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Electrical generator or motor structure September class, title,number 09/10

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
  
09/30/2010 > patent applications in patent subcategories. class, title,number

20100244589 - Electromagnetic actuating unit of a solenoid valve, and method for the production of such an actuating unit: An electromagnetic actuating unit of a hydraulic control valve which has an armature disposed inside an armature chamber in an axially displaceable manner, and a pole core disposed in a recess. The pole core limits the armature chamber in a direction of movement of the armature. The geometry of the... Agent: Lucas & Mercanti, LLP

20100244590 - Electromagnetic propulsion system: An electromechanical propulsion system is disclosed. The propulsion system uses magnetic propulsion and magnetic bearings to move a vehicle. The propulsion system is well suited for use on land, air, space, above water and underwater vehicles. The propulsion system includes a plurality of electromagnets that repel each other with strong... Agent: Kirk A. Buhler & Associates Patent Law

20100244591 - Method and apparatus for monitoring wall thinning of a pipe using magnetostrictive transducers and variation of dispersion characteristics of broadband multimode shear horizontal (sh) waves: Magnetostrictive transducers for monitoring wall thinning in a pipe, and an apparatus and method for monitoring wall thinning in a pipe using magnetostrictive transducers are provided. The magnetostrictive transducers generate broadband multimode shear horizontal (SH) waves, and allow the generated SH waves to travel along the pipe, thus correctly monitoring... Agent: Lrk Patent Law Firm

20100244592 - Power tool: According to an aspect of the present invention, there is provided a power tool including: a housing having a suction port formed thereon to introduce an cooling air from an outside of the housing; and a brushless motor that is housed in the housing and has an electric circuit, the... Agent: Kimble Intellectual Property Law, PLLC

20100244593 - Holding apparatus for electrical components of a field circuit which are arranged in the interior of a rotor body, as well as a rotor having a holding apparatus such as this: The invention relates to a retaining device (100) for electrical components (103) of an excitation circuit arranged inside a rotor body (101) and to a rotor comprising said retaining device (100). The retaining device (100) extends on the interior of the rotor body (101) and is adapted to the rotor... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20100244595 - Heat transfer through electrical submersible pump motor: The motor of an electrical submersible pump generates a significant amount of heat that can be removed by transferring it to the well production fluid. Grooves in the stator and motor housing facilitate more rapid heat transfer from the rotor and stator, through the motor lubricant, to the motor housing.... Agent: Bracewell & Giuliani LLP

20100244594 - Stator: A stator includes a substantially cylindrical stator core, which has a fixing ridge provided with a fastening portion for fixing, and which is positioned so that an axial center of the stator extends substantially horizontally; and sealing members, which are respectively attached to both axial ends of the stator core... Agent: Oliff & Berridge, PLC

20100244596 - Superconducting electrical machine: A superconducting electrical machine comprises a rotor and a stator. The stator comprises a stator having a plurality of circumferentially spaced radially extending teeth and a plurality of superconducting electric coils. Each superconducting electric coil is positioned around a respective one of the teeth. A thermally conducting member surrounds and... Agent: Oliff & Berridge, PLC

20100244637 - Motor and electronic device using same: A motor comprises a stator having a plurality of magnetic poles disposed at first predetermined intervals along an outer periphery thereof, and a rotor having a permanent magnet with poles magnetized alternately to have different polarities at second predetermined intervals and disposed rotatably around the outer periphery of the stator... Agent: Brinks Hofer Gilson & Lione/panasonic

20100244598 - Connecting device for electrically connecting a three-phase motor: A connecting device for electrically connecting a three-phase motor having three windings (U, V, W) to a three-phase network. The connecting device comprises a mains connection unit (18; 68) for connecting the phase lines (L1, L2, L3) of the three-phase network, and a motor connection unit (14; 110) for connecting... Agent: Hayes Soloway P.C.

20100244599 - Electromechanical energy conversion systems: An exemplary power system may include an electric machine with multiple sets of stator windings, each set of windings being coupled through a separate switch matrix to a common voltage bus, and each of which may be spatially arranged in full pitch around the stator such that stator flux harmonics... Agent: Fish & Richardson P.C.

20100244597 - Stator of rotary electrical machine: A stator of a rotary electrical machine includes a core unit configured by a plurality of core assemblies, around which wires are respectively wound to form the coils, including low voltage side terminals, which connect first ends of the coils, and a bus ring attached to the core unit so... Agent: Buchanan, Ingersoll & Rooney PC

20100244600 - Transmitter cover with mounting ring: The production costs of electrical machines are to be reduced. To this end, it should be possible to use standard transmitters for different axis heights of the electrical machine. The invention therefore provides a transmitter cover for an electrical machine, having a pot-like hood (11) for mounting on the electrical... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20100244601 - Fluid dynamic bearing device: Provided is a fluid dynamic bearing device, which fixes a lid member (10) to a bracket (6) or forms the lid member (10) and the bracket (6) integrally so that the bracket (6) exerts the release resistance of the lid member (10). As a result, the fluid dynamic bearing device... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20100244602 - Tubular induction motor with two directions of rotation for home-automation applications: Tubular induction motor (20; 30) with two directions of rotation, contained in a tube (11) of a tubular actuator designed to be installed in a building, comprising a squirrel cage rotor (24; 34) supported by bearings (26; 36; 46) and a stator (12) comprising a stack of metal laminations forming... Agent: Frommer Lawrence & Haug LLP

20100244603 - Electric machine: An electrical machine is disclosed. The electrical machine comprises a first discontinuous volume comprising a high resistivity soft magnetic material.... Agent: General Electric Company Global Research

20100244604 - Power generating apparatus and motor: A power generating apparatus and a motor are disclosed. The disclosed power generating apparatus comprises a stator being comprised of nonferrous metal; and a rotator. The disclosed motor comprises a field iron core; a motor case being comprised of nonferrous metal; and a stator magnet having the same width as... Agent: Ked & Associates, LLP

20100244605 - Permanent magnet type rotating electrical machine and electric power steering device: A permanent magnet type rotating electric machine includes: a rotor including a rotor core having a polygonal shape and a plurality of permanent magnets; and a stator including a stator core and armature windings, in which, when the number of poles is M, the number of slots is N, M... Agent: Sughrue Mion, PLLC

20100244606 - Torque rotor and method for manufacturing the same: Disclosed is a torque rotor and method for manufacturing the torque rotor having an effect of preventing inflow of plastic between a yoke and a magnet during a conventional plastic injection molding process for forming an assembling structure after assembling between the yoke and the magnet, thereby preventing degradation of... Agent: Mcdermott Will & Emery LLP

20100244607 - Rotor of rotary electric machine and method of manufacturing the same: In a rotor of a permanent magnet rotary electric machine, a bonding portion between each of segment shaped magnets and an outer circumference face of a rotor core is provided in axial symmetry with respect to the rotor axial center and has a bonding area equal to or larger than... Agent: Sughrue Mion, PLLC

20100244608 - Permanent magnet, manufacturing method thereof, and rotor and ipm motor: A manufacturing method for a permanent magnet includes the steps of a) producing a permanent magnet (1), b) fracturing the permanent magnet (1) to obtain two or more separate pieces (13), and c) restoring the permanent magnet (1) by fitting the fracture surfaces of adjacent separate pieces (13) together.... Agent: Sughrue Mion, PLLC

20100244609 - Permanent magnet type electric rotary machine and compressor using the same: A permanent magnet type electric rotary machine includes a stator including a stator core having teeth and slots, and a rotor provided with permanent magnets as magnet poles in a rotor core. A pole core portion which between each of the permanent magnets and an outer surface of the rotor... Agent: Antonelli, Terry, Stout & Kraus, LLP

