Electrical generator or motor structure patents - Monitor Patents
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Electrical generator or motor structure July category listing 07/09

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.
  
07/30/2009 > patent applications in patent subcategories. category listing

20090189464 - Solenoid actuator: A fluid assay system and a method for immobilizing magnetic particles within a fluid assay system are provided which employ a vessel for receiving magnetic particles and a solenoid actuator comprising a core component and a coil of wire wound around at least a portion of the core component. The... Agent: Daffer Mcdaniel LLP

20090189465 - Linear motor with differently configured secondary part sections: The aim of the invention is to better adapt the power range of a linear motor to specific applications. For this purpose, the secondary part (2) is subdivided into at least one first (3) and one second section (4) in the direction of travel (15) of the primary part (1).... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090189466 - Motor system for a vehicle fuel pump: A rotor for a brushless motor is resistant to degradation in alternative fuels and has desirable magnetic properties. A stator for a brushless DC motor includes coils wound both clockwise and counterclockwise around teeth of a back iron. Pairs of the coils are electrically connected in parallel.... Agent: Brooks Kushman P.C./fgtl

20090189492 - Heat dissipating fan: A heat dissipating fan includes a fan housing having an outer frame portion. An air inlet and an air outlet are respectively defined in two ends of the outer frame portion. A hollow motor casing is formed in and integral with the outer frame portion. An inner-rotor-type motor is mounted... Agent: Kamrath & Associates P.A.

20090189467 - Vibration generator for a vibration pile driver: A vibration generator for a vibration pile driver, comprises imbalance masses that can rotate, which are disposed on shafts. A hydraulic drive having a changeable suction volume is disposed on the generator. A vibration pile driver consists of the vibration generator and a mast for movably supporting the vibration generator... Agent: Collard & Roe, P.C.

20090189468 - Rotary actuator having electric motor and speed reduction device: A rotary actuator of the present invention is advantageously used as an actuator in a shift-by-wire system in an automatic transmission. An electric motor and a speed reduction device for reducing a rotational speed of the motor are contained in a housing composed of a front housing and a rear... Agent: Nixon & Vanderhye, PC

20090189469 - Magnetic bearing apparatus: A magnetic bearing apparatus supports a rotating object using magnetic levitation by a magnetic force of electromagnets. The magnetic bearing apparatus includes a PWM driver configured to supply exciting currents to the electromagnets, a driver power source configured to drive the PWM driver, and a displacement error signal removing section... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090189470 - Flux-focused shaped permanent magnet, magnetic unit having the magnets, device having the magnetic units and method for asymmetrically focusing flux fields of permanent magnets: A flux-focused, shaped permanent magnet includes a body of magnetic material having multiple surface contouring to form a reduced flux side with convex surfaces and an increased flux side with concave surfaces. The surfaces develop high and low resistance external flux paths creating focused asymmetric flux fields. A magnetic unit... Agent: Lerner Greenberg Stemer LLP

20090189471 - Spindle motor: A spindle motor having a stator and a rotor includes: a stator core provided in the stator having salient-poles; a stator coil arranged between the salient-poles; a rotor; and a permanent magnet provided in the rotor. The stator core includes a stack of steel sheets whose salient-poles are formed by... Agent: Crowell & Moring LLP Intellectual Property Group

20090189472 - Vehicle alternator: The vehicle alternator comprises a rotor. The rotor comprises a first pole core 12, a second pole core 14, a field coil 13, and holders 15 each containing a magnet 16 and disposed between a first claw 123 and a second claw 143. The holder 15 consists of the magnet... Agent: Oliff & Berridge, PLC

20090189473 - Brushless motor system for a vehicle fuel pump: A rotor for a brushless motor is resistant to degradation in alternative fuels and has desirable magnetic properties. A stator for a brushless DC motor includes coils wound both clockwise and counterclockwise around teeth of a back iron. Pairs of the coils are electrically connected in parallel.... Agent: Brooks Kushman P.C./fgtl

20090189475 - Motor, method for fabricating the same, and home appliance with the same: The motor includes a stator having a coil wound thereon, a rotor mounted to be rotatable with respect of the stator, a tap terminal positioned at a terminal of the coil, a magmate placed in the tap terminal for electric connection to a core line of the coil and fastening... Agent: Mckenna Long & Aldridge LLP

20090189474 - Winding arrangement for an electrical machine: Presented is a winding arrangement for an electric machine that includes a laminated core that includes a yoke that includes a plurality of teeth each having flanks that form first wedge surfaces and a winding support area that has a trapezoidal cross-section. The arrangement further includes a coil winding, and... Agent: Cohen, Pontani, Lieberman & Pavane LLP

20090189476 - Interphase insulating member and rotating electric machine: An interphase insulating member allowing reduction in size of a rotating electric machine is provide. The interphase insulating member includes a flat portion interposed between and insulating neighboring two phases of coil ends, and a three-dimensional portion protruding from the flat portion and guiding the coil. On a surface of... Agent: Sughrue Mion, PLLC

20090189477 - Split core and manufacturing method of the same, and stator core: A first laminated body includes first and second laminated groups including respective convex parts alternately disposed. A second laminated body includes third and fourth laminated groups including respective concave parts alternately disposed. The convex part of the first laminated group is shaped to not be inserted into the concave part... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090189478 - Vehicle alternator provided with brushes and slip rings: An alternator for vehicles, the alternator being provided with a rotary shaft, comprising slip rings fixed to a rotary shaft to be rotated with the rotary shaft, brushes being placed to be in slide contact with the slip rings a brush holder that accommodates the brushes to be held therein;... Agent: Oliff & Berridge, PLC

