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Electrical generator or motor structure August inventions list 08/09

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.
  
08/27/2009 > patent applications in patent subcategories. inventions list

20090212644 - Combination drive with a hybrid reluctance motor: The aim of the invention is to create a combined linear-rotary drive that has a compact, simple, and inexpensive design. Said aim is achieved by a combined drive comprising a linear driving device (3) and a rotary driving device (11), at least one of the two driving devices being provided... Agent: Henry M Feiereisen, Llc Henry M Feiereisen

20090212645 - Electronic device for harvesting energy: An electrical device for harvesting energy includes a container, a magnet situated in the container, a fluid partially filling the container, and a conductive member coiled around the container, wherein oscillation of the magnet through the coil induces an electrical signal.... Agent: Dicke, Billig & Czaja

20090212646 - Balance member, motor, and disk drive apparatus: A balance member includes a first arc-shaped portion extending in a circumferential direction about a predetermined central axis, and a second arc-shaped portion having an end portion opposing and connected to an end portion of the first arc-shaped portion. The thickness of the first arc-shaped portion is greater than the... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20090212647 - Fan cooling of an electric engine: An air cooling arrangement for an electric engine comprises a rotor, a stator disposed co-axially on the rotor, and a partition disposed between the rotor and the stator and extending along a complete axial length of the rotor and mounted on the rotor so as to be in co-rotational communication... Agent: Darby & Darby P.c.

20090212648 - Spindle motor and storage disk drive apparatus: A spindle motor includes a rotor unit and a stator unit arranged to rotatably support the rotor unit about a central axis through a fluid dynamic pressure generated in a lubricant held within a bearing gap between the rotor unit and the stator unit. The bearing gap has an annular... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20090212649 - Electric motor assembly with stator mounted in vehicle powertrain housing and method: An electric motor assembly in a vehicle powertrain is provided with a generally annular stator fit within an interior cavity of the powertrain defined by a housing. Roll pins are fit between the housing and the stator. The stator may have a plurality of first geometric features and the housing... Agent: Quinn Law Group, Pllc

20090212650 - Magnetic rotary device: Devices of the invention include a rotor with magnets and a stator with two magnet zones. The end zone of the stator toward which the rotor magnet first approaches has two preferred variants: it can be formed either of one magnet or of a high magnetic permeability material. The other... Agent: Oliff & Berridge, Plc

20090212651 - Motor and disk drive apparatus: A motor for holding a disk with a mounting opening in place includes a rotor unit including a rotor magnet rotatable about a central axis and a stator unit including a stator arranged opposite to the rotor magnet and a circuit board electrically connected to the stator. Wiring lines of... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090212652 - Magnetic member, rotor, motor, compressor, blower, air conditioner and vehicle-mounted air conditioner: A magnetic member with an annular outer periphery and an inner periphery includes first portions and second portions alternately disposed in its circumferential direction. The first portions and second portions are magnetically separated in the circumferential direction by gaps, which block magnetic fluxes from flowing in the circumferential direction between... Agent: Global Ip Counselors, LLP

20090212653 - Electric machine winding arrangement: Rotational electric machine stator winding arrangement characterized, inter alia, by at least one coil of each parallel circuit being discontinuous with the other coils of the corresponding circuit, and by coils configured to accept phase voltage not being adjacent coils having a point at the lowest potential of a corresponding... Agent: Brooks Kushman P.c./fgtl

20090212654 - Coil fixing member and rotary electric machine: Each coil fixing member is placed between a stator coil and at least one end surface of a stator core in an electric rotary machine in order to suppress a displacement between the stator core and the stator coil. The coil fixing member consists of a spacer and a bolt.... Agent: Nixon & Vanderhye, Pc

20090212655 - Airtight-type electric motor: An airtight-type electric motor capable of reducing vibration is provided. Inside ribs of a pair of end brackets and are respectively fitted into core end portions of a stator core. Outside ribs of the pair of end brackets and are respectively brought into contact against end surfaces of the core... Agent: Rankin, Hill & Clark LLP

20090212656 - Electric motor: An electric motor 10 has a stator 14; a wound rotor 20, including a commutator 28; and brush gear for connecting the commutator to a source of electrical power. The brush gear has at least two cage brush assemblies 34. Each cage brush assembly 34 having a brush 40 for... Agent: Birch Stewart Kolasch & Birch

20090212657 - Equivalent-capacitance type actuator drive device: [Means for Solving Problem]The electrostatic actuator drive device comprises a variable capacitor 12 connected in series with an electrostatic actuator 10, and a constant voltage source 11 for applying a constant voltage between the both ends of the serial connected electrostatic actuator 10 and the variable capacitor 12. The capacitance... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090212658 - Micro--electromechanical actuator with spacer separated layers: A micro-electromechanical actuator comprising a pair of elongate layers of identical material heated by an electrical current; a pair of spacers separating the elongate layers at two opposite ends, the spacers fast with the layers; and an air gap provided between the pair of elongate layers. Each spacer is composed... Agent: Silverbrook Research Pty Ltd

20090212659 - Elastic boundary wave device: An elastic boundary wave device includes a first medium with piezoelectricity, an electrode exciting an elastic wave and provided on the first medium, a second medium made of a different material from the first medium and provided on the first medium to cover the electrode, and a sound absorbing portion... Agent: Arent Fox LLP

20090212661 - Piezoelectric generator of mechanical vibrations, and piezoelectric motors based on the generator: A piezoelectric generator includes a piezoelectric ring having upper and lower plane surfaces and a first quality factor (Q-factor), a sound-wave conducting gasket acoustically coupled to the upper plane surface, a metal resonator ring positioned acoustically coupled to the conducting gasket, the metal resonator ring having a second Q-factor substantially... Agent: Darby & Darby P.c.

