|Electrical generator or motor structure patents - Monitor Patents|
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Electrical generator or motor structure December patent applications/inventions, industry category 12/09Below 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. 12/31/2009 > patent applications in patent subcategories.
20090322162 - Linear motor with force ripple compensation: The invention relates to a primary part (2) for an electrical machine (1), with the primary part (2) being formed at least from a laminated core (3) and having at least one element (11) for reduction of the force ripple adjacent to one or both of its respective end faces... Agent: Henry M Feiereisen, LLC Henry M Feiereisen
20090322163 - Green piston engine: This invention relates to the field of engines. More particularly, the present invention relates to devices and methods used in the field of energy generation. Embodiments of the present invention provide environmentally friendly piston engines and/or the capability of retrofitting existing combustion engines to provide engines that run using no... Agent: Latimer & MayberryIPLaw, LLP
20090322164 - Vibrating method for generating direct current electricity: The present invention utilizes a contact vibrating technique to generate Direct Current electricity from a battery and coils. The present invention utilizes BEMF (Back Electro Motive Force) to recharge the battery that runs the device. No external charge is ever required to maintain the battery. The present invention utilizes three... Agent: Gary Dennis Porter
20090322188 - Small-sized motor: The present invention is used with a stopper mechanism for mechanically stopping the rotation of a motor. A pair of brushes is disposed such that a line which passes through the center of a rotor and connects the centers of the paired brushes is offset by a predetermined angle from... Agent: Mcglew & Tuttle, PC
20090322165 - High-efficiency wheel-motor utilizing molded magnetic flux channels with transverse-flux stator: A motor including an outside rotor having a rotor disc with plural magnets alternating polarities flush mounted in the disc, an inside stator assembly with a ring of pole pieces forming a channel to house a transversely wound stator windings, and a controller coupled with feedback electronics for monitoring a... Agent: Law Offices Of Brian S Steinberger
20090322166 - Power tool including hybrid electric motor design: An electric motor for use with a power tool includes a motor housing having a first end and an open second end, a first bearing coupled to the first end of the motor housing, a plurality of magnets coupled to the motor housing, and an armature having a first end... Agent: Michael, Best & Friedrich LLP
20090322167 - Electric rotating machine with means for feeding cooling liquid to its stator winding: The electric rotating machine includes a rotor, a stator having a stator core and a stator winding wound on the stator core, and a cooling liquid feeding function of applying cooling liquid to the coil end of the stator winding. The stator winding constituted by coils wound along the circumferential... Agent: Nixon & Vanderhye, PC
20090322189 - System for collecting stray energy: A converter system for generating electrical signal from an optical signal utilizes a collector for collecting an energy source as an optical signal. The collected optical signal is transmitted to a receiver which is associated with a converter for converting the optical signal to an electric signal. In one embodiment... Agent: Robert C. Curfiss
20090322168 - Stator of a turbo generator: A stator of a turbo generator for the generation of electrical energy is provided with: a cylindrical core, which extends along a longitudinal axis and presents a plurality of axial cavities and two opposite headers; connection terminals of the turbo generator; a plurality of electrical windings, which are split into... Agent: Ohlandt, Greeley, Ruggiero & Perle, LLP
20090322169 - Cooling tower sealant containment gasket: A sealant containment gasket is provided for use on an electric motor to be used in a moist environment. The inventive gasket includes a first upright wall that covers a power-supply opening in the motor with a wiring passageway and further includes a second upright wall, at least a portion... Agent: Hovey Williams LLP
20090322171 - Motor bearing preload mechanism: A motor bearing preload mechanism is a modulized object composed of a screw, a resilient pad and a connecting pad to be fixed in a motor housing of a motor so as to apply a pre-pressure to a motor shaft of the motor.... Agent: Charles E. Baxley, Esquire
20090322170 - Rolling bearing, spindle support structure of main motor for railway vehicle, and bearing structure: A cylindrical roller bearing 41 comprises an inner ring 42, an outer ring 43 having the same axial width as the inner ring 42 and having an insulation layer 43a formed on an outer diameter surface and both end faces thereof, cylindrical rollers 44 arranged between the inner ring 42... Agent: Clark & Brody
20090322172 - Hybrid three-pole active magnetic bearing and method for embodying linear model thereof: Disclosed are a hybrid three-pole active magnetic bearing and a method for embodying a linear model thereof. The hybrid three-pole active magnetic bearing comprises: a stator including a main-magnetic pole in which three magnetic poles are arranged in a fan-shape at an interval of 120 degrees and the three magnetic... Agent: GlobalIPCounselors, LLP
20090322173 - Electromagnetic machine with magnetic gap channels: An electromagnetic machine has a moving component, a stationary component, and a support component coupling the moving and stationary components in physical and electromagnetic proximity. The stationary component is a wound coil of insulated, electrically conductive tape defining a side face which has a plurality of spaced apart channels in... Agent: Patent Law & Venture Group
20090322174 - Permanent-magnet synchronous machine with reduced torque ripple: In a three-phase permanent-magnet synchronous machine, a pole gap and a skew of permanent magnets on the rotor are designed such that oscillating torques which are caused by the fifth and seventh harmonics of the stator field and of the rotor field are mutually reduced. In particular, the skew can... Agent: Henry M Feiereisen, LLC Henry M Feiereisen
20090322175 - Permanent-magnet type electric rotating machine and permanent-magnet type electric rotating machine system for automobile or train: A rotor is deployed such that the rotor becomes coaxially rotatable with a stator. A shaft is fixed onto the axis of a rotor iron-core. 1-pole constituting magnet slots are deployed into V-character pattern along an outer circumference portion of the rotor iron-core. Permanent magnets are embedded into the magnet... Agent: Mattingly & Malur, P.C.