20090189479 - Brush assembly: A brush assembly is provided that facilitates a longer usable brush life and permits easy brush assembly replacement. The brush assembly includes an arc-shaped brush and a pivot arm, with the mounting end of the arc-shaped brush bound or otherwise mounted with respect to one end of the pivot arm.... Agent: Mccarter & English, LLP Stamford

20090189480 - Ultrasonic transducer and manufacturing method: This invention provides a technique whereby, even if a step is produced by splitting a lower electrode into component elements, resistance increase of an upper electrode, damage to a membrane and decrease of dielectric strength between an upper electrode and the lower electrode, are reduced. In an ultrasonic transducer comprising... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090189481 - Micromechanical resonator: The invention relates to design of micromechanical resonators and, more precisely, to the design of microelectromechanical systems (MEMS) resonators. The invention provides an improved design structure for a microelectromechanical systems (MEMS) resonator in which the width of the spring elements (3), (23-24), (27-30) is greater than the width of the... Agent: Squire, Sanders & Dempsey L.L.P.

20090189482 - Piezoelectric thin film device: A piezoelectric thin film device according to the present invention comprises a lower electrode, a piezoelectric thin film and an upper electrode, in which the piezoelectric thin film is formed of an alkali niobium oxide-based perovskite material expressed by (K1-xNax)NbO3 (0<x<1), and in which dependency of the piezoelectric constant d31... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090189483 - Boundary acoustic wave device: A boundary acoustic wave device includes a LiNbO3 substrate having a plurality of grooves provided in the upper surface thereof, electrode layers which are defined by a metal material filled in the grooves and which include IDT electrodes, and a dielectric layer, such as a SiO2 layer, provided over the... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20090189484 - Apparatus and method for affecting physical parameter associated with a shaft: An apparatus for affecting at least one physical parameter associated with a shaft oriented about a longitudinal axis includes: a piezoelectric tubular member in a substantially osculatory coaxial relation with at least a portion of the shaft; and at least one electrical network coupled with the piezoelectric tubular member for... Agent: Law Office Of Donald D. Mondul

20090189485 - Piezoelectric actuator provided with a displacement meter, piezoelectric element used therefor, and positioning device using a piezoelectric actuator: By resistor attached by a piezoelectric element, measurement with high accuracy is possible by strain of the piezoelectric element and there is not a trouble by a short, a piezoelectric actuator, the piezoelectric element and a positioning device therewith. The piezoelectric actuator includes; a piezoelectric element which is formed into... Agent: Brinks Hofer Gilson & Lione

20090189486 - Inertial drive actuator: An inertial drive actuator includes a fixed member, a vibration substrate which is disposed on the fixed member, a displacement generating unit which causes a reciprocating movement of the vibration substrate with respect to the fixed member, a moving body which is disposed on the vibration substrate, and which is... Agent: Scully Scott Murphy & Presser, PC

20090189487 - Actuator and electronic hardware using the same: An actuator includes a first beam, a first fixed part, a second beam, a first connective part, and a first fixed electrode. The first beam extends from a first fixed end to a first connective end, and the first fixed part connects the first fixed end and the substrate and... Agent: Turocy & Watson, LLP

20090189488 - Ultrasonic transducer for a proximity sensor: An ultrasonic transducer assembly for use in sensing the location of objects in proximity to the transducer. The ultrasonic transducer assembly includes a substrate member, a piezoceramic resonator plate supported on a planar surface of the substrate member adjacent to a peripheral edge of the substrate member, and a coupler... Agent: Stevens & Showalter LLP

20090189489 - Piezoelectric/electrostrictive film element and method manufacturing the same: An actuator includes a fired ceramic substrate having a space opened downward, a first electrode formed on the upper surface of the fired ceramic substrate above the space, a piezoelectric/electrostrictive body formed on the first electrode so that the volume changes with input and output of electric power, and a... Agent: Burr & Brown

20090189490 - Piezoelectric thin film device: A piezoelectric thin film device according to the present invention comprises a lower electrode, a piezoelectric thin film and a upper electrode, in which the piezoelectric thin film is formed of an alkali niobium oxide-based perovskite material expressed by (K1-xNax)NbO3 (0 <x<1), and in which a (001)KNN plane diffraction peak... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090189491 - 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 having a pair of vibrating arms provided parallel to each other, a base portion to integrally fix the pair of vibrating arms at a base end side thereof, and groove portions formed on both principal surfaces of the pair of vibrating arms... Agent: Brinks Hofer Gilson & Lione

  
07/23/2009 > patent applications in patent subcategories. category listing

20090184589 - Acoustic exciter and speaker using it: An acoustic exciter comprises a suspension made of an elastic material, which is coupled to the opening part of a frame, and a vibrator to which a voice coil disposed in the magnetic gap of a magnetic circuit connected to the suspension is coupled. An elastic body is so disposed... Agent: Pearne & Gordon LLP

20090184607 - Micro motor structure: The present invention relates to a micro motor structure, which includes a hub, a rib structure, an inner ring, an outer ring and at least two micro actuators in which a top edge of the hub is projected outwards to form an upper lid having at least two protrusions in... Agent: Bacon & Thomas, PLLC

