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Electrical generator or motor structure June invention type 06/09

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.
06/25/2009 > patent applications in patent subcategories. invention type

20090160268 - Motor assembly incorporating a securely positioned electromagnetic disturubance suppression device: A motor assembly (20) includes a motor (22) and an end cap (26). The end cap (26) includes an electrically insulating body (28) having a peripheral edge (30) that interfaces with a conductive housing (24) of the motor (22). Motor terminals (94, 102) and an electromagnetic suppression (EMD) chip device... Agent: Meschkow & Gresham, P.L.C

20090160270 - Electric motor for dental or medical instrument: The present invention relates to an electric motor for the drive of a dental or medical instrument, with a rotor magnet mounted on a shaft, as well as with a stator and media conduits for leading through media to the dental instrument. A Gramme stator winding is provided in the... Agent: Faegre & Benson LLP Patent Docketing - Intellectual Property

20090160269 - Electromotor: The invention refers to an electromotor. This consists of a rotor rotatably running on bearings on a rotor shaft and a stator surrounding the rotor. The stator has a short-circuit body and a winding which can be impinged by current. The short-circuit body receives at least partly the medium line(s).... Agent: Jacobson Holman PLLC

20090160271 - Flexible-tubing motor: The present invention relates to a flexible-tubing motor for coupling dental instruments, containing a motor with a stator, with a rotor as well as with a coupling for coupling dental instruments, as well as a flexible tubing, wherein media conduits are led through the flexible tubing for the supply of... Agent: Faegre & Benson LLP Patent Docketing - Intellectual Property

20090160272 - Heat pipe device for cooling a voltage regulator of a rotating electric machine, such as an alternator or an alternator-starter: The invention relates to a heat pipe device (6) for cooling a voltage regulator (2) of a rotating electric machine, comprising an evaporating part (7) which is connected to the voltage regulator (2) of the machine. The invention is suitable for an alternator or an alternator-starter.... Agent: Berenato, White & Stavish, LLC

20090160273 - Magnetic wheel: The present invention provides a magnetic wheel including a foundation body, a cover body, a fly wheel, a central axis, a drive motor, a drive gear assembly and two magnetic control strips. The drive gear assembly is driven by an output axis of the drive motor, enabling the swinging of... Agent: Egbert Law Offices

20090160296 - Polyphase electric machine: A polyphase electric machine includes a stator impinged by an electromagnetic rotating field, which has a yoke having yoke teeth having at least partially peripheral slots, in which windings generating a magnetic field are situated, and having a rotor rotatable around an axis having permanent magnets, which is peripherally separated... Agent: Kenyon & Kenyon LLP

20090160275 - Actuator with integrated drive mechanism: The present invention is directed to an actuator assembly (10) having an actuator device (26) operably associated with a housing (16), one or more rotating gear members (46, 48, 52) operably associated with the actuator device (26), a bearing member (76) operably associated with the one or more rotating gear... Agent: Warn, Hoffmann, Miller & Lalone, .p.c

20090160274 - Reduction drive device: A reduction drive device is compact, hardly causes an electric motor thereof to vibrate, and has improved noise/vibration controllability. The reduction drive device includes the electric motor attached to a casing and capable of outputting torque, first and second reduction mechanisms supported by the casing, to reduce and transmit the... Agent: Jordan And Hamburg LLP

20090160276 - Motor assembly: A motor includes a rotor core and a stator core disposed about the rotor core. The stator core includes three support portions and at least one end bracket supporting the stator core solely by three mounting portions that are interconnected with a respective support portion. A method of mounting an... Agent: General Electric Company Ge Global Patent Operation

20090160277 - Fluid dynamic pressure bearing: A fluid dynamic bearing (1) with a rotating shaft (3) inserted into a sleeve (2) fitted into a case (7) is disclosed. Tree rotating shaft (3) rotates freely without contact with the sleeve (2) by means of dynamic pressure force generated by the lubricant fluid that fills the gap formed... Agent: Townsend And Townsend And Crew, LLP

20090160278 - Motor assembly: Provided is a motor assembly including a supporting body; a bearing member including an inner race and an outer race; and a supporting unit for supporting the bearing member onto the supporting body, wherein the supporting body comprises: a receiving portion with an opening on a portion in the diameter... Agent: Jason Y. Pahng And Associates, LLC

20090160279 - Magnetic levitation system: A magnetic levitation system for supporting an object against gravity by a supporting force includes a permanent-magnet dipole aligned in a vertical position and coupled to the object, a supporting-field generator and a stabilization system. The supporting-field generator generates a supporting force on the permanent-magnet dipole via a supporting field.... Agent: Siemens Schweiz Ag I-47, Intellectual Property

20090160280 - Electric motor: An electric motor with a small diameter can be provided with a stator with a comparatively small radial thickness which has the material volume required to conduct the magnetic flux. To this end, an electric motor (1) with a stator (3), has a laminated core (8) and a number of... Agent: Baker Botts L.L.P. Patent Department

20090160281 - Permanent magnet motor with radially supported sleeve: A rotor assembly includes several permanent magnets separated by spacers. The permanent magnets and the spacers are all fabricated from material having the same coefficient of thermal expansion. The spacers are in a non-magnetized state and provide support for a sleeve placed in a high interference fit with the permanent... Agent: Carlson, Gaskey & Olds, P.C.