20100244610 - Optimized electric machine for smart actuators: A single stator electric machine includes a plurality of magnets for generating a first magnetic field. Each respective magnet represents a respective rotor pole. A magnet holder retains the plurality of magnets. A stator is disposed radially outward from the plurality of magnets for generating a second magnetic field. The... Agent: Macmillan, Sobanski & Todd, LLC One Maritime Plaza

20100244611 - Permanent-magnetic type rotary electric machine: A permanent-magnetic type rotary electric machine includes a stator having teeth that are arranged in the peripheral direction thereof and around which armature windings of plural phases are wound, and a rotor having plural permanent magnets arranged so that the poles of the permanent magnets are alternately different in the... Agent: Sughrue Mion, PLLC

20100244612 - Ac motor winding pattern: A motor winding arrangement that is capable of delivering relatively flat torque over a wide range of speeds, thus achieving increasing power throughout its operating range, is provided. In a multi-phase, e.g., three-phase, motor utilizing the winding arrangement of the invention, each winding layer corresponds to one phase of the... Agent: Patent Law Office Of David G. Beck

20100244613 - Optimized electric machine for smart actuators: An electric machine includes a plurality of magnets for generating a first magnetic field. A magnet holder retains the plurality of magnets. A first stator is disposed radially outward from the magnet holder for generating a second magnetic field. The first stator includes a plurality of stator poles separated by... Agent: Macmillan, Sobanski & Todd, LLC One Maritime Plaza

20100244614 - Generator rotor with improved wedges: A wedge for use in a generator rotor includes a wedge body having a generally triangular shape with flat surfaces, and such that when the wedge is placed in a generator rotor, the flat surfaces will define circumferential extents of the wedge body relative to a rotational axis of the... Agent: Carlson, Gaskey & Olds, P.C.

20100244615 - Stator for rotary electric machine and method of manufacturing the stator: A stator core for a rotary electric machine is provided. The stator includes an annular stator core having a plurality of slots punched and arranged in the circumferential direction, being straight in the axial direction, and a stator winding consisting of wire members. The wire members have respective straight portions... Agent: Nixon & Vanderhye, PC

20100244616 - Dual-rotor motor: A dual-rotor motor in which inner slot angle φi is larger than outer slot angle φo. An inner notched portion is provided on both circumferential ends of an inner head. This inner notched portion provides a broader space between the inner head and an inner rotor toward both utmost ends... Agent: Brinks Hofer Gilson & Lione/panasonic

20100244617 - Stator having improved structure for restricting relative displacement between stator core and stator coil: A stator for an electric rotating machine includes a hollow cylindrical stator core and a stator coil made up of a plurality of electric wires mounted on the stator core. The stator core has a plurality of slots that are formed in a radially inner surface of the stator core... Agent: Nixon & Vanderhye, PC

20100244619 - Multi-parts assembled through bolts of stator core: A through bolt is provided for a magnetic core of a generator stator, which is insertable in a bore provided in the stator core lamination for maintaining the tightness of the core components. The through bolt includes at least two longitudinal through bolt elements which are interconnected via at least... Agent: Volpe And Koenig, P.C. Dept. Alstom

20100244618 - Stator for electric rotating machine: A stator for an electric rotating machine has iron core fastening members on the outer circumferential surface of a stator iron core, spaced apart from one another in a circumferential direction and fastened to the iron core in an axial direction. Holding rings on the outer circumferential surface of the... Agent: Buchanan, Ingersoll & Rooney PC

20100244620 - Commutation device and electric machine: The invention relates to a commutation device (1) having a rotatable commutator (2) and at least one grinding element (16, 17, 18, 19) contacting the commutator (2). According to the invention, means (21) for removing abrasion debris (20) occurring during commutation are provided. The invention further relates to an electric... Agent: Merchant & Gould PC

20100244621 - Audible brush wear indicator for rotating electric machines: An electric machine incorporates a brush assembly that provides an audible warning when the brush in the brush assembly approaches the end of its useable length. The brush incorporates a device incorporated into the brush or a brush design which cooperates with the brush holder to generate the noise. The... Agent: Harness, Dickey & Pierce, P.L.C

20100244623 - Capacitive micromachined ultrasonic transducer with voltage feedback: Implementations of a capacitive micromachined ultra-sonic transducer (CMUT) include a feedback component connected in series with the CMUT. The feedback component applies a feedback on a voltage applied on the CMUT for affecting the voltage applied on the CMUT as a capacitance of the CMUT changes during actuation of the... Agent: Lee & Hayes, PLLC

20100244622 - Magnetostrictive actuator: A magnetostrictive actuator comprises an assembly of at least two GMM rods (8, 9) spaced apart from each other on the same longitudinal axis, each rod being surrounded by a respective energising electromagnetic coil (10,11) 5 and being mounted between respective biasing permanent magnets (12, 13, 14), the assembly being... Agent: Vern Maine & Associates

20100244624 - Acoustic wave device and method of producing the same: A method of producing an acoustic wave device includes: forming an interdigital electrode 3 on a piezoelectric substrate 2; forming a barrier film 4 so as to cover the interdigital electrode 3; forming a medium 5 on the barrier film 4; measuring a frequency characteristic of an acoustic wave excited... Agent: Arent Fox LLP

20100244625 - Surface acoustic wave device and method for production of same: A method for fabricating a small and low-profile surface acoustic wave device which can be formed collectively by a wafer process without causing deterioration in characteristics is provided. The surface acoustic wave device has a piezoelectric substrate 1, an IDT 2 formed on one major surface of the piezoelectric substrate... Agent: Hogan Lovells US LLP

20100244626 - Surface acoustic wave resonator, surface acoustic wave oscillator, and electronic instrument: A SAW resonator which, using a quartz crystal substrate with Euler angles (−1.5°≦φ≦1.5°, 117°≦θ≦142°, and 42.79°≦|105|≦49.57°, includes an IDT which excites a stop band upper end mode SAW, and grooves hollowed out of the substrate positioned between electrode fingers configuring the IDT, wherein, when the wavelength of the SAW is... Agent: Harness, Dickey & Pierce, P.L.C

20100244627 - Drive unit: A drive unit which generates less heat may be provided. The drive unit includes a piezoelectric element (P1) having a piezoelectric layer (1), a drive power supply (14) configured to apply a driving voltage at a predetermined frequency to the piezoelectric element (P1) such that vibration including stretching vibration and... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP

20100244628 - Piezoelectric-driven mems element: A piezoelectric-driven MEMS element includes a substrate, a beam, a fixed portion, a fixed electrode portion and a power source. The beam is provided with a lower electrode film, a lower piezoelectric film, a middle electrode film, an upper piezoelectric film and an upper electrode film. The fixed portion fixes... Agent: Turocy & Watson, LLP

20100244629 - Piezoelectric generator: The piezoelectric generator is characterized by providing a spacer member in the vicinity of a fixed end of an elastic plate mounted on a base plate by means of affixing both ends in such a way as to prevent the elastic plate not to be deformed unnecessarily when a load... Agent: Fox Rothschild LLP Princeton Pike Corporate Center

20100244630 - Piezoelectric resonator, piezoelectric oscillator, electronic device and method for manufacturing piezoelectric resonator: A piezoelectric resonator includes: a package having a cavity; a plurality of electrode pads formed within the cavity; a first bonding section and a second bonding section that include silicone base conductive adhesive and are formed on the plurality of the electrode pads, respectively; and a piezoelectric vibrating element having... Agent: Harness, Dickey & Pierce, P.L.C

20100244631 - Composite substrate, elastic wave device using the same, and method for manufacturing composite substrate: In a composite substrate 10, the piezoelectric substrate 12 which is capable of transmitting an elastic wave and a support substrate 14 which a smaller thermal expansion coefficient than the piezoelectric substrate 12 are bonded to each other. The in-plane maximum thermal strain amount which is the largest thermal strain... Agent: Burr & Brown

