Electrical generator or motor structure inventions 07/08

20080179970 - Origin microadjustment mechanism for a linear motor: An origin microadjustment mechanism for a linear motor is assembled on a stator of the linear motor and comprises a load bearing member fixed to a sensing member and two positioning seats. The load bearing member is movably passed through the positioning seats, and the positioning seats are fixed to... Agent: Dr. Banger Shia

20080179971 - Actuator assembly including a single axis of rotation locking member: An actuator assembly including an actuator housing assembly and a single axis of rotation locking member fixedly attached to a portion of the actuator housing assembly and an external mounting structure. The single axis of rotation locking member restricting rotational movement of the actuator housing assembly about at least one... Agent: Honeywell International Inc.

20080179972 - Heat generating member cooling structure and drive unit: A heat generating member cooling structure in which a coolant space is formed between a heat releasing surface that is thermally connected to a heat generating member and an opposing surface that is positioned opposite the heat releasing surface, includes a plurality of heat releasing fins that are provided within... Agent: Oliff & Berridge, PLC

20080179973 - Methods for coupling an auxiliary blower to an electric motor: Certain exemplary embodiments can comprise a method, which can comprise obtaining an electric motor cooling fan. The electric motor cooling fan can be adapted to be operatively coupled to a motor enclosure of an electric motor. The motor enclosure can be configured in a ventilation pattern selected from a plurality... Agent: Siemens Corporation Intellectual Property Department

20080179999 - Motor drive system for railway vehicle: A motor drive system 10-1 for a railway vehicle is capable of reducing the weight of wiring, electromagnetic noise, and manufacturing cost. The motor drive system includes an inverter 11. The inverter is configured to control a motor 13-1 and is divided into at least two separate inverter units that... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080180000 - Power capacitors for ac motors mounted diametrically on associated transmissions: Power capacitors for AC motors are mounted diametrically on associated transmissions. The power capacitors are in one embodiment annular and in another embodiment, arcuate. By having power capacitors mounted on transmission housings diametrically, cooling of the power capacitors is facilitated for both air and liquid cooling.... Agent: General Motors Corporation Legal Staff

20080179974 - Motor protector attachment system: A motor protector receiving bracket (10) is shown for use with a multiphase motor protector having at least two terminal pins (4 and 5). The bracket has a back wall formed with first (12e) and second (12h) slots for receiving respective pin terminals of the protector cradled in the bracket... Agent: Sensata Technologies, Inc.

20080179975 - Resolver and motor: An insulator is arranged to cover a resolver stator core and includes a cover portion arranged to cover a core back portion and a tooth cover portion for covering a corresponding tooth. In the cover portion, a bridge pin is disposed to project axially upward. After a conductive wire is... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20080180001 - Hand crank generator: A hand crank generator includes crank, gear transmission, and generation motor driven by the gear transmission. The crank and the gear transmission are coupled to each other. A clutch gear is coupled to where between the crank and the gear transmission. The crank is manually driven to further drive the... Agent: Hdsl

20080179976 - Vibrating mechanism of a body vibration machine: A vibrating mechanism of a body vibration machine includes a step, a bottom board and a driving mechanism that has upper linking bars and lower linking bars connected with the step and the bottom board, and plural direction-restricting sets installed between the step and the bottom board. Each position-restricting set... Agent: Bacon & Thomas, PLLC

20080179978 - Motor: In a motor, a retaining claw with a slanted surface is arranged around the upper end of a tubular portion of a housing for mounting a rotor. A cylindrical portion is integrally formed in a peripheral area of a rotational axis of a turntable. A retaining member with retaining portions... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20080179979 - Motor end frame assembly and motor incorporating the same: An electric motor includes a stator, a rotor positioned adjacent the stator and cooperating with the stator to generate a torque, and a bearing support assembly coupled to the rotor to at least partially support the rotor for rotation. An end frame includes a post positioned to engage and support... Agent: Michael Best & Friedrich LLP

20080179977 - Stepping motor and method of manufacturing the same: A stepping motor includes a housing a supporting shaft a rotor, and a stator. The housing includes a first wall and a second wall facing each other. The supporting shaft is inserted into a through hole of the rotor and is held by the first wall and the second wall.... Agent: Nixon & Vanderhye, PC

20080179980 - 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

20080179981 - Aspects of winding symmetry in hpo motor design: A high phase order induction machine wound and permitted by coil symmetry to operate at fewer than the magnetically optimal number of poles is constrained by symmetry to be a two pole machine and be capable of operating on odd harmonics only, but with back-iron, end rings, and rotor core... Agent: Borealis Technical Limited

20080179982 - Transverse flux, switched reluctance, traction motor with bobbin wound coil, with integral liquid cooling loop: The present invention deals with a transverse flux machine of the switched reluctance variety. The transverse flux machine consists of multiple phases where each phase is spaced axially along the shaft. Axial spacing provides many benefits including a decreased weight and a capability to use simple wound bobbin coils for... Agent: Carlson, Gaskey & Olds, P.C.

20080179983 - Rotary electric machine with coil member and method of manufacturing coil member: In a rotary electric machine, a field coil member includes a first edgewise coil composed of a plurality of coaxially layered convolutions. The coaxially layered convolutions are wound around the outer periphery of the first pole core. The field coil member includes a second edgewise coil composed of a plurality... Agent: Oliff & Berridge, PLC

20080179984 - Method for manufacturing a conductor bar of a rotating electrical machine and a conductor bar manufactured according to this method: A method for manufacturing a conductor bar of a rotating electrical machine includes providing a conductor defining a longitudinal direction and having a rectangular cross section, and building up an insulation to a thickness d around the conductor by progressively winding an insulating tape around the conductor a plurality of... Agent: Darby & Darby P.C.