20090212660 - Ultrasonic motor and method for manufacturing ultrasonic motor: p

20090212662 - Vibration actuator, lens barrel and camera: A vibration actuator with good driving performance, and a lens barrel and camera equipped therewith, is provided. There is provided a vibration actuator comprising: an electromechanical conversion element that is excited by a driving signal; a vibrating body including a joining face, to which the electromechanical conversion element is joined,... Agent: Oliff & Berridge, Plc

20090212663 - Electronic tongue sensor: Embodiments of an electronic tongue sensor, as well as test results, are discussed.... Agent: Berkeley Law & Technology Group, LLP

20090212664 - Micro movable device and method of making the same using wet etching: A micro movable device includes a base substrate, a fixed portion bonded to the base substrate, a movable portion having a fixed end connected to the fixed portion and extending along the base substrate, and a piezoelectric drive provided on the movable portion and the fixed portion on a side... Agent: Fujitsu Patent Center C/o Cpa Global

20090212665 - Power harvesting scheme based on piezoelectricity and nonlinear deflections: An energy harvesting device and a method of using the energy harvesting device to generate an electrical charge are described. The energy harvesting device comprises a mass and at least two tethers, at least one of which comprises a piezoelectric material that is mechanically stressable upon deflection of the at... Agent: Arthur G. Schaier Carmody & Torrance LLP

20090212666 - Spring element and piezoelectric actuator with the spring element: A spring element for pretensioning a piezoelectric actuator is specified, wherein the spring element has a tubular body with recesses. The recesses are each made in the form of a polygon with rounded corners. A piezoelectric actuator with such a spring element is also specified.... Agent: Slater & Matsil, L.l.p.

20090212667 - Piezoelectric single crystal device and fabrication method thereof: The present invention provides a piezoelectric single crystal device excellent in heat resistance and capable of stably maintaining the electromechanical coupling factor k31 in a lateral vibration mode at a high value of 50% or more without a decrease even in an operating environment in which the temperature changes from... Agent: Oliff & Berridge, Plc

20090212668 - Piezoelectric vibrating piece, piezoelectric vibrator, oscillator, electronic apparatus and radiowave timepiece and method of fabricating piezoelectric vibrating piece: To achieve small-sized formation by shortening a total length after ensuring a length of a base portion capable of sufficiently reducing vibration leakage, there is provided a piezoelectric vibrating piece 2 including a piezoelectric plate 10 including a pair of vibrating arm portions 11, 12 arranged in parallel with each... Agent: Brinks Hofer Gilson & Lione/seiko Instruments Inc.

  
08/20/2009 > patent applications in patent subcategories. inventions list

20090206681 - Primary part and linear electrical machine with force ripple compensation: A linear electric motor including a primary part having a flux guiding element on the end faces of the primary part, a three-phase winding on the primary part that produces a first magnetic field and a permanent magnet on each end face that produces a second magnetic field that is... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090206682 - Primary part and linear electrical machine with force ripple compensation: A primary part of a linear electrical machine includes a first member for production of a first magnetic field, a second member for production of a second magnetic field. The first member and the second member are arranged to realize a superimposition of the first magnetic field with the second... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090206683 - Linear electric motors: A linear electric motor comprises an electromagnetic piston and cylinder device comprising a plurality of stator coils disposed side by side around an axis and wound so as to create a radial magnetic field which alternates its polarity along the length of the axis, when energised, an armature located within... Agent: Day Pitney LLP Account: Illinois Tool Works Inc.

20090206684 - Machine with direct drive: A machine includes a moving part and a direct drive for moving the moving part. The direct drive includes a stator and an armature unit which interacts with the stator. A coupling device couples the armature unit to the moving part to allow a movement of the moving part in... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090206685 - Motor device: A motor device may include a motor main body having a stator portion and a rotary shaft having a lead screw portion projecting from the stator portion. The motor frame may have a rotary shaft support portion supporting an end of the rotary shaft on an output side and a... Agent: Cantor Colburn, LLP

20090206686 - Ring coil motor: The invention relates to a ring coil motor (1, 20) with a primary part (3, 21) and a secondary part (2, 22), wherein the primary part (3, 21) has a ring coil (6, 25) and permanent magnets (9, 27).... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090206687 - Cooling systems and methods for integrated electric motor-inverters: Cooling systems and methods are provided for an integrated electric motor-inverter, where the integrated electric motor-inverter includes a housing, a motor, and an inverter, the motor and the inverter are disposed within the housing, and the motor includes a stator. The system includes a cooling jacket, a first coolant, a... Agent: Ingrassia Fisher & Lorenz, P.C. (gm)

20090206688 - Cooling structure for stator: A cooling structure for a stator includes: a stator core; a stator coil that is wound on the stator core and includes a coil end formed on an end surface of the stator core in an axial direction of the stator core; a ring member provided on an outer periphery... Agent: Kenyon & Kenyon LLP

20090206709 - Hybrid drive unit: A hybrid drive unit includes a main body case having a connection portion connected to an engine, the main body case accommodating therein a rotating electric machine; and an inverter case integrated with the main body case, the inverter case accommodating therein an inverter that controls the rotating electric machine,... Agent: Oliff & Berridge, PLC

20090206710 - Connecting support for holding motor electronics: The invention relates to a connecting support (1) for holding motor electronics on a motor subassembly (2), the connecting support being located between at least two components (3, 4) arranged at a distance from each other on the motor subassembly (2), wherein the connecting support (1) has means (8, 9)... Agent: Michael Best & Friedrich LLP

20090206689 - Electric rotating machine: A shield member (90) is arranged on the rotor end face (18a) of an electric rotating machine (10). As the rotational velocity of a rotor (18) increases, the shield member (90) moves outward in the radial direction of a rotating shaft (12) to cover a part of the opening (86)... Agent: Sughrue Mion, PLLC

20090206690 - Motor unit: A motor unit for use with a motor-driven device may include a motor main body, having a stator and a turning shaft protruding from the stator; and a mounting plate for installing the motor main body on the motor driven device to which driving power of the motor main body... Agent: Cantor Colburn, LLP

20090206691 - Motor: A motor includes a rotor core, permanent magnets and non-magnetic layers. The permanent magnets are embedded in the rotor core with each of the permanent magnets defining a pole of the rotor having a pole center and a peripheral edge section, with the peripheral edge section located in a vicinity... Agent: GlobalIPCounselors, LLP