20100244632 - Piezoelectric element and gyroscope: A piezoelectric element having a crystal structure that enables a piezoelectric film to be formed in an unstressed state is provided. The piezoelectric film contains an a-axis oriented crystal and a c-axis oriented crystal, where a difference in lattice constant between the a-axis oriented crystal and the c-axis oriented crystal... Agent: Oliff & Berridge, PLC

20100244633 - Actuator: An actuator includes: an ion conductive polymer layer including an ion conductive polymer; a pair of electrode layers disposed on both surfaces of the ion conductive polymer layer; and an ionic liquid contained in the ion conductive polymer layer and the electrode layers; wherein the electrode layers contain at least... Agent: K&l Gates LLP

20100244634 - Actuator: An actuator includes an ion-conductive polymer layer made of a first ion-conductive polymer, a pair of electrode layers provided one on each side of the ion-conductive polymer layer and made of a second ion-conductive polymer and conductive powder, and ions contained in the ion-conductive polymer layer and electrode layers. The... Agent: K&l Gates LLP

20100244635 - Piezoelectric element and method of manufacturing the same: According to one embodiment, a piezoelectric element is provided by forming a first electrode film on a major surface of a substrate, forming a modified film by modifying at least a portion of the major surface of the substrate by heating the substrate in an ambient containing oxygen, and forming... Agent: Knobbe Martens Olson & Bear LLP

20100244636 - Piezoelectric component with outer contacting, having gas-phase deposition, method for manufacturing the component and use of the component: A piezoelectric component with at least one fully active piezoelement has electrode layers and interposed piezoelectric layers. guided to a lateral edge of the piezoelement and contacted there. An insulating layer applied for electric contacting has an electric through-plating. An electrically conductive gas-phase deposition layer is applied directly to the... Agent: Staas & Halsey LLP

  
09/23/2010 > patent applications in patent subcategories. class, title,number

20100237716 - Magneto-plasma-dynamic generator and method of operating the generator: A magnetoplasmadynamic (MPD) generator comprising a conveying duct (6) shaped for conveying a high velocity, conductive fluid; a magnetic field generator arranged to generate a magnetic field (2) across the conveying duct (6), substantially perpendicular to the direction of travel of the fluid, such that the fluid passes through the... Agent: Oliff & Berridge, PLC

20100237715 - Magnetoplasmadynamic (mpd) generator: A magneto-plasma-dynamic (MPD) generator, comprising: a conveying duct shaped for conveying a high velocity, conductive fluid; a magnetic field generator arranged to generate a magnetic field across the conveying duct, substantially perpendicular to the direction of travel of the fluid, such that the fluid passes through the magnetic field (2)... Agent: Oliff & Berridge, PLC

20100237717 - Pole tooth with end face laminate for connection of pole tooth halves and corresponding method for production of a pole tooth: Electrical machines having pole teeth which can be equipped with a permanent magnet are intended to be capable of being assembled more easily. Provision is made for this purpose for two pole tooth halves (1,2) to be provided for each pole tooth, each of which two pole tooth halves has... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20100237718 - Voice coil motor with surface coil: A voice coil motor with a surface coil includes a set of magnetic sensing elements, a lens carrier physically connected to the set of magnetic sensing elements, a pedestal, and a set of printed circuit boards fixed onto the pedestal. A patterned metal layer is fabricated on the set of... Agent: North America Intellectual Property Corporation

20100237719 - Electromagnetic vibratory generator for low freqency vibrations: Electromagnetic vibration generator for generation of electric energy comprising a movable member (2) member (9) arranged to the frame (1), an excitation circuit (8) attached to the movable member (2) and a coil (7), while the coil (7) and the excitation circuit (8) are movably arranged one towards the other... Agent: Frank L.laczko

20100237720 - Oscillatory motors and devices incorporating them: An oscillatory device incorporating a limited angle torque motor capable of oscillating one or more end effector(s) is provided. The device may additionally incorporate an ultrasound transducer and/or a waveguide structure.... Agent: Speckman Law Group PLLC

20100237721 - Motor: The present invention provides a motor (M) including a case (1) storing an armature (3) having a winding wire (2) wound thereon on the inner circumferential side, in which the case (1) includes an opening part (1a) for inserting a terminal (5) for connecting the winding wire (2) to an... Agent: Mcglew & Tuttle, PC

20100237722 - Motor connecting box and converter motor: In a converter motor, the converter electronics are integrated into the motor connecting box. The lower part of the motor connecting box is formed in one piece with a housing of the converter motor and at the front end than at the rear end. The edge of the upper part... Agent: Kenyon & Kenyon LLP

20100237723 - System and method for thermal management in electrical machines: A cooling system for an electrical machine is provided. The cooling system includes at least one baffle enclosing multiple endwindings, wherein the at least one baffle is configured to guide a cooling fluid flow to multiple regions of interest in the machine.... Agent: General Electric Company Global Research

20100237724 - Dynamoelectric machine coil spacerblock having flow deflecting channel in coil facing surface thereof: A dynamoelectric machine includes a rotor having a plurality of adjacent coils; a spaceblock disposed between adjacent coils so as to define first and second cavities adjacent the spaceblock and between mutually adjacent coils; and the spaceblock includes a channel disposed in a coil facing surface of the spaceblock for... Agent: Hoffman Warnick LLC

20100237725 - Rotating electric machine and drive device: There is provided a rotating electric machine capable of preventing a coolant from being retained at an outer surface of a rotor. This rotating electric machine includes a rotation shaft provided so as to be rotatable, a core body secured to the rotation shaft, a permanent magnet embedded in the... Agent: Sughrue Mion, PLLC

20100237727 - Arrangement and method for cooling an electrical machine: An exemplary arrangement is disclosed for cooling an electrical machine having an external rotor rotating around its rotation axis and a stator having sheet packs, located inside the rotor at the end of an air gap. In the arrangement, a first part of a coolant flow is conducted from both... Agent: Buchanan, Ingersoll & Rooney PC

20100237726 - Stator structure and rotating electrical machine using the same: The invention provides a rotating electrical machine provided with stable rotation characteristics for enabling each core to be reliably fixed in arranging a plurality of cores annularly around the rotor even when the dimensional error occurs in manufacturing accuracy of each core, causing each division core itself to enhance the... Agent: Kanesaka Berner And Partners LLP

20100237752 - Motor and electronic device using the same: This motor includes a stator whereupon a plurality of magnetic poles are arranged at first prescribed intervals on the outer circumference section, and a rotor which is rotatively arranged on the outer circumference of the stator by having a prescribed space in between and has permanent magnets magnetized to different... Agent: Brinks Hofer Gilson & Lione/panasonic

20100237728 - Flat vibration motor: A flat vibration motor able to be mounted to a device side board by just reflow processing and able to reduce the occupied area, that is, a flat vibration motor provided with a stator plate having a through hole into which one end of a shaft is fit, the stator... Agent: Kratz, Quintos & Hanson, LLP

20100237729 - Motion conversion device: A permanent magnet rotational motor employs the use of a rotating iron band member which absorbs the magnetic flux of both of the opposing magnet flux fields from stator and rotor magnets. This causes mutually opposing, interacting magnetic flux fields of the rotor and stator magnets to enter in close... Agent: Hollstein Keating Cattell Johnson & Goldstein P.C.