20090160282 - Permanent-magnet generator rotor for gas turbine, manufacturing method therefor, and gas turbine: A permanent-magnet generator rotor comprising a first rotor shaft end portion having in the axial center a hollow portion through which a bolt is passed; a second shaft end portion having in the axial center a hollow portion and a bearing portion through which the bolt is passed. A magnetic... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090160283 - Rotary/linear drive with a rotary drive which is free of axial forces: The aim of the invention is to provide a linear rotation drive wherein the oscillating torques are reduced to a minimum and whose rotation drive is devoid of axial forces. For this purpose, a magnet of the linear rotation drive is provided with sloped sections or a plurality of magnet... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090160284 - Electrical rotation machine and a wind turbine system: An electric rotation machine for windmill power generation equipped with a stator slot structure having distributed windings and a rotor pole structure having permanent magnets, wherein the number of slots per pole per phase (Nspp) is undividable by 3 times P (where P is the number of poles), and pole... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090160285 - Self-starting type permanent magnet synchronous motor and a compressor using the same: A self-starting type permanent magnet synchronous motor comprises a stator and a rotor. The rotor comprises a rotor core having a plurality of slots provided in an outer periphery thereof and a cage winding comprising conductive bars embedded in the slots and conductive end rings that short-circuit the conductive bars... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090160286 - Folded lap winding for a stator: The invention relates to a method for producing a stator winding (100) for a stator of an electrical machine, in particular for a motor vehicle. Provision is made for the at least one section (102) of the stator winding (100) to be positioned in one plane, and for regions of... Agent: Michael J. Striker

20090160287 - Brushless motor: Disclosed herein is a brushless motor that is simply constructed based on a vernier type motor to achieve high torque without the increase in size and complication thereof. The brushless motor includes a rotor having magnetized surfaces alternately magnetized as N and S poles and a stator having salient poles.... Agent: Staas & Halsey LLP

20090160288 - Electrical output generating devices and driven electrical devices using electromagnetic rotors, and methods of making and using the same: A device for generating electrical or mechanical output, comprising a rotor coil, a rotor assembly with an axis, and having rotator extensions, a stator coil, and a stator assembly, the stator assembly having two sets of stator flux conductor extensions, the rotator end of the stator flux conductor extension having... Agent: Arent Fox LLP

20090160289 - Curved capacitive membrane ultrasound transducer array: CMUT elements are formed on a substrate. Electrical conductors are formed to interconnect between different portions of the substrate. The substrate is then separated into pieces while maintaining the electrical connections across the separation. Since the conductors are flexible, the separated substrate slabs may be positioned on a curved surface... Agent: Siemens Corporation Intellectual Property Department

20090160290 - Acoustic wave device and method of manufacturing the same: An acoustic wave device includes a substrate, an acoustic wave element, an electrode pad, a resin portion and a metal post. The acoustic wave element is provided on the substrate. The electrode pad is provided on the substrate, is electrically coupled to the acoustic wave element, and has an Au... Agent: Arent Fox LLP

20090160291 - Piezoelectric actuator: A piezoelectric actuator includes: a vibrator that includes a piezoelectric element, a first drive electrode and a second drive electrode, the piezoelectric element vibrated by a combination of at least two vibration modes including a first vibration mode and a second vibration mode, the first drive electrode applying a first... Agent: Harness, Dickey & Pierce, P.L.C

20090160292 - Scalable tubular mechanical energy harvesting device: The present invention generally relates to devices and methods for converting mechanical energy into electrical energy to power electronic devices. Some embodiments include one or more piezoelectric fibers disposed on a flexible central body capable of elastically deforming under an applied force. The piezoelectric fibers can be in electrical communication... Agent: Emerson, Thomson & Bennett, LLC

20090160293 - Ultrasonic transducer: An ultrasonic transducer has a rectangular piezo-electric ceramic sheet piece 2 which has a retracted portion 1 on a side face, an upper electrode layer 3 placed on an upper surface of the ceramic sheet piece, 4 a first terminal electrode that is placed on the upper surface of the... Agent: Buchanan, Ingersoll & Rooney PC

20090160294 - Piezoelectric generators having an inductance circuit for munitions fuzing and the like: A piezoelectric generator for generating power from an acceleration is provided. The piezoelectric generator including: a piezoelectric member capable of producing an output power; means for applying a force to the piezoelectric member due to the acceleration; means for sustaining a strain in the piezoelectric member resulting from the applied... Agent: Thomas Spinelli, Esq.

20090160295 - Piezoelectric oscillator and method of the same: A piezoelectric oscillator which can conduct fine trimming adjustment and adjust frequencies highly precisely, particularly with no use of an expensive laser trimming apparatus with a small spot diameter, and a method of the same are provided. The method includes: a first step wherein a first spot train is formed... Agent: Brinks Hofer Gilson & Lione

06/18/2009 > patent applications in patent subcategories. invention type

20090152957 - Electric machinery of magnetic pole or magnetic circuit wrapped pm magnetic pole: An electric machinery provided with a PM magnetic pole wrapped by a permeable polar face and a magnetic circuit from an individual magnetic pole provides an innovative design of having disposed the PM magnetic pole wrapped between the permeable polar face and the magnetic circuit from the individual magnetic pole... Agent: Bacon & Thomas, PLLC

20090152956 - Electric machinery with a conduction winding excited magnetic poles wraps pm magnetic pole: An electric machinery provided with a PM magnetic pole wrapped by conduction winding excited magnetic poles is related to an innovative design of having a PM magnetic pole wrapped by individual magnetic poles of conduction winding excited so to prevent the PM magnetic pole from falling off due to vibration... Agent: Bacon & Thomas, PLLC

20090152959 - Secondary part of a linear drive: A secondary part of a linear drive, in particular of a cylindrical or planar linear drive, has permanent magnets arranged on a soft-magnetic mount in perpendicular relationship to the movement direction of the linear drive. The permanent magnets are curved at least on the surface facing the primary part. The... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090152958 - Vacuum sealing radio frequency (rf) and low frequency conducting actuator: A linear actuator comprised of an actuator body having a first portion and a second portion, each arranged along a longitudinal axis of the actuator body. A vacuum bellows is concentrically located in the first portion and is configured to seal a vacuum environment from the second portion. A linear... Agent: Schwegman, Lundberg & Woessner, P.A.