20090206692 - Composite electromechanical machines with uniform magnets: Embodiments of the present invention include a composite electromechanical machine which can operate as a motor or a generator (including dynamo or alternator). In an aspect, the present composite electromechanical machine comprises at least a double-sided magnetic plane (e.g., rotor or stator) wherein the double-sided magnetic plane comprises a plurality... Agent: Tue Nguyen

20090206693 - Electrical output generating devices and driven electrical devices having tape wound core laminate rotor or stator elements, and methods of making and use thereof: Electrical output generating devices and driven electrical devices having tape wound core laminate rotor or stator elements. The tape wound core portions enhance magnetic flux and may be shaped and cut to receive magnet and/or flux conducting portions in corresponding stator or rotor portions of devices. The devices can include... Agent: Arent Fox LLP

20090206695 - Brush assembly having a brush wear detector and indicator for a d.c. motor: A brush assembly having a brush wear indicator for use with electric actuating devices such as motors and generators that detects the worn condition of a brush and generates a signal indicating this worn condition.... Agent: Mcandrews Held & Malloy, Ltd

20090206694 - Brush holder: b

20090206696 - Electrical output generating and driven devices using disk and non-disk shaped rotors, and methods of making and using the same: Various devices for generating electrical or mechanical output, comprising a coil, a rotor assembly rotatable about an axis, the rotor comprising alternating magnet portion and flux conducting portions, each of the magnet portions having a first end with a first polarity and a second end with the opposite polarity and... Agent: Arent Fox LLP

20090206697 - Method for generating, transmitting and receiving power: A system and method for generating, transmitting and receiving power includes providing a source of non-optical power, such as thermal energy, which is converted into electricity. The non-optical power is converted into an optical power beam which is directed into a hollow pipe and transmitted along a length thereof. The... Agent: Kelly Lowry & Kelley, LLP

20090206699 - Electronic device having piezoelectric pump: An electronic device having a piezoelectric pump. The electronic device includes: an audio input section; an audio recording section recording input sound from the audio input section; a piezoelectric pump cooling air by a piezoelectric element; a drive circuit driving the piezoelectric element; and a control circuit monitoring and controlling... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20090206698 - Vibration device, antidust device, camera, vibration device inspection method, method for manufacturing vibration device and vibration method: A vibration device comprising; a vibrator which generates bending vibration on a predetermined member, a controller which controls a driver to drive the vibrator, wherein; the vibrator comprises a plurality of driving electrodes electrically insulated respectively, the controller controls the driver to make phases of driving signals respectively output to... Agent: Oliff & Berridge, PLC

20090206701 - Clip: A clip for securing a sleeve to the body of a piezoelectric actuator in an actuator assembly, the clip taking the form of a band comprising first and second axially spaced ring-like members joined by a plurality of inwardly facing substantially arch shaped sections, the arch shaped sections defining the... Agent: Delphi Technologies, Inc.

20090206700 - Piezo actuator with a plug connection: A piezo actuator in the form of a piezo injector, includes a holding body having an inner space, and having a piezo element disposed in an inner space and encompassing multiple piezoelectric plies disposed to form a stack, which element is electrically contactable through the holding body. The holding body... Agent: Kenyon & Kenyon LLP

20090206702 - Actuator: An actuator includes: a substrate; a fixed electrode provided on a major surface of the substrate; a first dielectric film provided on the fixed electrode, and made of crystalline material; a movable beam opposed to the major surface, and held above the substrate with a gap thereto; a movable electrode;... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090206703 - Circuit module: A circuit module, in particular for use in a vehicle tire, having at least: a housing (2), a piezoelectric generator (3), which has a mass element (10) that is movable within the housing (2) and a spring device (12, 14), which has at least one piezoelectric element (14), the mass... Agent: Kenyon & Kenyon LLP

20090206704 - Vibratory structure, vibrator, and oscillator: A vibratory structure includes: a first X-cut crystal substrate; a second X-cut crystal substrate stacked on the first X-cut crystal substrate so that the x-axis of the second X-cut crystal substrate is parallel to the x-axis of the first X-cut crystal substrate; a base formed by the first X-cut crystal... Agent: Harness, Dickey & Pierce, P.L.C

20090206705 - Fasteners with welded ultrasonic stress transducers: An apparatus and method of mounting a stress transducer to a fastener includes securing the transducer to a weld insert, and welding the insert to the fastener.... Agent: Ge Energy General Electric C/o Ernest G. Cusick

20090206706 - Piezoelectric thin-film resonator: There is provided a piezoelectric thin-film resonator including a substrate, a lower electrode disposed on the substrate, a piezoelectric film disposed on the lower electrode, an upper electrode disposed on the piezoelectric film in such a manner that a portion of the upper electrode is opposed to the lower electrode,... Agent: Arent Fox LLP

20090206707 - Circular cylinder type piezoelectric actuator and piezoelectric element and scanning probe microscope using those: The cylindrical piezoelectric actuator which comprised a piezoelectric element which provided electrode in each of an inner peripheral face and an outer peripheral face which was cylindrical at least, and drive power supply to drive it. And the outer side electrode of the piezoelectric element covered the substantially circumferential outer... Agent: Bruce L. Adams, Esq. Adams & Wilks

20090206708 - Fluid dynamic bearing apparatus and motor comprising the same: Materials for a bracket 6 and a housing 7 are selected so that the value obtained by dividing the linear expansion coefficient of the housing 7 fixed to the inner periphery of the bracket 6 by the linear expansion coefficient of the bracket 6 having a portion 6b for mounting... Agent: Westerman, Hattori, Daniels & Adrian, LLP

  
08/13/2009 > patent applications in patent subcategories. inventions list

20090200876 - Synchronous reluctance motor: In a synchronous reluctance motor composed of a stator core and a rotor core, convex grooves are formed along q-axis in an outer circumferential surface of the rotor core. A rotor coil is wound in the convex grooves. Applying a direct current to the rotor coil generates a torque of... Agent: Nixon & Vanderhye, PC

