Electrical generator or motor structure inventions

20090278411 - Reaction force cancel system: Increasing in size of a reaction force cancel system is suppressed. The reaction force cancel system is provided in a stage device including: a surface plate having a plurality of plate surfaces with different heights from each other, and installed on a floor via a vibration-isolating spring; and stages disposed... Agent: Squire, Sanders & Dempsey L.L.P.

20090278412 - Linear motor actuator: Provided is a linear motor actuator which generates a sufficient thrust force and a retaining force and is remarkably smaller than conventional linear motor actuators. The linear motor actuator includes a base member (1) provided with a bottom plate (10) and a pair of side walls (11) and formed in... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090278413 - Architecture for electric machine: The invention includes an electric machine having a rotor, stator and at least one winding in the stator adapted to conduct a current, and a secondary winding, electrically isolated from the first winding and inductively coupled to the first winding, which may be used to control at least one of... Agent: Ogilvy Renault LLP (pwc)

20090278414 - Electric machine having electrically conductive member and associated insulation assembly and related methods: An electric machine includes a shaft and a rotor carried by the shaft and having a rotor body, a plurality of rotor windings carried by the rotor body, and a retaining ring surrounding the rotor windings adjacent an end of the rotor body. An electrically conductive stud extends radially outwardly... Agent: Siemens Corporation Intellectual Property Department

20090278415 - Coreless motor having rotors arranged concentrically and driving apparatus having the motor: The present invention relates to a coreless motor including a multi-stage rotor and a driving apparatus having the motor. More particularly, the present invention relates to a coreless motor including magnets and coils arranged, in multiple stages, to be concentric with a rotary central shaft and a driving apparatus having... Agent: Lowe Hauptman Ham & Berner, LLP

20090278416 - Motor and compressor: Two magnets in a circumferential direction of a rotor are provided in each slot of the rotor. The two magnets are consistently pulled in a direction in which they are mutually separated by magnetism of a stator and fixed on inner surfaces on both sides of the slot in the... Agent: GlobalIPCounselors, LLP

20090278417 - Ipm rotor, ipm rotor manufacturing method and ipm rotor manufacturing apparatus: An injection apparatus includes a gate for injecting a filler to a gap between an inner wall of a slot and a permanent magnet. A plurality of gates are provided for one slot. An IPM rotor with improved NV characteristics, and method and apparatus for manufacturing such an IPM rotor... Agent: Oliff & Berridge, PLC

20090278418 - Bobbin for stator of motor: A bobbin includes a bobbin body, two top sidewalls, two bottom sidewalls, four top tabs and four bottom tabs. The bobbin body includes a top surface formed at one end of the bobbin body, a bottom surface formed at an opposite end of the bobbin body and a side surface... Agent: PCe Industry, Inc. Att. Steven Reiss

20090278419 - Methods for producing even wall down-hole power sections: Embodiments of the present invention provide methods for manufacturing an even-wall rotor or stator that do not suffer from drawbacks of the prior art. Even-wall rotors or stators produced according to those methods are also provided. In one embodiment, a method for manufacturing a rotor or stator for use in... Agent: Patterson & Sheridan, L.L.P.

20090278420 - Mems-based nanopositioners and nanomanipulators: A MEMS-based mano manipulator or nanopositioner is provided that can achieve both sub-nanometer resolution and millimeter force output. The nanomanipulator or nanopositioner comprises a linear amplification mechanism that minifies input displacements and amplifies input forces, microactuators that drive the amplification mechanism to generate forward and backward motion, and position sensors... Agent: Miller Thompson, LLP

20090278421 - Ultrasonic motor: An ultrasonic motor has a cylindrical rotor for performing a mechanical output, a plurality of ultrasonic vibrators each having two points in internal contact with the rotor, and a preload mechanism for pressing the ultrasonic vibrators from an inside toward an outside of the rotor, and the ultrasonic vibrators are... Agent: Birch Stewart Kolasch & Birch

20090278422 - Piezoelectric multilayer component: The invention relates to a piezoelectric multi-layer component with a plurality of piezoelectric layers (1) lying one above the other and with electrode layers (2a, 2b) arranged between the piezoelectric layers, wherein an absorption layer (4) of absorbing mechanical vibration energy is arranged in the layer stack.... Agent: Fish & Richardson PC

