Electrical generator or motor structure patents - Monitor Patents
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Electrical generator or motor structure February patent applications/inventions, industry category 02/11

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
02/24/2011 > patent applications in patent subcategories.

20110043053 - Linear and curvilinear motor system: A linear and curvilinear motor system includes: linear and curvilinear guiding devices movably guiding and respectively supporting right and left of a slider, each having a guide rail configured by linear tracks and a circular arc track and slider blocks; a motor unit having a stator with a stator linear... Agent: Ditthavong Mori & Steiner, P.C.

20110043054 - Multihead-type coreless linear motor: A multihead-type coreless linear motor includes a permanent field magnet having P permanent magnets that are arranged such that different magnetic poles appear alternately, and an armature having M armature coils that are closely wounded and connected in three phases. One of the armature and the permanent field magnet is... Agent: Ditthavong Mori & Steiner, P.C.

20110043055 - Plate spring and voice coil motor: A plate spring includes holding section, first attached section, second attached section, first spring section connected between the holding section and the second attached section, and a second spring section connected between the first fixed portion and the second fixed portion. The holding section has a first edge, second edge... Agent: Altis Law Group, Inc. Attn: Steven Reiss

20110043056 - Electromagnetic vibration device and manufacturing method thereof: An electromagnetic vibration device includes a vibrating plate, a suspending frame, upper and lower basin frames, a voice coil, and a magnetic loop system. Multiple voice coil fixing slots are uniformly distributed on the circumference of the vibrating plate corresponding to the inserting pieces of the voice coil, and the... Agent: David And Raymond Patent Firm

20110043057 - Power tool: It is an object of the invention to provide a technique for easily controlling the output characteristic of a brushless motor in a power tool by adjusting the number of turns of a coil that forms a stator winding. A power tool has a brushless motor which includes a rotor... Agent: Oliff & Berridge, PLC

20110043058 - Electric motor: The electric motor (10) of the rotary type comprises a circular peripheral frame (11) inside of which a stator (12) is mounted, and the stator (12) comprises electrical coils (13) having each an armature (13a) and a winding of conductive wires (13b). The electric motor (10) comprises equipment (14) which... Agent: Davis & Bujold, P.l.l.c.

20110043059 - Alternating current generator comprising a stator and a stator winding inserted in stator grooves made of winding elements and method for producing an inventive stator: An alternating-current generator, in particular a three-phase generator, for a motor vehicle, having a rotor including north and south poles, particularly having claw-pole fingers extending in the axial direction and alternating as north and south poles at the rotor's periphery, a stator having a magnetic core, especially laminated core, having... Agent: Kenyon & Kenyon LLP

20110043082 - Converter motor: The invention relates to an inverter motor comprising a motor (2) and an inverter (4), wherein components of inverter electronics are disposed on a circuit board such that the lossy components are thermally conductively connected to a heat sink (8) designed as a cover of an inverter housing made of... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20110043060 - Interference suppressor for suppressing high-frequency interference emissions from a direct current motor that is drivable in a plurality of stages and/or directions: An interference suppressor for suppressing high-frequency interference emissions of a direct current motor that is drivable in a plurality of stages and/or directions, comprising a plurality of capacitors located on a first side of a printed circuit board, a plurality of first conductor tracks located on the first side of... Agent: Striker, Striker & Stenby

20110043083 - Vehicle electric rotating machine and method for manufacturing same: The vehicle electric rotating machine includes a pulley unit having an opening portion formed in an axial front end thereof, and configured to perform at least one of transmission and reception of a rotation drive force to and from the rotation shaft of the rotor, and a lid attached to... Agent: Oliff & Berridge, PLC

20110043061 - Vibration motor: A weight used in a vibration motor includes first and second weight parts that extend along adjacent wing parts to hold the wing parts therebetween; an insertion part that is formed between the first and second weight parts and into which the adjacent wing parts are inserted in the radial... Agent: Beyer Law Group LLP