20080179985 - Rotating electrical machine: An alternator of high quality and high performance includes a rotor, a stator core arranged so as to surround the rotor and having a plurality of axially extending slots arranged at a predetermined circumferential pitch, and a stator having a stator winding fitted into the slots. The stator core includes... Agent: Sughrue Mion, PLLC

20080179986 - Dynamoelectric machine and manufacturing method for stator used therein: Respective divided segments of a collet are moved radially outward by moving an arbor axially. The respective divided segments thereby press an inner circumferential surface of a stator core of a stator from radially inside such that the stator is held coaxially by the collet. Next, shaping rollers are lowered... Agent: Sughrue Mion, PLLC

20080179987 - Reluctance motor rotor and reluctance motor equipped with the same: A rotor is adapted to be used in a reluctance motor configured to generate a magnetic field around the rotor to form magnetic circuits passing through the rotor to produce a driving force corresponding to a torque generated by changes in magnetic reluctance in the magnetic circuits. The rotor includes... Agent: GlobalIPCounselors, LLP

20080179988 - Mems device and fabrication method of the same: A microelectromechanical systems (MEMS) device includes a frame, an actuator formed on the same layer as the frame and connected to the frame to be capable of performing a relative motion with respect to the frame, and at least one stopper restricting a displacement of the actuator in a direction... Agent: Sughrue Mion, PLLC

20080179989 - Lamb wave device: A Lamb wave device includes a base substrate, a piezoelectric thin film which is provided on the base substrate and which has a floating portion floating above the base substrate, the floating portion having a first surface facing the base substrate and a second surface opposite to the first surface,... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20080179990 - Surface acoustic wave device with electro-static discharge protection: Sacrificial electrodes with fractal-shaped are formed on a SAW (surface acoustic wave) device. The sacrificial electrodes discharge electro-static charge in the SAW device for protecting the IDT (inter-digital transducer) from electrostatic break. Moreover, the sacrificial electrodes can control the path and the discharging degree of the electro-static discharge to avoid... Agent: Kusner & Jaffe Highland Place Suite 310

20080179991 - Electronic component and manufacturing method thereof: An electronic component has a structure which prevents corrosion caused by moisture intrusion through an electrode pattern extending inwardly from an edge connecting a side and one of main surfaces of a substrate and, therefore, deterioration of a characteristic rarely occurs over time. The electronic component includes, on the first... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20080179992 - Drive device and drive system: Driving techniques are provided which are capable of providing a sufficiently low-speed drive and a smooth change in the drive speed. Voltage is applied to an electromechanical element by repeating an output cycle in which one voltage value out of a first voltage value, a second voltage value lower than... Agent: Sidley Austin LLP

20080179993 - Structural material with piezoelectric material particles: A load-bearing structural member has a continuous structural material with piezoelectric material particles mixed in throughout. The structural material may be any of a variety of suitable materials, such as polymer materials, composite materials, ceramic materials, or concrete. The piezoelectric material particles may be used for evaluating the soundness of... Agent: Jonathan A. Platt Renner, Otto, Boisselle & Sklar, LLP

20080179994 - Energy confinement piezoelectric resonator: An energy trap piezoelectric resonator makes use of a harmonic wave in a thickness longitudinal vibration mode and can effectively suppress a spurious fundamental wave in a thickness longitudinal vibration mode without significantly suppressing the harmonic wave that is used for the resonator. The energy trap piezoelectric resonator has a... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20080179995 - Piezoelectric thin-film resonator:

20080179996 - Piezoelectric element and ultrasonic actuator: Internal electrode layers (5) include a common electrode layer (3) and feed electrode layers (6) alternately placed in a stacking direction with piezoelectric layers (1) interposed between the common electrode layer (3) and the feed electrode layers (6). The common electrode layer (3) has a common electrode (3a). The feed... Agent: Mcdermott Will & Emery LLP

20080179998 - Quartz crystal unit and manufacturing method of the same and manufacturing method of electronic apparatus: A quartz crystal unit comprising a quartz crystal tuning fork resonator capable of vibrating in a flexural mode of an inverse phase and having a quartz crystal tuning fork base, and first and second quartz crystal tuning fork tines connected to the quartz crystal tuning fork base, an electrode being... Agent: Bruce L. Adams, Esq Adams & Wilks

20080179997 - Tuning-fork type piezoelectric unit: An object is to provide a tuning-fork type piezoelectric unit in which as well as maintaining the vibration characteristics in the stationary condition when miniaturized, the bond strength is maintained, and also the frequency change for before and after a drop impact test is suppressed. The construction is such that... Agent: Edwards Angell Palmer & Dodge LLP

20080174185 - Detent force correcting: An apparatus comprises a linear electromagnetic actuator which has a series of ferromagnetic poles, coils, and a series of permanent magnets to interact with the poles to induce movement of the actuator along a path. The poles have non-uniform configurations.... Agent: Fish & Richardson Pc

20080174186 - Electromagnetic actuator: In an electromagnetic actuator including a bearing member which slidably supports a variable core, a yoke for retaining a coil assembly by cooperation with a bottom wall of a housing is connected to the housing, and the bearing member is fitted into the yoke. A support for supporting an outward-facing... Agent: Arent Fox LLP

20080174187 - Vibrator tube: An electromagnetic vibrator for use in a portable communication device (90) comprising a housing (20,30,40,50,60,70,80) comprising a track directed in a first dimension, a coiling (22,82) comprising at least one coil turn, oriented in a second dimension essentially perpendicular to the first dimension, coiled around the track and being arranged... Agent: Harrity Snyder, L.l.p.