20100237730 - Motor: A motor is disclosed. The motor in accordance with an embodiment of the present invention can include: a shaft; a bearing supporting the shaft to rotate; a thrust plate supporting a lower end of the shaft a boss joined to the shaft and having a ring-shaped groove on a side... Agent: Mcdermott Will & Emery LLP

20100237732 - Magnetic drive arrangement: A magnetic drive arrangement includes a multitude of permanent magnets (13) which are arranged along the periphery of a housing wall (15), wherein the magnets (13) are held with a non-positive fit by the housing wall (15) and bear on this. The manufacturing effort is simplified by way of the... Agent: Panitch Schwarze Belisario & Nadel LLP

20100237731 - Orbital magnetic speed change: The present invention refers to a speed change mechanism with magnetic torque transmission using two stages of epicyclic transmission, with four bases, containing each base at least one magnetic poles ring, the first stage has one base with orbital motion and one base reciprocal to the housing concentric with the... Agent: Valmor Da Cunha Gravio

20100237733 - Hybrid aircraft electrical architecture with both variable and constant frequency generators: An electrical generation system utilizes a variable frequency generator operating in combination with a constant frequency generator. Also disclosed and claimed are an aircraft electrical architecture, and a gas turbine engine incorporating the above electrical generation system.... Agent: Carlson, Gaskey & Olds, P.C.

20100237734 - Method for mounting permanent magnets that form magnetic poles on the rotor of an electric machine: A method for mounting permanent magnets that form magnetic poles on a permanent magnet support surface of the rotor of an electric machine includes the steps of forming a mold by the placement of a mold part against the support surface in such a way that the mold cavity of... Agent: Lucas & Mercanti, LLP

20100237735 - Methods and apparatus for preventing demagnetization in interior permanent magnet machines: An internal permanent magnet machine (“IPM machine”) of the type used, for example, with traction motors and hybrid electric vehicles, includes a rotor having a plurality of ferrite magnets arranged in one or more layers, wherein at least one of the layers includes rare earth magnets (e.g., NdFeB magnets) adjacent... Agent: Ingrassia Fisher & Lorenz, P.C. (gm)

20100237736 - Permanent magnet machines: A permanent magnet machine includes a rotor and a stator including plurality of stator pole sections. Each stator pole section comprises a core section having an inner end piece disposed adjacent to the core section, the inner end piece comprising a first magnetic material that is adapted to saturate during... Agent: Ingrassia Fisher & Lorenz, P.C. (gm)

20100237737 - Optimized bi-directional electrostatic actuators: An electrostatic actuator comprising: first and second comb arrays of electrodes arranged on a base, the electrodes of the first and second comb arrays being interleaved; a third comb array of electrodes spring mounted over the first and second comb arrays, the electrodes of the third comb array being aligned... Agent: Nasser Ashgriz

20100237738 - Moving a free-standing structure between high and low adhesion states: Embodiments disclosed herein generally solve a stiction problem in switching devices by using a series of pulses of force which take the switch from being strongly adhered to a landing electrode to the point where it is only weakly adhered. Once in the low adhesion state, the switch can then... Agent: Patterson & Sheridan, L.L.P.

20100237740 - Method of manufacturing piezoelectric vibrator, piezoelectric vibrator, oscillator, electronic device, and radio clock: There is provided a method of manufacturing piezoelectric vibrators 1. The method includes a process for through holes 35 and 36, which pass through a base substrate wafer, so that openings of the through holes are opened to the outside of the recesses for cavities C; a process for patterning... Agent: Brinks Hofer Gilson & Lione/seiko Instruments Inc.

20100237739 - Piezoelectric vibrator manufacturing method, and piezoelectric vibrator, oscillator, electronic apparatus, and radio clock: A piezoelectric vibrator manufacturing method includes a cavity forming step for forming depressions for a cavities on at least one of two wafers; a bonding electrode film forming step for forming bonding electrode films on bonded surfaces of the both wafers; a mount pattern forming step for forming a pair... Agent: Brinks Hofer Gilson & Lione/seiko Instruments Inc.

20100237741 - Surface acoustic wave device: A surface acoustic wave device including an SiO film has improved frequency temperature characteristics, prevents an increase in insertion loss, obtains a reflection coefficient of an electrode that is sufficiently high, and achieves more preferable resonant characteristics and filter characteristics. The surface acoustic wave device includes a LiNbO3 substrate having... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20100237742 - Lamb-wave resonator and oscillator: A Lamb-wave resonator includes a piezoelectric substrate, and an IDT electrode disposed on one principal surface of the piezoelectric substrate. The IDT electrode has bus bar electrodes connecting sends of a plurality of electrode finger elements. The plurality of electrode finger elements being interdigitated with each other to form an... Agent: Oliff & Berridge, PLC

20100237743 - Ultrasonic actuator: An ultrasonic actuator may be provided in which generation of a stress is prevented in the connection face of the piezoelectric element between the electrodes and the conductive members. The ultrasonic actuator includes a piezoelectric element (P1) and flexible cables (F1). The piezoelectric element (P1) includes: a piezoelectric layer (1);... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP

20100237744 - Actuator on the basis of geometrically anisotropic nanoparticles: In an actuator including at least one active electrode disposed in an electrolyte and comprising at least two webs of an electrically conductive material with a plurality of geometrically anisotropic nanoparticles disposed thereon and oriented uni-directionally in a preferential direction with an electrically conductive connection between the nanoparticles and the... Agent: Klaus J. Bach

20100237745 - Piezoelectric thin film device: A sensor or actuator includes a piezoelectric thin film device including a lower electrode, a piezoelectric thin film and an upper electrode, and a voltage detecting device connected between the lower and upper electrodes of the piezoelectric thin film device. The piezoelectric thin film is formed of an alkali niobium... Agent: Antonelli, Terry, Stout & Kraus, LLP

20100237746 - Multi-layered impedance matching structure for ultrasound probe: An acoustical stack for an ultrasound probe comprises a piezoelectric layer having top and bottom sides and a plurality of matching layer sections forming a matching layer structure. Each of the matching layer sections comprises a spring layer comprising a first material and a mass layer comprising a second material... Agent: Dean D. Small The Small Patent Law Group LLP

20100237747 - Piezoelectric composite material: A composition of matter having multiple layers of different conductors separated by thin layers of dielectric materials has a high piezoelectric coefficient when the conductors are metals having a significant difference in work function and the dielectric materials have a low elastic modulus when the metal layers are connected to... Agent: Edward S. Sherman, Esq.

20100237748 - Spring disc energy harvester apparatus and method: An energy harvesting apparatus and method that is especially well suited for harvesting low frequency broadband vibration energy from a vibrating structure is presented. The apparatus includes a pair of disc springs that are arranged in an opposing relationship. A threaded fastening member and a threaded nut extend through apertures... Agent: Harness Dickey & Pierce, PLC

20100237749 - Electronic component, mounting structure thereof, and method for mounting electronic component: An electronic component includes: a functional piece having a predetermined function; a bump electrode formed on the functional piece, the bump electrode including a core with elastic property and a conductive film provided on a surface of the core; and a holding unit for holding a conductive contact state between... Agent: Harness, Dickey & Pierce, P.L.C

20100237750 - Piezoelectric thin film resonator, filter, communication module and communication device: A piezoelectric thin film resonator includes a substrate, a lower electrode provided on the substrate, a piezoelectric film provided on the lower electrode, and an upper electrode provided on the piezoelectric film. At least a portion of the upper electrode and that of the lower electrode oppose each other through... Agent: Arent Fox LLP

20100237751 - Piezoelectric actuator: A piezoelectric actuator comprises a co-fired stack of piezoelectric elements formed from a piezoelectric material and a plurality of positive internal electrodes interdigitated with a plurality of negative internal electrodes throughout the stack to define active regions of the piezoelectric material which are responsive to a voltage applied across the... Agent: Delphi Technologies, Inc

  
09/16/2010 > patent applications in patent subcategories. class, title,number

20100231057 - Portable electronic device: A portable electronic device includes a housing, a plurality of buttons mounted on the housing for operating the portable electronic device, a power supply received in the housing for supplying working electric power to the portable electronic device, and a generator unit. The generator unit includes a plurality of magnetic... Agent: Altis Law Group, Inc. Attn: Steven Reiss