20090200877 - Stepping motor: A stepping motor is provided with a rotor having with a rotor shaft A permanent magnet is attached to an outer peripheral side of the rotor shaft and a stator having pole teeth faces the permanent magnet in a radial direction. The stepping motor is characterized in that the rotor... Agent: Reed Smith, LLP Attn: Patent Records Department

20090200878 - Power transmission tool and system: An improved power tool system includes a power tool and an external power supply connected via a cable to provide utility and safety in a hazardous operation such as loading ammunition into a weapon in an environment of flammable materials and extreme environmental exposure. The power tool includes a sparkless... Agent: Michael Lester O'banion

20090200879 - Electronically commutated motor: An electronically commutated motor has a rotor (34) that is rotatable about an axis (D), and it has a stator arrangement (30) in which is provided a number, evenly divisible by three, of salient stator poles that are wound with winding strands, associated with which, for the connection thereof, are... Agent: Oliver Intellectual Property LLC

20090200880 - Wide band vibrational stimulus device: An eccentric mass (EM) motor in a vibrotactile transducer provides a wide band vibrational stimulus to a mechanical load in response to an electrical input. The eccentric mass and motor may form part of the transducer actuator moving mass, which is in contact with a load, i.e, the skin of... Agent: Nixon Peabody, LLP

20090200881 - Plastic pole housing for an electric motor: A housing assembly for an electric motor includes a sealed plastic enclosure having a body portion having a nose and an open end opposite from the nose. The open end provides access to an interior region of the plastic enclosure. The housing assembly also includes a metal sleeve located within... Agent: Baker & Daniels LLP

20090200882 - Orbital hybrid magnetic electronic engine and generator: A motor configuration between the rotor and the commutation system, comprising rotor coils energized by mechanical or electrical ways wherein a positive charge, negative charge and a no-charge section is applied in order to reduce the heat and energy consumption and therefore increasing the motor life.... Agent: Eugenio J. Torres

20090200883 - Axial gap dynamo electric machine with magnetic bearing: An axial gap electric dynamo machine has a horizontally disposed rotor disk that is stabilized at its periphery by a plurality of permanent magnets connected to a ferromagnetic bearing plate that provides an opposing or repulsive force against the rotor magnets. In some preferred embodiments, the bearing plate magnets are... Agent: Edward S. Sherman, Esq.

20090200884 - Compact high power alternator: An apparatus for converting between mechanical and electrical energy, particularly suited for use as a compact high power alternator for automotive use and “remove and replace” retrofitting of existing vehicles. Various aspects of the invention provide a means of significantly increasing the output of permanent magnet alternators while addressing the... Agent: Squire Sanders & Dempsey LLP

20090200885 - Self starting permanent magnet synchronous motor: The present invention provides a permanent magnet that a fluorine compound is formed on the surfaces of Fe-based magnetic particles, and a recoil permeability is determined in a range of 1.05 to 1.30 by controlling an iron concentration in the fluorine compound to a range of 1 to 50% to... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090200886 - Dynamoelectric machine: Resin pooling grooves are disposed so as to extend over entire regions in a thickness direction of a first magnet holder on two sides of a bottom surface in a width direction of a first receiving groove, and resin pooling grooves are also disposed so as to extend over entire... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090200887 - Dynamoelectric machine: A stator core is configured by laminating and integrating thin magnetic plates, and has an outer circumferential surface that has a cylindrical surface, and receiving grooves are formed on inner circumferences of openings of frames. The receiving grooves are constituted by: an annular axial surface that is constituted by a... Agent: Sughrue Mion, PLLC

20090200888 - Rotating electric apparatus and method for connecting stator coils thereof: Each pair of coils mutually connected in a stator winding is arranged in a fashion that a first coil of each pair of coils has an inner-circumferential-side coil terminal (212) led out from an inner-circumferential-side slot position in the direction of a coil end (220) of the stator winding, and... Agent: Crowell & Moring LLP Intellectual Property Group

20090200889 - Nested serpentine winding for an axial gap electric dynamo machine: The stator of an axial gap dynamoelectric machine comprises two or more serpentine coil arrays that are formed form a continuous loop of insulated wire. The serpentine coils are deflected in at least some of the tangential components so the place radial segments disposed to generate a Lorenz force with... Agent: Edward S. Sherman, Esq.

20090200890 - Winding for an axial gap electric dynamo machine: The stator of an axial gap dynamoelectric machine has at least one substantially planar coil arrays formed by joining two or more sub-coils. Each sub-coil has a serpentine path about the stator perimeter that includes radial segments disposed to generate a Lorenz force with respect to the rotor magnets. The... Agent: Edward S. Sherman, Esq.

20090200891 - Electric motor having a field assembly with slot insulation: An electric motor has a field assembly, such as a stator, for a dynamoelectric machine has field coils that are wound to a net shape. Lead wires are brought out from the ends of each field coil. The field coils are insulated with insulating sleeves or insulating slot liners. The... Agent: The Black & Decker Corporation

20090200892 - Magnetic path closed electric generator: A magnetic path closed electric generator includes a base (9), a housing (8), a stator (3), a rotator (5), a rotation shaft (7) and a transmission wheel. A magnetic permeability neck (12) is fixed on the stator; a coil winding (2) on the stator is fixed on the magnetic permeability... Agent: J C Patents, Inc.