20080174188 - Ampg device for generation of electrical energy from vibrations, an ampg device assembly, and a method to optimize the generation of said electrical energy: An AMPG device for generation of electrical energy, including a bobbin, at least one magnet, and at least one spring member. The magnet is arranged to be movable together with the spring member. The device is arranged so that when exposed to an acceleration component in a possible path of... Agent: Venable LLP

20080174209 - Stepping motor: A stepping motor has a stator; and a rotor disposed to surround the stator. The stator includes annular first and second stator yokes disposed to face each other, each having a plurality of pole teeth formed along a circumference thereof, and an annular stator coil disposed between the first and... Agent: Wenderoth, Lind & Ponack, L.l.p.

20080174189 - Anti-cogging apparatus for permanent magnet electrical machines: The present invention provides cancellation of the cogging torque of a permanent magnet electrical machine using two sets of magnetic elements, one set being mechanically coupled to the stator and the other set being mechanically coupled to the rotor of the machine. At least one of the two set comprises... Agent: Holland & Knight LLP Attn: Stefan V. Stein/ Ip Dept.

20080174190 - Rotating electrical machine: A rotating electrical machine that includes a rotor, a stator, and an encasing member that encases the rotor and the stator is also provided with a guide member that guides coolant which cools the rotating electrical machine into a gap between the stator and the encasing member.... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080174210 - Method and apparatus for boosting power in a bicycle electrical device: A bicycle electric power device includes a dynamo, an electrical device, a power source and a switch. The electrical device is electrically connected to the dynamo. The power source is electrically connected to the dynamo in parallel with the electrical device and configured to chargeably connect to the dynamo. The... Agent: Global Ip Counselors, LLP

20080174211 - Motive force generating device: A motive force generating device includes a rotating member, a driving magnet unit, a driven magnet unit, and a sensor unit. The driving magnet unit is disposed at a position relative to the rotating member. The driven magnet unit is mounted on and is co-rotatable with the rotating member. The... Agent: Benesch, Friedlander, Coplan & Aronoff LLP Attn: Ip Department Docket Clerk

20080174212 - Brushless electric motor: An electric motor has a stator (224) having a bearing tube (238) made of a magnetically transparent material; it also has a rotor (222) having a rotor shaft (234) that is at least partially journaled in the bearing tube (238), and has a ring magnet (250) that is arranged nonrotatably... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP

20080174213 - Electric motor and controller assembly with integrated sensor device: An integrated electric motor and controller assembly includes a motor, a controller mounted to the motor, and a sensor device disposed at an interface between the motor and the controller. The sensor device includes a sensor disposed at the controller and a magnet disposed at the motor. An alignment structure... Agent: Harness, Dickey & Pierce, P.L.C

20080174191 - Brushless motor: A rotary shaft of a rotor including a magnet with a plurality of magnetic poles arranged at equal intervals on an outer circumference is supported at both ends by bearings. By externally fitting the inner ring of one bearing to the rotary shaft and holding it to be immovable in... Agent: Birch Stewart Kolasch & Birch

20080174192 - Electrohydraulic aggregate with a compact construction: An electrohydraulic aggregate for converting electric energy into mechanical energy, comprising an electric motor with a stator and with a rotor, comprising magnets or electric windings that produce electromagnetic fields, at least one connecting component for connecting the windings to at least one energy supply, with the connecting component extending... Agent: Ratnerprestia

20080174193 - Motor: One preferred embodiment of the present invention provides a motor composed at least of a stator, a rotor, and a dynamic pressure bearing having a thrust dynamic pressure bearing portion and a radial dynamic pressure bearing portion to support the rotor rotatably in relation to the stator, comprising lubrication fluid... Agent: Gary M. Nath The Nath Law Group

20080174194 - Double-sided starter/generator for aircrafts: An electromagnetic machine for extracting power from a turbine engine includes an outer rotor and an inner rotor rotatably supported adjacent to a stator. The stator is disposed between the inner and outer rotors. The stator has an inner set of windings disposed on an inner surface adjacent to the... Agent: Mcnees Wallace & Nurick Llc

20080174195 - Brushless high-frequency alternator and excitation method for three-phase ac power-frequency generation: A method is disclosed for arranging and exciting the stator, rotor and various windings of a multi-stage brushless high frequency alternator so that the resulting multiple high frequency sub-phase armature winding outputs can be rectified and commutated into three phase power frequency alternating current (AC) electrical output. Power frequency currents... Agent: Chris A. Caseiro

20080174196 - Winding structure of rotating electric machine: In a stator winding, series coils are connected in parallel. One series coil includes series-connected U phase coils that are wound oppositely in direction by turns in the order in which the coils are series-connected and that are arranged in the manner that one and the other coil sets of... Agent: Oliff & Berridge, Plc

20080174197 - Stator having an interphase insulator: A stator includes a first through a third windings, and a first and a second interphase insulators. The first interphase insulator has a first pair of strip-shaped insulating sheets and a first connecting portion. End portions of the insulating sheets are connected to the respective opposite end portions to form... Agent: Morgan & Finnegan, L.l.p.