20090152960 - Micro actuator: Disclosed is a micro actuator capable of being formed in compact as a whole, such as 10 mm in diameter by diminishing a difference between a stroke distance of a moving member and an overall length, and by reducing a sectional area taken in a direction orthogonal to a stroke... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090152961 - Linear guide with an integrated linear motor: A linear guide with an integrated linear motor, the linear guide having a stationary support extending in a guide direction, a table movable in the guide direction and a linear motor. The linear motor includes 1) a movable element connected with the table, 2) a stationary element connected with the... Agent: Brinks Hofer Gilson & Lione

20090152962 - Motor for high moisture applications: A motor that includes a motor frame, an end-bell assembly, a stator assembly, and filling material is described. The stator assembly is placed within the frame such that at least one open area is defined between an inner diameter of the stator assembly and an inner diameter of the motor... Agent: Patrick W. Rasche Armstrong Teasdale LLP

20090152963 - Decoupling device and method for the production of an electric motor: The invention relates to a device for mounting an electric motor (10) in a manner that isolates vibrations, in particular a fan motor, wherein the electric motor (10) features at least one pole housing (12, 14) serving as a magnetic yoke circuit, as well as means (26, 27) for fastening... Agent: Michael Best & Friedrich LLP

20090152964 - Method and structure for cooling an electric motor: A high speed electric motor for use in a variety of applications. The electric motor an electric motor including a motor housing or stator, a rotor having a commutator and brushes for contacting the commutator at a predefined area known as the contact area. Additionally, the motor includes a forced... Agent: PeninsulaIPGroup

20090153000 - Motor, thermistor, and manufacturing method of the same: A thermistor device configures part of an electrical path from a motor feeder section to an armature. A recess defining wall defines an accommodating recess, which accommodates the thermistor device. The thermistor device includes a plate-like thermistor element. A first conductive plate and a second conductive plate sandwich the thermistor... Agent: Workman Nydegger 1000 Eagle Gate Tower

20090153001 - Driving circuit board assembly for motor: A driving circuit board assembly for a motor includes a plurality of driving circuit boards having a plurality of faces for mounting a plurality of electronic elements thereon. The driving circuit boards are stacked in an axial direction of a motor. Two of the driving circuit boards adjacent to each... Agent: Kamrath & Associates P.A.

20090152965 - Winding assembly for motor: A winding assembly for a motor includes a base having a supporting face. A winding includes two ends and a plane that is in intimate contact with the support face of the base. A packaging body encloses the base and the winding. Two electrical connection members are respectively connected with... Agent: Kamrath & Associates P.A.

20090152966 - Bearing seals: Bearing arrangement (1) for supporting a shaft (2) in a housing (3), wherein there is formed in the housing (3) at least one cupped bearing surface (4) on which the shaft (2) can be positioned, wherein a gap (5) is formed between the bearing surface (4) and the shaft (2),... Agent: Harness, Dickey & Pierce, P.L.C

20090152967 - Brushless motor and manufacturing method thereof: A second ball bearing is installed from a first axial side toward a second axial side into an interior of a bearing holder of a rotor through an opening of the bearing holder, so that an outer race of the second ball bearing is press fitted to an inner peripheral... Agent: Posz Law Group, PLC

20090152969 - Oil-repellent film forming method, motor manufacturing method and motor: A method is for forming an oil-repellent film on a metallic part in a dynamic fluid pressure bearing mechanism used for a motor. The method includes applying a flowable oil-repellent agent on an application region of the metallic part; arranging an induction coil in the vicinity of the metallic part;... Agent: Volentine & Whitt PLLC

20090152968 - Spindle motor: A spindle motor including a rotor hub which is rotationally driven by a magnetic action of a rotational magnetic field generated when a current is applied to a wire wound around teeth of a stator core and a magnetic field of a magnet provided on a rotor. Herein, the stator... Agent: Steptoe & Johnson LLP

20090152970 - Power generator using permanent magnet: A power generator using a permanent magnet is provided, which includes a fan having a magnetic property of generating a repulsive force when identical polarities approach between magnetic bodies, and a permanent magnet plate which is located in opposition to one side of the fan and axially combined with the... Agent: Ipla P.A.

20090152971 - Small dc motor: A small DC motor includes a motor frame having a cylindrical portion, the cylindrical portion having a constant thickness and having a cross section in a shape that comprises four sides and connecting portions, each of the connecting portions connecting adjacent two of the four sides and being located inward... Agent: Foley And Lardner LLP Suite 500

20090152972 - Magnetic member, rotor and motor: In the present invention, since gaps respectively provided at one ends of a field magnet through-hole respectively extend toward the other ends passing on the side of a periphery with respect to the field magnet through-hole, the radial dimension of the magnetic member in this portion can be made smaller... Agent: GlobalIPCounselors, LLP

20090152974 - Stepper motor device: A stepper motor device has a stator and a rotor. The rotor comprises: a shaft; a rotor core associated with the shaft; and a magnet fixed to the rotor core. The stator comprises: a stator shell; a yoke disposed within the shell; a coil wound about the yoke and an... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090152973 - Winding module for motor: A winding module for a motor includes at least one support and a plurality of windings positioned on and supported by the support. The windings are electrically connected to each other and include a plurality of wire connections. A packaging body encloses the support and the windings. The packaging body... Agent: Kamrath & Associates P.A.

20090152975 - Central electricity distribution member for rotary electric machine: A central electricity distribution member for a rotary electric machine, comprising connecting bus bars of respective phases for connecting, among coils of respective phases wound around a stator of the rotary electric machine, the coils of the same phases; a connecting bus bar for a neutral point for connecting the... Agent: Kenyon & Kenyon LLP

20090152976 - Dynamo-electrical machine with tooth-wound coils: A dynamo-electrical machine includes a stator with teeth which are aligned with respect to a rotor, wherein at least a predeterminable number of teeth are surrounded by a winding system which is arranged in slots. The slots which are formed by the teeth and designed to be open, are each... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090152977 - Electrical machine circuit element: An electrical machine circuit element (1) comprises a flat metal sheet (2) provided with a plurality of slots (3) for an electric and/or cooling circuit. The elements (1) presents a plurality of clips (5) which project from the flat metal sheet (2) and a plurality of seats (7) to receive... Agent: Ladas & Parry

20090152978 - Electric motor brush: The present invention relates to a brush 10 suitable for coming into contact with conducting plates 12 provided on an electric motor commutator 11. According to the invention, the brush has a means 15 for adjusting its pole coverage between the start of life of the motor and its stabilized... Agent: Jenkins, Wilson, Taylor & Hunt, P. A.