20090200893 - Carbon brush and rotating electrical machine: A rotating electrical machine, which is a direct current motor, includes carbon brushes. Each carbon brush contains graphite grains, metal particles, and solid lubricant, which are sintered in a dispersed state. The graphite grains are each formed of granulated substance of raw graphite particles, and the particle diameters of the... Agent: Pearl Cohen Zedek Latzer, LLP

20090200894 - Boundary acoustic wave device manufacturing method and boundary acoustic wave device: A method for manufacturing a boundary acoustic wave device includes the steps of preparing a laminated structure in which an IDT electrode is disposed at an interface between first and second solid media and reforming the first medium and/or the second medium by externally providing the laminated structure with energy... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20090200895 - Piezoelectric actuator, comprising electrically contacted piezoelectric elements stacked on top of each other: A piezoelectric actuator is proposed, having a plurality of piezoelectric elements that are stacked on top of each other. Piezoelectric layers between each of which an inner electrode having a polarity alternating within the layer structure is provided. Outer electrodes are present at two opposing lateral surfaces, through which the... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20090200896 - Energy converters and associated methods: Energy converters and associated methods are disclosed herein. In one embodiment, an energy converter includes a first structural member spaced apart from a second structure member, a first piezoelectric element and a second piezoelectric element individually coupled to the first structural member and the second structural member, and a deflection... Agent: Perkins Coie LLP Patent-sea

20090200897 - Piezoelectric actuator module having a sheath, and a method for its production: A piezoelectric actuator module having a multilayer structure of piezoelectric elements is proposed as a piezoelectric actuator, wherein a different polarity of an electric voltage is alternately applied to inner electrodes which are arranged between piezoelectric layers of the piezoelectric elements in the direction of the layer structure of the... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20090200898 - Piezoelectric ceramic and piezoelectric element: A piezoelectric ceramic which has a large value of coercive electric field and, in addition, which can be fired at low temperatures of 950° C. or lower, is provided. It has a composition represented by Pbx-a-dBiaM3d{M1b(M21/3Nb2/3)yZr1-b-y-zTiz}O3 where M1 and M2 represent, independently, at least one of Ni and Zn, and... Agent: Dickstein Shapiro LLP

20090200899 - Method of manufacturing micromachine, and micromachine: A method of manufacturing a micromachine in which corrosion of a structure is restrained and the micromachine are provided. The method of manufacturing a micromachine includes a first step of patterningly forming a sacrificial layer 12 having a silicon oxide based material containing a hydrogen fluoride dissociating species on a... Agent: K&l Gates LLP

20090200900 - Piezoelectric oscillation element and piezoelectric oscillation component using the same: A piezoelectric oscillation element (1) comprising a piezoelectric substrate (10), a first conductor film (21) formed on one main surface of the piezoelectric substrate (10), a second conductor film (22) formed on the other main surface, and grounding terminals (31a, 31b) formed on the side surfaces of the piezoelectric substrate... Agent: Hogan & Hartson L.L.P.

  
08/13/2009 > patent applications in patent subcategories. inventions list

20090200876 - Synchronous reluctance motor: In a synchronous reluctance motor composed of a stator core and a rotor core, convex grooves are formed along q-axis in an outer circumferential surface of the rotor core. A rotor coil is wound in the convex grooves. Applying a direct current to the rotor coil generates a torque of... Agent: Nixon & Vanderhye, PC

20090200877 - Stepping motor: A stepping motor is provided with a rotor having with a rotor shaft A permanent magnet is attached to an outer peripheral side of the rotor shaft and a stator having pole teeth faces the permanent magnet in a radial direction. The stepping motor is characterized in that the rotor... Agent: Reed Smith, LLP Attn: Patent Records Department

20090200878 - Power transmission tool and system: An improved power tool system includes a power tool and an external power supply connected via a cable to provide utility and safety in a hazardous operation such as loading ammunition into a weapon in an environment of flammable materials and extreme environmental exposure. The power tool includes a sparkless... Agent: Michael Lester O'banion

20090200879 - Electronically commutated motor: An electronically commutated motor has a rotor (34) that is rotatable about an axis (D), and it has a stator arrangement (30) in which is provided a number, evenly divisible by three, of salient stator poles that are wound with winding strands, associated with which, for the connection thereof, are... Agent: Oliver Intellectual Property LLC

20090200880 - Wide band vibrational stimulus device: An eccentric mass (EM) motor in a vibrotactile transducer provides a wide band vibrational stimulus to a mechanical load in response to an electrical input. The eccentric mass and motor may form part of the transducer actuator moving mass, which is in contact with a load, i.e, the skin of... Agent: Nixon Peabody, LLP

20090200881 - Plastic pole housing for an electric motor: A housing assembly for an electric motor includes a sealed plastic enclosure having a body portion having a nose and an open end opposite from the nose. The open end provides access to an interior region of the plastic enclosure. The housing assembly also includes a metal sleeve located within... Agent: Baker & Daniels LLP

20090200882 - Orbital hybrid magnetic electronic engine and generator: A motor configuration between the rotor and the commutation system, comprising rotor coils energized by mechanical or electrical ways wherein a positive charge, negative charge and a no-charge section is applied in order to reduce the heat and energy consumption and therefore increasing the motor life.... Agent: Eugenio J. Torres

20090200883 - Axial gap dynamo electric machine with magnetic bearing: An axial gap electric dynamo machine has a horizontally disposed rotor disk that is stabilized at its periphery by a plurality of permanent magnets connected to a ferromagnetic bearing plate that provides an opposing or repulsive force against the rotor magnets. In some preferred embodiments, the bearing plate magnets are... Agent: Edward S. Sherman, Esq.

20090200884 - Compact high power alternator: An apparatus for converting between mechanical and electrical energy, particularly suited for use as a compact high power alternator for automotive use and “remove and replace” retrofitting of existing vehicles. Various aspects of the invention provide a means of significantly increasing the output of permanent magnet alternators while addressing the... Agent: Squire Sanders & Dempsey LLP

20090200885 - Self starting permanent magnet synchronous motor: The present invention provides a permanent magnet that a fluorine compound is formed on the surfaces of Fe-based magnetic particles, and a recoil permeability is determined in a range of 1.05 to 1.30 by controlling an iron concentration in the fluorine compound to a range of 1 to 50% to... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090200886 - Dynamoelectric machine: Resin pooling grooves are disposed so as to extend over entire regions in a thickness direction of a first magnet holder on two sides of a bottom surface in a width direction of a first receiving groove, and resin pooling grooves are also disposed so as to extend over entire... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090200887 - Dynamoelectric machine: A stator core is configured by laminating and integrating thin magnetic plates, and has an outer circumferential surface that has a cylindrical surface, and receiving grooves are formed on inner circumferences of openings of frames. The receiving grooves are constituted by: an annular axial surface that is constituted by a... Agent: Sughrue Mion, PLLC

20090200888 - Rotating electric apparatus and method for connecting stator coils thereof: Each pair of coils mutually connected in a stator winding is arranged in a fashion that a first coil of each pair of coils has an inner-circumferential-side coil terminal (212) led out from an inner-circumferential-side slot position in the direction of a coil end (220) of the stator winding, and... Agent: Crowell & Moring LLP Intellectual Property Group

20090200889 - Nested serpentine winding for an axial gap electric dynamo machine: The stator of an axial gap dynamoelectric machine comprises two or more serpentine coil arrays that are formed form a continuous loop of insulated wire. The serpentine coils are deflected in at least some of the tangential components so the place radial segments disposed to generate a Lorenz force with... Agent: Edward S. Sherman, Esq.