20080174198 - Pigtailed stator windings for electrical generator: A modified armature winding for a stator of an electrical generator having a pigtail shape to promote cooling of the stator. At least one turn of the windings is extended outside the circumferential periphery of the stator, preferably forming a loop. An electrical short is created near the circumferential periphery... Agent: Davis, Brown, Koehn, Shors & Roberts, P.c. The Financial Center

20080174199 - Rotating machinery: A rotating machinery is to be provided wherein coils can be wound round a stator core in a minimized state of connected parts. In a rotating machinery comprising a stator formed annularly and a rotor disposed rotatably on the inner periphery side of the stator, the stator comprises a stator... Agent: Crowell & Moring LLP Intellectual Property Group

20080174200 - Method of manufacturing rotor of electric motor and electric motor: A method of manufacturing a rotor of an electric motor, the rotor including a laminated core of multi-layer structure formed from electromagnetic thin plates laminated in an axial direction of a rotational shaft, and a pair of end plates disposed on opposite sides in the axial direction of the laminated... Agent: Drinker Biddle & Reath (dc)

20080174201 - Brush holder for an electrical collector machine, particularly for a direct current motor: At least one discontinuity is provided in at least one of the connecting paths. A resiliently deformable and electrically conducting strip is connected mechanically and electrically across this discontinuity, with a substantially permanent connection at one end, and with a thermally fusible connection at the other end, the strip having... Agent: Sughrue Mion, Pllc

20080174202 - Method of producing core, and stator core: A die includes a cavity in which a powder magnetic core material is introduced and a recessed curved surface curved inward of the die formed at the bottom surface of the cavity. The powder magnetic core material in the cavity is pressed by a pressing surface of a punch to... Agent: Oliff & Berridge, Plc

20080174203 - Motor: In a motor, an upper surface of a flange portion of a shaft is arranged axially below a bottom end surface of a rotor core. A spacer having an axial thickness slightly greater than that of the flange portion is arranged on a radially outer side of the flange portion.... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20080174204 - Electromechanical element, electric circuit device and production method of those: An electromechanical element includes a mechanically movable element through a hollow formed on a substrate, and a plurality of holes formed in the movable element. In the electromechanical element, the plurality of holes are arranged such that at least two holes are in a same line, at least one hole... Agent: Sonnenschein Nath & Rosenthal LLP Wacker Drive Station

20080174205 - Piezoelectric actuator and electronics device using the same: To provide a piezoelectric actuator that is small in size, large in displacement, high in rigidity, excellent in controllability, and excellent in stability, the present invention provides a piezoelectric actuator, including: a first piezoelectric member that is bent and displaced in a thickness direction; and a second piezoelectric member that... Agent: Bruce L. Adams, Esq. Adams & Wilks

20080174206 - Ultrasonic motor and pressing mechanism of ultrasonic vibrator: Contact pressures between a driven member and an ultrasonic vibrator are balanced, making the driving characteristics in the forward and reverse directions uniform, and the driven member is driven with high driving efficiency. The invention provides a pressing mechanism of an ultrasonic vibrator for pressing sliding members against a driven... Agent: Scully Scott Murphy & Presser, Pc

20080174207 - Acoustic wave device: An acoustic wave device includes an acoustic wave element formed on a substrate, a first seal portion provided on the substrate so as to form a cavity above the acoustic wave element, and a second seal portion provided on the first seal portion, the first seal portion having a step... Agent: Arent Fox LLP

20080174208 - Method for producing a tuning-fork type crystal vibrating piece and crystal oscillation device: Disclosed are methods for producing a tuning-fork type crystal vibrating piece having neither a bump nor a groove at the root area of a pair of vibrating arms and for producing a crystal oscillation device. The method for producing a tuning-fork type crystal vibrating piece relates to a crystal tuning... Agent: Woodcock Washburn LLP

20080169708 - Stage device, exposure apparatus and device manufacturing method: A device includes a stage, a force applying unit configured to apply a magnetically repulsive force to the stage, the force applying unit including a first magnet provided at the stage, and a second magnet provided at an end of a movement stroke of the stage so as to face... Agent: Canon U.s.a. Inc. Intellectual Property Division

20080169709 - Spindle motor and fabricating method thereof: A spindle motor, obtaining more accurate shaft perpendicularity and more convenient assembling process, is disclosed, the spindle motor includes: a rotor; a bearing housing into which the rotor is inserted; a base plate fixing the bearing housing; a housing guide fixed to the base plate, the housing guide having at... Agent: Saliwanchik Lloyd & Saliwanchik A Professional Association

20080169731 - Rotor for hybrid step motor with smooth motion: A hybrid step motor creates additional detent positions between successive drive phases of the motor for smooth motion and micro-step accuracy. A multi-section rotor has two sets of rotor sections that are displaced by the standard one-half rotor tooth pitch plus-or-minus an additional displacement angle equal to one-quarter of the... Agent: Schneck & Schneck

20080169710 - Forced cooling rotary electric machine: The invention aims at providing a forced cooling rotary electric machine capable of bringing temperature distribution close to a designed temperature distribution and avoiding becoming a larger size, and employs a wedge formed with ventilation grooves and a wedge not formed with the ventilation grooves to regulate the flow rates... Agent: Mattingly, Stanger, Malur & Brundidge, P.C.