20110043062 - Actuator: Actuator comprising a reversible electric motor (7) which through a transmission (8) rotates a spindle (9), and where there on the spindle is a spindle nut (10), whereto an activation rod (11) is connected, and where there on a front end of the activation rod is secured a front mounting... Agent: Dykema Gossett PLLC

20110043063 - Encapsulated magnet assembly and process for making: The present invention provides an encapsulated magnet assembly, comprising (a) a magnet disposed within a housing, said housing comprising at least one wall and defining at least one aperture; and (b) a housing cover; the housing cover comprising a first portion made of a magnetic material and a second portion... Agent: General Electric Company Global Research

20110043064 - Transverse flux rotary machine and switching device equipped with such a machine: A rotary machine including two coaxial parts, the first part including an intermediate part, an energizing coil, and fingers distributed around the circumference of the intermediate part with a constant finger pitch and directed alternately in opposite directions. The fingers are positioned so as to interlace over part of the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20110043066 - Bilayer magnetic electric motor: A bilayer magnetic electric motor comprises a rotor and a stator. The rotor has a casing and an iron ring provided in the casing. The internal and external surfaces of the iron ring are respectively disposed with a plurality of circularly arranged first and second magnets. The stator is located... Agent: Apex Juris, PLLC

20110043065 - Method and apparatus for permanent magnet attachment in an electromechanical machine: An apparatus and method for the installation and removal of permanent magnets in a permanent magnet electromechanical machine, for example a wind turbine power unit generator. A magnet holder is mounted on a magnet carrying structure such as a rotor. Permanent magnets may be inserted into and removed from the... Agent: Downs Rachlin Martin PLLC

20110043067 - Universal motor: A universal motor has a rotor and a stator. The stator comprises a pair of symmetrical C-shaped stator cores and two windings respectively wound on the stator cores. Each stator core comprises a yoke and a pair of poles extending from opposite ends of the yoke. The windings are wound... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20110043068 - Dynamoelectric machine: A dynamoelectric machine that can suppress increases in rotor inertia to extend belt service life and increase field magnetomotive force to increase output. In the dynamoelectric machine, first and second magnetic guidance members are fitted into first and second holding grooves that are disposed so as to extend axially on... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20110043069 - Electric rotating machine drivable with a single three-phase inverter: In an electric rotating machine, a stator coil is comprised of first and second winding groups. The stator coil is wound around a stator core in a concentrated winding manner so that the phase difference in electrical angle between each corresponding pair of windings of the first and second winding... Agent: Oliff & Berridge, PLC

20110043070 - Electric machine and rotor arrangement: The invention relates to an electric machine, particularly for a synchronous machine excited by a permanent magnet. The electric machine comprises a rotor arrangement (4) having buried permanent magnets (6) and a stator arrangement (2) having an inner recess (3) for rotationally movably receiving the rotor arrangement (4), the rotor... Agent: Merchant & Gould PC

20110043071 - Electric motor and electrical machinery equipped therewith: An electric motor includes a stator including stator steel core (11) around which a coil is wound; a rotor which includes rotating body (30) that holds a plurality of permanent magnets (32) in the circumferential direction to face the stator, and shaft (16) that fastens rotating body (30) so as... Agent: Brinks Hofer Gilson & Lione/panasonic

20110043072 - Method for producing a commutator ring for a roll commutator of an electric machine, and electric machine: In a method for producing a commutator ring for a commutator of an electric machine, the lamellae of a commutator ring are formed of an electrically conductive, deformable band material, and they have at least one recess running in the longitudinal direction of the band material, before a desired number... Agent: Kenyon & Kenyon LLP

20110043073 - Drive unit: The invention relates to a drive unit, particularly a geared motor for windshield wipers, window lifting devices, or the like, of a motor vehicle, having a gear in a gear housing (14) and commutator motor disposed in a motor housing (12), comprising a stator (18) and a rotor (20), which... Agent: Michael Best & Friedrich LLP

20110043074 - Stepping motor: A stepping motor includes a rotor assembly and a stator assembly including two stator units axially coupled to each other. The two stator units each include a pair of yokes which each include a base portion and a plurality of pole teeth extending from the base portion and which are... Agent: Carrier Blackman And Associates