20100231058 - Electric motor with a measurement system for position or movement: An electric motor with a magnet free main drive component, as stator or secondary part, having a measuring system for determining positions and directions with increased resolution is proposed. Said electric motor comprises a first engine part (140), being moveable in relation to a second engine part (110). A number... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20100231059 - Laminated core of an electric linear motor: The invention relates to a laminate stack (7) of an electric linear motor (1) or a primary part (3) and/or a secondary part (5), which has a corresponding laminate stack. The laminate stack (7) has a means (10) for forming a frictional and/or interlocking connection between individual laminates (15) of... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20100231060 - Linear vibration motor: A linear vibration motor according to an aspect of the invention may include: a case having a cavity to receive a mass therein; a movable part generating a magnetic field inside the case and moving in a transverse direction while being secured to the mass; a coil part generating a... Agent: Staas & Halsey LLP

20100231061 - gimbal: A gimbal arrangement comprises a socket (6) having a partially spherical inner surface with a first radius; a ball (2) located within the socket and having a partially spherical outer surface with a second radius smaller than the first radius; a first array of electromagnets (5) mounted at the outer... Agent: Knobbe Martens Olson & Bear LLP

20100231062 - Electrical machine with dual radial airgaps: A switched reluctance machine has an array of poles attached to a stationary holding member to form a stator. The stator has no back-iron. The machine has two arrays of rotor poles, positioned on either side of the stator poles, and circumferentially aligned with each other. When a pair of... Agent: Haynes And Boone, LLPIPSection

20100231063 - Rotation structure: A rotation structure rotates a rotatable segment via the attraction between a number of electromagnetic elements disposed on another rotatable segment around a screw and a magnet disposed on another rotatable segment. The rotated angle of the rotatable segment can be controlled by selectably magnetizing the electromagnetic elements in response... Agent: Altis Law Group, Inc. Attn: Steven Reiss

20100231064 - Balance ring for a vehicular electric machine: An electric machine for deployment in a vehicle, with the electric machine having a housing is provided. The electric machine comprises a stator assembly coupled to the housing, and a rotor assembly disposed within the stator assembly and configured to rotate relative thereto. A balance ring is coupled to an... Agent: Ingrassia Fisher & Lorenz, P.C. (gm)

20100231065 - Motor cooling structure: A motor cooling structure includes a coil end cover interposed between a coil end and a motor case, a liquid passage, in which a cooling liquid flows, formed between the coil end cover and the coil end or the motor case. A micro-gap into which part of the cooling liquid... Agent: Oliff & Berridge, PLC

20100231067 - Electric motor having fluid circulation system and methods for cooling an electric motor: An electric motor having a housing, a stator mounted in the housing, and a rotor mounted in the housing for rotation relative to the stator about a central axis. The rotor has opposite ends and a plurality of fluid flow passages extending through the rotor between the ends. An electro-magnetic... Agent: Senniger Powers LLP (emer)

20100231066 - Electrical machine with permanent magnets: Electrical machine (1) having a stator (3), which has axially extending cooling channels (8) in the laminate stack and/or cooling channels (9) extending between the stator and a housing, having a rotor (20), whose laminate stack (19) has an internal bore or is positioned on a hub structure (7) having... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20100231068 - Disk drive device for rotating a disk: In the brushless motor, a magnetic recording disk is to be mounted on a hub. A base plate rotatably supports the hub on the upper surface. A laminated core is fixed on the upper surface of the base plate and has a ring portion and a plurality of teeth that... Agent: Fulwider Patton LLP

20100231098 - Electric machine comprising an elastic connection to a gearbox primary shaft: The present invention relates to an electric machine comprising a rotor (18) able to be coupled to a primary shaft (10) of a gearbox (12) comprising a housing, the said electric machine (16) comprising a stator (20) able to be attached to the housing of the said gearbox, the stator... Agent: Nicolas E. Seckel Patent Attorney

20100231069 - Magnetorheological actuators: Provided is an actuator, comprising a motor/generator element and a clutch/brake element. The motor/generator element comprises a stator made of a high magnetic permeable material, an outer coil being wound around the stator; a rotor made of a high magnetic permeable material and with a plurality of permanent magnets fixed... Agent: Morris Manning Martin LLP

20100231070 - Actuator: An actuator having an output axis which is moved linearly by a rotatory force, and a boss for holding the above-mentioned output axis in such a way that the output axis can move linearly includes a connecting member for propagating the linear motion of the above-mentioned output axis to an... Agent: Birch Stewart Kolasch & Birch

20100231071 - Modular stepper motor actuator: A stepper motor linear actuator arrangement is formed by casting thermoplastic internal threads within a hollow metal cylinder and arranging the within a hollow metal motor stator.... Agent: Richard A. Menelly

20100231072 - Motor and window lift: A window lift has a motor and a gearbox. The motor is a permanent magnet motor, comprising a stator and a rotor rotatably mounted to the stator. The stator or the rotor comprises a housing and magnets fixed to inner surface of the housing. The radial cross section of the... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20100231073 - Inner-rotor-type motor: An inner-rotor-type motor includes a housing, a stator, a rotor, a permanent magnet and a cover plate. The housing has a compartment. The stator is received in the compartment. There is an assembling hole arranged at the axial center of the stator and passing through the stator from the top... Agent: Kamrath & Associates P.A.

20100231074 - Fluid dynamic bearing device and manufacturing method therefor: To provide a fluid dynamic pressure bearing device that achieves high rigidity against moment without degradation in assembly precision and bearing performance, bearing sleeves are arranged in an axial direction and coaxiality of radial bearing surfaces formed on inner peripheral surfaces of the bearing sleeves is set to 3 μm... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20100231076 - Bearingless motor: A unit 101 of a first bearingless motor is formed of a stator 41 and a core 61, while a unit 103 of a second bearingless motor is formed of a stator 43 and a core 63. A thrust magnetic bearing unit 102 formed of a core 62 and a... Agent: Bruce L. Adams Adams & Wilks

20100231075 - Large capacity hollow-type flywheel energy storage device: Disclosed is a large capacity hollow-type flywheel energy storage device. The energy storage device includes a hollow shaft, a vacuum chamber receiving the hollow shaft, a flywheel having a predetermined weight and disposed at an inner edge of the vacuum chamber, and a hub connecting the flywheel to the hollow... Agent: Blakely Sokoloff Taylor & Zafman LLP

20100231077 - Dual machine, and method of power generation and electromotive operation using the same: Provided is dual machine and method of power generation and electromotive operation. The dual machine includes a left and a right assembly. The left and right assemblies have first and second magnets, use magnetic current and force, and operate alternately varying polarity under control of a control device. When the... Agent: Ipla P.A.

20100231078 - Rotor of permanent magnet rotating electric machine: A permanent magnet rotating electric machine has a stator provided with a plurality of windings, and a rotor in which magnets are disposed in slots formed in a rotor core along an outer circumference thereof. The rotor core is fixed on a rotary shaft rotating inside the stator, and one... Agent: Crowell & Moring LLP Intellectual Property Group

20100231079 - Axial gap motor: The present axial gap motor is provided with: a rotor that is rotatable around a rotation axis; and a pair of stators that are opposed to each other with the rotor interposed therebetween from both sides in a rotation axis direction which is parallel with the rotation axis of the... Agent: Arent Fox LLP

20100231080 - Alternating-current dynamo-electric machine: An alternating-current dynamoelectric machine according to the present invention includes: a stator including: a stator core in which slots that extend in an axial direction are formed on an inner side; and a stator winding that is mounted to the stator core by winding conducting wires into the slots; and... Agent: Sughrue Mion, PLLC

20100231081 - Motor: A motor is provided with: an inner rotor having inner permanent magnets arranged in a peripheral direction and an outer rotor having outer permanent magnets arranged in the peripheral direction, the mutual axes of rotation of the inner rotor and the outer rotor being arranged coaxially, and a rotating device... Agent: Arent Fox LLP

20100231082 - Method for producing the coil of a rotary electric machine stator and stator thus obtained: A stator which comprises a core, slots provided in the core and a coil comprising a plurality of windings, in which each winding consists of at least one conductor which is arranged in slots of the core associated with the winding, forming axial ripples and forming overall a spiral coaxial... Agent: Matthew R. Jenkins, Esq.