20090184590 - Stator of rotating electric machine: A stator of a rotating electric machine is obtained, in which material usage in a conductor connection section of a stator coil end and weight of the conductor connection section are reduced, so that vibration suppression is improved, in addition, thermal resistance between a loss occurrence portion and a cooled... Agent: Buchanan, Ingersoll & Rooney PC

20090184591 - Rotating electrical machine: A rotating electrical machine includes: a stator that including a stator core and a teeth section, with a stator coil wound at the teeth section; a rotor arranged via a clearance at an inner periphery side of the stator and supported in a freely rotating manner; and a distribution unit... Agent: Crowell & Moring LLP Intellectual Property Group

20090184592 - Rotating electric machine: A rotating electric machine is provided that includes a rotating portion including a rotating shaft, a housing enclosing at least a part of the rotating shaft, and a stator coil accommodated in the housing. A static coolant supply portion supplies coolant to the stator coil from the outside of the... Agent: Kenyon & Kenyon LLP

20090184593 - Rotor for vehicle alternator: A vehicle alternator is disclosed as having a rotor including magnetic pole pieces, each having claw-like magnetic pole fingers, a field coil wound on boss portions of the magnetic pole pieces, and cooling fans fixedly mounted on the magnetic pole pieces, respectively. Each cooling fan includes a central disc portion,... Agent: Oliff & Berridge, PLC

20090184594 - Flux screen for generators: A flux screen is provided for shielding a generator stator core from the magnetic field generated by end windings of the stator, wherein the flux screen comprises a frontside to be at least indirectly facing the end windings of the generator and a backside to be at least indirectly facing... Agent: Volpe And Koenig, P.C. Dept. Alstom

20090184608 - Motor for vehicle door lock: A motor of a door lock for a vehicle comprises: a motor housing; an end cap fixed to the motor housing; and a rotation detector. The motor housing accommodates an armature including a motor shaft and a commutator. A sensor magnet is fixed to the motor shaft and the rotation... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090184595 - System and method for magnetic levitation with tilted orientation: A system and method for magnetic levitation with a tilted orientation. In one embodiment, a magnetic levitation base together with a magnetic levitation affecting element that is located to the side of the levitation base support the magnetic levitation of a spinning magnetic top in a tilted orientation. The tilt... Agent: George Farber

20090184596 - Vibration motor: A vibration motor having mounting hardware with a width dimension able to be kept within a thickness of a motor case, that is, a vibration motor provided with a vibration motor body attaching an eccentric weight to a motor shaft sticking out from a bearing part of a motor case... Agent: Kratz, Quintos & Hanson, LLP

20090184597 - Fan motor, bldc motor, and rotor for the bldc motor: A BLDC motor is provided. The BLDC motor includes a stator having a plurality of teeth formed at an inside thereof, a plurality of coils, each of the plurality of coils being wound around a corresponding tooth of the stator, a rotor located at the inside of the stator, a... Agent: Birch Stewart Kolasch & Birch

20090184598 - Rotational angle detection device and method for permanent magnet dynamo-electric machine and electric power steering device: A rotational angle detection device for a permanent magnet dynamo-electric machine, including: a stator (10); a rotor (20); and a conductive circuit that includes first conductors (1a1, 1a2) extending in a direction parallel to a rotational axis of the rotor and being disposed in at least two places in a... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090184599 - Alternator for vehicle, vehicle equipped with alternator, method for manufacturing alternator for vehicle, and rotating electric machine for vehicle: An alternator for a vehicle includes: a stator that is configured by a concentrated winding system in that a stator coil for a single phase is wound on a single pole; and a rotor with 16 or more poles, that is disposed to face the stator so as to be... Agent: Crowell & Moring LLP Intellectual Property Group

20090184600 - Conductor bar for a rotating electrical machine: A conductor bar for a rotating electrical machine has an inner conductor with an essentially rectangular cross section sheathed in a straight section of the conductor bar by mica tape insulation.... Agent: Darby & Darby P.C.

20090184601 - Polyphase stator of a rotating electrical machine with claw-pole rotor and alternator or alternator starter comprising same: The invention concerns a polyphase stator (5) for a with rotating electrical machine claw-pole rotor comprising five or seven phases (132), a stator body having internally a plurality of notches delimited by teeth, each phase including at least one winding, each winding including coils with multiple turns, each coil enclosing... Agent: Berenato, White & Stavish, LLC

20090184602 - Permanent-magnet synchronous machine with suppression means for improving the torque ripple: The invention relates to a permanently excited synchronous machine (1) comprising a stator (2) provided with slots (5) and a rotor (3) provided with permanent magnets (9) which form a magnetic pole (10). The machine also comprises first suppression means in the form of a pole covering (x) which is... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090184603 - Drive circuit: A drive circuit includes a plurality of output drive terminals and a plurality of push-pull circuit stages. Each of the push-pull circuit stages includes a pair of complementary transistors having a common terminal connected to a respective output drive terminal. The drive circuit further includes a plurality of first transistors... Agent: Volentine & Whitt PLLC

20090184604 - Compact thermoacoustic array energy converter: A thermoacoustic array energy converter consists of heat driven thermoacoustic prime movers in parallel coupled by means of an acoustic cavity to a piezoelectric electrical generator whose output is rectified and fed to an energy storage element. The prime movers convert heat to sound in a resonator. The sound form... Agent: Morriss Obryant Compagni, P.C.