20090152979 - Automotive alternator including annular core having protrusions and recesses alternately formed on its outer surface: An automotive alternator is disclosed which includes an annular core disposed to surround the radially outer peripheries of all magnetic pole claws of magnetic pole cores. The annular core has, on an outer surface thereof, a plurality of protrusions, a plurality of recesses, and a plurality of slopes. Each of... Agent: Oliff & Berridge, PLC

20090152980 - Electrostatic comb driver actuator/transducer and fabrication of the same: An electrostatic actuator/transducer has a comb driver and can be adapted for a variety of applications, particularly as a capacitive micromachined ultrasonic transducer. The comb driver has two electrodes each connected to a set of comb fingers. The two sets of comb fingers interdigitate with each other, and in one... Agent: Lee & Hayes, PLLC

20090152982 - Elastic wave device, filter device, communication module and communication apparatus: An elastic wave device including a piezoelectric substrate, comb-like electrodes formed on the piezoelectric substrate, and a dielectric layer formed on the piezoelectric substrate. The dielectric layer formed on the piezoelectric substrate covers the comb-like electrodes and the thickness of the dielectric layer formed on the piezoelectric substrate is larger... Agent: Arent Fox LLP

20090152981 - Surface acoustic wave device, module device, oscillation circuit, and method for manufacturing surface acoustic wave device: An SH wave type surface acoustic wave device includes a piezoelectric substrate and an IDT electrode provided on the piezoelectric substrate and constituted of Al or an alloy mainly containing Al and that uses a SH wave as an excitation wave. The piezoelectric substrate is a crystal plate in which... Agent: Oliff & Berridge, PLC

20090152983 - Integrated acoustic bandgap devices for energy confinement and methods of fabricating same: The present invention is directed to monolithic integrated circuits incorporating an oscillator element that is particularly suited for use in timing applications. The oscillator element includes a resonator element having a piezoelectric material disposed between a pair of electrodes. The oscillator element also includes an acoustic confinement structure that may... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20090152985 - Image stabilization control circuit, imaging device, and piezoelectric actuator drive circuit: In a drive circuit for a piezoelectric actuator, it is possible to move a movement object to a target position rapidly and with good precision. Parameters for two types of drive pulses (PL1, PL2) having different duty ratios are stored in a register (28). A pulse generation circuit (26) is... Agent: Oliff & Berridge, PLC

20090152984 - Piezoelectric actuator control circuit, image stabilization control circuit, and imaging device: In a control circuit for servo control of a piezoelectric actuator, it is possible to efficiently move a movement object toward a target position in each servo control cycle. A pulse generation circuit (26) generates a drive pulse a plurality of times within a servo control cycle. The ideal value... Agent: Oliff & Berridge, PLC

20090152986 - Piezoelectric power supply: An energy generating and storing circuit suitable for use on board a projectile. The circuit includes a current generator consisting of one or more piezoelectric devices, a primary charge storage device and one or more secondary charge storage devices, a voltage responsive fast switching means and at least one transformer.... Agent: Yoram Tsivion

20090152987 - Piezoelectric resonator in a small-sized package: The packaged piezoelectric resonator comprises a case (170; 270) with a lid (140; 240) and a piezoelectric resonator element (110) housed in said case, The piezoelectric resonator element includes a planar tuning-fork-shaped part with two parallel vibrating arms (112,114), and an additional attachment arm (118) intended for fixing the resonator... Agent: Griffin & Szipl, PC

20090152988 - Ultrasonic motor: An ultrasonic motor produces elliptical vibration by inducing longitudinal vibration and flexural vibration at the same time and drives a driven body by obtaining a drive power from the elliptical vibration. The ultrasonic motor includes a piezoelectric device, friction contact members which are provided on the piezoelectric device so as... Agent: Scully Scott Murphy & Presser, PC

20090152990 - Apparatus for in vivo energy harvesting: An energy harvesting mechanism creates electrical energy from in vivo physiological motion, transforming low frequency, physiological excitation into high frequencies for producing electricity and harvesting energy using an energy collector is deformed from variation of physiologic forces or motion with an input displacement, then captured, and then released to allow... Agent: Barnes & Thornburg LLP

20090152989 - Ferroelectric energy generator, system, and method: Embodiments of the present invention provide methods and energy generators that generate electrical energy through direct explosive shock wave depolarization of at least one ferroelectric element. In one embodiment, a generator (10) comprises a ferroelectric element (12), output terminals (14) coupled with the ferroelectric element (12), an explosive charge (16),... Agent: Hovey Williams LLP

20090152992 - Airtight terminal: To provide an airtight terminal and a piezoelectric vibrator having a strong rigidity of a lead despite a small-sized constitution, and provide a method of fabricating an airtight terminal constituting a lead penetrating inside of a stem by one piece and a piezoelectric vibrator with an excellent yield. A stem... Agent: Brinks Hofer Gilson & Lione/seiko Instruments Inc.

20090152991 - Ferroelectric durability: A piezoelectric actuator for use in a fuel injection system of an internal combustion engine, the actuator comprising a stack of ferroelectric layers; an encapsulation for protecting the stack from the ingress of liquid; and oxygenation means for providing oxygen to the ferroelectric layers, the means positioned between the encapsulation... Agent: Delphi Technologies, Inc.