20080169733 - Fan and motor thereof: A fan includes a motor and an impeller. The motor drives the impeller to rotate and includes a base, a bearing, a stator, a rotor and a magnetic element. The central portion of the base is extended to form a bushing for accommodating the bearing therein. The stator telescopes around... Agent: Birch Stewart Kolasch & Birch

20080169732 - Integrated stator and rotor for a dc brushless ceiling fan motor: A stator and rotor for a DC brushless ceiling fan motor includes an integrated design of the stator and rotor to form an integrated stator, the integrated stator is made of a permeable material and is formed by means of a secondary production process. The DC brushless ceiling fan motor... Agent: Sinorica, LLC

20080169712 - Multi-resolver rotation angle sensor with integrated housing: A rotation angle sensor includes: (a) a multi-resolver housing with a high precision structure; (b) stator terminals that do not cause deformation or loosening of terminal pins from the substrates to which they are attached; and (3) a signal line connection structure that is not affected by thermal stress. The... Agent: Adduci, Mastriani & Schaumberg, LLP

20080169713 - Resolver and manufacturing method of the same: In a resolver of a motor, a plurality of wires forming a plurality of coils arranged at a resolver stator portion are arranged at a wiring surface which is arranged at a terminal block of a connector portion and extends between an annular shape surface arranged substantially perpendicularly to a... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20080169714 - Resolver, manufacturing method thereof, and motor using the resolver: A resolver includes a terminal block having a plurality of terminals integrally formed therein. Each of the terminals has a conductive wire connecting portion arranged to allow a conductive wire of a resolver stator to be fixed thereto and a lead wire connecting portion which allows a lead wire to... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20080169711 - Wire protection apparatus for high frequency motor: Disclosed is a wire protection apparatus for a high frequency motor capable of preventing wires of a stator of the high frequency motor or wires of sensors from being exposed out of a clad cable while effectively preventing a part of wires from being damaged or disconnected due to external... Agent: Ipla P.A.

20080169715 - Vibration apparatus and motor assembly therefore: A vibration apparatus and also a motor assembly are provided to enhance vibrational massage therapy and to improve non-impact exercise. In particular, the motor assembly generates vibrations of differing amplitudes utilizing a single motor to drive a shaft that, in turn, rotates an eccentric weight whose rotational axis is non-coaxial... Agent: Grossman Tucker Perreault & Pfleger,pllc

20080169716 - Mounting a motor on a carrier: A motor arrangement for mounting a variety of different sized motors on a carrier. The arrangement includes a mounting clamp, which is fixed to the motor and includes means for fixing the motor to the carrier. The motor has a housing, which is eccentric in relation to its rotational axis... Agent: Bsh Home Appliances Corporation Intellectual Property Department

20080169717 - Motor: A motor includes: a stator (12) having coils; a rotor (11), which is disposed inside the stator and has a plurality of magnets; and a magnetic path switching part (18), which is provided in the rotor (11) and switches a magnetic path of the rotor (11) to select intense field... Agent: Foley And Lardner LLP Suite 500

20080169718 - Reluctance motor: A reluctance motor comprises a stator (2) and a rotor (4). The stator (4) consists of a ferromagnetic but not permanent-magnetic material and has stator teeth (6) that are radially directed towards the rotor (4). Two tangentially adjacent stator teeth (6) each define between them one respective stator slot (7)... Agent: Henry M Feiereisen, LLC

20080169719 - Motor magnet fixing device: A motor magnet fixing device includes two press rings, a plurality of magnets and locking members. A least one of the two press rings has its annular surface disposed with a plurality of projecting members spaced apart equidistantly. Each projecting member is axially bored with a fixing hole, having its... Agent: Bruce H. Troxell

20080169720 - Synchronous electromechanical transformer: The invention relates to a synchronous electromechanical transformer that can be used as a multi-phase motor and generator, has a high specific torque, a small or negligible stop moment, a small moment irregularity, can be quietly operated, and has good heat permeability between the windings and the housing. It contains... Agent: Louis Ventre, Jr

20080169721 - Motor: A motor has a stator and a rotor that rotates about the stator, wherein the stator includes, a stator core in which a magnetic flux path is formed; a plurality of teeth projected in a radial direction of the stator core; a pole shoe that extends in a circumferential direction... Agent: Mckenna Long & Aldridge LLP

20080169722 - Stator core: A stator core includes a laminated core member and a single-piece insulating layer. The laminated core member includes: a central ring portion defining an axis, and having first top and first bottom sides disposed opposite to each other, and an outer periphery extending from the first top side to the... Agent: Darby & Darby P.C.

20080169723 - Semi-permeable membrane for use in osmosis and method and plant for providing elevated pressure by osmosis to create power: s

20080169724 - Piezoelectric substrate for a saw device: The present invention provides a composite structure having a supporting substrate between a piezoelectric substrate and a compensation layer. The materials used to form the piezoelectric substrate and the compensation layer in isolation, have higher thermal coefficients of expansion (TCE) relative to the TCE of the materials forming the supporting... Agent: Withrow & Terranova, P.l.l.c.

20080169725 - Piezoelectric actuation system: This invention discloses a piezoelectric actuation system used for a nebulizer, and the system includes a frequency generator, a control interface and a piezoelectric actuator. The frequency generator generates at least one electric signal of a frequency value. The control interface is electrically connected to the frequency generator and provided... Agent: Bacon & Thomas, PLLC

20080169726 - Ultrasonic motor and electronic device using the same: The present invention provides an ultrasonic motor including a wire having a coiled stator at one end thereof, a vibration generating device disposed at another end of the wire, a moving member that is in contact with the stator, a guide member that guides the rotation of the moving member,... Agent: Bruce L. Adams, Esq. Adams & Wilks

20080169727 - Vibration type driving apparatus: A vibration type driving apparatus includes a vibrating member configured to simultaneously generate a plurality of standing wave vibrations to cause an elliptic motion on surfaces located at nodes of the standing wave vibration, a driving unit formed on the surface located at the node to perform the elliptic motion,... Agent: Canon U.s.a. Inc. Intellectual Property Division

20080169728 - Piezoelectric thin film resonator, piezoelectric thin film resonator filter and manufacturing method thereof: A piezoelectric thin film resonator includes: a piezoelectric thin film; a laminated structure which includes a first metal electrode film and a second metal electrode film that interpose at least a part of the piezoelectric thin film, and which is formed on a substrate; and an acoustic insulating layer which... Agent: Mattingly, Stanger, Malur & Brundidge, P.C.