20090184605 - Cnt-based actuator, lens module using same and camera module using same: An exemplary CNT-based actuator includes a first electrode, a second electrode opposite to the first electrode, and a CNT layer sandwiched between the first electrode and the second electrode. The CNT layer includes two opposite surfaces in contact with the first and the second electrodes respectively, and a plurality of... Agent: PCe Industry, Inc. Att. Steven Reiss

20090184606 - Rolled electroactive polymers: The invention describes electroactive polymer devices in both rolled and unrolled configurations. The invention also describes employment of these devices in a wide array of applications and methods for their fabrication. An electroactive polymer device converts between electrical and mechanical energy; and, in one embodiment includes a rolled electroactive polymer... Agent: Beyer Law Group LLP

  
07/16/2009 > patent applications in patent subcategories. category listing

20090179505 - Polygonal electrical machine: The invention relates to a polygonal electric linear motor. In said motor, a primary part that is provided with transversal flux windings (16) comprises (4) a secondary part (8) with permanent magnets (44). The air gap faces (50, 51) or windings (16) have a polygonal shape.... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090179506 - Encapsulated stator assembly and process for preparation thereof: An encapsulated stator assembly comprising a stator core of laminated electromagnetic steel sheets and containing wire wound coils; an insulator covering the stator core positioned between the stator core and the wire wound coils; wherein an encapsulating polymer composition substantially encapsulates the stator core and the wire wound coils and... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20090179507 - Power tool: According to an aspect of the invention, there is provided a power tool including: a commutator motor including a rotor and a stator having a substantially cylindrical stator core; a fan provided to face one axial end of the stator core so as to be rotatable coaxially with the rotor;... Agent: Mattingly & Malur, P.C.

20090179508 - Soundproof shredder motor: The present invention discloses a soundproof shredder motor. The motor includes a soundproof mask which surrounds the contact between the rotor and carbon brush. The soundproof mask includes an inner mask and an outer mask formed with holes arranged in an alternating fashion. The disclosed motor soundproof mask encloses the... Agent: Stefan Kirchanski

20090179509 - Method for influencing the temparture of an electromechanical component and device for carring out the method: A method and a device for influencing the temperature of at least one electromechanical component situated in a motor vehicle, in which a transmission situated in the motor vehicle is cooled by a transmission oil flowing in a transmission cooling circuit. A cooling circuit branch is provided for influencing the... Agent: Kenyon & Kenyon LLP

20090179510 - Rotating electrical machine: A rotating electrical machine main body 40 includes a rotor 4 having a fan, a stator 1, and housings 2, 3. An inverter unit 30 includes a case 14 and a plurality of switching semiconductor devices 15. The rotating electrical machine main body 40 and the inverter unit 30 are... Agent: Crowell & Moring LLP Intellectual Property Group

20090179528 - Drive unit and image forming apparatus equipped with the same: A drive unit includes a motor being a drive source, a velocity reduction gear for reducing the revolution of the motor, an output shaft for connecting the velocity reduction gear to the rotation shaft of a photosensitive drum, and a velocity detection mechanism including an encoder and sensor members and... Agent: Fitch, Even, Tabin & Flannery

20090179529 - Resolver, motor, power steering apparatus and method of manufacturing the resolver: A resolver includes a stationary unit centered about a center axis, and a rotary unit disposed inside or outside the stationary unit to be rotatable around the center axis with respect to the stationary unit. The stationary unit includes teeth radially arranged around the center axis, and an insulator covering... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20090179530 - Stator winding having same radial positions: Disclosed is an improved stator for a dynamoelectric machine including a stator core which has a plurality of core slots extending axially from a first end of the stator core to a second end of the stator core. The stator also includes a stator winding having a plurality of phases.... Agent: Cantor Colburn, LLP

20090179511 - Stators having female connectors and methods for forming female connectors integral with the stator winding conductors: Stators having female connectors and methods for forming female connectors integral with the stator winding conductors, thereby avoiding the necessity of use of a separate female connector. A typical connector in accordance with the present invention has a first length of the wire adjacent an end of the wire striped... Agent: Blakely Sokoloff Taylor & Zafman LLP

20090179512 - Motor and it's manufacturing method: A motor may include a stator formed with a rotor arrangement hole, a rotor disposed in the rotor arrangement hole, and a plate-like member disposed on at least one end side in an axial direction of the stator. The plate-like member is joined with an end face of the stator... Agent: Cantor Colburn, LLP

20090179513 - Image forming apparatus: A motor assembly to minimize deformation of a vibration-proof member and to achieve stable motor mounting configuration, as well as an image forming apparatus employing the motor assembly, are disclosed. The motor assembly includes a motor, a fixing member to which the motor is fixed, a vibration-proof member provided between... Agent: Dla Piper LLP Us

20090179514 - Single-phase brushless motor: The single-phase brushless motor according to one aspect of the present invention includes a coil array having a plurality of magnetic coils 11-14; a magnet array having a plurality of permanent magnets 31-34; a magnetic sensor 40 for detecting relative position of the magnet array and the coil array; and... Agent: Harness, Dickey & Pierce, P.L.C