20090152993 - Boundary acoustic wave device: A boundary acoustic wave device includes a stacked structure including a second medium, an IDT electrode, and a first medium, the stacked structure including the first medium having a temperature coefficient of group delay time TCD that is positive. The IDT electrode is stacked on the first medium. The second... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20090152995 - Electroactive polymer transducers biased for increased output: Electroactive polymer transducers are disclosed. They are biased in a manner that provides for increased force and/or stroke output, thereby offering improved work potential and power output capacity. The biasing may offer additional or alternate functional advantage in terms of matching transducer performance with a given application such as a... Agent: Levine Bagade Han LLP

20090152994 - Piezoelectric vibrating reed, piezoelectric vibrator, oscillator, electronic device, wave clock, and manufacturing method of piezoelectric vibrating reed: A piezoelectric vibrating reed includes a piezoelectric plate made of a piezoelectric material, a pair of exciter electrodes formed on outer surfaces of the piezoelectric plate and configured to vibrate the piezoelectric plate when a predetermined voltage is applied thereon, and a pair of mount electrodes electrically connected to the... Agent: Brinks Hofer Gilson & Lione

20090152996 - Piezoelectric/electrostrictive membrane element: Disclosed is a piezoelectric/electrostrictive membrane element having a large flexural displacement with suppressed disadvantages such as the generation of a micro crack and a lattice defect due to a concentrated stress. The element includes a substrate of a ceramic material, a membranous piezoelectric/electrostrictive portion including a piezoelectric/electrostrictive body constituted of... Agent: Burr & Brown

20090152998 - Microresonator: A microresonator comprising a single-crystal silicon resonant element and at least one activation electrode placed close to the resonant element, in which the resonant element is placed in an opening of a semiconductor layer covering a substrate, the activation electrode being formed in the semiconductor layer and being level at... Agent: Stmicroelectronics Inc. C/o Wolf, Greenfield & Sacks, P.C.

20090152997 - Piezoelectric resonant element and piezoelectric resonator using the same: There is provided a piezoelectric resonant element having excellent electrical characteristics in which spurious is suppressed. The piezoelectric resonant element (10) is constituted by sticking a pair of oscillatory electrodes (12, 13), respectively, to both major surfaces of a rectangular piezoelectric substrate (11). In the nonopposing regions of both the... Agent: Hogan & Hartson L.L.P.

20090152999 - Piezoelectric actuator and method for manufacturing piezoelectric actuator: In a method for manufacturing a piezoelectric actuator, a ceramic sintered body is prepared and a size of the ceramic sintered body is adjusted in a thickness direction defined below by grinding piezoelectric ceramic layers, included in the ceramic sintered body, located outermost in the thickness direction. In the ceramic... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

06/11/2009 > patent applications in patent subcategories. invention type

20090146507 - Linear motor actuator: A linear motor actuator includes a raceway member 16 having a cylindrical shape in which a moving block moves in a hollow portion, the raceway member having a cross-sectional shape which has a narrower opening 15 than a width of the moving block 40 in part of the cylindrical shape... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090146508 - Reciprocating power generating module: A reciprocating power generating module is disclosed, which comprises: a guide; a magnet, being an integrated unit composed of at least two magnetic elements connected with each other in a manner that poles of any one of the plural magnetic elements are orientated to repel poles of its neighboring magnetic... Agent: Wpat, PC

20090146509 - Vibration actuator: [Solving Means] Two magnets of a moving part are fixed in a direction where magnetic forces of the magnets are repulsed each other, and the moving part is disposed inside a coil of a fixed part in a housing, so that the moving part collides with the housing when an... Agent: Studebaker & Brackett PC

20090146510 - Electric motor and method for manufacturing the same: Assembly work of an electric motor in which a power supply device and a rotation detector both equipped in a motor case are connected to a control device via a connector unit can be made easy. A power window motor includes an armature provided with an armature shaft and a... Agent: Mccormick, Paulding & Huber LLP

20090146511 - Permanent-magnet-less synchronous reluctance system: A permanent magnet-less synchronous system includes a stator that generates a magnetic revolving field when sourced by an alternating current. An uncluttered rotor is disposed within the magnetic revolving field and spaced apart from the stator to form an air gap relative to an axis of rotation. The rotor includes... Agent: Ut-battelle/chicago/bhgl

20090146512 - Cooling device of electric motor for vehicle: A cooling device of an electric motor for a vehicle for receiving cooling air into the electric motor through a suction port according to the rotation of a rotor shaft on which a rotor core, which is disposed opposite to a stator core, is installed. The cooling device includes an... Agent: Buchanan, Ingersoll & Rooney PC

20090146513 - Rotary electric machine stator assembly design and manufacturing method: The invention relates to a design for and a method of manufacturing a rotary electric machine stator assembly. There is a need for improved cooling in rotary electric machines, such as motors and generators. A stator assembly is provided for a rotary electric machine having a rotor which rotates within... Agent: Deere & Company

20090146514 - Vibration generator for a vibration pile driver: A vibration generator has rotatable imbalance masses disposed on at least two shafts, in which means for adjusting the rotational position of the imbalance masses relative to one another are disposed. There is at least one sensor for determining the angular acceleration of the rotating imbalance masses. The sensors may... Agent: Devine, Millimet & Branch

20090146515 - Magnetic axial bearing and a spindle motor having this kind of magnetic axial bearing: The invention relates to a magnetic axial bearing for taking up axial forces that act on a rotor component that is rotatably supported about a rotational axis with respect to a stator component. The bearing comprises a first bearing part consisting of at least one permanent magnet and at least... Agent: Cooper & Dunham, LLP

20090146516 - Inner rotor brushless motor: An inner rotor brushless motor is miniaturized, flattened and made lighter without reducing motor performance. A rotor and a stator are enclosed inside a sealed case (i.e., a sealed space) assembled by covering an attachment base with a cup-shaped bracket. A motor substrate on which a motor driving circuit is... Agent: Birch Stewart Kolasch & Birch

20090146517 - Rotor for an electric synchronous machine: The present invention relates to a rotor for an electric synchronous machine, which has at its outside at least one magnetic material area 10 surrounded by a wrapping 11, said magnetic material area 10 having an non-round outer contour.... Agent: Kagan Binder, PLLC

20090146518 - Anisotropic bonded magnet for use in a 4-pole motor, a motor employing that magnet, and an alignment process apparatus for the anisotropic bonded magnet for use in a 4-pole motor: A hollow cylindrically shaped anisotropic bonded magnet for use in a 4-pole motor, is formed by molding anisotropic rare-earth magnet powder with resin. The alignment distribution of the anisotropic rare-earth magnet powder in a cross section perpendicular to the axis of the anisotropic bonded magnet is in the normalized direction... Agent: Mcginn Intellectual Property Law Group, PLLC