20090278423 - Piezoelectric actuator with gradient encapsulation layer and method for the production thereof: In a method for the production of a gradient encapsulation layer 20 on a piezoelectric actuator 1, based on this gradient encapsulation layer 20, the piezoelectric actuator 1 does not 5 require an additional housing-like enveloping structure in order to be protected externally. The gradient encapsulation layer 20 is produced... Agent: Baker Botts L.L.P. Patent Department

20090278424 - Piezoelectric transformer and method for production thereof: A piezoelectric transformer includes an input part and an output part. The input part and the output part are mechanically connected along a path that includes an insulating part. The insulating part includes a surface with a depression. In the input part, mechanical oscillations are generated using electrical voltages, and,... Agent: Fish & Richardson PC

20090273244 - Electric reciprocating motion device: An electric reciprocating motion device includes a casing (7), a mounting bracket (4) disposed within the casing (7), a motor (1), and its power supply (9) mounted and fixed on the mounting bracket (4), and a motion head (6) connected with the rotary shaft (11) of the motor (1). The... Agent: David And Raymond Patent Firm

20090273245 - Stator and motor: A stator core is formed by arranging divided cores (20) in a circumference direction in cylindrical shape. On an upper end surface (60) of a core back (50) of the divided core, holes (62, 64) are made. Then, on the upper end surface, a reinforcing ring (40) having through holes... Agent: Sughrue Mion, PLLC

20090273246 - Electrical machine: The invention relates to an electrical machine (1) having a stator (4) and a rotor (3), with the rotor (3) having a plurality of axially arranged cooling channels (8) and a first (5a) and a second (5b) end face, and a fan unit (6) being arranged adjacent to each end... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090273247 - Drive apparatus for electric vehicle: A drive device for an electric vehicle, having a structure where a stator is received inside a motor receiving cover to allow an inner cable, connected to the stator, to be led out to the transmission mechanism case side. This enables a projection to be provided on the transmission mechanism... Agent: Sughrue Mion, PLLC

20090273248 - Lead frame connector: A lead frame connector for windings of an electric motor, has a plurality of fixed electrical conductors embedded in overmoulding material, a plurality of spaced termination points provided through the overmoulding material for electrically connecting the motor windings to the electrical conductors, at least one access opening in the overmoulding... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090273249 - Wheel-mounted electrical machine: A hybrid-electric vehicle is provided having a respective electrical machine in each wheel thereof. Each electrical machine is of the axial-flux type, having a rotor sandwiched axially between two parts of a stator. Each electrical machine is fitted to the respective wheel such that the rotor takes the place of... Agent: Houston Office Of Novak Druce And Quigg LLP

20090273250 - Electric motor, in particular for motor vehicle windshield wiper drive with improved seating for the armature shaft bearing: The invention relates to an electric motor (1), in particular for the windscreen wiper drive of a motor vehicle, comprising an armature shaft (10), which is mounted by means of at least one anti-friction bearing (11). Said bearing has an inner bearing ring (12), joined to the armature shaft (10)... Agent: Michael Best & Friedrich LLP

20090273251 - Synchronous machine: A magnet wheel and a stator winding which are necessary for an excitation device are included in a synchronous machine. Energy is transferred to the magnet wheel through inductivity, preferably, energy to a super-conductive coil, by the excitation device. Protection against the magnetic field produced by the current in the... Agent: Staas & Halsey LLP

20090273252 - Magnetic field element: A magnetic field element includes magnetic field portions and a coupling portion and is rotatable on a rotation axis along a given direction. Each magnetic field portion includes a magnet and magnetic plates. The magnet includes first and second pole faces having different polarities from each other in the given... Agent: Birch Stewart Kolasch & Birch

20090273254 - Encapsulated stator of a dynamo-electrical machine: A laminated core of a stator has windings which are arranged in slots and form end windings on the end faces of the laminated core. The end windings are embedded in an encapsulation compound, with the laminated core having a radially outer area formed with at least one axial recess... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090273253 - Stator for rotary electric machine and method of manufacturing the stator: A rotor provided in rotary electric machines comprises a stator core having a radial direction and slots provided with bottomed openings directed in the radial direction. The rotor also comprises a stator coil comprising slot accommodation portions being accommodated in the slots of the stator core and coil end portions... Agent: Nixon & Vanderhye, PC