20090322176 - Synchronous motor with rotor having suitably-arranged field coil, permanent magnets, and salient-pole structure: A rotor of a synchronous motor includes a rotating shaft, a plurality of segments, a plurality of permanent magnets, and a field coil. The segments are located radially outward of the rotating shaft and arranged in the circumferential direction of the rotating shaft at a predetermined pitch with spaces formed... Agent: Oliff & Berridge, PLC
20090322178 - Coil wire for coil assembly for rotary electrical machine: Each of the coil wires has a predetermined length, a plurality of straight portions and a plurality of turn portions, the straight portions linearly-extend in parallel in a first direction substantially perpendicular to the overall length direction of the coil wires, the turn portions connect two of the straight portions... Agent: Nixon & Vanderhye, PC
20090322177 - Electromagnetic actuator: An electromagnetic actuator for generating rotary motion, the actuator comprising an armature assembly and a stator assembly, the armature assembly having a plurality of magnets arranged in a ring shape, and a stator assembly comprising an electromagnet and at least on currently carrying conductor preferably arranged in a coiled configuration... Agent: Koppel, Patrick, Heybl & Dawson
20090322180 - Rotary electric motor: A rotary electric motor includes a cylindrical rotor having an outer peripheral side, a stator provided to surround the outer peripheral side of the rotor with a gap between the stator and the rotor, and a load side bracket having a recess and provided on a load side of the... Agent: Ditthavong Mori & Steiner, P.C.
20090322179 - Stator for an electrical machine: The invention describes a stator for an electrical machine, in particular a universal motor, comprising a stator core (20) with a stator yoke (22) and at least two pole shoes (21), which are arranged radially on the stator yoke (22), and a stator winding (30) with at least two coil... Agent: Michael J. Striker
20090322181 - Ultrasonic transducer and method of manufacturing the same: A technique for a capacitive micromachined ultrasonic transducer (CMUT) for achieving high transmitted sound pressure and high receiver sensitivity is provided. An opening portion (7a) having a diameter of, for example, about 10 μm is provided at a center portion of a top electrode (7). The opening portion (7a) is... Agent: Miles & Stockbridge PC
20090322182 - Electromechanical actuators: Apparatus including layer of polarizable material located between first and second electrodes. Polarizable material has block copolymeric composition including elastomeric domain blocks and conductive domain blocks. Method that includes providing layer of polarizable material having block copolymeric composition including elastomeric domain blocks and conductive domain blocks, first and second electrodes... Agent: Jay M. Brown
20090322183 - Inertial sensor and inertial detecting device: An inertial sensor includes a first beam, a first proof mass section and a first upper surface stopper section. The first beam extends in a first direction in a plane parallel to a major surface of a substrate and is held with a spacing from the major surface of the... Agent: Turocy & Watson, LLP
20090322184 - Energy harvesting using frequency rectification: An energy harvesting apparatus includes an inverse frequency rectifier structured to receive mechanical energy at a first frequency, and a solid state electromechanical transducer coupled to the inverse frequency rectifier t receive a force provided by the inverse frequency rectifier. The force, when provided by the inverse frequency rectifier, causes... Agent: Venable LLP
20090322185 - Piezoelectric resonant power generator: A method for generating power in a wellbore includes moving an actuator; inducing an oscillating stress on a piezoelectric component with the actuator; and generating a voltage with the piezoelectric component in response to the induced stress on the piezoelectric component.... Agent: Cantor Colburn, LLP
20090322186 - Thin film piezoelectric resonator and method for manufacturing the same: A thin film piezoelectric resonator suppresses deterioration of impedance at antiresonant frequency and has a high Q value. The thin film piezoelectric resonator is provided with a semiconductor substrate (8); an insulating layer (6) formed on the semiconductor substrate (8) in contact with the surface of the semiconductor substrate; and... Agent: Frommer Lawrence & Haug
20090322187 - Piezoelectric actuators: Microelectromechanical systems with structures having piezoelectric actuators are described. The structures each have a body that supports piezoelectric islands. The piezoelectric islands have a first surface and a second opposite surface. The piezoelectric islands can be formed, in part, by forming cuts into a thick layer of piezoelectric material, attaching... Agent: Fish & Richardson P.C.12/24/2009 > patent applications in patent subcategories.
20090315413 - Motor apparatus, manufacturing method, exposure apparatus, and device fabrication method: The present invention provides a motor apparatus which includes a movable portion including a coil and a tooth-like salient pole, and a platen opposed to the movable portion, and moves the movable portion and the platen relative to each other by using a magnetic field generated by supplying a current... Agent: Fitzpatrick Cella Harper & Scinto
20090315414 - Canned linear motor armature and canned linear motor: A canned linear motor armature includes an armature winding, a picture-frame-shaped casing, a flat can, and a plurality of refrigerant flow channels. The armature winding includes a coil. The picture-frame-shaped casing has an opening and encloses the armature winding. The flat can has a plate surface to close and seal... Agent: Ditthavong Mori & Steiner, P.C.