20110043075 - Surface acoustic wave device and communication apparatus using same: among the plurality of IDT electrodes having serially divided type structures, when designating any three continuously and sequentially arranged IDT electrodes as first, second, and third IDT electrodes in the order of arrangement, electrode fingers are arranged so that a first electrode finger pitch P1 at the boundary between the... Agent: Dla Piper US LLP

20110043076 - Ultrasonic motor: An ultrasonic motor includes a vibrator, a mobile unit, a holding mechanism, and a pressing mechanism. The vibrator generates elliptical vibration by degenerating different vibration modes and having a phase difference between the different vibration modes. The mobile unit is configured to be movable relative to the vibrator. The holding... Agent: Frishauf, Holtz, Goodman & Chick, P.C.

20110043077 - Light-transmitting vibration unit and module thereof: In a light-transmitting vibration unit and the module thereof, which the vibration unit comprises a first and a second substrates stacked sequentially with each other, and made of a conductive polymer material, such that both first and second substrates have light transmittance and uniform resistance, and after a vibration driven... Agent: Rabin & Berdo, PC

20110043078 - Piezoelectric component and manufacturing method thereof: A piezoelectric component that has a superior level of molding pressure resistance while reducing the height and size thereof, is manufactured at low cost by using a photosensitive resin film to which is added a nano filler or a mica filler. The invention relates to a piezoelectric component and a... Agent: Edwards Angell Palmer & Dodge LLP

20110043079 - Tuning-fork type piezoelectric resonator plate and tuning-fork type piezoelectric resonator device: A tuning-fork type piezoelectric resonator plate includes: at least a plurality of leg portions serving as vibrating portions; a bonding portion bonded to the outside, and a base portion from which the leg portions and the bonding portion protrude. The plurality of leg portions protrude from a first end face... Agent: Mots Law, PLLC

20110043080 - Complex resonance circuit and oscillation circuit using the same: A piezoelectric vibration device includes a single piezoelectric substrate, at least three electrode pairs formed on the single piezoelectric substrate, and two external connection terminal pairs, wherein the three electrode pairs are connected to the two external connection terminal pairs so that two different vibration modes individually appear at the... Agent: Mcginn Intellectual Property Law Group, PLLC

20110043081 - Piezoelectric electrostrictive composition apparatus and method: An actuator apparatus and method may comprise a monolithic construction of piezoelectric effect and electrostrictive effect materials. The actuator may comprise at least one piezoelectric material layer and at least one electrostrictive material layer. The at least one piezoelectric material layer may comprise a plurality of piezoelectric layers or the... Agent: Greenberg Traurig, LLP

02/17/2011 > patent applications in patent subcategories.

20110037325 - Integrated electro-magnetohydrodynamic micropumps and methods for pumping fluids: An integrated electro-magnetohydrodynamic pump may include a flow channel adapted to contain a fluid to be pumped and a plurality of electrodes positioned adjacent the flow channel. Voltage control means operatively associated with the plurality of electrodes applies a voltage potential on the plurality of electrodes. A plurality of magnets... Agent: Fennemore Craig

20110037327 - Linear electromagnetic machines: A linear electromagnetic machine is described which comprises first and second substantially cylindrical parts arranged to move relative to each other along a common axis of motion. The first cylindrical part produces a spatially periodic radial magnetic field across an air gap, the magnetic field having a regular alternating polarity... Agent: Haverstock & Owens LLP

20110037326 - Voice coil motor for driving lens group: A voice coil motor includes a base, a shell, first and second magnetic members, a lens retainer, a coil of wire mounted on the retainer, first and second elastic members. The base includes a bottom and posts extending upwards from the bottom. The shell includes a top and sidewalls cooperatively... Agent: Altis Law Group, Inc. Attn: Steven Reiss

20110037328 - Fan motor for refrigerator: The present invention relates to a fan motor is for forced circulation of cool air in the refrigerator and comprises a molding unit, a shaft bearing unit, a rotor and an end cap. The molding unit comprises a stator having a shaft bearing unit mounting hole in the center thereof... Agent: Sherr & Vaughn, PLLC