20090146519 - Laminated rotor core and method for manufacturing the same: A stamping step of forming a plurality of band-shaped core sheets (11), (12) having arc-shaped segment core sheets (15), (15a), the adjacent segment core sheets (15), (15a) connected together by narrow-width connecting portions (16), (16a) provided therebetween, the segment core sheets (15), (15a) having a plurality of pole sections (13),... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090146521 - Permanent magnet module and an electrical machine rotor including the module: The object of the invention is a permanent magnet module comprising at least two permanent magnets with the first magnetic pole on the first plane surface and the second magnetic pole on the second plane surface, and a cover at least partially enveloping the permanent magnets. According to the invention... Agent: Buchanan, Ingersoll & Rooney PC

20090146520 - Permanent magnet unit for an electrical machine, a method of installing permanent magnet units and a rotor of an electrical machine: In a permanent magnet unit according to the invention, designed for an electrical machine comprising a stator and rotor, at least one permanent magnet (2) is enclosed in a non-magnetic enclosure (3). The enclosure has means (5a, 5b) for connecting it to at least one other substantially similar enclosure (3)... Agent: Buchanan, Ingersoll & Rooney PC

20090146522 - Electric servomotor: An electric servomotor for a power-assisted steering system in a vehicle has a stator laminated core having an outer diameter and an active length. In order to provide an electric servomotor for a power-assisted steering system that has an optimum diameter/length ratio and that covers a steering performance range from... Agent: Jordan And Hamburg LLP

20090146523 - Stator for rotary electric machine, and rotary electric machine using the stator: A stator for a multiple-phase rotary electric machine is provided with a stator core with slots and a coil formed of a plurality of windings for individual phases. each winding has slot-accommodated portions accommodated in different slots, turn portions connecting the slot-accommodated portions outside of the slots in an axial... Agent: Nixon & Vanderhye, PC

20090146524 - Coil module for a stator of an electric motor, stator, electric motor, circulation pump and method of manufacturing a stator: A coil module for a stator of an electric motor comprising a coil holder, a coil that is disposed on the coil holder, a first web and a second web is provided, wherein situated between the first web and the second web are a first coil portion and a second... Agent: Lipsitz & Mcallister, LLC

20090146525 - Commutator and direct current motor: A segment center line is defined for each segment. Each segment center line extends from the center in the circumferential direction of the radially outer end of the segment to the center in the circumferential direction of the radially inner end of the segment. A portion of each segment center... Agent: Wolf Greenfield & Sacks, P.C.

20090146526 - Short-circuit member assembly, commutator, and motor: A short-circuit member assembly for short-circuiting a plurality of segments arranged in a circumferential direction is disclosed. The short-circuit member assembly includes first and second short-circuit member groups that are superimposed with each other. The first short-circuit member group includes m first terminals, which are superimposed and joined with m... Agent: Wolf Greenfield & Sacks, P.C.

20090146527 - Piezoelectric microspeaker using microelectromechanical systems and method of manufacturing the same: A piezoelectric microspeaker using microelectromechanical systems (MEMS) and a method of manufacturing the same are provided. The piezoelectric microspeaker includes a piezoelectric layer disposed on an elastic thin layer, and a resonance change unit patterned on one of a bottom surface of the elastic thin layer and a top surface... Agent: Ampacc Law Group

20090146528 - Hybrid control circuit: A device for controlling a capacitive charge, in particular a piezoelectric actuator (2) has a signal generator (6) which is used to control a first end step (1) which is used to produce a discrete signal on the capacitive charge. device has a second end step (3, 4) which is... Agent: Baker Botts L.L.P. Patent Department

20090146529 - Starting-process controller for starting a piezomotor: A starting-process controller for starting a piezomotor, having a voltage-controlled oscillator, a power output stage, and a resonant converter. The oscillator generates the control signals required for the power output stage and the resonance converter converts the stepped output voltage from the power output stage into a sinusoidal voltage at... Agent: Philips Intellectual Property & Standards

20090146530 - Spindle and flexible hinge used in ultrasonic machine: A spindle used in an ultrasonic machine for transmitting vibration to a working tool of the ultrasonic machine is disclosed. The spindle includes a main body, a rotor disposed in the main body, an elastic clamping unit disposed in the rotor, a vibrating unit having one end thereof connected to... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090146532 - Liquid transporting apparatus and piezoelectric actuator: First and second piezoelectric thin layers are arranged on an upper surface of a vibration plate which covers a pressure chamber. An individual electrode is formed on an upper surface, of the second piezoelectric thin layer, at a portion facing the pressure chamber, and a connecting terminal to be connected... Agent: Eugene Ledonne, Esq. Reed Smith LLP

20090146531 - Manufacturing process for thin film bulk acoustic resonator (fbar) filters: Method for fabricating an acoustical resonator on a substrate having a top surface. First, a depression in said top surface is generated. Next, the depression is filled with a sacrificial material. The filled depression has an upper surface level with said top surface of said substrate. Next, a first electrode... Agent: Kathy Manke Avago Technologies Limited

20090146533 - Piezoelectric force sensing: A system and method for measuring absolute pressure applied to a piezoelectric element by measuring a transition time of a voltage pulse applied to a piezoelectric element. The transition time (such as the rise time and/or fall time of the voltage pulse) is affected by the capacitance of the piezoelectric... Agent: Banner & Witcoff, Ltd.

20090146534 - Piezoelectric generator: A piezo-generator is specified with a resonance system which includes a piezoelectric transducer. The generator includes a feedback circuit, which is connected to the output of the piezoelectric transducer, that is provided for setting the oscillation frequency of the resonance system.... Agent: Slater & Matsil, L.L.P.