20090315415 - Electric motor cooling rings: An electric spa motor includes a ring circling the motor and in direct contact with the motor case. The ring carries a flow of water to cool the motor and to provide heat to the flow of water to supplement a spa heater. The ring includes a passage through the... Agent: Averill & Varn
20090315416 - Motor with heat dissipation arrangement: The motor with heat dissipation device includes a motor body, a housing covering the motor body, a cooling water tank and a pump. The housing is provided with a water outlet and a water inlet, which connect with the cooling water tank. The pump is arranged between the water inlet... Agent: David Shung
20090315433 - Kit servomotor: A kit servomotor consists of an electromotor and a rotary encoder. The electromotor has a motor stator (3, 8) and a rotor (1), which is positioned in unsupported fashion in the motor stator. The motor stator (3, 8) and the rotor (1) can be installed on the output end. The... Agent: The Nath Law Group
20090315419 - Conductor wire connecting method, and connecting terminal, stator, and rotary electric machine: After melted enamel coating is discharged from the crimping connectors, electrical wire-to-wire connection, that is, the fusion process, is carried out inside the crimping connector. In this conductor connection method based on the fusion process, plural the above enamel-coated conductor wires are inserted in the above crimping connector prior to... Agent: Crowell & Moring LLP Intellectual Property Group
20090315418 - Electric wire holding structure for electric compressor and electric wire holding method for electric compressor: A structure and method for holding an electric wire connected to the inside of an electric compressor incorporating a motor. The structure has a holding member for holding an electric wire present between a connection terminal section for connection to the outside and a built-in electric device. The structure and... Agent: Baker Botts LLP C/o Intellectual Property Department
20090315417 - Sealed terminal device for electric compressor: A sealed terminal device for a motor-driven compressor has an electrically insulating terminal holder (12) to be attached to the housing wall (2a) of the motor-driven compressor, a plurality of sealed terminals (18) held in the terminal holder (12), for penetrating the housing wall (2a) with play to the housing... Agent: Cohen, Pontani, Lieberman & Pavane LLP
20090315420 - Electric drive: An electric drive, in particular a wiper drive for vehicles, is proposed, with an electric driving motor in a motor housing (50), a brush holder (10) projecting into the motor housing (50), an anti-interference module (18) which is connected electrically and mechanically to the brush holder (10) and is intended... Agent: Michael Best & Friedrich LLP
20090315421 - Hybrid magentic bearing: In a hybrid magnetic bearing, the electromagnet has a core wound with a control coil and has a main pole and a commutating pole with a commutating pole permanent magnet provided approximately parallel to each other at predetermined intervals in a protruding condition radially or axially to the rotor. In... Agent: Schwegman, Lundberg & Woessner, P.A.
20090315423 - Motor: A motor including: a rotatably supported shaft; and a rotor section press-fitted and fixed coaxially to the shaft, wherein the rotor section is provided with: a rotor yoke; a housing hole formed on an end surface of the rotor yoke along the axial direction of the shaft; a permanent magnet... Agent: Lahive & Cockfield, LLP Floor 30, Suite 3000
20090315422 - Rotor of permanent magnet motor: A rotor of permanent magnet motor is disclosed. The rotor includes a fixing seat having a central hole, a shaft penetrating the central hole for driving an external device by magnetic induction, a plurality of magnets annularly disposed on a cylindrical peripheral of the fixing seat, and a plurality of... Agent: David Shung
20090315424 - Permanent magnet synchronous machine with shell magnets: A permanent-magnet synchronous machine includes a stator that has slots and a rotor that has permanent magnets which form magnet poles. The permanent magnets are shell magnets having two curved surfaces. Each shell magnet covers a predetermined part of a magnet pole. The external radius of the shell magnets is... Agent: Henry M Feiereisen, LLC Henry M Feiereisen
20090315425 - Superconducting coil support structures: Support structures (100) for attaching superconducting conductors (106) to a rotor (50) of an electrical machine (10). The support structures (100) are mechanically configured to transfer loads exerted on the superconducting conductors (106) during both normal and transient operation of the rotor (50). The mechanical configuration and material of the... Agent: Siemens Corporation Intellectual Property Department
20090315426 - Direct-current motor armature, direct-current motor, and method for winding coil around armature of direct-current motor: In a direct-current motor armature 3 corresponding to an 8-pole-10-slot-20-segment or 12-pole-15-slot-30-segment, a connection wire 25 for short-circuiting segments 14 having the same degree of electric potential is provided to a commutator, a coil 12 is connected electrically to the segments 14 having a potential difference that is equal to... Agent: Kenyon & Kenyon LLP
20090315427 - Slotless motor: A stator coil of a slotless motor is disclosed in which the stator coil is formed in such a manner that respective both distal ends of two unit coil bodies, each unit coil body arranged to face each other, are respectively coupled to form a plurality of circular coil bodies,... Agent: Royal W. Craig Esq. Ober/kaler
20090315428 - Lamination of stator of three-phase motor for increasing winding space: A lamination of a stator of a three-phase motor has a core ring and multiple winding frames. Each winding frame has a body and two wings. The body is implemented for winding wires thereon, is elongated and defines two side edges and an outer end. The wings oppositely protrude transversely... Agent: Hershkovitz & Associates, LLC
20090315429 - Rotating electrical machine: The present invention provides a rotating electrical machine including a rotor core that does not produce narrow areas in rotor slots even if circumferential ends of fan-shaped segment cores are displaced radially outwardly and circumferentially during operation. In the present invention, slots near circumferential ends of the fan-shaped segment cores... Agent: Mattingly & Malur, P.C.
20090315430 - Piezoelectric component and manufacturing method thereof: An object of the invention is to miniaturize a piezoelectric component and reduce the manufacturing cost thereof. Therefore the invention comprises: a piezoelectric element composed of a piezoelectric substrate, comb-shaped electrodes formed on a principal surface of the piezoelectric substrate, and wiring electrodes having element wiring disposed adjacent to the... Agent: Edwards Angell Palmer & Dodge LLP
20090315431 - Electrical generators for low-frequency and time-varying rocking and rotary motion: A method for generating electrical energy from a first motion having a low and/or variable frequency is provided. The method including: transferring the first motion to a first device; and intermittently transferring the first motion from the first device to a second device operating at a frequency which is higher... Agent: Thomas Spinelli, Esq.
20090315432 - Metal oxide, piezoelectric material and piezoelectric element: Provided are a piezoelectric material without using lead or an alkali metal, the piezoelectric material having a stable crystal structure in a wide temperature range, high insulation property, and high piezoelectric property, and a piezoelectric element using the piezoelectric material, in which the piezoelectric material is made of a metal... Agent: Fitzpatrick Cella Harper & Scinto12/17/2009 > patent applications in patent subcategories.
20090309427 - Primary part for a linear electric motor: The invention relates to a primary part (1) for an electric linear motor comprising motor windings, which are embedded in a casting compound, and a housing (2), which surrounds the primary part (1), wherein the housing (2) comprises an insertion opening (3) for receiving a connection module (10), wherein the... Agent: Henry M Feiereisen, LLC Henry M Feiereisen
20090309428 - Apparatus and method for producing mechanical work: Improved energy conversion devices comprise a first ferromagnetic element, a second ferromagnetic element oriented such that similar poles of the first ferromagnetic element and the second ferromagnetic element can be positioned proximate each other, and a mechanical element connected to the first ferromagnetic element such that movement of the first... Agent: Patterson, Thuente, Skaar & Christensen, P.A.