20100231083 - Coil manufacturing method and coil manufacturing apparatus: A coil manufacturing method for manufacturing a wave wound coil in a substantially cylindrical shape by shaping a linear conductor with a cross-sectional shape having directionality, including: transferring a linear waver conductor shaped in a substantially rectangular waveform, and having straight side portions extending in a wave width direction, one-side... Agent: Sughrue Mion, PLLC

20100231084 - Core block, and magnetic pole core using core blocks for motor: A core block has an arm portion, and a yoke portion extending circumferentially at an end of the arm portion. At least the yoke portion is configured such that a plurality of core segments are stacked in multiple levels in an axial or radial direction. Each of the core blocks... Agent: Mcglew & Tuttle, PC

20100231085 - Pole retention configuration for electric machine rotors: A retention system in which rotor pole pieces are retained within complementarily shaped channels in a rotor hub, permanent magnets are secured between the pole pieces and within clamp members, and wedge-shaped pieces are used to apply positive locking forces along the axial length of each clamp member and of... Agent: Sonnenschein Nath & Rosenthal LLP

20100231086 - Manufacturing method of rotating electric machine and rotating electric machine: A manufacturing method of a rotating electric machine includes the steps of: preparing a plurality of split stator cores annularly arranged at intervals in a circumferential direction so that their inner end portions are aligned with an imaginary circle and a support member positioned inside the imaginary circle in a... Agent: Sughrue Mion, PLLC

20100231087 - Micro oscillating element: A micro oscillating element includes a frame and an oscillation section connected to the frame via a torsional joining section. The oscillation section includes a movable functional section, an arm section and a first comb-tooth electrode. The arm section extends from the functional section. The first comb-tooth electrode includes first... Agent: Kratz, Quintos & Hanson, LLP

20100231088 - Wafer, wafer polishing apparatus, wafer polishing method, method of fabricating piezoelectric vibrator, piezoelectric vibrator, oscillator, electronic apparatus and radiowave timepiece: To provide a wafer preventing a breakage of a crack or a chip off from being brought about in a polishing step and a polishing apparatus and a polishing method of polishing the wafer, there is provided a wafer in a shape of a plate substantially in an angular rectangular... Agent: Brinks Hofer Gilson & Lione/seiko Instruments Inc.

20100231089 - Surface acoustic wave device and manufacturing method of the same surface acoustic wave device: A surface acoustic wave device includes a piezoelectric element, an IDT electrode formed on the piezoelectric element for exciting a principal wave, a reflection film formed on the piezoelectric element having a higher reflectivity than the reflectivity of the piezoelectric element in a visible light wavelength region, and a light... Agent: Wenderoth, Lind & Ponack L.L.P.

20100231090 - Generator for a piezoelectric transducer: The generator for a piezoelectric transducer, in particular for a piezoelectric motor for medical or dental applications, comprising two transformers (11A, 11B) each including a primary winding (L1) and a secondary winding (L2), and four switches (19A, 19B, 21A, 21B) driven by an ultrasonic frequency oscillator, two of said four... Agent: Griffin & Szipl, PC

20100231091 - High-performance electroactive polymer transducers: Transducers employing electroactive polymer films are disclosed.... Agent: Levine Bagade Han LLP

20100231092 - lateral excitation of pure shear modes: Circularly polarized resonant structures are obtained utilizing piezoelectric resonators made of materials and orientations selected in accordance with the teaching provided herewith. Further provided are radially polarized structures. Furthermore, the utilization of such resonators and structures as sensors, for frequency control application, for signal filtering, and the like, is also... Agent: Saltamar Innovations

20100231093 - Anti-emi ultrasonic transducer: An anti-EMI ultrasonic transducer has a conductive casing, a piezoelectric ceramic board having an opening, a conductive shelter, a first and second wires and an encapsulation. A first electrode face of the piezoelectric ceramic board faces to the opening and a second electrode face is mounted inside the conductive casing.... Agent: Hershkovitz & Associates, LLC

20100231094 - Piezoelectric vibration component: where Se is the surface area of the piezoelectric vibrating element, Sp is the surface area of the space inside the package when the piezoelectric vibrating element inside the package is absent, and M is the maximum mass of moisture per unit volume [μg/mm3] at the use temperature and 100%... Agent: Dickstein Shapiro LLP

20100231095 - Piezoelectric material, piezoelectric device, and method of producing the piezoelectric device: e

20100231096 - Piezoelectric material, method of manufacturing the same, and piezoelectric device: Provided is a piezoelectric material having a good piezoelectric property and Curie temperature (Tc) of 150° C. or higher, and a piezoelectric device using the piezoelectric material. The piezoelectric material includes a sintered body made of a perovskite-type metal oxide represented by the following general formula (1): xBi(Mg1/2Ti1/2)O3−(1−x)BaTiO3 (1), where... Agent: Fitzpatrick Cella Harper & Scinto

20100231097 - Micro-motor: A micro-motor includes a base, a rotor and a retaining member. The base includes an axle tube. The rotor includes a rotary member and a support member arranged between the rotary member and the base. The rotary member has a central hole where the axle tube of the base extends.... Agent: Kamrath & Associates P.A.

  
09/09/2010 > patent applications in patent subcategories. class, title,number

20100225180 - Linear motor: In the present linear motor, stators provided between adjacent movers 51a, 51b are integrally formed. The integrally formed stator 52c has salient poles 50 on each of the two surfaces opposing the movers 51a, 51b. As a result, installation area may be reduced compared to a case where a plurality... Agent: Osha Liang L.L.P.

20100225179 - Linear motor with reduced cogging: A linear motor is provided including a magnet track including a plurality of permanent magnets, and a coil assembly including a plurality of laminations. The coil assembly defines a plurality of teeth having slots therebetween. The plurality of teeth include (1) two end teeth and (2) at least one non-end... Agent: Kulicke And Soffa Industries, Inc.

20100225182 - Electric fan: A fan casing, webs, and a motor casing are integrally formed of a resin material by injection molding to configure a fan housing. An electrically grounded electromagnetic noise guard and a bearing holder to which an outer race of a ball bearing are electrically connected by an electrically-conducting path member... Agent: Rankin, Hill & Clark LLP

20100225181 - Injection-molded stator: An injection-molded stator has a stator core, a coil winding having a head, an end insulating plate having a first groove, and a connector. The end insulating plate is disposed on one end of the stator core, the connector is formed by the head of the coil winding and a... Agent: Matthias Scholl

20100225183 - Stator cooling structure for superconducting rotating machine: Disclosed herein is a structure for cooling the stator of a superconducting rotating machine. The structure includes a stator coil. Slots are axially disposed at the stator coil to support the stator coil, and a space is defined between the slots to allow the stator coil to be partially exposed.... Agent: Hyun Jong Park Park & AssociatesIPLaw LLC

20100225184 - Servo motor with improved heat dissipation efficiency: A servo motor includes an enclosure defining airflow passages in the outer surface thereof, an end cover attached to the enclosure, a rotor shaft accommodated in the enclosure and having an end protruding out of the end cover, an encoder attached to the protruding end of the rotor shaft, an... Agent: PCe Industry, Inc. Att. Steven Reiss

