Electrical generator or motor structure inventions 05/08

20080122298 - Arc-break non-electric permanent magnet motion using racks and/or rails set: This abstract section is written to explain this patent application. A magnetic motion has been found utilizing the sides and corners of permanent magnets. This motion has been taught at public schools by myself and the magnetic motion at certain angles continues to perform without fail. The intent of this... Agent: J. Stuart Roberts

20080122299 - Magnetic force reciprocating motor: An electro-magnetic reciprocating engine and method for converting an internal combustion engine to an electro-magnetic reciprocating engine wherein a ferrite magnet is secured to the top of each piston reciprocally disposed in a cylinder, and an electro-magnet spaced apart from said ferrite magnet on the top of each cylinder. The... Agent: Mchale & Slavin, P.A.

20080122300 - Motor: A motor adapted to rotate an element of an appliance, for example, a drum of a washing machine, is disclosed. The motor includes a rotating shaft which is rotatably mounted to a motor mounting member of an appliance, a rotor which includes magnets circumferentially arranged at a position radially spaced... Agent: Ked & Associates, LLP

20080122301 - Motor stator structure: In a motor stator structure, a neutral-point bus ring is arranged along an inner peripheral portion of a stator, and alternately includes a larger-diameter portion, a first link portion, a smaller-diameter portion, and a second link portion. An end of a wound wire pulled out of a coil is located... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20080122302 - Pneumatic tool having integrated electricity generator with external stator: A pneumatic tool includes a nonmagnetic tool housing; a cylindrical rotor inside the tool housing and rotatable in response to a flow of pressurized fluid through the tool housing; magnets mounted in the rotor; and a stator external to the tool housing. The stator is dimensioned to cooperate with the... Agent: Sim & Mcburney

20080122303 - Direct-current motor and manufacturing method for the direct-current motor: A direct-current motor includes a stator having a magnetic field system, a rotor disposed around the stator, a commutator which rotates together with the rotor, and power supply brushes which are urged in the axial direction by urging members so as to come into contact with the sliding contact surfaces.... Agent: Akerman Senterfitt

20080122322 - Fan motor: In a fan motor, a fan boss of a fan is integrally rotatably connected to a housing of a drive motor unit. A plurality of fins axially extends from an inner surface of a bottom portion of the fan boss toward a bottom portion of the housing of the drive... Agent: Posz Law Group, PLC

20080122323 - Semiconductor device and rectifier system: High-efficiency Schottky diodes (HED) and rectifier systems having such semiconductor devices are provided, which Schottky diodes (HED) are composed of at least one Schottky diode combined with an additional semiconductor element, e.g., with magnetoresistors (TMBS) or with pn diodes (TJBS), and have trenches. Such high-efficiency Schottky diodes make it possible... Agent: Kenyon & Kenyon LLP

20080122304 - Resolver, method for manufacturing resolver, and device for mounting conductive wire to resolver: After a winding machine connects a winding wire to a terminal pin, a slackening member is moved in a substantially horizontal direction substantially orthogonal to a direction of a terminal block being extended so as to be located on an orbit of the winding wire. Then, a led part of... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20080122305 - Direct drive motor in washing machine: To achieve this, the present invention provides a direct drive motor in a washing machine including a stator 14 having a winding portion with coils wound thereon, a rotor having a sidewall 13b, and a rear wall 13a with a pass through hole 131 at a center, and fastening pass... Agent: Birch Stewart Kolasch & Birch

20080122306 - Magnet gear device: A magnetic gear device for converting a rotary force to a linear force, the device comprising a rotary assembly for accepting a rotary force, a linear assembly for accepting a linear force, and a magnet assembly linked to the rotary assembly sand the linear assembly for converting the rotary force... Agent: Italia Ip

20080122307 - Electric motor: An electric motor produces an increased output torque for a given amount of input electrical current by using two magnetic field parts adjacent a winding part. Preferably, the winding part is disposed between the field parts. In a first embodiment, the two field parts are radially spaced from one another... Agent: Sand & Sebolt

20080122308 - Method for stabilizing a magnetically levitated object: The invention relates to a method for stabilising a magnetically levitated object (2, 21, 31, 32, 52, 200) subjected to a constant magnetic field, said object being stable in at least one direction and unstable in at least one other direction. The inventive method is characterised in that it comprises... Agent: Cantor Colburn, LLP

20080122309 - Generator with ferromagnetic bobbin: An electromechanical machine includes a stator. A rotor is configured to rotate relative to the stator about a rotational axis. A coil extends about the axis and is wound on a bobbin. The bobbin surrounds the axis and has a circumferentially extending pocket in which the coil is located. The... Agent: Workman Nydegger

20080122310 - Method for producing a conductor bar of transposed stranded conductors: A conductor bar for a large, rotating electric machine includes a press-formed conductor loop having a rectangular cross-sectional shape. The conductor loop includes a plurality of identical, helically wound, Roebel transposed, stranded conductors. Each of the stranded conductors includes a cable including a plurality of electrically insulated individual wires, wherein... Agent: Darby & Darby P.C.