20080169729 - Polymer actuator: In a polymer actuator driven by extension and contraction of the polymer by electrical stimulation, the displacement generated by extension and contraction of the polymer is taken out through a movable body connected to a second terminal member which is connected to one end of the polymer, by way of... Agent: Wenderoth, Lind & Ponack L.L.P.

20080169730 - Inverted mesa quartz crystal time base reference for automatic test equipment: An inverted mesa quartz crystal oscillator suitable as a time base reference for automatic test equipment is presented. The inverted mesa quartz crystal may be formed by ion beam etching a mesa in a quartz crystal substrate.... Agent: Verigy, Ltd.

20080164771 - High performance voice coil motor: A high performance voice coil motor comprises: a retaining seat having at least one magnetic unit; a movable seat installed within a receiving space of the retaining seat; the movable seat being installed with at least one coil set; the coil set being interacted with the magnetic unit as current... Agent: David Huang

20080164772 - Machine for operation of electric generators and/or other machines (the cleveland engine): Using this invention, no input fuel is required to sustain operation of electric generators and other machines and devices. This is done using a magnetic motor that has parallel and perpendicular, rotatable shafts and gears to which those generators and other machines are connected along with equally spaced, perpendicular extensions... Agent: Cleve Lawrence Molette

20080164784 - Step-by-step motor able to carry out up-and-down motion: A step-by-step motor able to carry out up-and-down motion includes a housing, a connecting base, a top rod, a bearing, a connecting member, a magnet, a right-handed coil, a reverse coil and a bottom cover combined together. The housing has one side bored with an opening and its inner wall... Agent: Hsiu-ming Huang

20080164773 - Stator for a liquid cooling type direct drive motor: A stator for a liquid cooling type direct drive motor comprises: annular base, silicon steel sheet, at least one metal cooling pipe, and coils. The stator is centrally provided with a rotor shaft with magnets. In the surface of the silicon steel sheet of the stator is formed a plurality... Agent: Dr. Banger Shia

20080164785 - Positioning structure for a direct drive torque motor: A positioning structure for a direct drive torque motor, on the fixed portion of the positioning bearing are formed a first positioning surface and a second positioning surface, and on the rotating portion of the positioning bearing is formed a reference surface. The first positioning surface is positioned against the... Agent: Dr. Banger Shia

20080164774 - Motor structure with a brake device: A motor structure with a brake device comprises a base, a stator, a rotor, and a brake device. A hollow passage surface is formed in a side of the rotor, at a lower end of the hollow passage surface is formed a connecting portion, the brake device is located at... Agent: Dr. Banger Shia

20080164775 - Electromotive drive: An electromotive drive for a motor vehicle is provided. The electromotive drive comprising an armature which is located on a rotor shaft, a tube element with magnetic shells which are fitted to the inner faces, and elements which are fitted to the ends of the tube and support the rotor... Agent: Christie, Parker & Hale, LLP

20080164777 - Device for determining a shaft center deviation: The invention relates to a device for determining the center deviation of a shaft (3) comprising a stator (1) in which an exciting winding system provided with a number of Perr pole pairs is arranged and two output winding systems provided with respective number of Paus pole pairs, wherein the... Agent: Henry M Feiereisen, LLC

20080164776 - Magnetizing method, and motor and method of manufacturing motor: A motor includes a stator and a rotor. The rotor is relative to the stator, and has a rotation axis. A magnet and a magnetic-material member magnetically interact with each other. The magnet and the magnetic-material member are provided for enabling the stator and the rotor to magnetically attracting each... Agent: Louis Woo Law Office Of Louis Woo

20080164778 - Magnetic motor: A magnetic motor which includes an elongated, horizontally disposed frame having a drive shaft rotatably mounted therein with the drive shaft being supported at its opposite ends by titanium bearing blocks. Opposing first and second slide panels having bar magnets at the inner surfaces thereof are movably mounted on the... Agent: Thomte Law Office, L.L.C.

20080164779 - Immersed windings, monopole field, electromagnetic rotating machine: A rotating electromagnetic apparatus has a stator frame supporting spaced apart pairs of permanent magnets which are arranged with like magnetic poles mutually facing. A toroidally shaped rotor frame is radially wound with a plurality of wire coils immersed within slots in the in rotor frame, the slots positioned adjacent... Agent: Patent Law & Venture Group

20080164780 - Rotor for an electric motor, rotor discs for construction of the rotor, and an electric motor having such a rotor: Annular rotor disc for, in an axially stacked disc assembly of a plurality of similar rotor discs (22), forming a rotor (16) for an electric motor, in which the discs (22) secure a plurality of axially running permanent bar magnets (28), of substantially rectangular cross-sectional shape, distributed around the circumference... Agent: Schwegman, Lundberg & Woessner, P.A.