20100225207 - Electric machine: An electric machine that includes a stator and a Hall-effect sensor. The stator includes a pair of asymmetric poles and the sensor is oriented such that the plane of the sensor is substantially parallel to armature field lines passing through the sensor.... Agent: Morrison & Foerster LLP

20100225208 - Holder for a position sensor: A holder for a position sensor of an electric machine. The holder includes a pocket for holding the position sensor, an abutment, and a biasing mechanism mountable to a fixture of the electric machine so as to bias the abutment relative to the fixture. Additionally, an electric machine that incorporates... Agent: Morrison & Foerster LLP

20100225206 - Position sensing device and motor using the same: A position sensing device for a motor, the motor has a stator having a coil winding, and a rotor, and the position sensing device including a fixing frame, including a first fixing portion, a second fixing portion, a third fixing portion, and a fourth fixing portion, multiple Hall components, and... Agent: Matthias Scholl

20100225185 - Stator for rotary electric machine: A pair of connecting wire hooks are disposed on both sides of a nozzle receiving groove in an extended slot space (a first extended space) to sandwich an extended portion of an extended virtual space (a third extended space). In this configuration, the pair of connecting wire hooks are not... Agent: Rankin, Hill & Clark LLP

20100225186 - Motor for treadmill: A motor for a treadmill, containing at least a housing (1), a stator (2), a rotor (3) having a rotating shaft (4), a front end cover (9), a rear end cover (5), and a flywheel (13). The front end cover (9) and the rear end cover (5) are disposed on... Agent: Matthias Scholl

20100225188 - Axle guide positioning structrue of linear actuator: In an axle guide positioning structure of a linear actuator, the linear actuator includes a machine base, a motor fixed onto a side of the machine base, a cover covered onto the machine base and formed on another side of the motor, and the axle guide positioning structure includes an... Agent: Hdls Patent & Trademark Services

20100225187 - Spindle positioning means of linear actuator: A linear actuator includes a base having a positioning post and a motor fixed on one side of the base. A spindle positioning means includes a spindle, a seat and a fixing element. The spindle protrudes from the motor and penetrates the base. One side of the spindle away from... Agent: Hdls Patent & Trademark Services

20100225189 - Starter: In a starter with which a pinion movable body with which a pinion gear and a one-way clutch were united moves on an output shaft, a holder is attached to the one-way clutch. A seal component having the shape of a ring is provided so that an end of an... Agent: Oliff & Berridge, PLC

20100225190 - Generator: A generator includes a body and at least one drive unit. The body includes at lease one winding portion and one magnetic pole portion. The winding portion is formed that is wrapped with windings, while the magnetic pole portion is rounded with a magnetic pole around the circumference of winding... Agent: Sinorica, LLC

20100225191 - Rotor having embedded permanent magnet: A structure for arranging a permanent magnet suitable for a rotor core having a thin, circular, hollow ring section and a structure for reducing the amount of the permanent magnet are provided.... Agent: Edwards Angell Palmer & Dodge LLP

20100225192 - Printed circuit board and method of manufacturing the same: A permanent magnet rotor of a brushless direct current (BLDC) motor, in which cogging torque ripple and electromagnetic vibration noise transferred to the permanent magnet rotor can be blocked and a motor's power-to-weight ratio can be improved. A conventional BLDC motor has to use an electric steel sheet core so... Agent: Staas & Halsey LLP

20100225193 - Coils: The present invention provides an improved single-layer coil 10 for a rotating or linear electrical machine. The coil 10 has a first endwinding 12 that is substantially parallel to a longitudinal axis LA of the coil and a second endwinding 14 that is bent away from, or towards, the longitudinal... Agent: Eckert Seamans Cherin & Mellott

20100225194 - Electric motor: The present invention relates to an electric commutator motor (1) that comprises a stator (2) and a rotor core (3), wherein the magnetic flux transmittance between the rotor (3)-stator (2) is improved and the noise level is reduced by securing a ferromagnetic rotor sleeve (5) on the outer circumference press-fittingly.... Agent: Venable, Campillo, Logan & Meaney, P.C.

20100225195 - Armature core, motor using it, and its manufacturing method: An object is to enable simple manufacture of a motor, especially, a stator core or a field without impairment of motor characteristics. The motor includes a shaft, a rotor fixed to the shaft, and a stator including a stator core that faces the rotor with a certain space therebetween and... Agent: Birch Stewart Kolasch & Birch

20100225196 - Electric machine: An electric machine that includes a permanent-magnet rotor and a stator. The stator includes a plurality of poles, each pole having a leading edge and a trailing edge relative to the direction of rotation of the rotor. The leading edge of each pole is thicker than the trailing edge in... Agent: Morrison & Foerster LLP

20100225197 - Stator core: A stator core that includes a pair of poles separated by an air gap. Each pole includes a first side adjacent the air gap and a second opposite side remote from the air gap. A pole arc is formed in the first side and an arcuate mounting recess is formed... Agent: Morrison & Foerster LLP

20100225198 - Electric motor: An electric motor has a pair of brushes for transferring power to windings of a wound rotor by making sliding contact with a cylindrical commutator. Each brush has a body with a pair of end surfaces, and a contact surface extending between the end surfaces and configured to slidingly contact... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20100225200 - Monolithic integrated cmuts fabricated by low-temperature wafer bonding: Low temperature wafer bonding (temperature of 450° C. or less) is employed to fabricate CMUTs on a wafer that already includes active electrical devices. The resulting structures are CMUT arrays integrated with active electronics by a low-temperature wafer bonding process. The use of a low-temperature process preserves the electronics during... Agent: Lumen Patent Firm

20100225199 - Nanoporous materials for use in intelligent systems: The present invention relates to volume and/or shape memory systems for which the volume and/or shape can be adjusted by controlling one or more variables such as applied voltage and temperature. In one embodiment, the volume and/or shape memory systems of the present invention are controlled and/or adjusted by way... Agent: Joseph J. Crimaldi Roetzel & Andress

20100225201 - Electroacoustic component: An electroacoustic component that includes a substrate made of monocrystalline LiNbO3 is disclosed. In the component, a first Euler angle λ of the monocrystalline LiNbO3 is: λ≈0°, a second Euler angle μ of the monocrystalline LiNbO3 is: −74°≦μ≦−52° or 23°≦μ≦36°, and a third Euler angle θ of the monocrystalline LiNbO3... Agent: Fish & Richardson PC

20100225202 - Acoustic wave device: Provided is a highly reliable acoustic wave device wherein deterioration of electrical characteristics due to deformation of a protective cover is suppressed. A method for manufacturing such acoustic wave device is also provided. The acoustic wave device has a piezoelectric substrate 1 propagating an acoustic wave; an excitation electrode arranged... Agent: Hogan Lovells US LLP

20100225203 - Driving device: A driving device 1 includes an electromechanical transducer 3, a shaft-like vibrating member 4 vibrated in its axial direction by the electromechanical transducer 3, a movable member 5 which engaging frictionally with the vibrating member 4, a substrate 6 with a sensor 14 mounted thereon for detecting a position of... Agent: Sidley Austin LLP

20100225205 - Piezoelectric multilayer component: A piezoelectric multilayer component includes a stack of piezoceramic layers and electrode layers arranged one above another. At least one piezoceramic layer is printed with a layer structured according to a predefined pattern in a piezoelectrically inactive zone of the stack. The structured layer has at least one connecting element... Agent: Slater & Matsil, L.L.P.