20080122311 - Rotor assembly and method of assembling a rotor of a high speed electric machine: A rotor assembly for a high speed electric machine and associated methods are provided. The rotor assembly includes a shaft, a plurality of laminations positioned along an axial extent of the shaft forming a lamination stack, a pair of end plates each positioned on one of the respective ends of... Agent: Bracewell & Giuliani LLP

20080122312 - Pancake style kinetic energy electrical generator: An apparatus to convert motion in the external environment into direct current electricity, comprising a round, pancake style, compressed canister, consisting of two round opposing faceplates held together by a central screw and post, passing through a rotor consisting of a central, hollow, core round disc-shaped magnet or magnets, sandwiched... Agent: Mr. Richard M. Dickson

20080122313 - Electrostatic operating apparatus: An electrostatic operating apparatus (electrostatic induction generator) includes a first substrate having a first electrode and a second electrode and set in a state where the first electrode and the second electrode are electrically separated from each other at least on the substrate and a second substrate including an electret... Agent: Ditthavong Mori & Steiner, P.C.

20080122314 - Acoustic wave device: An acoustic wave device includes an acoustic wave element provided on a substrate, a wiring that is provided on the substrate and is electrically connected to the acoustic wave element, a sealing portion that is provided on the substrate so as to cover the acoustic wave element and the wiring,... Agent: Arent Fox LLP

20080122315 - Substrate supporting vibration structure, input device having haptic function, and electronic device: There is provided a substrate supporting vibration structure which is a vibration structure for supporting a substrate. The substrate supporting vibration structure includes a spacer member, fixed between a first substrate and a second substrate, having at least one form selected from a pillar form and a long strip form;... Agent: Bell, Boyd & Lloyd, LLP

20080122316 - Ultrasonic motor and microscope stage: An ultrasonic motor includes a vibrator formed by stacking a plurality of rectangular piezoelectric plates in a thickness direction, a driving circuit for applying a driving signal to a piezoelectric plate, and a detection circuit for detecting an electromotive force generated when the piezoelectric plate deforms, and this ultrasonic motor... Agent: Frishauf, Holtz, Goodman & Chick, PC

20080122317 - Multi-layer transducers with annular contacts: Transducer structures having multiple piezoelectric layer and annular contacts are described.... Agent: Kathy Manke Avago Technologies Limited

20080122318 - Acoustic wave device and method of manufacturing the same: A method of manufacturing an acoustic wave device includes: forming a conductive pattern on a wafer made of a piezoelectric substrate having an acoustic wave element, the conductive pattern including a first conductive pattern, a second conductive pattern and a third conductive pattern, the first conductive pattern being continuously formed... Agent: Arent Fox LLP

20080122319 - Method of forming high-density thick piezoelectric layer and piezoelectric device including high-density thick piezoelectric layer formed using the method: A method of forming a high density thick piezoelectric layer and a piezoelectric device the same. The method of forming the thick piezoelectric layer includes: forming a seed layer on a substrate by coating a sol including a piezoelectric material; primary heat-treating the seed layer; forming the thick piezoelectric layer... Agent: Stanzione & Kim, LLP

20080122321 - Thin film elastic wave resonator: An upper electrode (50) includes a first electrode section (51) formed in a circular shape and a second electrode section (52) and a third electrode section (53) formed in a fan-shaped manner outside of the first electrode section (51). The first, second, and third electrode sections (51 to 53) are... Agent: Wenderoth, Lind & Ponack L.L.P.

20080122320 - Transducers with annular contacts: An electronic device and transducer structures are described.... Agent: Kathy Manke Avago Technologies Limited

20080116753 - Appliances with brushless motors: A portable electric appliance (1, 23) such as a hand held hair dryer uses a brushless electric motor (13, 25) in combination with a secondary fan assembly (14) and/or an air scoop (24) to redirect air toward the motor (13, 25), to maintain a cool operating temperature. The appliance includes... Agent: Lawrence Cruz Conair Corporation

20080116754 - Devices, systems, and methods for producing an electric motor: Certain exemplary embodiments comprise an electric motor that comprises a stiff shaft. The electric motor can have an output rating that is greater than approximately 200 horsepower. The electric motor can have a ratio of a rotor core length to an outside stator diameter that is greater than approximately 0.7.... Agent: Siemens Corporation Intellectual Property Department

20080116770 - Drive circuits: A drive circuit includes an ac network and first and second network rectifier/inverters (which can be active or passive) that are connected to the ac network in parallel. A first PWM rectifier/inverter is connected to the first network rectifier/inverter through a first dc link. A second PWM rectifier/inverter is connected... Agent: Kirschstein, Ottinger, Israel & Schiffmiller, P.c.