20090200890 - Winding for an axial gap electric dynamo machine: The stator of an axial gap dynamoelectric machine has at least one substantially planar coil arrays formed by joining two or more sub-coils. Each sub-coil has a serpentine path about the stator perimeter that includes radial segments disposed to generate a Lorenz force with respect to the rotor magnets. The... Agent: Edward S. Sherman, Esq.

20090200891 - Electric motor having a field assembly with slot insulation: An electric motor has a field assembly, such as a stator, for a dynamoelectric machine has field coils that are wound to a net shape. Lead wires are brought out from the ends of each field coil. The field coils are insulated with insulating sleeves or insulating slot liners. The... Agent: The Black & Decker Corporation

20090200892 - Magnetic path closed electric generator: A magnetic path closed electric generator includes a base (9), a housing (8), a stator (3), a rotator (5), a rotation shaft (7) and a transmission wheel. A magnetic permeability neck (12) is fixed on the stator; a coil winding (2) on the stator is fixed on the magnetic permeability... Agent: J C Patents, Inc.

20090200893 - Carbon brush and rotating electrical machine: A rotating electrical machine, which is a direct current motor, includes carbon brushes. Each carbon brush contains graphite grains, metal particles, and solid lubricant, which are sintered in a dispersed state. The graphite grains are each formed of granulated substance of raw graphite particles, and the particle diameters of the... Agent: Pearl Cohen Zedek Latzer, LLP

20090200894 - Boundary acoustic wave device manufacturing method and boundary acoustic wave device: A method for manufacturing a boundary acoustic wave device includes the steps of preparing a laminated structure in which an IDT electrode is disposed at an interface between first and second solid media and reforming the first medium and/or the second medium by externally providing the laminated structure with energy... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20090200895 - Piezoelectric actuator, comprising electrically contacted piezoelectric elements stacked on top of each other: A piezoelectric actuator is proposed, having a plurality of piezoelectric elements that are stacked on top of each other. Piezoelectric layers between each of which an inner electrode having a polarity alternating within the layer structure is provided. Outer electrodes are present at two opposing lateral surfaces, through which the... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20090200896 - Energy converters and associated methods: Energy converters and associated methods are disclosed herein. In one embodiment, an energy converter includes a first structural member spaced apart from a second structure member, a first piezoelectric element and a second piezoelectric element individually coupled to the first structural member and the second structural member, and a deflection... Agent: Perkins Coie LLP Patent-sea

20090200897 - Piezoelectric actuator module having a sheath, and a method for its production: A piezoelectric actuator module having a multilayer structure of piezoelectric elements is proposed as a piezoelectric actuator, wherein a different polarity of an electric voltage is alternately applied to inner electrodes which are arranged between piezoelectric layers of the piezoelectric elements in the direction of the layer structure of the... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20090200898 - Piezoelectric ceramic and piezoelectric element: A piezoelectric ceramic which has a large value of coercive electric field and, in addition, which can be fired at low temperatures of 950° C. or lower, is provided. It has a composition represented by Pbx-a-dBiaM3d{M1b(M21/3Nb2/3)yZr1-b-y-zTiz}O3 where M1 and M2 represent, independently, at least one of Ni and Zn, and... Agent: Dickstein Shapiro LLP

20090200899 - Method of manufacturing micromachine, and micromachine: A method of manufacturing a micromachine in which corrosion of a structure is restrained and the micromachine are provided. The method of manufacturing a micromachine includes a first step of patterningly forming a sacrificial layer 12 having a silicon oxide based material containing a hydrogen fluoride dissociating species on a... Agent: K&l Gates LLP

20090200900 - Piezoelectric oscillation element and piezoelectric oscillation component using the same: A piezoelectric oscillation element (1) comprising a piezoelectric substrate (10), a first conductor film (21) formed on one main surface of the piezoelectric substrate (10), a second conductor film (22) formed on the other main surface, and grounding terminals (31a, 31b) formed on the side surfaces of the piezoelectric substrate... Agent: Hogan & Hartson L.L.P.

  
08/06/2009 > patent applications in patent subcategories. inventions list

20090195086 - Modular mover for a linear motor: A modular mover for a linear motor comprises: a plurality of iron cores including internal coils and a connecting member. These iron cores have the same size and juxtaposed in the same direction on the connecting member. By supplying the coils with a current, each iron core can cooperate with... Agent: Dr. Banger Shia

20090195087 - Linear actuator: There is provided a linear actuator, which is provided with a multipolar magnet arranged with a plurality of S-poles and N-poles alternately along an axial direction thereof; and a coiled body arranged to be relatively movable in the axial direction face to face with respect to the multipolar magnet. In... Agent: Greenblum & Bernstein, P.L.C

20090195088 - Apparatus for generating amplified cooling air flows: A linear motor comprising a coil assembly and a magnet assembly is provided with a cooling apparatus which comprises a segmented air knife assembly. The segmented air knife assembly has a plurality of slot openings distributed along its length which is coupled to the linear motor and it is operative... Agent: Ostrolenk Faber Gerb & Soffen

20090195089 - Mover of a linear motor with an outer heat radiating housing: A mover of a linear motor with an outer heat radiating housing comprises a body and an outer heat radiating housing. The body includes an iron core and coils. The outer heat radiating housing covers the body and is integrally jointed to the body. The outer heat radiating housing is... Agent: Dr. Banger Shia