20090273255 - Actuator using comb-tooth: An actuator comprises a connection section having one end rotatably connected to a connection point (C1) of a fixed section and the other end rotatably connected to a connection point (C2) of a moving section, a connection section having one end rotatably connected to a connection point (C3) of the... Agent: Nixon & Vanderhye, PC

20090273256 - Transceiver circuit for film bulk acoustic resonator (fbar) transducers: A piezoelectric transducer device includes a receive signal path, a transistor and a piezoelectric transducer connected to a first terminal of the transistor. The device also includes a switch connected to a second terminal of the transistor, wherein the switch is adapted to selectively connect the second terminal of the... Agent: Kathy Manke Avago Technologies Limited

20090273257 - Piezoelectric substance, piezoelectric element, and liquid discharge head and liquid discharge apparatus using piezoelectric element: A piezoelectric substance which is made of oxide with perovskite type structure which is made of ABO3, where a principal component of A is Pb, and principal components of B contain at least two kinds of elements among Nb, Mg, Zn, Sc, Cd, Ni, Mn, Co, Yb, In, and Fe,... Agent: Fitzpatrick Cella Harper & Scinto

20090273258 - Stiffener tab for a spindle motor base plate: An apparatus and method are provided for stiffening a base plate of a spindle motor to improve shock resistance and vibration response, and thereby increase reliability and performance of a disc drive memory system. A stiffener tab for stiffening a base plate is connected to the base plate, extends from... Agent: Wax Law Group

20090267422 - Vibratory linear actuator: A vibratory linear actuator includes a stator with a magnetic pole surface, a movable member with a magnetic pole surface, an electromagnet arranged in one of the stator and the movable member, a permanent magnet arranged in the other of the stator and the movable member and a support unit... Agent: Bacon & Thomas, PLLC

20090267423 - Electromagnetic exciter: An electromagnetic exciter that enables thickness reduction has a casing, a stator having an electromagnet and fixed in the casing, an oscillator having a permanent magnet, and an elastic support member that positions the oscillator in horizontally-opposed relation to the stator at a distance between them and that supports the... Agent: Wenderoth, Lind & Ponack, L.L.P.

20090267424 - Stator and molded motor: A stator includes an annular substrate, an outer-diameter portion of the substrate provided at a tip end of an outer-diameter leg of a bobbin, the substrate having a smaller inner diameter than an inner diameter of the stator core. When stator resin provides sealing, the outer-diameter portion of the substrate... Agent: Ditthavong Mori & Steiner, P.C.

20090267425 - Machine having an uncooled rotor body and a cooled rotor winding, as well as an associated holding and/or supporting device: The invention relates to a machine with an uncooled rotor, which is mounted such that it is capable of rotating about an axis of rotation and which has cutouts or flattened portions on its outside. At least one rotor winding, which is accommodated in a cryostat with a cryostat wall... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090267426 - Liquid-cooled electric machine and method for cooling such electric machine: The present invention relates to an electric machine with a machine housing, in which a rotor and a stator winding are accommodated, wherein the stator winding includes winding heads arranged on opposite sides each in a winding head space, and with a cooling device which includes a liquid cooling circuit... Agent: Jacobson Holman PLLC

20090267427 - Structure for mounting vehicle driving apparatus: A mounting structure for a vehicle driving apparatus includes a housing fixed to a vehicle body and including a first internal space and a second internal space formed below the first internal space in the state of being separated from the first internal space; a motor generator provided in the... Agent: Sughrue Mion, PLLC

20090267428 - Rotating electrical machine: A rotating electrical machine includes: a rotor comprising a rotor core and a field winding wound round the rotor core; and a stator comprising a stator core and a stator winding wound round the stator core. The stator is arranged in opposition to the rotor with a predetermined spacing therebetween.... Agent: Brundidge & Stanger, P.C.

20090267429 - Spindle having a data acquisition element which can be read by a radio: The invention relates to a spindle for a machine tool, in particular a motor spindle having a housing (2) for accommodating an electric motor (3) and a shaft (6) which can be driven by the latter, in particular having a tool holder for a tool for machining workpieces, wherein at... Agent: Collard & Roe, P.C.