20110037329 - Integrated rotor pole pieces: A pole piece structure is provided to be used as part of an active rotor structure for an electrical rotary machine, wherein the active rotor structure is circular comprising pole pieces and permanent magnets magnetised in the circumferential direction of the rotor structure, wherein the rotor pole piece structure is... Agent: Buchanan, Ingersoll & Rooney PC

20110037353 - Method for manufacturing the frame of an electric machine, an electric machine and a frame of an electric machine: A method for manufacturing the frame of an electric machine in which stator is formed, a first sheath of sheet metal is formed around and attached to a stator by laser welding and a cooling element is attached to the first sheath by laser welding. The electric machine includes at... Agent: ZieglerIPLaw Group, LLC.

20110037330 - electric machine including a multi-channel fan: The present invention relates to an open rotary electric machine having a rotor mounted to rotate relative to at least one stator and co-operating with the stator to define at least one airgap, the rotor being suitable for rotating at least one fan having at least two channels, said fan... Agent: Oliff & Berridge, PLC

20110037354 - Stator structure, micromotor having the same and manufacturing method therefor: A stator structure, a micromotor having the same, and a micromotor manufacturing method therefor are provided. In the micromotor configured with the stator, a rotor, the stator and a case are disposed outward in a radial direction. The rotor is pivotly connected in the case and the stator includes a... Agent: Morris Manning Martin LLP

20110037355 - Drive unit for a vehicle seat: A drive unit (10) for an adjuster in a vehicle, in particular for a vehicle seat, has at least one motor (12) which has a stator (16) with at least one coil (24). At least one rotor (18) which interacts with the stator (16) in a magnetic manner, rotates about... Agent: Mcglew & Tuttle, PC

20110037356 - Rectifying device of vehicle alternator: A highly reliable rectifying device of a vehicle alternator capable of improving the vibration resistance of a diode. A connection lead 33d of a diode 33 included in a rectifying device includes a linear part 33f extended in parallel from a metallic base 33b, and a bent part 33g bent... Agent: Sughrue Mion, PLLC

20110037331 - Motor: The present invention provides a motor comprising: a stator which contains a core insulated with an insulator and wrapped with a coil therearound, wherein the coil includes an aluminum core wire with a coating film therearound; a tab terminal including at least one slit in which the coil is inserted;... Agent: Sherr & Vaughn, PLLC

20110037332 - Non-sliding carrier bearing in submersible pump motor and method of installation: A submersible well pump motor has features to prevent the carrier bearing from sliding axially along the stator due to thermal growth of the rotor. The rotor has a shaft and rotor sections spaced apart from each other. Carrier bearings are located between the rotor sections, each having an anti-rotation... Agent: Bracewell & Giuliani LLP

20110037333 - Variable magnetic gears: A magnetic gear comprising: a first movable member having a first set of magnetic poles, a second movable member having a second set of magnetic poles, and a third movable member having a set of pole pieces; wherein the first and second members have magnetic poles at different spacings and... Agent: Hartman & Hartman, P.C.

20110037334 - Fastening structure for motor magnets: A fastening structure for motor magnets primarily includes: a casing formed with a pair of magnet-positioning means, which are opposite to each other on the casing; a rotor installed in the casing; two magnets providing magnetic force to the rotor and each being installed in the corresponding magnet-positioning means, and... Agent: Wpat, PC Intellectual Property Attorneys

20110037335 - Axial motor: The present invention relates to an axial motor, and more specifically, to an axial motor which has a simple structure and is easily assembled by inserting and holding core teeth in core teeth insertion holes circularly arranged on a yoke. The axial motor according to the present invention includes: a... Agent: Sherr & Vaughn, PLLC

20110037336 - homopolar machine: There is disclosed a homopolar machine comprising a rotor and a stator. The rotor is arranged for rotation within the stator about a central axis and comprises a pair of axially spaced-apart rotor poles formed of magnetic material and which are interconnected by a structure comprising an axially magnetised magnet.... Agent: Oliff & Berridge, PLC