20090309429 - Stepping motor: A stepping motor is disclosed, configured in such a manner that a cover is hitched by a hitching protruder of a housing to allow the cover to be coupled to the housing, or the cover is hitched by a caulking unit of the housing to allow the cover to be... Agent: Saliwanchik Lloyd & Saliwanchik A Professional Association
20090309431 - apparatus for using an electrical machine to transport fluids through a pipeline: A stator for an electrical machine includes teeth assembled from a plurality of stacked laminations mounted on a cylindrical protective surface thereby forming a plurality of slots. The stator also includes an armature winding assembled within the teeth by inserting components of the armature winding into the plurality of stator... Agent: John S. Beulick (17851) Armstrong Teasdale LLP
20090309430 - Afpm coreless multi-generator and motor: The present invention relates to an AFPM coreless multi-generator and motor. The present invention is characterized in that the stator includes coils arranged between upper and lower jig plates made of a non-magnetic material, cooling insulating oil is filled in a space where the coils are mounted between the upper... Agent: Jae Y. Park
20090309432 - Turbomachine with integral generator/starter: A turbomachine such as an aircraft turbojet including an electrical generator/starter that can be mounted and dismounted by axial translation in an upstream enclosure of the turbomachine between the low-pressure compressor and the high-pressure compressor, and couple to electrical cables which extend inside the structural arms of the intermediate casing... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20090309434 - Multi phase generator arrangement: A hydrogen cooled generator having an axis and more than three phases, the generator comprises a main casing section enclosing a stator with windings; a casing end section; at least one end winding disposed in the casing end section; a toroidal duct formed on at least one of the casing... Agent: Darby & Darby P.C.
20090309433 - Multi phase generator with frequency adaptation unit: A hydrogen cooled generator having an axis and a plurality of phases comprises a main casing section enclosing a stator with windings; a casing end section; at least one end winding disposed in the casing end section; a toroidal duct formed on at least one of the casing end section... Agent: Darby & Darby P.C.
20090309435 - Integrated air mover and angular position sensor on electric motor: Embodiments of the present invention provide an integrated air-mover and position sensor for an electric motor. One or more fins may be attached to a position sensor and adapted to generate a movement of air when the position sensor rotates with a rotor shaft. Such an arrangement not only allows... Agent: Townsend And Townsend And Crew, LLP
20090309461 - Integration of a starter/generator module in a gas turbine transmission housing: A starter/generator mechanically coupled to a gas turbine transmission housing comprises a generator (10) with a rotor forming a field winding and a stator forming an armature, and an energizer (20) with a stator forming a field winding and a rotor forming an armature linked to the field winding of... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20090309462 - Magnetic generator: A magnetic generator, or a so-called inner-rotor generator, provided with a rotor on the inside of a stator. The rotor has a ring-shaped yoke and a magnet integrally mounted in advance to the outer circumferential surface of the yoke. The rotor is mounted to a hub spindle of a rotating... Agent: Arent Fox LLP
20090309463 - Brushless electromechanical machine: An electromechanical machine having a stator and a rotor, the stator including at least one stator module of N toroid shaped electromagnets, the electromagnets arranged along an arc a predetermined distance apart defining a stator arc length. Each of the electromagnets has at least one gap. The rotor includes a... Agent: Silicon Forest Patent Group Paul J. Fordenbacher
20090309436 - Flat vibration motor: A flat vibration motor including a stator having a spindle for mounting a flexible substrate, and a rotor having an eccentric weight and rotatably supported by the spindle, the flexible substrate having a lower surface substrate overlapped on the lower surface of the stator and centered around the spindle, an... Agent: Kratz, Quintos & Hanson, LLP
20090309439 - Hydrodynamic bearing device: A hydrodynamic bearing device includes a rotary part including a shaft and a rotor hub; a stationary part including a bearing member, which has an inner peripheral surface radially confronting with an outer peripheral surface of the shaft, a bearing bore, and an upper surface axially confronting with a bottom... Agent: Bacon & Thomas, PLLC
20090309437 - Motor: A motor includes a housing, a rotor and a stator. The housing includes a shaft tube receiving a bearing. The rotor includes a shaft rotatably extending through the bearing and having an annular groove in a neck shape formed on an outer periphery thereof. The stator includes an assembling hole... Agent: Kamrath & Associates P.A.
20090309438 - Motor structure: A motor structure includes a housing having a shaft tube receiving a bearing. The shaft tube includes a positioning section on an outer periphery thereof. A rotor includes a shaft rotatably extending through the bearing. A stator is mounted around the shaft tube and includes an upper bobbin having an... Agent: Kamrath & Associates P.A.
20090309440 - System and method for device suspension and wireless power transmission: A system and method for device suspension and wireless power transmission are disclosed. According to one embodiment, an apparatus, comprises a suspended object having a wireless receiving circuit. A wireless transmission circuit is configured to transmit power to the wireless receiving circuit housed in the suspended object. A magnetic stabilization... Agent: Orrick, Herrington & Sutcliffe, LLPIPProsecution Department
20090309441 - Sensor fastening method and sensor fastening frame for use therewith: A sensor fastening method and a sensor fastening frame for use therewith are provided. The sensor fastening frame is coupled to a motor stator of a brushless motor having distributed coils and extends over the distributed coils to allow the sensor fastening frame to rotate about the axle of a... Agent: Pearne & Gordon LLP
20090309442 - High torque density electrical machine: An electrical machine is provided. The electrical machine includes a rotor comprising an inner rotor having a plurality of inner rotor poles and an outer rotor having a plurality of outer rotor poles. The electrical machine further comprises a stator configured to modulate a magnetic flux and to transmit torque... Agent: General Electric Company (pcpi) C/o Fletcher Yoder
20090309443 - Synchronous permanent magnet machine: A synchronous permanent magnet machine for at least two rotation speeds has a single stator and at least two rotors. For each rotation speed there is provided a separate rotor with a different numbers of poles. The armature windings on the stator extend across all of the rotors and the... Agent: Lerner Greenberg Stemer LLP
20090309444 - Rotor for magnetic motor: Rotor formed by groups of materials (4) that orientate the magnetic field and magnets (2) in spiral lines, with the two magnetic poles of each magnet (2) facing the stator (3). Close to a magnetic pole of the end of the group, the material (4) that orientates the magnetic field... Agent: Oliff & Berridge, PLC
20090309445 - Low torque rotary electric generator: A low torque rotary electric generator includes a rotor, a stator and a housing. The rotor includes a shaft, an inductor retainer, a first set of inductors and a second set of inductors. The first and second set of inductors are retained on each end of the inductor retainer. The... Agent: Donald J. Ersler, S.c.