20080116755 - Armature and motor: In an armature of a motor, each of windings is wound around at least two of a plurality of tooth portions of a core to form at least two wound parts of the winding. A crossover of each winding, which connects between corresponding two of the at least two wound... Agent: Posz Law Group, Plc

20080116756 - Motor: A motor includes a bushing, a stator, a rotor and a magnetic body. The stator is telescoped to the bushing. The rotor has a shaft and a magnetic element. The shaft is disposed in the bushing, and the magnetic element is disposed corresponding to the stator structure. The magnetic body... Agent: Birch Stewart Kolasch & Birch

20080116757 - Motor having magnetic fluid bearing structure: A motor having a magnetic fluid bearing structure, which includes at least one bearing, at least one magnetic element and a magnetic fluid. The bearing is telescoped onto a shaft, and the magnetic element is coupled to the bearing. The magnetic fluid is kept between the bearing and the shaft.... Agent: Birch Stewart Kolasch & Birch

20080116758 - Electric actuator and a motor used therein: A motor comprises a rotor fixed to a shaft and a stator comprising a permanent magnet on the inner circumferential surface of a motor casing. The shaft extends from the opening end of the motor casing and has a worm wheel in a gear casing. The end face of the... Agent: Ostrolenk Faber Gerb & Soffen

20080116759 - Adaptive winding system and control method for electric machines: An adaptive winding configurations and control method is disclosed for the electromagnetic poles of electric machines, including motors and generators. Motors utilizing the inventive adaptive winding configuration and control method are able to dynamically adjust their operating characteristics to maintain a constant rated power over a large operating speed range... Agent: Arent Fox LLP

20080116760 - Electric rotating machine with armature coil: An electric rotating machine has a stator generating a magnetic flux and a rotor with a columnar armature core and an armature coil wound on the core. The flux passes through the rotor. The rotor is rotatable around its center axis. The core has slots aligned along its circumferential direction.... Agent: Oliff & Berridge, Plc

20080116761 - Stator structures: The stator structures including: a stator base has a plurality of stator slots and every stator slot is including two outside tunnels and an internal tunnel. The width of every outside tunnels is wider than the internal tunnel. Tow stator arrangements are provided on end of the stator base respectively.... Agent: Bacon & Thomas, Pllc

20080116762 - Acoustic wave device: An acoustic wave device includes an acoustic wave element formed on a piezoelectric substrate, and a terminal that makes an electric connection with an outside of the acoustic wave device. The terminal has a protrusion electrode having a side surface coated with a coating film having a non-coating portion.... Agent: Arent Fox LLP

20080116763 - Mold including a piezoelectric power generating arrangement: A mold having a piezoelectric power generating arrangement, includes first and second die halves having a molding cavity therein for forming a molded product when a molding material is poured therein, piezoelectric elements positioned beneath at least one die half for generating electrical power when a load is applied on... Agent: Richard M. Goldberg

20080116764 - Electroactive polymer actuated devices: Devices employing electroactive polymer actuators are disclosed. The devices include pumps, valves, cameras (where electroactive polymer actuators control either one or both of zoom and focus), vibrators (for inclusion in cell phones, game console controls, etc.) and audio speakers. These devices advantageously incorporate the actuator configurations described. The devices generally... Agent: Levine Bagade Han LLP

20080116765 - Ultrasonic sensor: An ultrasonic sensor includes a plurality of converters and a protection component. The plurality of converters convert one of a received ultrasonic wave into an electric signal and an electric signal into an ultrasonic wave for transmission. The plurality of converters are juxtaposed. The protection component protects each of the... Agent: Posz Law Group, Plc

20080116766 - Piezoelectric pressure sensor: The invention relates to a piezoelectric pressure sensor comprising an outer housing separated by an annular gap from an inner housing, which inner housing is attached to the outer housing on the pressure side. At least one piezoelectric measuring element being positioned between a diaphragm placed on the pressure side... Agent: Dykema Gossett Pllc

20080116767 - Piezoelectric generation system and generation method thereof: A piezoelectric generation system and piezoelectric generating method for use in a nebulizer are disclosed. The system and method comprises using a processing unit to control the frequency generation unit to continuously generate the first electrical signals with a serial predetermined frequency band range (or third electrical signals after converting... Agent: Rosenberg, Klein & Lee

20080116768 - Multilayer piezoelectric element: A multilayer piezoelectric element has a laminate body in which a plurality of piezoelectric bodies and a plurality of internal electrodes are alternately laminated and sintered. The plurality of internal electrodes comprise a first electrode and a second electrode. The laminate body has an active portion in which the first... Agent: Oliff & Berridge, Plc

20080116769 - Method of manufacturing quartz resonator, quartz resonator and electronic part: An object of the present invention is to avoid short circuits between excitation electrodes by suppressing staying of metal films on a crotch portion by means of reducing storage of resist on the crotch portion of a tuning fork when forming excitation electrodes on respective arms of the tuning fork... Agent: Jordan And Hamburg LLP

20080111430 - Iron core linear motor having low detent force with high power density: The exact dimensioning of the iron poles (522) is dependent inter alia on the dimensioning of the coils (51) and other characteristics of the linear motor (1) as a whole, and can be found and optimized by simulations. Here, an optimum is sought between as great a reduction as possible... Agent: Weingarten, Schurgin, Gagnebin & Lebovici LLP