20090267432 - Assembly for an electric machine: An electric machine includes a stator, a rotor positioned adjacent the stator and rotatable with respect to the stator, and a housing that at least partially surrounds the stator. An enclosure is coupled to the housing and includes a first compartment and a second compartment. A plurality of fins are... Agent: Michael Best & Friedrich LLP

20090267430 - Electric power steering apparatus: An electric power steering apparatus according to the invention includes an electric motor to be connected to a control unit through bus bars respectively projected from the inside of the electric motor and is structured such that the control unit controls the drive of the electric motor to thereby assist... Agent: Sughrue-265550

20090267431 - Terminator for reducing differential-mode and common-mode voltage reflections in ac motor drives: A terminator reduces reflections on power lines connecting an inverter to an AC motor by providing a differential-mode reflection damping element and at least one common-mode reflection damping element, the latter including a series capacitance to substantially reduce power dissipation in the resistance of the damping elements.... Agent: Rockwell Automation, Inc./bf

20090267433 - Wiper apparatus and manufacturing method thereof: The present invention enables replacement work of a wiper motor to be carried out with a link plate being fixed to an output shaft, and achieves improvement of maintainability. A diameter dimension of a through-hole of a motor bracket is set to that of allowing a tip side of a... Agent: Mccormick, Paulding & Huber LLP

20090267434 - Vibration motor: Provided is a vibration motor. The vibration motor includes a housing, a support shaft, a rotor. First and second stators, and a power supply. The housing includes a bracket and a case coupled to the bracket. The support shaft is supported and fixed to the housing. The rotor is rotatably... Agent: Saliwanchik Lloyd & Saliwanchik A Professional Association

20090267435 - Submersible motor: A submersible motor is provided for the drive of a submersible pump, with a rotor (6, 10) which is mounted in the motor housing (2) via a thrust bearing (16). The thrust bearing (16) includes a stationary bearing ring (34) on whose first axial side a thrust bearing surface is... Agent: Panitch Schwarze Belisario & Nadel LLP

20090267436 - Method for encapsulating permanent magnets of a rotor of a generator and rotor of a generator: A method is provided for encapsulating permanent magnets of a rotor of a generator. Magnets, which are shorter than a rotor yoke in an axial direction, are placed outside of the yoke leaving a short portion of the yoke free at both ends. Spacers of a non-magnetic material are placed... Agent: Siemens Corporation Intellectual Property Department

20090267437 - Servo motor and rotor thereof: A servo motor, comprising a stator and a rotor disposed within the stator. The rotor has a core and magnets, covering the periphery of the core, forming a plurality of axially extending rotor poles. The rotor poles comprise a plurality of the magnets arranged axially, and the centers of adjacent... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090267438 - Motor rotor and electric power steering apparatus: A motor rotor has a rotor yoke having a polygonal column structure, a plurality of magnet fixing sections formed on the lateral surface of the rotor yoke, segment magnets respectively fixed to the magnet fixing sections and extending in the axial direction of the rotor yoke, and projections provided on... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090267439 - Generator constituted to generate electric power by ring-shaped rotations: Provided is a generator in which straight rod magnets have been heated to form curved ones, with the identical polarity ends of the magnets having been forcibly butted together by diamagnetic connecting devices to form a field element ring. The field element ring is arranged through three Y-shaped sets (evenly... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090267440 - Dynamoelectric machine: The present invention provides a dynamoelectric machine that can reduce 12 f vibrational force and suppress generation of irritating electromagnetic noise in a vicinity of 2,000 Hz in an idling state. In the present invention, an armature winding includes first and second three-phase windings, the first three-phase winding is configured... Agent: Sughrue Mion, PLLC

20090267441 - Rotating electrical machine: A rotating electrical machine includes a stator including at least two element coils of the same phase each having a plurality of turns and connected to each other through a coil-to-coil connection wire, the element coils being arranged in adjacent slots, respectively; and a rotor rotatably provided to the stator... Agent: Crowell & Moring LLP Intellectual Property Group

20090267442 - Stator assembly: A stator assembly is provided and includes a laminated core and a one-part insulator having cover walls for covering edges of the laminated core, wherein first projections and a second projection both having a height smaller than the difference between the height of the cover walls and the thickness of... Agent: Oliff & Berridge, PLC

20090267443 - Stator for electric motor and manufacturing method thereof: A stator for an electric motor comprises: a plurality of segmented cores each having one yoke and at least one pole protruding from the yokes in a radial direction; a plurality of bobbins formed to receive the poles therein, having blocking walls extending from one side of ends of the... Agent: Ked & Associates, LLP

20090267444 - Switch for a brush wear recording circuit: A switch for a recording circuit used to determine brush wear of an electrical brush comprises a flag having a first end and a second end defining distal ends of the flag. The flag is mounted on the electrical brush at the first end so as to move in unison... Agent: Darby & Darby P.C.