20080164781 - Rotating electric machine: A rotating electric machine includes an end bracket; a commutator; a brush holder stay with a first end surface and a second end surface, wherein the first end surface is covered by the end bracket; a brush holder provided at the second end surface of the brush holder stay; a... Agent: Oliff & Berridge, PLC

20080164782 - Machine device with thermosiphon cooling of its superconductive rotor winding: A motor has a rotor, rotating about an axis, with a superconductive winding which is coupled to a central refrigerant cavity of the rotor via a winding support in a thermally conductive manner. The rotor cavity forms a tube system, together with the line sections laterally connected thereto and a... Agent: Staas & Halsey LLP

20080164783 - Driving method and driving device for standing-wave-type ultrasonic actuator: The invention provides a driving method and driving device for a standing-wave-type ultrasonic actuator which can prevent falling of and eliminate unstable motion of a driven body during activation, and which can shorten the time for the driven body to stop moving when driving is to be stopped. In the... Agent: Scully Scott Murphy & Presser, PC

20080157607 - Linear unit: P

20080157608 - Electric oscillatory machine: An oscillatory machine (200) comprises a support (220) having a load carrying surface (222) and an opposite surface (224), an electric motor (21) having an air gap (218) through which lines of magnetic flux extend, an armature (214) coupled to the support, said armature provided with at least two electrically... Agent: Mcgarry Bair Pc

20080157609 - Plate spring for voice coil motor: A plate spring for voice coil motor includes a flat plate having a central opening and provided around the central opening with an even number of identically shaped slits. The slits are so bent and staggered on the flat plate that the flat plate is divided into an inner movable... Agent: Rosenberg, Klein & Lee

20080157610 - Stator for inner rotor type mold brushless motor: A stator includes split cores arranged in a cylindrical shape. Coils are wound continuously around teeth of split cores forming the same electrical phase via a bridge line. On the outer surface of the split core, openings are formed at the upper end face and the lower end face. Through... Agent: Jordan And Hamburg LLP

20080157634 - Axial fan motor: A motor includes a rotor portion including a shaft and a rotor magnet rotatable about a center axis, an armature arranged opposite to the rotor magnet to generate a torque therebetween, a circuit board arranged below the armature in an axial direction substantially parallel to the center axis and including... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20080157633 - Mounting structure for a stator of a motor: A mounting structure for a motor includes a tube and a stator. The tube includes at least an axial positioning block and at least a radial mounting block. The stator defines an axis hole for receiving a portion of the tube therein, and at least a positioning groove in an... Agent: Pce Industry, Inc. Att. Cheng-ju Chiang

20080157635 - Motor powered string retraction for a human power generator: An electric power generation system is disclosed. The electric power generation system includes: a string configured to be pulled; a bobbin configured to rotate when the string is unwound from the bobbin as the string is pulled; an electric power generator having a rotor wherein the rotor is mechanically coupled... Agent: Van Pelt, Yi & James LLP

20080157636 - Human power generation using dual pulls: An electric power generation system is disclosed. The electric power generation system includes: a first string and a second string configured to be pulled; a first portion of a bobbin configured to rotate in a direction when the first string is unwound from the bobbin as the first string is... Agent: Van Pelt, Yi & James LLP

20080157637 - Secondary attachment for human power generation: An electric power generation system is disclosed. The electric power generation system includes: an electric power generator having a rotor wherein the rotor is mechanically coupled to a shaft; and a case with a first chamber and a second chamber. The second chamber includes a primary mechanical turning source. The... Agent: Van Pelt, Yi & James LLP

20080157611 - Vibration motor: A vibration motor that includes a base and a case which form an internal space, a shaft rotatably inserted in the base and the case, a rotor inserted onto the shaft and configured to rotate, which includes multiple wound coils and a commutator connected to the wound coils, a weight... Agent: Staas & Halsey LLP

20080157612 - Telescopic actuator: A telescopic actuator includes a motor having a rotation shaft, a reduction gear which decelerates an output rotation of the rotation shaft, a feed screw mechanism having a male screw member and a female screw member which are relatively rotated by an output rotation of the reduction gear, a first... Agent: Rankin, Hill & Clark LLP

20080157615 - Human power generator with a sealed and unsealed chambers: An electric power generation system is disclosed. The electric power generation system includes: a string configured to be pulled; a bobbin configured to rotate when the string is unwound from the bobbin as the string is pulled; an electric power generator having a rotor wherein the rotor is mechanically coupled... Agent: Van Pelt, Yi & James LLP

20080157614 - Motor: A motor includes a first housing, a second housing, a rotor and a stator. The second housing is assembled with the first housing to form an accommodating space. The second housing has a flange adjacent to the connection between the first and second housings. The rotor has a shaft extended... Agent: Birch Stewart Kolasch & Birch

20080157613 - Permanent magnet electric generator with rotor circumferentially encircling stator: A permanent magnet electric generator includes a housing, and a stator and a rotor assembly disposed inside the housing. The rotor assembly is concentric with an axis of rotation. The rotor assembly has annular inner and outer rings concentric with the axis of rotation. The rotor assembly is adapted to... Agent: Gardere Wynne Sewell LLP Intellectual Property Section

20080157616 - Electric motor: The invention relates to an electric motor with a rotor that comprises a rotor shaft and a rotor body, and a stator that comprises a stator lamination packet with a plurality of stator laminations and at least one integrated bearing seat for receiving a bearing, in which the rotor shaft... Agent: Fasse Patent Attorneys, P.a.