20080111431 - Linear actuator using magnetostrictive power element: A linear actuator includes a substantially cylindrical magnetostrictive element disposed in a housing. A retainer is cooperatively engaged with the housing and an exterior of the magnetostrictive element such that relaxed portions of the magnetostrictive element are frictionally retained in the retainer. An actuator rod is functionally coupled to one... Agent: Schlumberger Reservoir Completions

20080111432 - Electromagnetic oscillator with electrical and mechanical output: An oscillator typically includes several pivotable oscillating arms each having a drive magnet and a follower magnet thereon so that the drive magnet on one arm drives movement of the follower magnet on another arm to oscillatingly pivot the other arm. Typically, a first repelling magnet is mounted on each... Agent: Sand & Sebolt

20080111433 - Devices and/or systems for mounting an auxiliary blower: Certain exemplary embodiments can comprise a system, which can comprise an electric motor cooling fan. The electric motor cooling fan can be driven by an auxiliary motor distinct from an electric motor adapted to be cooled by the electric motor cooling fan. The system can comprise a motor enclosure of... Agent: Siemens Corporation Intellectual Property Department

20080111434 - Electric motors for powering downhole tools: An electric-motor assembly for installation in a borehole to power a downhole tools such as a pump has a first impermeable tube defining an axis and a stator fixed in the tube and having a series of coiled windings and laminations and electrically insulating potting in which the laminations and... Agent: K.f. Ross P.c.

20080111435 - Surface magnet type motor, fabrication method of surface magnet type motor, and internal combustion engine with surface magnet type motor: A surface magnet type motor having a magnet at a surface of a rotor includes an anti-scattering tube formed in a cylindrical configuration longer in length than the magnet of the rotor in the axial direction, having the magnet press-fitted inside to prevent scattering of the magnet. A stress alleviation... Agent: Kenyon & Kenyon LLP

20080111436 - Permanent magnet for a motor, motor, and magnetizing method: The present invention relates to a cylindrical permanent magnet which is used in a micro DC brushless motor used in a compact hard disc etc. An Sm—Co based magnetic material is used as a magnetic material and the permanent magnet has domains magnetized in a radial direction and arranged at... Agent: Bruce L. Adams, Esq. Adams & Wilks

20080111437 - Continuous rotary motor: A motor includes a ferromagnetic member with first and second portions, a conductive wire wrapped around the first portions of the ferromagnetic member, and at least one magnet rotatably coupled to the ferromagnetic member having first and second poles and generating magnetic flux. The ferromagnetic member and the at least... Agent: Honeywell International Inc.

20080111438 - Armature winding of electric rotating machine, stator of electric rotating machine and electric rotating machine: An armature winding of an electric rotating machine is provided, which includes at least one armature winding bar composed of a plurality of element wire conductors, wherein the armature winding bar includes an element wire conductor configured to have twisted transposing angles of 180 degrees at one border zone and... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080111439 - Insulation device for linear motor: An insulation device for being assembled in a linear motor is primarily made through molding a sheet insulation material into an insulation module with the shape harmonized with the shape of an iron core of a linear motor. Thus, coil wildings can be indirectly wrapped around the iron core with... Agent: Charles E. Baxley, Esq.

20080111440 - Sliding contact assembly with dust removal: A sliding contact assembly comprises: at least one contact slide track; a brush holder for holding at least one brush contact member and maintaining the at least one brush contact member in sliding contact with the at least one contact slide track during relative movement between the brush contact member... Agent: Daffer Mcdaniel LLP

20080111441 - Brush holder: A brush holder (2) has a carbon holder (4) which forms a guide (38) for a carbon brush (6) and at which a holding spring (10) that presses the carbon brush (6) against a first guide side of the guide (38) with a holding pressure force (HF), is provided, with... Agent: Abelman, Frayne & Schwab

20080111442 - Brush holder: A brush holder (2) has a carbon holder (4) which forms a guide (12) for a carbon brush (6) and at which there is provided a spring arrangement that applies a contact spring force (KF) to the carbon brush (6) along the guide (12) and, at the same time, presses... Agent: Abelman, Frayne & Schwab

20080111443 - Rotating electrical machine: An alternator can reduce the size of welding equipment and shorten the time of welding operation while ensuring high performance and high quality with the generation of electromagnetic noise being suppressed. The alternator includes a rotor having N poles and S poles alternately formed along a circumferential direction thereof, a... Agent: Sughrue Mion, Pllc

20080111445 - Drive module comprising an mems micromotor, process for the production of this module and timepiece fitted with this module: The invention proposes a drive module intended to engage with a clock wheel having a plate made of crystalline or amorphous material comprising a lower layer, which forms a substrate, and an upper layer, into which an MEMS type of micromotor is etched, wherein the micromotor has at least one... Agent: Griffin & Szipl, Pc

20080111444 - Electret device and electrostatic operating apparatus: An electret device includes a substrate formed with a plurality of recess portions on a main surface thereof and an electret film so formed on the main surface of the substrate as to cover at least inner surfaces of the recess portions.... Agent: Ditthavong Mori & Steiner, P.c.