20090309446 - Electric arc welding system powered by permanent magnet electric generator: An electric arc welding system is powered by a power generator with a rotor assembly circumferentially surrounding a stator assembly. The arc welding system generates a three phase AC current, which is converted into a DC current by a converter. An electrode coupled to the converter receives the DC current,... Agent: Storm LLP
20090309447 - Polyphase machine comprising a bell-shaped rotor: The invention relates to an electrical polyphase machine comprising an inner stator (11) and a rotor (3) that is mounted on a shaft (1). Several permanent magnets (13) are disposed so as to rest against the internal face of a cylindrical rotor (3) wall (3a). The permanent magnets (13), along... Agent: Connolly Bove Lodge & Hutz LLP
20090309448 - End cover and motor rotor having the end cover: An end cover adapted to engage with an end surface of a spindle of a motor rotor is proposed for securely coupling to the spindle with a plurality of permanent magnets disposed around the peripheral wall of the spindle. The end cover has a first surface facing an end surface... Agent: Pearne & Gordon LLP
20090309449 - Driving apparatus: A rotating electric machine comprises a stator having stator salient poles, three-phases windings would around said stator salient poles, a rotor rotatable held inside the said stator, and permanent magnets inserted into said rotor and positioned opposite to said stator salient poles. The three-phase windings are concentratively wound around each... Agent: Crowell & Moring LLP Intellectual Property Group
20090309450 - Mp-d machines: MP-D Machines are direct current machines of the multipolar type, i.e. machines whose torque is produced in a cylindrical current tube through axially oriented current flow in a plurality of turns between pairs of parallel permanent magnet poles attached to cylindrical concentric magnet tubes. Unlike other multipolar type machines, MP-D... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20090309451 - Electrical machine with single-tooth rotor winding: The invention relates to an electrical machine with at least eight exciter poles in the stator and with a commutator rotor, comprising numerous pole teeth, differing from the number of exciter poles and the pole teeth thereof carrying at least one coil each and being connected with commutator laminates being... Agent: Merchant & Gould PC
20090309452 - Motor, stator, and method for manufacturing stator: A stator having a stator core and coils is disclosed. The stator core includes split core pieces each having a tooth portion. The split core pieces are arranged annularly such that the distal ends of the tooth portions face radially inward. A lead wire is continuously wound about an adjacent... Agent: Marsh, Fischmann & Breyfogle LLP
20090309453 - Electro acoustic sensor for high pressure environments: A composite acoustic wave device (AWD) which is adapted for operation at high ambient pressures is provided. The AWD comprises two piezoelectric plates in back to back relationship, with electrodes disposed between the plates. The plates are bonded so as to neutralize the effects of external pressure. Further disclosed is... Agent: Saltamar Innovations
20090309455 - Method for determining a functional state of a piezoelectric injector of an internal combustion engine: A check is made to determine whether the capacitance value measured at a specific point in time corresponds to a capacitance value of a calculated further capacitance profile or the measured capacitance value is within two tolerance ranges.... Agent: Baker Botts L.L.P. Patent Department
20090309454 - Piezoelectric actuator: A piezo actuator includes an adaptation element, which is configured to adapt the piezo actuator to a controller for inductive loads, particularly to a converter for actuating inductive loads. The adaptation element allows use of controllers or converters of numerical control systems, which normally are used for actuating servo motors.... Agent: Henry M Feiereisen, LLC Henry M Feiereisen
20090309456 - Piezoelectric-coated carbon nanotube generators: A generator includes a first conductive layer, a plurality of elongated piezoelectric nanostructures and a conductive electrode. The piezoelectric nanostructures extend upwardly from the first conductive layer and include a carbon nanotube core and a piezoelectric sheath enveloping at least a portion of the carbon nanotube core. Each piezoelectric nanostructure... Agent: Bryan W. Bockhop, Esq. Bockhop & Associates, LLC
20090309457 - Piezo drive system: A piezo drive system includes an elastic fixing frame, a drive element, a rod, and a rotor. A vamplate portion is formed on the outer surface of the rod. One end of the rod is secured to around the center of a face of the drive element. The rotor consists... Agent: Law Office Of Katsuhiro Arai
20090309458 - Nanogenerator: A nanogenerator includes a first frame, a second frame, a first conductor, a second conductor, an array of nano-rods, and an array of electrodes. The second frame engages the first frame. The first conductor is fixed to a first inner surface of the first frame facing the second frame. The... Agent: PCe Industry, Inc. Att. Steven Reiss
20090309459 - Metal paste for sealing, hermetic sealing method for piezoelectric element, and piezoelectric device: The present invention is a metal paste for sealing comprising a metal powder and an organic solvent characterized in that the metal powder is one or more kinds of metal powders selected from a gold powder, a silver powder, a platinum powder and a palladium powder which has a purity... Agent: Roberts & Roberts, LLP Attorneys At Law
20090309460 - Insulation piezoelectric transformer: The present invention discloses an insulation piezoelectric transformer, wherein upper electrodes and corresponding lower electrodes are respectively formed on the upper surface and lower surface of a ceramic substrate to form the primary side and the secondary side. A high DC voltage is applied to the primary side and the... Agent: Sinorica, LLC12/10/2009 > patent applications in patent subcategories.