20080157617 - Ultra-thin spindle motor having groove formed on the outer circumferential surface of thrust bearing: An ultra-thin spindle motor having a groove formed on the outer circumferential surface of a thrust bearing is disclosed. The present invention relates to an ultra-thin spindle motor among small-sized motor using a hydro dynamic pressure generating bearing and its object is to provide a spindle motor capable of stably... Agent: Rosenberg, Klein & Lee

20080157618 - Axial induction motor structure: An axial induction motor structure including a case, a rotor, and a stator is provided. The rotor is pivoted on the case by a shaft and includes a ring-magnetic section. The ring-magnetic section is composed of a plurality of magnet-conducting parts. The adjacent magnet-conducting parts have different magnetic polarities. The... Agent: Rabin & Berdo, Pc

20080157619 - Permanent magnet rotary structure of electric machine: A permanent magnet motor is provided. The permanent magnet motor includes a stator having a stator shaft having an outer surface, K salient teeth formed upon the outer surface, and K winding slots formed among the K salient teeth, and a rotor having a first inner surface facing the outer... Agent: Volpe And Koenig, P.c.

20080157620 - Process for mounting magnets in an electric motor rotor and electric motor rotor: A process for mounting magnets in an electric motor rotor and an electric motor rotor, said rotor comprising: a lamination stack (10) provided with a plurality of axial channels (12) disposed around a central axial bore (11) and housing permanent magnets (20); and a rotor cage (30) formed by a... Agent: Darby & Darby P.c.

20080157621 - Rotor winding: Disclosed is a rotor winding including a winding strip configured to be disposed with a rotor, and at least one notch defined by a portion of the strip.... Agent: Cantor Colburn, LLP

20080157622 - Fault-tolerant permanent magnet machine: A system is provided in a permanent magnet (PM) machine comprises a stator, a rotor configured to rotate relative to the stator, a first set of windings disposed within the stator; and a second set of windings wound back and forth toroidally around the circumference of the stator. In accordance... Agent: General Electric Company (pcpi) C/o Fletcher Yoder

20080157623 - Stator component for an electric motor: s

20080157624 - Support in a stator: The invention comprises an electrical machine with a stator (10) formed of plates, said stator (10) having an outer surface (11) and a first and second end (12) in the axial direction (2) and said stator being supported on the frame (1) of the electrical machine. The stator (10) is... Agent: Buchanan, Ingersoll & Rooney Pc

20080157625 - Development of a low driving-voltage micro scratch drive actuator by ultra-low resistivity silicon wafer: Based on the voltage-division theory, this invention proposes a new method to decrease the driving voltage of the micro scratch drive actuator (SDA) by using an ultra-low resistivity silicon wafer as substrate. This patent has compared two SDA actuators with the same layout and fabricating processes but under different resistivity... Agent: Bacon & Thomas, Pllc

20080157626 - Novel layout design for micro scratch drive actuator: Once the etch holes added to the layout of conventional SDA plate, the releasing of structure layer can be accelerated and the accumulated residual charges in the front end of SDA plate is reduced. In this innovative design, a longer lifetime and lower driving voltage of the SDA device can... Agent: Bacon & Thomas, Pllc

20080157627 - Electrostatic actuator with interdigitated electrode structure: There is provided an electrostatic actuator with the interdigitated electrode structure comprising a movable rod 11 disposed in parallel with an alignment axis line Ox predetermined on a substrate; a movable interdigitated electrode 12 fixed on the both sides of a coupling point 11C on the movable rod 11 and... Agent: Gallagher & Lathrop, A Professional Corporation

20080157628 - Piezoelectric actuator, method for manufacturing piezoelectric actuator, and liquid transporting apparatus: A piezoelectric actuator includes a supporting member in which pressure chambers are formed, a vibration plate which is joined to a joining section of the supporting member, a piezoelectric layer formed on the vibration plate, and an FPC provided on the piezoelectric layer. A contact section of an electrode formed... Agent: Eugene Ledonne, Esq. Reed Smith LLP

20080157629 - Piezoelectric element, piezoelectric actuator, ink jet recording head, ink jet printer, surface acoustic wave element, frequency filter, oscillator, electronic circuit, thin film piezoelectric resonator, and electronic apparatus: A piezoelectric element is provided that is equipped with a seed layer formed on a base substrate and a piezoelectric film formed on the seed layer. The seed layer is formed of a perovskite type piezoelectric material preferentially oriented to pseudo cubic (100). The piezoelectric film is formed of a... Agent: Harness, Dickey & Pierce, P.L.C

20080157630 - Piezoelectric vibrating piece and piezoelectric vibrating device: A piezoelectric vibrating piece having a first and a second surface at an opposing side of the first surface is comprised of an piezoelectric piece having designated coefficient of thermal expansion; a first electrode film having bigger coefficient of thermal expansion than the designated coefficient of thermal expansion and formed... Agent: Woodcock Washburn LLP

20080157631 - Electroactive polymer transducers biased for increased output: Electroactive polymer transducers are disclosed. They are biased in a manner that provides for increased force and/or stroke output, thereby offering improved work potential and power output capacity. The biasing may offer additional or alternate functional advantage in terms of matching transducer performance with a given application such as a... Agent: Levine Bagade Han LLP

20080157632 - Diamond enhanced thickness shear mode resonator: A thickness shear mode (TSM) resonator is described, comprising a diamond layer. The diamond layer is preferably a high quality diamond layer with at least 90% sp3 bonding or diamond bonding. A method for manufacturing such a resonator is also described. The thickness shear mode resonator according to embodiments described... Agent: Mcdonnell Boehnen Hulbert & Berghoff LLP