20090179515 - Stator winding for a slotless motor: A stator winding for a slotless motor is formed by winding a magnet wire 22 into a single layer coil 24. The coil 24 is deformed e.g., by pressing, to form a double layer web 26 which is rolled up end to end to form a cylindrical stator winding 20.... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090179516 - Cryogenic pumping systems, rotors, and methods for pumping cryogenic fluids: A cryogenic pumping system for pumping a cryogenic fluid generally includes a rotor having a plurality of slots. The rotor includes at least one endring defining a plurality of openings. Each opening is aligned with a different one of the slots. A plurality of rotor bars are each positioned within... Agent: Harness, Dickey, & Pierce, P.l.c

20090179517 - Electric motor: An electric motor design for hub motors comprises a stator assembly, having an axle, a stator plate sector holder, fixed on the axle, at least one stator sector assembly, mounted on the stator plate holder, and electric coils, would around the plates of the stator plate assembly; and a rotor... Agent: Pro-techtor International Services

20090179518 - Permanent magnet rotating electric machine and electric car using the same: A permanent magnet rotating electric machine comprises a stator having stator windings wound round a stator iron core and a permanent magnet rotor having a plurality of inserted permanent magnets in which the polarity is alternately arranged in the peripheral direction in the rotor iron core. The rotor iron core... Agent: Crowell & Moring LLP Intellectual Property Group

20090179519 - commutator: A commutator 10 comprises an electrically non-conductive base 12; and a plurality of electrically conducting segments 16 supported by the base 12. Each segment 16 comprising a first electrically conductive inner layer 18 provided on the base 12, and a second electrically conductive outer layer 20 fixed to the inner... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090179520 - Electromechanical transducer: The function of the key element of the SMA, is based on a mutual alternating slipping of two systems of filaments. Its contraction is caused by the attractive effect of van der Waal's forces between the functional particles among the filaments. The relaxation is attained through the repulsive effect of... Agent: Buchanan, Ingersoll & Rooney PC

20090179521 - Boundary acoustic wave device and method for manufacturing the same: A boundary acoustic wave device includes a piezoelectric substance, a dielectric substance laminated on the piezoelectric substance, and an electrode film disposed at a boundary between the piezoelectric substance and a dielectric substance, the device utilizing a boundary acoustic wave propagating along the boundary, wherein the electrode film is any... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20090179522 - Apparatus for use with an acoustic drum to produce electrical signals while muting the sound of the acoustic drum: An apparatus for use with an acoustic drum to produce electrical signals while muting the sound of the acoustic drum. In one embodiment, the apparatus has a base layer of material having a first side for contacting a drum head and an opposite second side, a layer of vibration-isolating material... Agent: Law Offices Of Raymond A. Nuzzo, LLC

20090179523 - Self-activated nanoscale piezoelectric motion sensor: A strain sensor for measuring strain in a surface of an object includes an insulating flexible substrate, a first conductive contact, a second conductive contact and a piezoelectric nanowire. The insulating flexible substrate is coupled to the object. The first conductive contact and the second conductive contact are mounted on... Agent: Bryan W. Bockhop, Esq. Bockhop & Associates, LLC

20090179524 - Crystal devices and methods for manufacturing same: Crystal devices are disclosed that include a crystal frame having a crystal vibrating piece and an outer frame. The crystal vibrating piece includes excitation electrodes, and the outer frame supports the crystal vibrating piece. Each device has a base including connection electrodes on a first surface thereof and respective external... Agent: Klarquist Sparkman, LLP

20090179525 - Piezoelectric crystal elements of shear mode and process for the preparation thereof: Piezoelectric crystal elements are provided having preferred cut directions that optimize the shear mode piezoelectric properties. In the discovered cut directions, the crystal elements have super-high piezoelectric performance with d15, d24 and d36 shear modes at room temperature. The d15 shear mode crystal gives a maximum d value and is... Agent: Lackenbach Siegel, LLP

20090179526 - Monolithic bending element: A method for producing a component as monolithic multilayer element or multilayer bending element, comprising at least two layer stacks each having 1-400 layers of piezoelectrically active material which are separated by at least one layer stack comprising 0-100 layers of piezoelectrically inactive material, wherein the inner electrodes of the... Agent: Fulbright & Jaworski, LLP

20090179527 - Contacting multilayer piezo actuators or sensors: A device, especially a piezo stack (2) has a plurality of stacked actuator or sensor layers with electrodes (5) or piezo stack (2) contacts. A flexible lead frame (1) is electrically connected to the electrodes (5).... Agent: Baker Botts L.L.P. Patent Department

  
07/09/2009 > patent applications in patent subcategories. category listing

20090174266 - Electrical machine with a damping winding: The aim of the invention is to reduce resonant overvoltages in electric motors. To achieve this, in an electric motor for an n-phase, symmetrical, electrical system comprising n working windings (Au, Av, Aw), which are assigned to the n phases (U, V, W) and are used to generate corresponding magnetic... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090174267 - Electromotor or generator: The invention refers to an electromotor for conveying gas and/or liquid media. The invention refers also to a generator. The electromotor or the generator has a rotor with a rotor magnet. The rotor is surrounded by a stator. The stator has at least one stator groove limited by a stator... Agent: Jacobson Holman PLLC

20090174294 - Deflector for an electromagnetic retarder and electromagnetic retarder including one such deflector: A deflector for an electromagnetic retarder including a rotary shaft with a fan for circulating a cooling gas to the induction coils which are intended, upon command, to generate Foucault currents in a stator surrounding the rotary shaft and the induction coils. The inventive deflector (1) includes a body (2)... Agent: Berenato, White & Stavish, LLC

20090174295 - Generating apparatus using magnetic induction to generate electrical energy to provide illuminating function: A generating apparatus includes an induction unit secured on a fixed mandrel of a bicycle, and a magnetic unit secured on a rotation member of the bicycle. Thus, when the magnetic unit is rotatable relative to the induction unit, the magnets of the magnetic unit are movable relative to the... Agent: Kamrath & Associates P.A.