20090146535 - Piezoelectric transformer: A piezoelectric transformer includes: a piezoelectric transducer on whose outer surface an electrode is formed; a case housing the piezoelectric transducer; a terminal disposed to face the electrode; an elastic member in contact with both the electrode and the terminal in the case and having conductivity to bring the electrode... Agent: Frishauf, Holtz, Goodman & Chick, PC

06/04/2009 > patent applications in patent subcategories. invention type

20090140582 - Planar motor and stage using the same: A planar motor includes a movable body and a stator configured to drive the movable body in a plane. The stator includes a first stator unit and a second stator unit. The movable body is moved in a first direction by a force acting between the movable body and the... Agent: Canon U.s.a. Inc. Intellectual Property Division

20090140581 - Voice coil motors: A voice coil motor. A guide bar connects to a fixed base. A coil connects to the fixed base and includes a first winding portion and a second winding portion. A current direction in the first winding portion is opposite that in the second winding portion. A support base movably... Agent: Quintero Law Office, PC

20090140583 - Synchronous linear motor: The invention relates to a synchronous linear motor comprising a mobile primary part (3) and a fixed secondary part (1, 2). The primary part (3) comprises conductive coils (4) and permanent magnets, and the secondary part (1, 2) has a ferrous structure comprising teeth (6, 7) which are oriented towards... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090140584 - Motor: There is provided a motor having a rotor in which a rotor magnet is fixed on the outer peripheral surface of a rotor body. The motor is configured so that the support shaft portion is formed of a material having a self-lubricating property, and a first sliding surface (33c) of... Agent: Wenderoth, Lind & Ponack, L.L.P.

20090140614 - Stator of a dynamoelectric machine equipped with temperature detection: A stator for a dynamoelectric machine includes a stator body having slots and a winding system positioned in the slots of the stator body and having coils terminating in winding heads on end faces of the stator body, wherein each slot receives different coil sides of neighboring coils. Arranged between... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090140585 - Interface connector for a motor and a motor incorporating the interface connector: An interface connector for use with an electric motor. The interface connector comprises a body made of insulating materials and conductors made of conducting materials. One side of the body has a plurality of recessed openings, and the conductors are imbedded in the body such that a conductor is individually... Agent: Michael Best & Friedrich LLP

20090140586 - Electric actuator: In an electric actuator, a first bore portion in which a driving section is accommodated, and a second bore portion that extends in parallel with the first bore portion and in which a feed screw of a drive force transmission mechanism is inserted, are provided in the interior of an... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090140587 - Spindle motor having a fluid dynamic bearing system and a stationary shaft: The invention relates to a spindle motor having a fluid dynamic bearing system comprising axial and radial bearings that contains a rotor component (14) which encloses a stationary shaft (12), which in turn is connected at both its ends to axially aligned bearing parts (16; 18) that are fashioned such... Agent: Cooper & Dunham, LLP

20090140588 - Spindle motor having a fluid dynamic bearing system and a stationary shaft: The invention relates to a spindle motor having a fluid dynamic bearing system that contains a rotor component taking the form of an integrated hub/bearing bush arrangement which encloses a straight, stationary shaft, which in turn is connected at both its ends to axially aligned bearing components, formed in such... Agent: Cooper & Dunham, LLP

20090140589 - Spindle motor: Provided is a spindle motor. The spindle motor includes a base, a bearing housing, a bearing, a shaft, a stator, and a rotor. The bearing housing is disposed at the base. The bearing is fixed to an inside of the bearing housing. The shaft is rotatably supported by the bearing.... Agent: Saliwanchik Lloyd & Saliwanchik A Professional Association

20090140590 - Permanent magnet type magnetic pole core structure capable of minimizing cogging torque for rotating electric machine: A permanent magnet type magnetic pole core structure capable of minimizing the cogging torque for a rotating electric machine such as an electric motor or a power generator is disclosed. The rotating electric machine comprises: a magnetic pole core and an armature core. The magnetic pole core comprises a plurality... Agent: Wpat, PC

20090140591 - Electrical synchronous machine: The rotor has a first rotor section with first magnetic flux generating means and a second rotor section with magnetic flux influencing means. It is possible to move the two rotor sections relative to one another between at least a first and a second relative position in such a way... Agent: Knobbe Martens Olson & Bear LLP

20090140593 - Methods and apparatus for a permanent magnet machine with added rotor slots: An internal permanent magnet machine (“IPM machine”) of the type used, for example, with traction motors and hybrid electric vehicles, includes a rotor with additional, small rotor slots configured to provide and averaging effect with respect to rotor barriers provided therein.... Agent: Ingrassia Fisher & Lorenz, P.C. (gm)

20090140592 - Methods and apparatus for a permanent magnet machine with an added air barrier: An internal permanent magnet machine (“IPM machine”) of the type used, for example, with traction motors and hybrid electric vehicles, includes a rotor with an additional air barrier provided above the first magnet barrier in the same rotor slot. Each magnet only fills a portion of each cavity, thereby defining... Agent: Ingrassia Fisher & Lorenz, P.C. (gm)

20090140594 - Stator for rotary electric machine, and rotary electric machine using the stator: A stator for a multiple-phase rotary electric machine provided a stator core with slots and a coil formed of a plurality of windings for individual phases. Each winding has slot-accommodated portions held in different slots, turn portions connecting the slot-accommodated portions outside of the slots in an axial direction, and... Agent: Nixon & Vanderhye, PC

20090140596 - Methods and apparatus for a bar-wound stator with parallel connections: A bar-wound stator design with parallel connections is characterized by a shorter end turn length as compared to conventional stranded winding. The stator includes an inner winding set and an outer winding set provided within a plurality of slots, wherein the inner winding set is parallel to the outer winding... Agent: Ingrassia Fisher & Lorenz, P.C. (gm)

20090140595 - Stator for rotating machine and rotating machine using the same: The stator includes a plurality of concentrated winding coils disposed coupled into an annular form through yokes, and a plurality of conductors that couple the coil ends of the concentrated winding coils to each other in a multi-phase connection fashion. Conductors for a U-phase, a V-phase, a W-phase, and neutral... Agent: Crowell & Moring LLP Intellectual Property Group