20090267445 - Micro rocking device and method for manufacturing the same: A micro rocking device includes a frame, a rocking portion, a torsion connecting portion, and a second comb-like electrode, the rocking portion including a first comb-like electrode. The torsion connecting portion connects the frame and the rocking portion. The torsion connecting portion defines the axis of rotational displacement of the... Agent: Arent Fox LLP

20090267446 - Piezoelectric/electrostrictive ceramics and piezoelectric/electrostrictive device: The piezoelectric/electrostrictive properties and mechanical durability of a piezoelectric/electrostrictive ceramic can be improved. A piezoelectric/electrostrictive device has a laminated structure in which an electrode film, a piezoelectric/electrostrictive film, an electrode film, an piezoelectric/electrostrictive film, and an electrode film are laminated in the order mentioned on a thin portion of a... Agent: Burr & Brown

20090267447 - Acoustic wave device: An acoustic wave device includes a piezoelectric substrate having a surface adapted to allow leaky surface wave to propagate thereon, an interdigital electrode provided on a portion of the surface of the piezoelectric substrate, and a dielectric layer provided on the surface of the piezoelectric substrate to cover the interdigital... Agent: Wenderoth, Lind & Ponack L.L.P.

20090267448 - Device for mixing fluids: A device for mixing fluids includes a substrate, a first and a second surface acoustic wave-generating members, and fluid-receiving members. The first and second surface acoustic wave-generating members are positioned on the substrate at opposite ends. The fluid-receiving members are positioned on the substrate and between the first and second... Agent: PCe Industry, Inc. Att. Steven Reiss

20090267449 - Elastic wave device and filter and electronic equipment using the device: The elastic wave device of the present invention has an piezoelectric substrate; a first dielectric layer disposed on the piezoelectric substrate; a second dielectric layer disposed on the first dielectric layer; and an acoustical layer on the second dielectric layer. Determining each film thickness of the first and the second... Agent: Wenderoth, Lind & Ponack L.L.P.

20090267451 - Positioning motor and apparatus: A piezoelectric motor has a stator module 1, comprising two pairs of piezoelectric actuators Ia, Ib and 2a, 2b inside this stator module. The stator module is fixed by a central fixing point (A). The piezoelectric actuators 1a, 1b, 2a, 2b are connected to the stator module via flexible or... Agent: The Marbury Law Group, PLLC

20090267450 - Vibration actuator: When a composite vibrator (2) is driven to generate a composite vibration combining a plurality of vibrations, a first stator (3) and a second stator (4) vibrate, thereby causing elliptical movements in corner portions (8) and (9) of the first stator (3) and the second stator (4), respectively. As a... Agent: Locke Lord Bissell & Liddell LLP Attn:IPDocketing

20090267452 - System and method for energy generation in an oil field environment: A system and method for power generation in an oil field environment is disclosed.... Agent: G. Michael Roebuck, PC

20090267453 - Bulk acoustic wave resonator with controlled thickness region having controlled electromechanical coupling: According to an exemplary embodiment, a bulk acoustic wave (BAW) resonator includes a piezoelectric layer situated between upper and lower electrodes, where each of the upper and lower electrodes are a high density metal. The BAW resonator further includes a controlled thickness region including a low density metal segment, where... Agent: Lando & Anastasi, LLP S2059

20090267454 - Linear drive ultrasonic motor: A linear drive ultrasonic motor includes at least an ultrasonic vibrator having a piezoelectric element, a driven member which is driven by a frictional force between the driven member and the ultrasonic vibrator, a pressing member which presses the ultrasonic vibrator such that a frictional force is generated between the... Agent: Scully Scott Murphy & Presser, PC