20090174268 - Holding/releasing/resetting mechanism: A mechanism includes a movable member and a reluctance motor having an armature, a coil and two pole pieces, the armature being operably coupled to the movable member. The mechanism also has a first condition in which the reluctance motor is powered and the moveable member engages the pole pieces... Agent: Carlson, Gaskey & Olds, P.C.

20090174269 - Bearing device for main electric motor for vehicle: Oil is supplied to bearing 1 and returned to oil storage chamber 6a via chamber 2a and pipe 2b. First oil return chamber 8 and second oil return chamber 7 communicate via a hole, and second oil return chamber 7 communicates with oil supply chamber 6 via oil return hole... Agent: Lucas & Mercanti, LLP

20090174270 - Device for safeguarding an uninterruptible power supply of a magnet bearing in the event of failure of an electrical supply voltage: The invention relates to a device for safeguarding uninterrupted power supply of a magnetic bearing (5) in the event of a power supply voltage (U) failure. Said device comprises: a first frequency converter (2) which is supplied with power by the supply voltage (U) and controls a motor (3), and... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090174271 - Combined generator with built-in eddy-current magnetic resistance: A combined generator with built-in eddy-current magnetic resistance including a rotor and a stator iron core with generating coils winding therearound. The rotor consists of an outward turning type inertia flywheel and permanent magnets. A self-generated supply is achieved when the flywheel is driven by a fitness apparatus or a... Agent: Rosenberg, Klein & Lee

20090174272 - Motor and disk drive using the same: A thrust yoke is fixed into a second recessed portion of a base with adhesive. The second recessed portion has a first surface to be in contact with the bottom surface of the thrust yoke, and a second surface axially opposing the bottom surface of the thrust yoke with a... Agent: Volentine & Whitt PLLC

20090174274 - Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine: A magnetic gap is provided between a permanent magnet of a rotor and an auxiliary magnet pole portion which is arranged adjacent to the permanent magnet in a peripheral direction. A gradual change in a magnetic flux density distribution of a surface of the rotor is obtained and a cogging... Agent: Crowell & Moring LLP Intellectual Property Group

20090174273 - Production method of rotor and rotor: The present invention has an object to propose a method of producing a rotor, capable of reliably fixing a magnet to a rotor core with resin and preventing breakage of the rotor core. The present invention includes a step of fixing a permanent magnet to a rotor core by injecting... Agent: Kenyon & Kenyon LLP

20090174275 - Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine: A magnetic gap is provided between a permanent magnet of a rotor and an auxiliary magnet pole portion which is arranged adjacent to the permanent magnet in a peripheral direction. A gradual change in a magnetic flux density distribution of a surface of the rotor is obtained and a cogging... Agent: Crowell & Moring LLP Intellectual Property Group

20090174276 - Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine: A magnetic gap is provided between a permanent magnet of a rotor and an auxiliary magnet pole portion which is arranged adjacent to the permanent magnet in a peripheral direction. A gradual change in a magnetic flux density distribution of a surface of the rotor is obtained and a cogging... Agent: Crowell & Moring LLP Intellectual Property Group

20090174277 - Generator and magnetic flux conducting unit: The invention relates to a generator, to a magnetic flux conducting unit for a generator, and to a power generation machine comprising such a generator. In an embodiment of the invention, a generator is disclosed which comprises at least one coil assembly and at least one magnetic flux conducting unit.... Agent: Pepper Hamilton LLP

20090174278 - Stator bar components with high thermal conductivity: A stator bar. The stator bar may include a number of conductors and an insulation layer positioned about the conductors. The insulation layer includes a ceramic component.... Agent: Sutherland Asbill & Brennan LLP

20090174279 - Stator bar components with high thermal conductivity resins, varnishes, and putties: A stator bar. The stator bar may include a conductor, a layer of insulation positioned about the conductor, and a high thermal conductivity varnish to bond the layer of insulation to the conductor.... Agent: Sutherland Asbill & Brennan LLP

20090174280 - Polyphase electric motor especially for driving pumps or ventilators: A polyphase motor, for example for applications for driving pumps or ventilators in the automobile industry, including a stator part excited by electric coils and a rotor exhibiting N pairs of poles that are magnetized radially in alternate senses, the stator part exhibiting wide teeth and narrow teeth extending radially... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090174281 - Electret power generator: An electret power generator having two output electrodes on a stator and a rotor positioned above the output electrodes with charged electret material between the electrodes and the rotor. Power is generated when the rotor moves laterally above the electrodes. The electret material is preferably parylene HT .... Agent: Steinfl & Bruno

20090174283 - Field emission electricity generating apparatus: The electricity generating apparatus comprises an electron supplier 20 possessing free electrons, an electron emitting port 30 provided electrically conductive with the electron supplier 20, an electron drawing electrode 40 provided opposite to the electron emitting port 30 via an electrical insulation space F for applying an electrical field to... Agent: Bacon & Thomas, PLLC