20100225204 - Piezoelectric stack and method for producing a piezoelectric stack: A piezoelectric stack (1) has alternately successive piezoelectric layers (2) and inner electrode layers (3, 4) which are alternately electrically connected to two outer electrodes (7, 8) which are arranged on the outer side (5, 6) of the piezoelectric stack (1). The piezoelectric stack (1) also has at least one... Agent: King & Spalding LLP

  
09/02/2010 > patent applications in patent subcategories. class, title,number

20100219702 - Electric motor with self-cooling: The moving parts of an electric motor are intended to be cooled more effectively and in a simple manner. For this purpose, the invention proposes an electric motor with a first motor part (1) and a second motor part, which interacts magnetically with the first motor part (1) and with... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20100219703 - Magnet motor: A magnet motor is disclosed which includes at least one cylinder with a piston therein, the piston has a permanent magnet affixed to the top with electromagnetic coils around the cylinder, which are selectively actuated to pull the permanent magnet and piston up and down in the cylinder. The movement... Agent: Zachary T. Wobensmith , Iii

20100219704 - Speed-variable single phase induction motor: A speed-variable single phase induction motor. By a plurality of stators disposed with an interval therebetween and a plurality of magnetic rotors corresponding to the respective stators, the motor implements a high efficiency and a speed-variable performance such as a brushless direct current (BLDC) motor with a low cost without... Agent: Birch Stewart Kolasch & Birch

20100219705 - Cooling apparatus for electric motor: A cooling apparatus for an electric motor includes a mount to be fixed to and abutted against the electric motor, and a cooling unit installed to the mount. The mount defines at least two channels. The cooling unit connects adjacent said at least two channels to form a passage to... Agent: PCe Industry, Inc. Att. Steven Reiss

20100219725 - Motor: The motor may include a reduction gear having a planetary gear, which is provided between a rotor and a rotation axis of the motor, a conductor pattern periodically changing in width, which is formed on a surface perpendicular to the rotation axis of the rotor, and a rotation angle detection... Agent: Cantor Colburn, LLP

20100219706 - Power transmission apparatus: A rotational difference is generated between a first and a second rotor and a third rotor, which causes an induced current to flow in a first rotor winding. This causes a torque to act between the first rotor and the third rotor. The rotary magnetic field generated by the induced... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20100219707 - Electric motor: An electric motor, said electric motor comprising: a motor first section, said motor first section including a first section stator, said first section stator including a plurality of coils disposed in a substantially annular configuration therearound, and a first section rotor, said first section rotor including a plurality of permanent... Agent: Louis Tessier

20100219708 - Mechanical energy module: An energy module utilizing permanent magnets arranged on a moveable inner shaft (33) which interact with an arrangement of permanent magnets on a rotating outer shaft (32) thereby producing torque. By moving the inner shaft (33) in and out of the rotating outer shaft (32) magnets, a continuous rotation is... Agent: Quaker Consulting LLC

20100219709 - Circular self-powered magnetic generator: An improved power generation apparatus 100 has one or more moving permanent magnets 10, the rapid movement of the one or more permanent magnets 10 successively switches on and off the different electromagnets 20 in sequence to pull the one or more magnets 10 in a circular motion. This circular... Agent: David L. King, Sr.

20100219710 - Axial gap motor: The axial gap motor includes the rotor having: a rotor frame including a plurality of ribs extending in a radial direction, an inner circumferential side annular shaft, and an outer circumferential side annular rim, which are integrally coupled to each other through the ribs; the shaft has shaft side rib... Agent: Arent Fox LLP

20100219711 - Auxiliary assembly of an internal combustion engine: In the drive train of a combustion engine an auxiliary arrangement is arranged which is to be coupled with an axial flow machine comprising a stator and a rotor, in order to perform an actuating movement. The stator has a coil arrangement, and the rotor has an essentially cup-shaped support... Agent: Tarolli, Sundheim, Covell & Tummino L.L.P.

20100219712 - Rotor of rotary electric machine, and production method therefor: A rotor (104) includes a rotor core (105) and permanent magnets (111, 112, 121, 122) embedded in the rotor core (105). The permanent magnet (111) includes a first surface that is a flat surface facing a stator side, and a second surface that is opposite from the first surface. A... Agent: Sughrue Mion, PLLC

20100219713 - Stator winding for an electric motor: The invention relates to a stator for an electric motor comprising several poles (P) that are directed inwards towards the motor axis (2) and that surround a rotor (1), each pole (P) being provided with one winding (L) and the coils of the windings (L) being wound around the poles... Agent: Notaro, Michalos & Zaccaria P.C.

20100219714 - Motor and electronic apparatus using the same: A stator core comprises a laminated part made by stacking a plurality of sheet-like plates and one sheet-like plate into an integral unit in a manner to form dimple portions on both surfaces in the stacking direction thereof, and side plates each having extended portions and nib portions formed on... Agent: Ratnerprestia

20100219715 - Method for producing electric power and device for carrying out said method: The invention encompasses a method for production of electric power from a system of contacts of nanostructured conductive surfaces with a thin water-containing layer, and a hydroelectric generator for carrying out the method. The basis of the invention is a discovery, confirmed by experiments, that the contacts of the conductive... Agent: Aleksandr Smushkovich

20100219716 - Micro device having a movable structure: The micro device includes a support substrate, and a movable structure configured to move with respect to the support substrate. At least one of the support substrate and the movable structure is provided with at least one protrusion protruding towards the other of the support substrate and the movable structure.... Agent: Oliff & Berridge, PLC

20100219717 - Acoustic wave device: An acoustic wave device includes an acoustic wave element including an IDT electrode provided on a substrate, and a protective film arranged to cover the acoustic wave element so as to stabilize characteristics. The protective film is a silicon nitride film composed of silicon and nitrogen as main components and... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20100219718 - Boundary acoustic wave device: A boundary acoustic wave device includes a first medium layer made of piezoelectric material, a second medium layer provided on the first medium layer, a third medium layer provided on the second medium layer, and an electrode provided at an interface between the second and third medium layers. The electrode... Agent: Ratnerprestia

20100219719 - Strain engineering in semiconductor devices by using a piezoelectric material: An efficient strain-inducing mechanism may be provided on the basis of a piezoelectric material so that performance of different transistor types may be enhanced by applying a single concept. For example, a piezoelectric material may be provided below the active region of different transistor types and may be appropriately connected... Agent: Williams, Morgan & Amerson

20100219720 - Harvesting energy from vehicular vibrations using piezoelectric devices: An energy harvesting apparatus for deployment on a vehicle having a frame includes a spring assembly coupled to the frame and configured for compressions and extensions during vehicle travel. A piezoelectric device is mounted on the spring assembly for generating electrical energy in response to the strain imposed thereon. A... Agent: Ingrassia Fisher & Lorenz, P.C. (gm)

20100219721 - Harvesting energy from vehicular vibrations using piezoelectric devices: An energy harvesting apparatus, for deployment on a vehicle, comprises a shock absorber, including a dust tube assembly, a jounce bumper assembly mounted within the dust tube assembly at a first end thereof, and a damper tube mounted for telescopic movement through a second end of the dust tube, the... Agent: Ingrassia Fisher & Lorenz, P.C. (gm)

20100219722 - Piezo-electric actuator and electronic device: Piezo-electric actuator 50 of the present invention comprises piezo-electric element 10 for performing expansion/contraction motions in accordance with an electric field condition, seat 20 to which piezo-electric element 10 is adhered on at least one surface thereof, and supporting member 45 for supporting piezo-electric element 10 and seat 20, wherein... Agent: Sughrue Mion, PLLC

20100219723 - Piezoelectric device, electronic device using the same, and automobile: A piezoelectric device according to the present invention includes lead wires (12) each having one end electrically connected to a circuit pattern, and a piezoelectric oscillator (13) having terminals (13a) electrically connected to the other ends of the lead wires (12), wherein the piezoelectric oscillator (13) is retained in suspension... Agent: Pearne & Gordon LLP

20100219724 - Ceramic material, method for producing the same, and electro-ceramic component comprising the ceramic material: A ceramic material includes lead zirconate titanate, which additionally contains Nd and Ni.... Agent: Slater & Matsil, L.L.P.

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