20090267456 - Linear drive ultrasonic motor: A linear drive ultrasonic motor includes at least an ultrasonic vibrator having a piezoelectric element, a driven member which is driven by a frictional force between the driven member and the ultrasonic vibrator, a pressing member which presses the ultrasonic vibrator such that a frictional force is generated between the... Agent: Scully Scott Murphy & Presser, PC

20090267455 - Vibration actuator: Two rotors (A) and (B) are attracted toward corresponding stators to be contacted with and pressurized against the corresponding stators (3) and (4), respectively, through a tension of a wire member (8). A composite vibration combining a plurality of vibrations is generated by a composite vibrator (2) to cause elliptical... Agent: Locke Lord Bissell & Liddell LLP Attn:IPDocketing

20090267458 - Apparatus for preventing eavesdropping using piezoelectric film: Provided is an apparatus for preventing eavesdropping using a piezoelectric film. The apparatus includes a vibrator including the piezoelectric film, conductive layers connected to top and bottom surfaces of the piezoelectric film, and electrodes connected to the conductive layers, and a noise signal generator electrically connected to the vibrator to... Agent: Ladas & Parry LLP

20090267457 - Bulk acoustic wave resonator with reduced energy loss: According to an exemplary embodiment, a bulk acoustic wave (BAW) resonator includes a piezoelectric layer having a disrupted texture region, where the disrupted texture region is situated in a controlled thickness region of the BAW resonator. The BAW resonator further includes lower and upper electrodes situated on opposite surfaces of... Agent: Lando & Anastasi, LLP S2059

20090267459 - Composite material vibrator: A composite material vibrator includes a vibrating component that is composed of a material having a first acoustic impedance Z1 and that serves as a vibration source, a reflective layer that is composed of a cured product of a resin composition including at least a curable resin curable by heat,... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20090267460 - Piezoelectric resonator plate, and piezoelectric resonator device: A piezoelectric resonator device comprises a piezoelectric resonator plate, a base for holding the piezoelectric resonator plate, a lid for hermetically enclosing the piezoelectric resonator plate held on the base, and a support member made of a brittle material for reducing external stress to the piezoelectric resonator plate. The piezoelectric... Agent: Mots Law, PLLC

20090261663 - Linear motor and method of manufacturing the same: The linear motor has a rod 1 having magnets 3, a plurality of coils 4 arranged in the axial direction of the rod 1, a housing 2 covering the coils 4, and a coil holder 5 holding the coils 4 in the housing 2. The coil holder 5 includes a... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090261664 - Linear motor: In a linear motor (1) having a stator (2) and an armature (3), the stator (2) comprises a winding former (21) and a drive winding (22) provided on the winding former (21). Further, means are provided for preventing any contact between the drive winding (22) and the armature (3) in... Agent: Townsend And Townsend And Crew, LLP

20090261665 - Electromagnetic vibrating mechanism: An electromagnetic vibrating mechanism having a pair of electromagnetic sensors disposed at both sides of a vibrating plate. Each of the electromagnetic sensors consists of one horseshoe-shaped solenoid and two permanent magnets disposed at the rim of the vibrating plate. The horseshoe-shaped solenoid is provided with a first coil and... Agent: Leao Wang

20090261666 - Radially balanced stator forces for a spindle motor: A spindle motor is provided for reducing or eliminating RRO and NRRO. Radial forces on the spindle motor are reduced or eliminated, and the net rotational torque is increased. Read and write heads may be placed increasingly closer to a memory storage disc surface, and are accurately aligned with the... Agent: Wax Law Group

20090261668 - Cooling element for an electrical machine: In an electrical machine cooling element according to the invention, the electrical machine (25) comprises a rotor and a stator (26). In the electrical machine (25), the outer surface (14) of the stator is divided into sections (22a-b) equal to the length (L) of the stator. The cooling element (1)... Agent: Buchanan, Ingersoll & Rooney PC

20090261667 - Rotor for electric rotating machine and rotating machine: A rotor for an electric rotating machine, improving cooling performance of the rotating machine. D-axis through-holes (26) are provided outside the outer periphery of a rotor core (11), and hollow shafts (15a, 15b) are formed in those portions of a rotating shaft (15) which are not inserted in the rotor... Agent: Foley And Lardner LLP Suite 500