20090174282 - Linear acceleration electricity generating apparatus: The linear acceleration electricity generating apparatus comprises an electron supplier 20 possessing free electrons, an electron emitter 30 provided on the electron supplier 20 in an electrically conductive state, one or a plurality of electron accelerating electrodes 40 for linearly accelerating electrons e within the electron emitter 30 in the... Agent: Bacon & Thomas, PLLC

20090174284 - Boundary acoustic wave device: e

20090174285 - Boundary acoustic wave device:

20090174286 - Methods for adjusting frequency of piezoelectric vibrating pieces, piezoelectric devices, and tuning-fork type piezoelectric oscillators: A piezoelectric frame includes a tuning-fork type piezoelectric vibrating piece having excitation electrodes on each of at least two vibrating arms extending in a first direction from one end of a base portion thereof. Respective supporting arms extend in a first direction from respective external edges of the vibrating arms.... Agent: Klarquist Sparkman, LLP

20090174287 - Device for fixing a first equipment item to a second equipment item, with active micropositioning: A device (D) is dedicated to fixing a first piece of equipment (E1) relative to a second piece of equipment (E2). The device has (i) a structure having a rigid central body (CC) prolonged by two approximately identical terminal bodies (CT1, CT2) each having a neck defining a flexible intermediate... Agent: Lowe Hauptman & Berner, LLP

20090174288 - Electroacoustic transducer: An electroacoustic transducer, particularly for underwater use, having a ceramic body (10) and a pair of electrodes, whose flat electrodes (11, 12) are arranged on mutually averted end faces (101, 102) of the ceramic body (10). At least one electrode (11) is structured in order to effectively suppress the side-lobes... Agent: Fitch, Even, Tabin & Flannery

20090174289 - Magnetic impulse energy harvesting device and method: An example embodiment of an energy harvesting device (20) comprising a piezoelectric element (30) provides two degrees of vibration freedom for the piezoelectric element and magnetic soft impact, thereby enhancing power output of the piezoelectric element. The example embodiment of an energy harvesting device (20) comprises a frame (22); a... Agent: Nixon & Vanderhye, PC

20090174290 - Gas pressurized encapsulation for an actuator: A piezoelectric actuator for use in a diesel engine. The actuator comprises a piezoelectric element which is encapsulated such that a layer of gas at a pressure above atmospheric pressure surrounds the piezoelectric element. The presence of the gas within the encapsulation around the element avoids the need to passivate... Agent: Delphi Technologies, Inc.

20090174291 - Package for electronic component and piezoelectric resonator: A package for electronic component includes: a rectangular package body, a lid hermetically sealing the package body, an electrode pad provided in the package body, a mounting terminal provided at least near four corners of a bottom surface of the package body and having a bump on a mounting surface,... Agent: Oliff & Berridge, PLC

20090174292 - Vibrating gyrosensor: A vibrating gyrosensor includes a support substrate on which a wiring pattern having lands is formed. A vibrating element is mounted on a surface of the support substrate. The vibrating element includes a base part having a mounting surface on which a number of terminals connectable to the lands is... Agent: Sonnenschein Nath & Rosenthal LLP

20090174293 - High-performance electroactive polymer transducers: Electroactive polymer constructions that convert electrical energy to mechanical energy and vice versa are disclosed. The subject transducers (actuators, generators, sensors or combinations thereof) share the requirement of a frame or fixture element used in preloading elastomeric film electrodes and dielectric polymer in a desired configuration. The structures are either... Agent: Levine Bagade Han LLP

  
07/02/2009 > patent applications in patent subcategories. category listing

20090167101 - Over-mold stator assembly and process for preparation thereof: A stator assembly and a method for making a stator assembly wherein the stator assembly is over-molded with thermally conductive and electrically insulating polymer composition. The stator core of the stator assembly is coated with adhesive component to provide higher heat transfer at the interface of stator core and over-molded... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20090167119 - Switched reluctance motor: A plurality of concavities and convexities is provided on tips of all rotor teeth 24 of the SR motor 5. Depths of the concave portions α are deep on an edge side where a stator tooth 23 and rotor tooth 24 first approach and are shallow as a facing area... Agent: Nixon & Vanderhye, PC

20090167120 - Cooling fan built into rotor: A cooling fan includes a fan ring to be attached to an end surface of a rotor core near the outer circumference thereof, and a plurality of fins connected to the fan ring. The fan ring has positioning leg portions provided on an end surface thereof facing a thrust direction.... Agent: Mcglew And Tuttle, P.C.

20090167121 - Positioning mechanism of resolver and electrically -driven power steering apparatus: In the power steering apparatus, of the present invention, bobbins and a bus ring holder are coupled and fixed to a stator so as to be positioned at constant circumferential positions with respect to the stator, and a resolver stator is held by a groove portion of a bus ring... Agent: Orum & Roth LLC

20090167122 - Rectifier and electric machine comprising said type of device: The invention relates to a rectifier unit comprising one plus cooling body (27) which supports at least one plus-diode (32), and one minus cooling body (28) which supports at least one minus diode (31). A spacer (29), which is made of an insulating material (70), electrically separates the plus cooling... Agent: Michael J. Striker

20090167102 - Starter motor: In a starter motor equipped with a shock absorbing device, a disk spring is placed between a bottom part of a cylindrical casing and one side of a disk stack structure composed of rotatable disks and fixed disks which are alternately stacked. Caulking parts formed at an opening end of... Agent: Oliff & Berridge, PLC

20090167103 - Permanent magnet assembly and method of manufacturing same: A permanent magnet rotor assembly includes a rotor and a plurality of permanent magnet pole assemblies positioned against the rotor. Each of the permanent magnet pole assemblies includes a magnetic block and an encapsulating member that completely encapsulates the magnetic block.... Agent: Patrick W. Rasche (22402) Armstrong Teasdale LLP

20090167104 - Stackable brushless dc motor: The stackable brushless DC motor comprises one or more stackable motor sections disposed within a housing for use in cars or other vehicles. Each stackable motor section comprises a permanent magnetic rotor and electromagnetic stator. The permanent magnetic rotor comprises a plurality of permanent magnets. The electromagnetic stator comprises a... Agent: Litman Law Offices, Ltd.