20090302692 - Linear motor: When a pitch between centers of two adjacent magnetic pole portions disposed on an armature is defined as τs, the length W of permanent magnets disposed in the middle is equal to the pitch τs (W=τs). The length of each of the two end permanent magnets respectively disposed at either... Agent: Rankin, Hill & Clark LLP
20090302693 - Linear motor: A linear motor includes a stator having an armature winding and a mover having permanent magnets, the stator and the mover arranged to be movable relatively, the stator forming a magnetic circuit including ring-form cores, armature teeth and the armature winding in order to prevent a large load from acting... Agent: Antonelli, Terry, Stout & Kraus, LLP
20090302694 - Motor stator and stator manufacturing method: A motor stator includes a plurality of stator cores constituted of divided cores and cassette coils which are conductive coils. One of the divided core and the cassette coil is integrally formed with an insulator of a thermosetting resin by insert molding. A stator assembly including the plurality of cassette... Agent: Kenyon & Kenyon LLP
20090302695 - Electric motor and electric tool with the same: An object of the present invention is to effectively cool the generation of heat of a resin molding armature, especially to effectively cool the generation of heat of a coil in an electric motor having a resin molding armature and in an electric tool into which the electric motor is... Agent: Mattingly & Malur, P.C.
20090302696 - Oscillation damping system for a stator of an electrical machine: An oscillation damping system for stator windings is provided which includes a supporting component of an end winding. The supporting component is equipped with damping elements, which are arranged asymmetrically in the circumferential direction in order to suppress excited natural oscillations. Masses or springs and screw-type restraints which connect the... Agent: Siemens Corporation Intellectual Property Department
20090302717 - Brushless motor apparatus and method: The present invention is a brushless electric motor that can be used in high performance applications, such as model airplanes. The rotor assembly, which includes the rotor shaft, encloses a winding core, which is part of a fixed stator assembly. Conducting wire in the armature portion of the stator assembly... Agent: Beck And Tysver P.l.l.c.
20090302719 - Brushless motor: A Hall element is placed under an outside rotor at an identical angular position to a centerline between two adjacent outer teeth. This structure allows narrowing a dead band of the Hall element when it senses a leakage magnetic flux.... Agent: Ratnerprestia
20090302718 - Rotor structures for motor: A rotor structure for a motor comprising a rotor having an end surface; a shaft extending from the end surface; an encoder member attached to the end surface of the rotor; and a coupler coupled to the shaft adjacent to the encoder member for coupling a further member to the... Agent: Macmillan, Sobanski & Todd, LLC
20090302720 - Generator/motor mounted on engine: A generator/motor includes a ring-shaped stator core (20) fixed to a motor housing (10), and a motor rotor (30). The motor rotor (30) includes a ring-shaped rotor yoke (35) which rotates in cooperation with the crankshaft (1) and which is opposed to an inner peripheral surface of the stator core... Agent: Everest Intellectual Property Law Group
20090302697 - Housing for fluid dynamic bearing device: Provided is a housing for a resin fluid dynamic bearing device in which deterioration with time of a fixing force for another member is mitigated and which can maintain a high bearing performance for a long period of time. The housing formed of a resin composition exhibiting a compression creep... Agent: Westerman, Hattori, Daniels & Adrian, LLP
20090302698 - Electrical machine with magnetic bearing and safety bearing: In case there is a malfunction of the magnetic bearing in an electrical machine, in which such magnetic bearings drive a rotary shaft in a stator (10), a safety bearing (14,14′) is provided. According to the present invention, the safety bearing (14,14′) exhibits an outer ring (16,16′) that is mounted... Agent: Henry M Feiereisen, LLC Henry M Feiereisen
20090302699 - Method for mounting a body: In a magnetic bearing arrangement, support coils are connected in series and can be fed with a current. By coupling a point connecting the two support coils to a voltage source, the support coils can be used as actuating elements and, by feeding the support coils with voltage pulses, the... Agent: Henry M Feiereisen, LLC Henry M Feiereisen
20090302700 - Coaxial twin variable field permanent magnetic dynamoelectric machine: A coaxial twin variable field permanent magnetic dynamoelectric machine comprises: a first stator that comprises a first stator inner surface with a first stator axis; a first permanent magnet rotor that comprises a first rotor outer surface that is smaller than the first stator inner surface with a first rotor... Agent: Stephen George Mican
20090302701 - Sealed rolled pole housing for an electric motor: A rolled pole housing for an electric motor includes a sealed enclosure formed by a frame body, a flange and an end cap. Therefore, the rolled pole housing may be used in both sealed and unsealed applications.... Agent: Baker & Daniels LLP
20090302703 - Electromagnetic motor employing multiple rotors: An electromagnetic motor employing plural rotors is provided, with each rotor exhibiting a permanent magnetic field. A control module selectively induces magnetic fields in electromagnetic pads surrounding each of the rotors. Through the interaction of the permanent and induced magnetic fields, the rotors can turn. As a result, a shaft... Agent: Stetina Brunda Garred & Brucker
20090302702 - Magnet holder for permanent magnet rotors of rotating machines: A rotating machine with a permanent magnet rotor that is easier, lower cost, and lighter includes a plurality of permanent magnet assemblies (20) mounted on a rotor body (1). The magnet assemblies (20) are mounted via magnet holders that each include a pair of claws (2, 3) connected by a... Agent: K&l Gates LLP
20090302704 - Electric motor: A universal motor has a stator and a rotor. The stator has stator core and a stator winding. The stator core has a yoke with two ends and two equivalent salient poles formed at the ends of the yoke respectively. The stator winding is wound on the yoke.... Agent: Muncy, Geissler, Olds & Lowe, PLLC
20090302705 - Methods and apparatus for twisting rotor and stator conductor ends: Methods and apparatus for twisting rectangular rotor and stator conductor ends whereby most if not all conductor ends are bent at once, radially adjacent ends being bent in opposite directions. A lost motion member may be used to bend selected conductors through lesser angles for such purposes as phase interconnection... Agent: Blakely Sokoloff Taylor & Zafman LLP