20080111446 - Inertial driving actuator: An inertial driving actuator includes a fixing member, a moving element that is fixed to the fixing member and generates a small displacement by extension and contraction, an oscillation substrate that is fixed to the moving element and is moved linearly reciprocally by the small displacement, and a moving body... Agent: Scully Scott Murphy & Presser, Pc

20080111447 - Inertial driving actuator: An inertial driving actuator includes a fixing member, a moving element that is fixed to the fixing member and generates a small displacement by extension and contraction, an oscillation substrate that is fixed to the moving element and is moved linearly reciprocally by the small displacement, and a moving body... Agent: Scully Scott Murphy & Presser, Pc

20080111448 - Acoustic reflector: An acoustic reflector (10) suitable for use as a reflective target for navigational aids and for location and re-location applications. The acoustic reflector comprises a shell (12) arranged to surround a solid core (16). The shell is adapted to transmit acoustic waves (18) incident thereon into the core (16). Within... Agent: Nixon & Vanderhye, Pc

20080111449 - Arrangement for the mechanical interfacing of a mems micromotor with a clock wheel and timepiece comprising this arrangement: The invention proposes an arrangement for the mechanical interfacing of a micromotor of the MEMS type with a toothed wheel in which the micromotor is produced in the upper layer of a plate made of crystalline or amorphous material and comprises at least one actuator which drives a rotor in... Agent: Griffin & Szipl, Pc

20080111450 - Boundary acoustic wave device: A boundary acoustic wave device includes a quartz substrate, an IDT located on the substrate, and a dielectric arranged so as to cover the IDT. A boundary acoustic wave propagates across a boundary between the quartz substrate and the dielectric. The thickness of the IDT is determined so that the... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20080111451 - Vibratory gyroscope: A vibratory gyroscope including a vibrator (10) integrally having a plate-like body portion (11) spreading along a reference plane, three drive arms (12, 13, 14) extending in a first direction from the body portion along the reference plane, and two detection arms (15, 16) extending in a second direction opposite... Agent: Collard & Roe, P.c.

20080111452 - Piezoelectric/electrostrictive material, piezoelectric/electrostrictive body, and piezoelectric/electrostrictive element: v

20080111453 - Piezoelectric/electrostrictive film element: A lower electrode 4 and an auxiliary electrode 8, a piezoelectric/electrostrictive film 5, and an upper electrode 6 are sequentially arranged in layers on a substrate 1. The lower electrode 4 is continuously formed in a region ranging from a first portion of the thick-walled portion 2 to a thin-walled... Agent: Burr & Brown

20080106155 - Linear motor system: In a linear motor system, constituted by a linear motor 100, a controller 7 for supplying a variable voltage, a winding switching device 6, for opening and closing phase windings 5 of individual phases that form a plurality of winding groups 4 that are separated in a stroke direction, the... Agent: Sughrue Mion, PLLC

20080106156 - Oscillating motor for a personal care appliance: The motor includes an E-core stator assembly with a source of alternating current and an armature portion mounted to be responsive to the stator to oscillate back and forth through an arc portion of the personal care appliance and flexure elements are connected between the armature and the mounting member,... Agent: Jensen + Puntigam, P.s.

20080106157 - Rotating electrical machine winding, rotating electrical machine, and semiconductive insulating component used therein: When a rotating electrical machine winding is inserted into a slot with a protective insulation intervening between them, a semiconductive insulating layer is lap-wound between an interlayer insulating layer of the rotating electrical machine winding and the protective insulation, the semiconductive insulating layer being formed by center-folding a continuous semiconductive... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080106161 - Axial air-gap electronic motor: In an axial air-gap electronic motor having a stator that is formed by annularly connecting a plurality of core members around an axis of a rotor output axis, an insulator that insulates a winding portion of a stator core of each core member is formed in the winding portion in... Agent: Kanesaka Berner And Partners LLP

20080106163 - Driving device with rotating electric machine: A transaxle includes a case having an opening, a second rotating electric machine stored in the opening of the case and having a stators, a rear planetary gear stored in the transaxle case and connected to the second rotating electric machine, a transaxle rear cover sealing the opening and a... Agent: Oliff & Berridge, PLC

20080106164 - Rotary electric machine: , is less than 12%. According to this configuration, mechanical strength of the frame and its producibility are maintained, and cogging torque caused by magnetic-circuit distortion in an iron core generated due to the frame shape is also reduced.... Agent: Leydig Voit & Mayer, Ltd

20080106166 - Compact structure of starter: A starter which may employed in starting an engine is provided. The starter includes an electromagnetic actuator and a pinion carrier. The pinion carrier includes a pinion and a holder. The holder retains a shift lever and transmits movement of the shift lever, as achieved by a magnetic attraction produced... Agent: Oliff & Berridge, PLC

20080106158 - Step motor: A step motor includes a rotor having four magnetic poles, a first magnetic pole magnetically excited by a first coil, a second magnetic pole magnetically excited by a second coil, and a third magnetic pole magnetically excited by the first coil and the second coil. A gap between the third... Agent: Michaud-duffy Group LLP

20080106159 - Portable power working machine: A portable power working machine includes a drive unit disposed in a motor housing connected to a proximal end of an operating arm. The drive unit rotates a cutting blade at a distal end of the operating arm. The motor housing has an inlet and an outlet for cooling air... Agent: Smith, Gambrell & Russell