20090140599 - Rotating machine: A thin plate 80x forming a stator tooth 80 has two convex portions 83 on each of side faces 80b, 80c. Four convex portions 83 are a sharpened convex portion 83a of which a tip portion has a thickness thinner than a thickness of the thin plate 80x. When a... Agent: Nixon & Vanderhye, PC

20090140598 - Rotor construction in an electric motor: A rotor of an electric motor with a cylindrical shaft and a magnetically conducting laminated core, the laminated core having a central shaft duct. The laminated core can be fastened reliably and permanently to the rotor shaft, without significantly increasing manufacturing costs. This task is accomplished by adhesively connecting the... Agent: Jacobson Holman PLLC

20090140597 - Tubular electrical machines: A stator for a tubular electrical generator or motor has a substantially cylindrical inner surface containing a series of axially-spaced slots for receiving the coils of a stator winding. The stator is formed from a plurality of stacked annular laminations that define the slots and the inner surface. The laminations... Agent: Kirschstein, Israel, Schiffmiller & Pieroni, P.C.

20090140600 - Winding module of permanent magnet electric machinery: A winding module of permanent magnet electric machinery is described, in which coils of an electric machinery winding and a sensing device are integrally arranged. The winding module includes a base, a plurality of electric machinery windings formed on the base, and a plurality of sensing devices formed at intervals... Agent: Morris Manning Martin LLP

20090140601 - Rotary electric machine: In a rotary electric machine, for ensuring a cooling air flow between a rotor iron core and a stator iron core without enlarging a rotor, a separation preventing device is provided at a position between adjacent slots so as to correspond to each other at a shrink-fitting position where a... Agent: Mattingly & Malur, P.C.

20090140602 - Method and system for mitigating an unintended-mechanical strain: The present invention provides a method for mitigating an unintended-mechanical strain in a device (100). The method includes transducing (304) strain-energy in the device to electrical-potential energy. This strain-energy develops due to unintended-mechanical strain. The unintended-mechanical strain is generated due to an impact force received by the device. Further, the... Agent: Motorola Inc

20090140603 - Electrostatic charge generating assembly: The present invention provides for a static charge generating assembly. The static charge generating assembly is comprised of: (a) a support structure built from a plurality of friction fit building elements; (b) positive and negative static charge generating wheels; (c) a belt wrapped around the static charge generating wheels; (d)... Agent: Ian C. Mcleod Ian C. Mcleod, P.C.

20090140605 - Complex oxide film and method for producing same, dielectric material including complex oxide film, piezoelectric material, capacitor, piezoelectric element and electronic device: The invention relates to a method for a complex oxide film having a high relative dielectric constant and a thickness which can be arbitrarily controlled, which is obtained, without using any large-scale equipment, by forming a metal oxide layer containing a first metal element on substrate surface and then allowing... Agent: Sughrue Mion, PLLC

20090140604 - Harvesting energy from flowing fluid: Electrical energy is produced at a remote or close site by converting kinetic energy from fluid flow with membranes that generates electrical energy in response to deformation by the fluid flow passing though a piezo electric medium attached to the deforming membranes. Sets of membranes define variable fluid flow restrictors... Agent: Schlumberger-doll Research Attn: Intellectual Property Law Department

20090140606 - Micro-electro-mechanical transducers: A micro-electro-mechanical transducer (such as a cMUT) is disclosed. The transducer has a substrate, a top plate, and a resilient structure therebetween. The resilient structure has multiple connectors distributed over the device element area to vertically transport the top player with distributed support. The resilient structure may be cantilevers formed... Agent: Lee & Hayes, PLLC

20090140607 - Driving apparatus: A driving apparatus includes a piezoelectric element which expands and contracts when a voltage is applied thereto, a driving shaft fixed to one end of the piezoelectric element in an expanding-and-contracting direction, a friction part frictionally engaged with the driving shaft, a lens holder moved along a direction of an... Agent: Wenderoth, Lind & Ponack, L.L.P.

20090140608 - Ultrasonic motor: A ultrasonic motor includes a piezoelectric device, and friction contact members moves a driven body by a elliptical vibration. And the ultrasonic motor includes a holder member which is disposed corresponding to a node of a longitudinal vibration or in the vicinity thereof on the face of the piezoelectric device... Agent: Scully Scott Murphy & Presser, PC

20090140609 - Micromachined ultrasonic transducers: A capacitive micromachined ultrasonic transducer (CMUT) includes a structured membrane which possesses improved frequency response characteristics. Some embodiments provide CMUTs which include a substrate, a first electrode, a second movable electrode, and a structured membrane. The movable second electrode is spaced apart from the first electrode and is coupled to... Agent: Lee & Hayes, PLLC

20090140610 - System for preloading piezoelectric actuators and method: A system for preloading piezoelectric actuators includes a fixture, a preloading mechanism configured to apply a mechanical force to a piezoelectric element supported by the fixture, and a sensor configured to sense an electrical property induced by the mechanical force in an electrical circuit having the piezoelectric element therein. A... Agent: Caterpillar C/o Liell, Mcneil & Harper Intellectual Property Department

20090140611 - Quartz crystal vibrator, oscillator and electronic apparatus: To provide a quartz crystal vibrator, an oscillator and an electronic apparatus capable of preventing a bonding electrode from being corroded and easily maintaining soundness of the bonding electrode over a long period of time, a quartz crystal vibrator is provided with a quartz crystal vibrating plate formed by surrounding... Agent: Brinks Hofer Gilson & Lione/seiko Instruments Inc.

20090140613 - Crystal unit for surface mounting: The crystal unit for surface mounting includes a container body having a recess, a pair of holding terminals formed on an inner bottom surface of the recess and a crystal blank provided with excitation electrodes on both principal surfaces thereof, having a first end and a second end with lead-out... Agent: Cantor Colburn, LLP

20090140612 - Vibration-wave detector: A sensor body 1 having a plurality of resonator beams 5 each resonating with a different specific frequency and a plate-like diaphragm 2 connected to the resonator beams and vibrating in response to sound waves is supported by a supporter 11. A cap 12 for acoustically separating one of the... Agent: Smith, Gambrell & Russell

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