20090195090 - High-efficiency wheel-motor utilizing molded magnetic flux channels with transverse-flux: A motor including a mounting shaft having a hollow channel and a bearing attached to each end, a cylindrical hub having a hollow core for the mounting shaft, and plural rows of plural Molded Magnetic Flux Channels with a hollow core and a channel forming a U-shaped recess and mounted... Agent: Law Offices Of Brian S Steinberger

20090195091 - Rotary electric machine having cooling device and electric generating system including the machine: A rotary electric machine which is smoothly operated with high efficiency by adequately controlling the cooling gas flow as needed to keep the highest temperature inside the rotary electric machine below a predetermined limit. The rotary electric machine includes a stator with armature windings wound around a stator core, a... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090195093 - Hybrid vehicle: An electric motor radiator (34), a feeding mechanism (30), and a cooling oil circulation path (32) constitute a cooling mechanism that cools the electric motor (6) via an electric motor cooling oil that is a cooling medium. The electric motor radiator (34) forms a circulation path between the electric motor... Agent: Oliff & Berridge, PLC

20090195092 - Winding end turn cooling in an electric machine: Winding end turns in an electric machine are cooled by a coolant. Cooling is improved by redirecting the coolant generally tangentially through the winding end turns to improve heat transfer between coolant and windings.... Agent: Ogilvy Renault LLP (pwc)

20090195094 - Motor device: A motor device may include a motor, a plurality of pin terminals protruded from a side face of a motor case on an outer side in a radial plane direction, and a wiring circuit board which is connected with the plurality of the pin terminals. The plurality of the pin... Agent: Cantor Colburn, LLP

20090195095 - Spindle motor and storage disk drive apparatus: A spindle motor includes a stator unit and a rotor unit. The stator unit includes a stator, a base portion, and a printed circuit board. The printed circuit board has a connection portion and an extending portion extending from the connection portion. The base portion is provided on its lower... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20090195096 - Flywheel power supply device: The present invention provides a flywheel power supply device which can maintain a favorable lubrication state in a bearing portion of a flywheel thus exhibiting excellent maintainability and, at the same time, effectively preventing troubles such as an energy loss attributed to a load resistance applied to the bearing portion... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20090195127 - Electric generator: An electric generator includes at least first and second stator units aligned along a stator axis, and a rotor. Each stator unit includes a stator core having a plurality of angularly spaced-apart coil mounting arms that extend in radial outward directions relative to the stator axis, a plurality of field... Agent: Dla Piper LLP (us )

20090195097 - Electric motor with two opposite independent shafts: An electric motor with two independent output shafts (2, 3) connected to the rotor (1) by coupling means (4, 5) working in one sense of rotation only, e.g. freewheel clutches. The first freewheel works in one sense of rotation (R1) while the second freewheel works in the opposite sense (R2).... Agent: Gottlieb Rackman & Reisman PC

20090195098 - Starter for cranking internal combustion engine: A starter for cranking an internal combustion engine includes an electric motor, an output shaft, a pinion gear coupled to the output shaft. The starter motor further includes one-way clutch for transmitting the rotational torque of the electric motor to the output shaft while interrupting transmission of the rotational torque... Agent: Oliff & Berridge, PLC

20090195099 - Rotatable shaft assembling method, rotatable shaft assembly, and electric motor having the same: At the time of assembling an electric motor, plain bearings are installed over a worm shaft to form a shaft assembly. Then, the worm shaft together with the plain bearings is inserted into a gear housing in an inserting direction, which is generally parallel to an axial direction of the... Agent: Posz Law Group, PLC

20090195100 - Electric motor: The present invention relate to an electric motor. The electric motor includes a stator, in which field magnets are fixedly and radially installed on a circular panel-shaped base. A coaxial cylindrical rotor is coupled to a shaft and is configured to allow the stator to be located at an inside... Agent: Birch Stewart Kolasch & Birch

20090195101 - Motor rotor: A motor rotor is provided. The motor rotor includes a plurality of magnetic members circumferentially disposed on a peripheral wall surface of a turning axle of the motor rotor, and both end surfaces of the turning axle are coupled with fastening members respectively; each of the magnetic members has a... Agent: Law Offices Of Mikio Ishimaru

20090195102 - Motor rotor: A motor rotor (22) of the invention is constituted by a motor shaft (30), a permanent magnet (319 surrounding the motor shaft (30) around an axis, a pair of end rings (32, 32) surrounding the motor shaft (30) around the axis and sandwiching the permanent magnet (32) from both sides... Agent: Griffin & Szipl, PC

20090195103 - Transmission systems of continuously variable transmission ratio: A transmission system of continuously variable transmission ratio includes an input shaft, an output shaft, first and second electric motor/generators comprising first and second rotors and first and second stators, respectively, at least one of the motor/generators being of axial flux type, the first and second rotors being connected to... Agent: Abelman, Frayne & Schwab

20090195104 - Permanent magnet synchronous motor: t

20090195105 - Armature: In an armature, the upper and lower coil pieces in one half of the parallel circuits are located at the 1st, 4th, 6th, 7th, 9th, 12th and 14th positions, and the upper and lower coil pieces in remaining half of the parallel circuits are located at the 2nd, 3rd, 5th,... Agent: Christensen, O'connor, Johnson, Kindness, PLLC

20090195107 - Actuator and coil frame: An actuator includes: a coil for excitation; a rotor rotatably supported; a stator effecting a magnetic force on the rotor for rotation, the stator having first and second leg portions arranged side by side; and first and second coil frames each having a body portion and a pair of flange... Agent: Kratz, Quintos & Hanson, LLP

20090195106 - Coil assembly for electrical rotating machine, stator for electrical rotating machine, and electrical rotating machine: The torque characteristic is improved using a magnetic flux efficiently, and an eddy-current loss generated in a coil is reduced. Moreover, a loss is suppressed even if a metal member having a high thermal conductivity is closely disposed or closely contacted to a coil surface exposed by a variable magnetic... Agent: Squire, Sanders & Dempsey L.L.P.