20080106160 - Power module and motor integrated control unit: A power module comprises a heat radiation layer having the first main surface and the second main surface of reverse side opposed to the first main surface, an insulation layer disposed on the first main surface of a radiation layer, a wiring potion for current circuit disposed on the insulation... Agent: Crowell & Moring LLP Intellectual Property Group

20080106162 - Rotary electrical machine and electric vehicle having the same: A rotary electrical machine includes a rotational shaft supported by a housing for rotation about an axis, a rotor coupled with the rotational shaft, and a stator fixed to the housing and oriented to face the rotor. A rotor position changing mechanism moves the rotor in an axial direction of... Agent: Knobbe Martens Olson & Bear LLP

20080106165 - Bearing assembly having a mechanical component and using attractive magnetic forces: A magnetic bearing assembly, either radial or linear, utilizes attractive magnetic forces between inner and outer components of the assembly. The assembly includes a mechanical device for controlling relative movement between the components in first and second directions, while permitting relative movement between them in a third direction. At least... Agent: Ratnerprestia

20080106167 - Motor and recording disk drive device provided with the same: In a spindle motor, a core includes a plurality of core plates, which are laminated one on another. The core is constituted by laminating two cores, that is, a first core and a second core, which are different from each other in shape of a surface facing to a rotor... Agent: Volentine & Whitt PLLC

20080106169 - Actuation device:

20080106168 - Mems comb device: A MEMS comb device including a stationary comb fixed on a substrate, a movable comb separated from the substrate, and a spring movably supporting the movable comb. The stationary comb includes a stationary stage, and a plurality of stationary fingers protruding from the stationary stage and arranged in a plurality... Agent: Sughrue Mion, PLLC

20080106170 - Solid state gimbal system: A non-mechanical gimbal system is presented. The gimbal system includes a gimbal housing, including hemispherical and annular caps, rotatable sphere, and at least two curvilinear actuators. The hemispherical cap is attached to the annular cap in a removable fashion so as to surround the rotatable sphere. The curvilinear actuators are... Agent: Michael G. Crilly, Esquire

20080106171 - Self-focusing acoustic transducers to cool mobile devices: A self-focusing acoustic transducer for cooling a computing device is described. The self-focusing acoustic transducer is integrated into a heat generating component or into an external wall of a mobile computing device. The self-focusing acoustic transducer may be part of an array. A method of fabricating a self-focusing acoustic transducer... Agent: Blakely Sokoloff Taylor & Zafman

20080106172 - Piezoelectric device: A piezoelectric device comprises: a piezoelectric resonator element having a base, a plurality of oscillating arms paralleled each other and extended from the base, a plurality of supporting arms extended from the base and in parallel with the side surface of each of the plurality of oscillating arms so as... Agent: Harness, Dickey & Pierce, P.L.C

20080100151 - Brushless motor: The brushless motor includes a first permanent magnet magnetized in a direction perpendicular to the drive direction, and a electromagnetic coil wound around an axis parallel to the drive direction. The drive control circuit supplies a drive current in a given first electric current direction to the electromagnetic coil without... Agent: Harness, Dickey & Pierce, P.L.C

20080100150 - Heat dissipater: A heat dissipater within a linear motor system comprising a core, the core having a base and a projecting portion projecting from the base; the heat dissipater in thermal contact with the core; and a coil wrapped around both the core and the heat dissipater.... Agent: Fish & Richardson PC

20080100149 - Positioning apparatus, exposure apparatus, and device manufacturing method: This invention provides a positioning apparatus which improves the throughput by accelerating a stage in a shorter period of time while ensuring a fine positioning characteristic. A movable element is arranged on the side of a stage while a stator is arranged on the side of a base guide such... Agent: Morgan & Finnegan, L.L.P.

20080100152 - Sliding door comprising a magnetic support and/or drive system comprising a row of magnets: A magnetic drive system for driving a door leaf in a driving direction is disclosed. The drive system includes a row of magnets disposed in the driving direction and having a longitudinal direction, the magnets being arranged so that magnetizations of the magnets reverse in accordance with a predetermined pattern;... Agent: Cohen, Pontani, Lieberman & Pavane

20080100153 - Electrical device and accessory for an electrical device: In an electrical device, in particular a power tool, equipped with a commutator motor, and in an accessory for an electrical device of this kind, a carbon brush shape adapting device is an integral component of the electrical device or of the accessory.... Agent: Striker, Striker & Stenby

20080100155 - Spindle motor having radial and axial bearing systems: The invention relates to a spindle motor having a stationary part and a rotating part that are rotatably supported with respect to each other by means of radial and axial bearing systems, the radial bearing system being a fluid bearing and the rotating part being driven by an electromagnetic drive... Agent: Cooper & Dunham, LLP

20080100157 - Axial gap coreless motor and positioning unit: An axial gap coreless motor includes a stator including a stator yoke having a surface and being composed of a plurality of laminated layers of silicon steel sheets secured together, a wiring substrate having a surface and being disposed on the stator yoke surface, and a plurality of coreless coils... Agent: Pearne & Gordon LLP

20080100156 - Method and device for compensating vibrations of an electrical machine, and electrical machines comprising one such device: A method of compensating vibration of an electrical machine comprising a stator and a moving portion, said stator being subjected to magnetic forces generated by alternating electrical excitation and leading to deformation thereof. The method comprises exciting piezoelectric actuators secured at predetermined action locations on the outside surface of the... Agent: Matthew R. Jenkins, Esq.