20090302706 - Vehicular rotary electric machine: A vehicular rotary electric machine has a stator and a rotor supported by a bracket; a field winding which is provided on the rotor and is for generating a magnetomotive force; a field circuit section which is for supplying a current to the field winding; and a brush holder having... Agent: Sughrue Mion, PLLC
20090302707 - Micro-electro-mechanical-system (mems) resonator and manufacturing method thereof: A micro-electro-mechanical-system resonator, includes: a substrate; a fixed electrode formed on the substrate; and a movable electrode, arranged facing the fixed electrode and driven by an electrostatic attracting force or an electrostatic repulsion force that acts on a gap between the fixed electrode and the movable electrode. An internal surface... Agent: Oliff & Berridge, PLC
20090302708 - Shape memory alloy actuator: An actuator has a shape memory alloy wire that contracts when heated by electric power supply and expands when cooled, whereby its length changes, a first hollow member through which the shape memory alloy wire is inserted, a movable element having an end mechanically connected to the shape memory alloy... Agent: Scully Scott Murphy & Presser, PC
20090302709 - Boundary acoustic wave device: A boundary acoustic wave device is capable of reducing insertion loss and the absolute value of the temperature coefficient of frequency (TCF). The boundary acoustic wave device utilizes a boundary acoustic wave propagating along the interface between a piezoelectric substance and a dielectric substance. The piezoelectric substance has a negative... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP
20090302710 - Inertial drive actuator: An inertial drive actuator includes a fixed member, a displacement generating mechanism of which, one end is adjacent to the fixed member, and a displacement is generated at the other end thereof, a driving mechanism which applies a voltage for displacing the displacement generating mechanism, a vibration substrate which is... Agent: Scully Scott Murphy & Presser, PC
20090302711 - Inertial drive actuator: There is provided an inertial drive actuator in which, a small-sizing is easy, including a first displacement generating mechanism of which, one end is adjacent to a fixed member, and a first displacement is generated in the other end thereof, a second displacement generating mechanism of which, one end is... Agent: Scully Scott Murphy & Presser, PC
20090302712 - Ultrasonic sensor: A case member of an ultrasonic sensor includes an outer case member having a substantially cylindrical shape with a bottom surface and an inner case member. Cutout portions having a predetermined size are arranged so as to face each other in a lower portion of a sidewall of the inner... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP
20090302713 - Piezo actuator comprising a multilayer encapsulation, and method for the production thereof: In a method for producing a multilayer encapsulation (1) of a piezo actuator (5) such that the piezo actuator (5) is protected towards the outside without having to use an additional enveloping housing-type structure, in order to produce the multilayer encapsulation (1), an electrically insulating elastic layer (10) is first... Agent: King & Spalding LLP
20090302714 - Piezo-electric composite sensor: The present invention provides a piezoelectric composite sensor comprising a piezoelectric material layer formed of a piezoelectric composite obtained by mixing piezoelectric material powder with a polymer, and electrodes formed of a conductive composite or conductive polymer obtained by mixing conductive filling particles with a polymer matrix and formed on... Agent: Lauson & Tarver LLP
20090302715 - Piezoelectric thin film elemental device: A piezoelectric thin film elemental device has a lower electrode, a piezoelectric thin film, and an upper electrode. The piezoelectric thin film has a thin film of a perovskite structure, expressed by a compositional formula (K1−xNax)NbO3 (0<x<1), and a c/a ratio of an out-of-plane directional lattice constant c to an... Agent: Fleit Gibbons Gutman Bongini & Bianco Pl
20090302716 - Piezoelectric device: A piezoelectric device which is a MEMS device is provided. In the device, the entire silicon layer of the SOI substrate is a p-type region. A plurality of n-type regions are formed in the silicon layer so as to be exposed to the upper surface of the silicon layer and... Agent: Patterson & Sheridan, L.L.P.12/03/2009 > 23 patent applications in 22 patent subcategories.
20090295236 - Electric machine having a rotary and a linear actuator: The invention relates to an electric machine which comprises a first machine part (30), comprising a stator element (31) and a rotor element (32) and being configured as a rotary actuator which interacts with a rotary movement of the rotor element (32). The electric machine (40) also comprises a second... Agent: Henry M Feiereisen, LLC Henry M Feiereisen
20090295237 - Electric machine: An electrical machine comprises a moving part and a stationary part. The moving part is in the form of an inner rotor without windings, and the rotor comprises at least two magnetic conductors, which are separated from one another axially such that impeller wheels are formed. The stationary part has... Agent: Maginot, Moore & Beck, LLP Chase Tower
20090295238 - Driving apparatus: A driving apparatus includes a first magnet, second magnet, stator, first coil, second coil, first bearing, second bearing and rotor. The first and second magnets respectively have a magnetized portion in which S pole and N pole are alternately magnetized. The rotor has a magnetic pole portion opposite to each... Agent: Rossi, Kimms & Mcdowell LLP.
20090295239 - Heat transfer enhancement of ventilation chimneys for dynamoelectric machine rotors: A cooling gas ventilation chimney is provided for an end region of a dynamoelectric machine having a rotor. A plurality of radial slots are provided in the rotor, and a plurality of coils are seated in the radial slots. The coils form radially stacked turns. The ventilation chimney includes one... Agent: Ge Energy General Electric C/o Ernest G. Cusick
20090295258 - Actuator arrangement with worm gear and rotational output: A first embodiment is an actuator arrangement having a rotational output and a motor. The actuator arrangement further includes at least one intermediate gear, an output gear, and an encoding detector. The motor has an output shaft that includes a worm gear. The output gear generates a rotational output at... Agent: Siemens Corporation Intellectual Property Department
20090295240 - Starter: In a starter comprising: a motor 11 provided with a motor contact for controlling electric power supply to an armature arranged inside a motor housing 21; a gear cover section 24, which is mounted on the motor 11, having a flange section 24a formed on the outer circumference thereof; a... Agent: Wenderoth, Lind & Ponack, L.L.P.