20090167105 - Electrical drive unit: The present invention relates to an electrical drive unit with an electric motor and a transmission, wherein the motor has a rotor shaft (6), to which a rotor (10) and a commutator (11) are fitted in a manner fixed against rotation, wherein a commutator sliding contact (23) is provided in... Agent: Michael Best & Friedrich LLP

20090167106 - Inductor motor and manufacturing method of inductor motor: An inductor motor includes a stator block, a substantially cylindrical excitation coil, and a rotor including two substantially columnar magnet rotors coaxially arranged, and the magnet rotors are individually inserted inside two stator blocks coaxially arranged. The stator is formed of a substantially flat plate-shaped preformed member of a magnetic... Agent: Oliff & Berridge, PLC

20090167107 - Micro-electro-mechanical transducer having embedded springs: A micro-electro-mechanical transducer (such as a cMUT) is disclosed. The transducer has a base having a lower portion and an upper portion; a top plate disposed above the upper portion of the base forming a gap therebetween; and a spring-like structure disposed between the top plate and the lower portion... Agent: Lee & Hayes, PLLC

20090167108 - Actuation device having shape memory alloy component: The present invention provides an actuation device having a shape memory alloy component that comprises: a base having a bottom portion, at least one first magnetic component disposed under said bottom portion of base, a carrier having a top portion, at least one second magnetic component which is disposed on... Agent: Bacon & Thomas, PLLC

20090167109 - Piezoelectric pump, cooling device, and electronic apparatus: Disclosed is a piezoelectric pump. The piezoelectric pump includes a pump body, a drive unit, a detection section, and a control unit. The pump body includes a hole for introducing a fluid from outside thereinto and jetting the fluid from inside, a wall portion disposed so as to face the... Agent: Sonnenschein Nath & Rosenthal LLP

20090167110 - Broad band energy harvesting system and related methods: A broad band energy harvesting system to harvest energy from a structure and associated methods are provided. The system includes a structure carrying a plurality of environmentally produced vibration frequencies extending over a frequency range and an energy harvesting apparatus positioned in vibration receiving communication with the structure to harvest... Agent: Bracewell & Giuliani LLP

20090167112 - 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, reinforcing members which are provided at the antinodes of the flexural vibration... Agent: Scully Scott Murphy & Presser, PC

20090167111 - Vibration-type actuator: A vibration-type actuator having a vibrating body adapted to be deformed for driving and mounted with a contact member having a spring function. The contact member is comprised of a protruding portion adapted to be in contact with a driven body and fixing portions fixed to the vibrating body, and... Agent: Rossi, Kimms & Mcdowell LLP.

20090167113 - Positioner device: A positioner (2) for moving a sample platform (6) relative to a base (4) is described. The positioner is driven by a piezoelectric arranged to expand and contract along a drive axis, the piezoelectric element has an input end coupled to the base and an output end coupled to first... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090167114 - Forced vibration piezo generator and piezo actuator: Piezoelectric elements for power generation and/or actuation are described. An aspect is directed to generators utilizing piezoelectric elements for electrical power generation. Such a generator can use one or more arrays of piezoelectric cantilevers for electrical power generation in conjunction with modulated air pressure used for exciting the cantilevers. The... Agent: Mcdermott Will & Emery LLP

20090167115 - Magnetostrictive / piezo remote power generation, battery and method: A power generation device generates power by subjecting a composite of magnetostrictive material and piezo material to a magnetic field. The composite of magnetostrictive material and piezo material may be incorporated in a battery or other storage device.... Agent: Emch, Schaffer, Schaub & Porcello Co

20090167116 - Metal base for crystal unit and crystal unit using the same: The metal base for a crystal unit includes: a base body in which at least a pair of through-holes are formed; a pair of leads provided with a supporter for supporting a crystal blank at the head thereof; and glass charged into the respective through-holes to electrically insulate the leads... Agent: Knobbe Martens Olson & Bear LLP

20090167117 - Quartz crystal resonator element, quartz crystal device, and method for producing quartz crystal resonator element: A quartz crystal resonator element includes an AT-cut quartz crystal substrate, the substrate having edges parallel to each of a Z″ axis obtained by rotating a Z′ axis in a range of −120° to +60° about a Y axis and an X′ axis perpendicular to the Z″ axis when an... Agent: Oliff & Berridge, PLC

20090167118 - Piezoelectric vibrating pieces, piezoelectric devices, and methods for manufacturing same: Piezoelectric vibrating pieces are disclosed made of a piezoelectric material to be mounted in a package. A representative piece includes a base formed of a piezoelectric material, having first and second ends, extending between the ends in a length direction, and having a designated width. The piece includes at least... Agent: Klarquist Sparkman, LLP

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