20080100158 - Superconductivity rotor having torque tube: A superconductivity rotor has a field coil portion wound with a superconductivity wire, a support portion for supporting the field coil portion, torque tubes positioned at both ends of the support portion and transmitting a torque to an outside from the field coil portion, an inner casing for housing the... Agent: Dickstein Shapiro LLP

20080100159 - Apparatus for cooling stator lamination stacks of electircal machines: A coaxial stack of laminations for a stator of an electrical machine uses laminations that are substantially identical and in direct abutment with one another. Each of the laminations has an outer periphery and an inner periphery with the outer periphery being defined by an array of outwardly projecting pins... Agent: General Motors Corporation Legal Staff

20080100183 - Bicycle electric generator: A bicycle electric generator is provided with a power generation unit and a controller. The power generation unit includes a rotor arranged to rotate and a stator with a coil arranged to produce a plurality of electrical output states in which a number of turns of the coil that are... Agent: GlobalIPCounselors, LLP

20080100184 - Protector mounting apparatus for protector mounted adjacent the windings of a motor: A motor includes a stator core and windings extending through the stator core. The windings include end turns extending from the stator core that form a coil. A protector is electrically connected to the windings and is positioned adjacent the coil. A bracket is sized and shaped to receive the... Agent: Senniger Powers LLP

20080100161 - Ceiling fan motor: A ceiling fan motor includes a housing having top and bottom casing parts, a stator disposed in the housing and having a stator axis, and a rotor unit including a mounting seat that has an inner tubular wall surrounding the stator, an outer tubular wall spaced apart from and surrounding... Agent: Gallagher & Lathrop, A Professional Corporation

20080100163 - Magnetic suspension with integrated motor: A passive magnetic suspension acts as an electric motor with the introduction of lead means, such as motor windings, to harness and output the generated torque or voltage from the magnetic fields. The magnetic suspension consists of at least one magnetic element (typically a disc) fixed to a stator element... Agent: Law Office Of Polly L. Oliver

20080100154 - Compacted magnetic core with high resistance, manufacturing method thereof, and motor for electric car: A compacted magnetic core with a high resistance, which comprises compacted magnetic powder of an iron powder or an alloy powder containing iron as a main ingredient and a layer of a rare earth metal fluoride or an alkaline earth metal fluoride on the surface of the powder, wherein the... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080100160 - Fan apparatus: A fan apparatus includes a motor, a circuit board, an impeller having a plurality of rotator blades rotatably driven by the motor, a supporter, an outer frame, and a plurality of stator blades connecting the supporter and the outer frame. An accommodation groove is arranged at least one of the... Agent: Volentine & Whitt PLLC

20080100162 - Magnetic bearings: A magnetic bearing has two bearing members each of which carries a set of bearing elements. The bearing elements carried by one member are interleaved with the bearing elements carried by the other member to define three or more substantially parallel interleaf gaps between successive elements, so that bearing forces... Agent: Goodwin Procter LLP Patent Administrator

20080100164 - Inductor-type synchronous machine: An inductor-type synchronous machine includes field stators having field elements by which an N-pole and an S-pole are concentrically formed, rotors to which a rotating shaft is fixed and has N-pole inductors disposed so as to face the N-pole of the field elements and S-pole inductors disposed so as to... Agent: Foley And Lardner LLP Suite 500

20080100165 - Integrated permanent magnet motor and blower: An integrated blower and motor is provided. The integrated blower and motor can include a rotor and a stator, wherein the rotor is disposed with a central bore of the stator. The integrated blower and motor includes a fan, wherein the fan can be attached to the rotor. According to... Agent: Foley And Lardner LLP Suite 500

20080100166 - Motor having stator with generally planar windings: An electric motor features liquid cooling capability. A rotor is coupled to a shaft for rotation therewith. The rotor comprises a first annular member and magnets secured to the first annular member. A stator is spaced axially apart from the rotor. The stator comprises one or more generally planar windings... Agent: Deere & Company

20080100167 - Permanent magnet machine rotor: A rotor for an interior permanent magnet machine has a rotor body having an output shaft and a first cavity filled with magnetic material. Second cavities are disposed inboard of the first cavities and are not filled with magnetic material. Non-magnetic rods extend through the second cavities and protrude beyond... Agent: General Motors Corporation Legal Staff

20080100168 - Dual rotor electromagnetic machine: The invention relates to an electric synchronous machine. There is a need for a dual rotor electric synchronous machine which has a mechanism for adjusting the rotor relative angular displacement while the machine is running in order to reduce back emf. There is a need for such an adjusting mechanism... Agent: Deere & Company