20090261669 - Method of making and device for cooling rotor motor cores: A vent plate for a rotor of a motor core includes a hub, a plurality of spokes extending from the hub and a plurality of coffin portions each having a coffin bore extending therethrough and at least one of which is connected with a spoke. The coffin portions may each... Agent: General Electric Company Ge Global Patent Operation

20090261693 - Shaft support system for electric motor, electric motor and method for making same: A shaft support system 7 for an electric motor 1, comprising a rolling bearing 17 provided with an inner race 33 and an outer race 34, at least one angular position sensor 20 for detecting the angular position of the inner race, an encoder 19 mounted on the inner race,... Agent: Skf Usa Inc.

20090261670 - Electrical machine including axial connector assemblies and related methods: An electrical machine may include a plurality of stator coil ends each having a fluid passageway therein. The electrical machine may further include a plurality of rings and a plurality of axial connector assemblies for connecting the plurality of stator coil ends to the plurality of rings. Each axial connector... Agent: Siemens Corporation Intellectual Property Department

20090261671 - Electric actuator: An electrically powered linear actuator having a thrust assembly, a motor with a rotor surrounding at least a portion of the thrust assembly and a rotary encoder with a rotation sensing member rotatable with the rotor.... Agent: Dorsey & Whitney LLP Intellectual Property Department

20090261672 - Bearing positioning structure for motor: A bearing positioning structure for a motor includes an axial tube and a positioning member. The positioning member includes a pressing portion and a coupling portion. The coupling portion of the positioning member is engaged with a coupling section of the axial tube for securely mounting the positioning member to... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090261673 - Cooling of a bearing journal: A rotary machine, which can be a turbine or a rotary compressor, is provided. The rotary machine includes a stationary housing and a rotating shaft supported in the housing by a magnetic bearing, whereby the magnetic bearing includes a laminated bearing journal with a shaft-mounted rotating lamination and a corresponding... Agent: Siemens Corporation Intellectual Property Department

20090261674 - Retaining structure for motor elements: A retaining structure for motor elements includes an axial tube and a cap. The cap includes a stop and a coupling portion. At lease one motor element is received in the axial tube. The coupling portion of the cap is engaged with a coupling section of the axial tube for... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090261675 - High efficient magnetic energy shifting device: A high efficient magnetic energy shifting device includes at least a magnetism unit consisting of plural induction coils and at least a magnetic element. Each of the induction coils is provided with plural individual coils formed by having wire coaxially wound in a same direction, an opening formed in the... Agent: Sinorica, LLC

20090261676 - Method for mounting a magnetic pole and associated rotor: The present invention provides a method for mounting at least one magnetic pole of a rotor of a motor of a synchronous electrical rotating machine from elementary elements, the rotor including a hub. The method includes the following successive steps: forming a set by fixing at least two elementary elements... Agent: Davidson, Davidson & Kappel, LLC

20090261677 - Motor rotor, electric power steering apparatus and production method thereof: A motor rotor has: a rotor yoke; a plurality of magnet fixing sections formed on the lateral surface of the rotor yoke; segment magnets respectively fixed to the magnet fixing sections and extending in the axial direction of the rotor yoke; and a plurality of projections which are provided, on... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090261678 - High-speed permanent magnet motor and generator with low-loss metal rotor: Certain exemplary embodiments can provide a system, machine, device, manufacture, circuit, and/or method adapted for providing an electric machine comprising: a rotor comprising a plurality of magnets retained on said rotor via a sleeve that is retained via a band comprising a stacked plurality of washer laminations, each of said... Agent: Michael N. Haynes

20090261679 - Rotating electrical machine: An object of the present invention is to provide an internal permanent magnet type rotating electrical machine capable of maintaining compactness and high output and reducing vibration and noise caused by electromagnetic force. The rotating electrical machine of the present invention has an annular stator and a rotor that is... Agent: Foley And Lardner LLP Suite 500

20090261680 - Spindle motor, and recording and reproducing apparatus equipped with the same: With a spindle motor 20, a stator core 8 comprises a plurality of salient pole portions 51 that are formed in a radial shape, are wound with a stator coil 9, and are disposed at a uniform angle except for a non-equiangular pitch region, an circular outer peripheral yoke 52... Agent: Wenderoth, Lind & Ponack L.L.P.