20090195108 - Stator for electric machine with improved efficiency and thermal performance: A stator for an electric machine, comprising compacted and bonded windings and a ferromagnetic core including an active element and a cooling element. The compacted and bonded windings are inserted in slots between teeth in the active element, and the cooling element mates with the active element at the tips... Agent: Christie, Parker & Hale, LLP

20090195109 - Electric machine: A stator assembly adapted for use in an external rotor electric motor. The assembly includes a stator core having a hub, a plurality of teeth extending radially outward from the hub, a root tooth diameter and an outer diameter. Each tooth has a root, a neck extending from the root... Agent: Senniger Powers LLP

20090195110 - Laminated core, method and apparatus for manufacturing laminated core, and stator: A laminated core block includes a plurality of core members made of magnetic sheets stacked one on top of another, the plurality of core members including first and second core members which adjoin in a laminating direction, and a thermoplastic resin strand placed between the first and second core members.... Agent: Buchanan, Ingersoll & Rooney PC

20090195111 - Motor: A motor includes an output shaft rotatably provided, a rotor fixed to the output shaft and rotatable with the output shaft, a stator formed by a lamination of plurality of electrical steel sheets made by a magnetic material, the electrical steel sheets being punched by means of a press working,... Agent: Sughrue Mion, PLLC

20090195112 - Stator for an electric motor: A stator for an electric motor has a laminated stator core 10 formed from a plurality of stacked laminations, and a stator winding formed from a plurality of coils 20 wound on bobbins 30. The stator core 10 has a plurality of teeth 40 which extend radially and alternately spaced... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090195113 - Induction machine stator apparatus and method: A stator for an alternating-current induction machine, the stator comprising a cylindrical stator core. The stator may also comprise a first stator tooth. The first stator tooth may comprise a proximal end extending from the cylindrical stator core and a distal end comprising an outer surface positioned to face a... Agent: Holland & Hart LLP

20090195114 - Motor: A motor having a rotor and a stator that houses the rotor in a rotatable manner is herein provided. One of the rotor and the stator comprises at least one permanent magnet. The other of the rotor and the stator comprises at least one core that faces the at least... Agent: Dennison, Schultz & Macdonald

20090195115 - Stator and stator components of dynamoelectric machines and process of inhibiting joule heating therein: A stator component whose composition and processing enable the component to axially compress magnetic sheets of a stator and also inhibit joule heating of the component to the extent that the need for a separate flux shield can be eliminated. The component is formed of a ductile iron alloy containing,... Agent: Hartman & Hartman, P.C.

20090195117 - Electric submersible pump (esp) having a motor with mechanically locked stator laminations: A submersible pumping system for use downhole, wherein the system includes a pump and a pump motor for driving the pump. The pump motor includes a housing with corresponding stator and rotor lamination stacks disposed within the housing. Also included with the pump motor is an anchoring system for axially... Agent: Bracewell & Giuliani LLP

20090195116 - Motor stator structure: The present invention discloses an improved motor stator structure, which comprises: a plurality of silicon steel plates, two rotor bearing blocks, and a plurality of pins. In the present invention, the pins are forced to pass through the through-holes of the silicon steel plates and then inserted into the buried... Agent: Joe Mckinney Muncy

20090195118 - Spindle motor: A spindle motor is provided. The spindle motor includes a bearing housing, a bearing, a rotation shaft, a stator, and a rotor. A guide is disposed on an outer surface of the bearing housing. The bearing is fixed in the bearing housing. The rotation shaft is rotatably supported by the... Agent: Saliwanchik Lloyd & Saliwanchik A Professional Association

20090195119 - Varying commutator bar widths, slot sizes and spacing: A commutator (10) includes a core (12) having a generally annular periphery (15). A plurality of commutator bars (14) is provided in a spaced relation about the periphery of the core. At least two of the commutator bars have a width different from each other.... Agent: Manelli Denison & Selter PLLC

20090195120 - Capillary force actuator device and related method of applications: An actuator capable of generates force by leveraging the changes in capillary pressure and surface tension that result from the application of an electrical potential. The device, which will be referred to as a Capillary Force Actuator (CFA), and related methods, employs a conducting liquid bridge between two (or more)... Agent: University Of Virginia Patent Foundation

20090195121 - Electronic latch actuator: A linear motion actuator is disclosed in which an actuator shaft is held in a ready position by a latching ring. A spring is attached to the actuator shaft to exert a biasing force on the actuator shaft biasing it toward its actuated position. The latching ring receives one end... Agent: Brooks Kushman P.C. / Lear Corporation

20090195122 - Power harvesting from railway; apparatus, system and method: The present invention relates to an apparatus system and method for power harvesting from a railroads using piezoelectric generator. The invention is to provide a system and a method for power harvesting comprising a plurality of piezoelectric devices embedded in a railroad sleeper or attached to railroad rails and configured... Agent: Eckert Seamans Cherin & Mellott, LLC

20090195123 - Ultrasonic sensor: An ultrasonic sensor includes a cylindrical outer case with a bottom and a piezoelectric element fixed to the inner side of the bottom portion of the outer case. A ring-shaped inner case having a central hole extending in the axial direction in the central portion thereof is disposed inside the... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20090195124 - Energy harvesting from airport runway: The present invention relates to an apparatus system and method for power harvesting on roads and highways using a piezoelectric generator. The invention is to provide a system and a method for power harvesting comprising a plurality of piezoelectric devices embedded in a road and configured to produce electrical power... Agent: Eckert Seamans Cherin & Mellott, LLC

20090195125 - Piezoelectric device and method for manufacturing the same: A piezoelectric device includes: a piezoelectric resonator element; a package storing the piezoelectric resonator element therein in a manner to mount the piezoelectric resonator element on a base portion thereof composed of at least three layers that are layered; and a through hole penetrating through the base portion. In the... Agent: Oliff & Berridge, PLC

20090195126 - Crystal unit: In a crystal unit, at least two places of an outer circumference of a quartz crystal blank, which are places that correspond to both ends of a stress sensitivity zero axis of the crystal blank, are supported by supporters and fixed to the supporters by conductive adhesives. Each supporter includes;... Agent: Cantor Colburn, LLP

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