20080100169 - Homopolar electrical generator: The present invention relates to a homopolar generator which comprises a plurality of stationary electrically conductive plates, a plurality of rotary magnetic plates, a drive device for effecting the rotation of the rotary magnetic plates, and an electrical circuit assembly for extracting electrical current from the generator.... Agent: Lin Yu

20080100170 - Carbon brush with wear-protecting means: A carbon brush (2) has an end contacting side (4) and an end application side (10) remote of the latter, and four side surfaces (8a, 8b, 8c, 8d), wherein wear-protecting means are arranged at an end area (24) facing the end application side (10). The wear-protecting means are formed as... Agent: Abelman, Frayne & Schwab

20080100171 - Stator, motor and record medium drive apparatus and method of fabricating stator: A stator includes a base board, a plurality of coil patterns patterned on one face of the base board, a stator core having a ring-like portion formed in a ring-like shape, a plurality of teeth base ends of which are fixed to the ring-like portion and front end portions formed... Agent: Bruce L. Adams, Esq.

20080100172 - Electric fan: An electric fan includes a stator having a bobbin (121) with coil (127) wound thereon, a first magnetic pole plate (122) arranged on a first side of the bobbin, and a second magnetic pole plate (123) arranged on a second side opposite to the first side of the bobbin. Each... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang J

20080100173 - Magnet rotor, movable magnet-type instrument with the magnet rotor, and stepping motor with the magnet rotor: A magnet rotor in which rotation prevention and positional displacement (rattling, and misalignment of axes) between a magnet and a rotor body can be restricted, a movable magnet type-instrument with the magnet rotor, and a stepping motor with the magnet rotor. In the magnet rotor, projections (11) and recesses (12)... Agent: Mcdermott Will & Emery LLP

20080100174 - Motor having stator with generally planar windings: An electric motor features liquid cooling capability. A rotor and a secondary rotor are coupled to a shaft for rotation therewith. The rotor comprises a first annular member and magnets secured to the first annular member. The secondary rotor comprises a second annular member and secondary magnets secured to the... Agent: Deere & Company

20080100175 - Self-stabilizing, floating microelectromechanical device: The present invention relates to MicroElectroMechanical Systems (MEMS), devices and applications thereof in which a proof mass is caused to levitate by electrostatic repulsion. Configurations of electrodes are described that result in self-stabilized floating of the proof mass. The electrical properties of the electrodes causing floating, such as currents and/or... Agent: Michaelson & Associates

20080100176 - High sensitivity microsensors based on flexure induced frequency effects: Acoustic sensing utilizing a cantilever structure coupled about at least one side of said cantilever to a base substrate, wherein said cantilever includes a piezoelectric section and has at least one acoustic wave device on a portion of the cantilever, wherein a flexure of the cantilever produces force-frequency effects measurable... Agent: Vern Maine & Associates

20080100177 - Method of providing tactile feedback: A method provides tactile feedback emulating a click like feedback provided by one or more low cost, thin piezoelectric devices (142) to an input device (110) of an electronic device (100), the piezoelectric devices (142) being driven by two or more low voltage pulses (804, 806) within the temporal acuity... Agent: Ingrassia Fisher & Lorenz, P.C.

20080100178 - Electrical-to-mechanical transducer apparatus and method: A piezoelectric transducer able to convert an electrical signal into a mechanical motion. In various embodiments the transducer is used to form a motor and an actuator. In one embodiment a piezoceramic stack is supported as to experience a compressive load from a flexible beam. The flexible beam is installed... Agent: Harness Dickey & Pierce, PLC

20080100179 - Enhanced displacement piezoelectric motor: A mechanical energy generating apparatus is provided. The apparatus includes a shape changing flexure beam connected at opposing distal ends to first lever arms of a pair of opposing tilt connectors. The apparatus additionally includes a bias beam connected at opposing ends to second lever of the tilt connectors. The... Agent: Harness, Dickey & Pierce, P.L.C

20080100180 - Broadband energy harvester apparatus and method: A broadband vibration energy harvesting apparatus and method. In one embodiment, a straight piezoelectric beam and a straight biasing beam are disposed parallel to one another and axially compressed by a support structure such that both of the beams are slightly bowed. This buckles and reduces the axial stiffness of... Agent: Harness, Dickey & Pierce, P.L.C

20080100182 - Electric power generating apparatus for movement type equipment and self-generation system having the same: Provided are an electric power generating apparatus for a movement type equipment and a self-generation system having the same. The electric power generating apparatus for a movement type equipment includes: a piezoelectric beam having an end fixed to a movement type equipment and other end with a mass; and a... Agent: Ostrolenk Faber Gerb & Soffen

20080100181 - Non-linear piezoelectric mechanical-to-electrical generator system and method: A non-linear, piezoelectric mechanical-to-electrical generator especially well adapted for use with a Stirling engine, to thus form an electrical power generation system. In one form the generator includes a flexible beam that is configured in a bowed orientation to exert a compressive stress on a piezoceramic stack. A mechanical, linearly... Agent: Harness Dickey & Pierce, PLC