20090261681 - Armature in rotary electric device and its manufacturing method: An armature where at least one of a first winding wire and a second winding wire is wound around slots that are opposed to all magnetic poles serving as a same magnetic pole in a predetermined winding direction so as to correspond to a predetermined winding number as a total... Agent: Oliff & Berridge, PLC

20090261682 - Stator of rotating electric machine, and component for use in stator: A coil sub-assy includes a coil plate which has an insulating film attached to at least one side thereof and an “I”-shaped portion to be inserted into a slot of a stator core. The plurality of coil plates forming coils of an identical phase are laminated in a thickness direction... Agent: Sughrue Mion, PLLC

20090261685 - Segment-core type stator for inner-rotor type rotary electric machines and an improved method for manufacturing the stator: When accommodating a cage stator coil in a stator core made up of distributed cores, an end side distributed core composing end side core at an end side in axial direction is made larger than a central side distributed core composing central side core. The cage stator coil is formed... Agent: Nixon & Vanderhye, PC

20090261684 - Stator of electric rotating machine: The stator of an electric rotating machine includes a stator core having slots formed at an inner periphery thereof, and a stator winding constituted by conductive wires wound on the slots. The stator winding including in-slot portions accommodated in the slots and turn portions each connecting each adjacent two of... Agent: Nixon & Vanderhye, PC

20090261686 - Stator of electric rotating machine and electric rotating machine: The stator of an electric rotating machine includes a stator core having slots formed therein along a circumferential direction thereof, and a stator winding formed by conductive wires wound on the slots. The stator winding includes in-slot portions accommodated in the slots and turn portions each of which connects each... Agent: Nixon & Vanderhye, PC

20090261683 - Stator or rotor for electrical machines, and method for its production: The method serves to produce a stator or rotor having a distributed wave winding, in which the wires (15) are associated in pairs lying with straight segments (20) in the same slots. Head portions (22) of two successive straight segments of each wire of a pair protrude from opposite ends... Agent: Stites & Harbison PLLC

20090261687 - Method and device for manufacturing a multilayer compression moulded element: The invention relates to a method and a device for manufacturing a multi-layer compression moulded element and to a compression moulded element which is embodied as a multi-layer carbon brush and has at least a first and a second moulding layer, in which, in order to carry out the method,... Agent: Intellectual Property Group Fredrikson & Byron, P.A.

20090261688 - Microactuator having multiple degrees of freedom: A MEMS vertical displacement device for vertically displacing and tilting a vertically displaceable platform. The vertically displaceable platform may be displaced using a plurality of recurve actuators configured to provide vertical displacement without horizontal movement. The vertically displaceable platform may be tilted about two axes to yield tilting that is... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090261689 - System and method for providing a piezoelectric electromagnetic hybrid vibrating energy harvester: A system and method are disclosed for providing a piezoelectric electromagnetic hybrid vibrating energy harvester. The invention comprises a piezoelectric vibrating energy harvesting device that harvests electrical energy from vibrations using a piezoelectric effect. The invention also comprises an electromagnetic vibrating energy harvesting device that simultaneously harvests electrical energy from... Agent: Anthony Miologos Honeywell International Inc.

20090261690 - Ultrasonic wave handling device and a microscopic in-tube inspection system: An ultrasonic wave handling device (1) includes a stator (11) with a working member hole H and a pillar shaped working member (12) which is inserted in the working member hole H. The outline of the working member hole H forms a square shape. Ultrasonic wave generating elements (13) for... Agent: Kanesaka Berner And Partners LLP

20090261691 - Microelectromechanical device and method for manufacturing the same: The present invention relates to a microelectromechanical device having a simple structure in which strains of the semiconductor substrate can be reduced. Both a semiconductor substrate 17 and a second substrate 14 are disposed to face a first main surface 13a of the first substrate 13 and connected to the... Agent: Hogan & Hartson L.L.P.

20090261692 - Motor: A motor includes a base, a stator and a bearing both mounted to the base, a rotor and a retaining ring. The rotor includes a shaft having an annular groove formed in an outer periphery thereof to form a neck with a first outer diameter. The shaft includes an obstructing... Agent: Kamrath & Associates P.A.