20090295241 - Electric motor: A noise suppression circuit uses a chip type ferrite bead as a major component of the noise suppression circuit. A motor using this circuit and the compact arrangement of the noise suppression circuit within the layout of an end cap of the motor is also disclosed. The preferred embodiment avoids... Agent: Muncy, Geissler, Olds & Lowe, PLLC
20090295242 - Drive device: A drive device includes a rotating electrical machine; a planetary gear unit positioned radially inside the rotating electrical machine so as to axially overlap the rotating electrical machine; a through shaft extending radially inside and through a sun gear of the planetary gear unit; and a case that accommodates the... Agent: Oliff & Berridge, PLC
20090295243 - Method for mounting an inner stator for a motor: An assembly and method for mounting a stator in an inner stator motor that facilitates insertion and removal of the stator, militates against stator rotation during motor operation and allows the stator to be securely and accurately mounted. The assembly includes a motor housing having a hollow stator post, a... Agent: Fraser Clemens Martin & Miller LLC
20090295244 - Apparatus for magnetic bearing of a rotor shaft with radial guidance and axial control: Radial, soft magnetic rotor disk elements which engage in each other and soft magnetic stator disk elements form a magnetic bearing device. The elements are provided with teeth-like extensions which are arranged opposite to each other over an air gap on sides which are oriented towards each other. Magnetic fields,... Agent: Staas & Halsey LLP
20090295245 - Axial gap motor: An axial gap motor includes a rotor and a stator, and the rotor includes within a rotor frame a plurality of main magnet pieces which are disposed in a circumferential direction in such a manner that their magnetized direction is in a rotational axis direction and magnetic members which are... Agent: Arent Fox LLP
20090295246 - Axial gap motor: A rotor includes a rotor frame having a plurality of ribs which are disposed at predetermined intervals in a circumferential direction and which extend in a radial direction, and a shaft portion and a rim portion which are provided at inside diameter sides and outside diameter sides of the plurality... Agent: Arent Fox LLP
20090295247 - Generator: There is provided a generator which produces electromotive forces in the same direction on all windings to prevent occurrence of leakage magnetic fields of the windings and lowering of the rotational forces of rotor plates due to the leakage magnetic fields from the windings and offers high efficiency without accompanying... Agent: Rabin & Berdo, PC
20090295248 - Electric motor: An electric motor includes a stator with a stator core and a rotor. The rotor includes n magnets polarized along the radial direction of the rotor. The magnets have the same polarization and each forms two magnetic circuits passing through corresponding portions of the stator core, whereby the rotor forms... Agent: Muncy, Geissler, Olds & Lowe, PLLC
20090295249 - Hybrid-type synchronous machine: A rotor core has permanent magnets. Magnetic flux of the permanent magnet of an even-numbered rotor magnetic pole part is guided in an axial direction by an axial magnetic path member. Magnetic flux of the permanent magnet of an odd-numbered rotor magnetic pole part is guided into a soft magnetic... Agent: Nixon & Vanderhye, PC
20090295250 - Magnet type brushless generator and magnet type brushless starter: The magnet type brushless generator includes a stator 20 having a plurality of stator magnetic poles around which winding wires for generating a rotation magnetic field are wound; a rotor 30 having a first field magnet 32 and a second field magnet 34 disposed coaxially with the first field magnet... Agent: Akerman Senterfitt
20090295251 - Multipole permanent-magnet synchronous machine having tooth-wound coils: The permanently excited synchronous machine (1) includes a rotor (3) and a stand (2) which contains a three-branched winding system (8) which comprises tooth coils. The stand (2) has a total of three or six grooves (5) and a tooth (6, 7) is formed there between. A total of three... Agent: Henry M Feiereisen, LLC Henry M Feiereisen
20090295252 - Arrangement with generator bars for a stator of an electrical generator: An arrangement having at least two generator bars for a stator of an electrical generator which are electrically connected to one another via a respective bar end is characterized, according to the invention, by the fact that the respective bar ends, which are electrically connected to one another, of the... Agent: Siemens Corporation Intellectual Property Department
20090295253 - Motor/generator: A motor/generator comprising a magnetic structure configured to generate a compressed magnetic field, an electrical conductive winding and a magnetic conductive winding configured to focus magnetic flux in the electrical conductive winding. The motor/generator may be advantageously employed in electromechanical and electromagnetic devices.... Agent: Seed Intellectual Property Law Group PLLC
20090295254 - Brushless dc motor: A brushless DC motor includes a base, a stator, a rotor, and a leak flux absorber. The base is for the rotor to couple. The stator has a coil module and is mounted on the base. The rotor has a shaft and a permanent magnet, with the rotor coupling with... Agent: Kamrath & Associates P.A.
20090295255 - Multilayered piezoelectric element and method of producing the same: A multilayered piezoelectric element and a method of producing the multilayered piezoelectric element are disclosed. The multilayered piezoelectric element is made of piezoelectric ceramic layers and electrode formation layers which are alternately laminated. The piezoelectric ceramic layers are made of crystal oriented ceramic as polycrystalline material. The crystal oriented ceramic... Agent: Nixon & Vanderhye, PC
20090295256 - Multilayer piezoelectric element and injector using the same: In a multilayer piezoelectric element in which a plurality of piezoelectric layers and a plurality of metal layers are stacked alternately, the plurality of metal layers include a plurality of low-filled metal layers having a lower filling rate of metal composing the metal layers than oppositely disposed metal layers adjacent... Agent: Hogan & Hartson L.L.P.
20090295257 - Hybrid solar nanogenerator cells: A dye-sensitized solar cell including ZnO nanowire arrays grown of a flat substrate for harvesting solar energy is integrated with a piezoelectric nanogenerator for harvesting ultrasonic wave energy. The two energy harvesting approaches work simultaneously or individually and can be integrated in parallel or serial for raising the output current,... Agent: Bryan W. Bockhop, Esq. Bockhop & Associates, LLCPrevious industry: Electrical transmission or interconnection systems
Next industry: Supports: cabinet structure
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