20110037337 - Rotary electromagnetic machines: A rotary electromagnetic machine is described which comprises first and second substantially cylindrical parts arranged to move relative to each other about a common axis. The first cylindrical part produces a spatially periodic radial magnetic field across an air gap, the magnetic field having a regular alternating polarity around the... Agent: Haverstock & Owens LLP

20110037338 - Stator for electric motor: The invention relates to a stator with a plurality of field coils, wherein the yoke teeth, which bear the field coils, of the poles are connected with their free ends to a stator ring, and wherein adjacent pole shoes or poles are connected to one another.... Agent: Connolly Bove Lodge & Hutz LLP

20110037339 - Concentrated winding machines with reduced torque ripple and methods for designing the same: Systems and methods are provided for a motor having a concentrated winding construction with reduced torque ripple. A motor comprises a stator including a plurality of tooth segments disposed circumferentially to establish a hollow core and a rotor rotatably disposed inside the hollow core. The plurality of tooth segments define... Agent: Ingrassia Fisher & Lorenz, P.C. (gm)

20110037340 - Rotor of an electric motor and method of manufacturing the same: In a manufacturing method of a rotor for an electric motor including: a core (4) formed of stacked steel plates, each of which has a center hole (4a); and a shaft (3) inserted through the center hole (4a) of the core (4), the shaft (3) is deformed to fit a... Agent: Kenyon & Kenyon LLP

20110037341 - Commutator, power tool having an electric motor comprising such a commutator, and method for the production of a commutator: The invention relates to a commutator (1) comprising electrically conductive commutator segments (12), which are disposed about a rotational axis (10) in a manner free of a pressing material body, and which are electrically insulated from each other by means of an air gap (14) disposed between two adjacent commutator... Agent: Roylance, Abrams, Berdo & Goodman, L.L.P.

20110037342 - Thermomagnetic generator: e

20110037343 - Elastic wave device: In a boundary elastic wave resonator formed with a cross finger type transducer (IDT) of a wave length λ of a boundary elastic wave, a silicon oxide film, and an aluminum nitride film above a surface of a θYX-LN single-crystal piezoelectric substrate having a predetermined cut angle θ, a film... Agent: Crowell & Moring LLP Intellectual Property Group

20110037344 - Boundary acoustic wave device: A boundary acoustic wave device includes a piezoelectric substrate made of single-crystalline LiTaO3, a first medium layer disposed on the piezoelectric substrate and made of a dielectric, a second medium layer disposed on the first medium layer and made of a dielectric having a sound velocity different from that of... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20110037345 - vibration device: The present utility model provides a vibration device, comprising: an case which is equipped with an light sensing lens, and oscillator, battery, photonic circuit, CPU, time quartz crystal and central processing circuit board mounted inside the cavity of the case, wherein the photonic circuit and CPU are configured on the... Agent: Chiang, Elsa

20110037346 - Piezoelectric drive system, and method for the operation thereof: Disclosed are a method for operating a piezoelectric drive system (10) used for adjusting movable parts (12, 14), especially in a motor vehicle (13), as well as a piezoelectric drive unit (10) comprising at least one piezo motor (12) that is fitted with at least one piezo actuator (18). At... Agent: Merchant & Gould PC

20110037347 - Linear drive ultrasonic motor: The linear drive ultrasonic motor includes at least an ultrasonic vibrator having a piezoelectric element, a driven member which is driven by a frictional force between the driven member and the ultrasonic vibrator, a pressing member which presses the ultrasonic vibrator such that a frictional force is generated between the... Agent: Scully Scott Murphy & Presser, PC

20110037348 - Linear drive ultrasonic motor: A linear drive ultrasonic motor includes at least, an ultrasonic vibrator having a piezoelectric element, a driven member which is driven by a frictional force between the driven member and the ultrasonic vibrator, a pressing member which presses the ultrasonic vibrator such that a frictional force is generated between the... Agent: Scully Scott Murphy & Presser, PC

20110037349 - Apparatus and method for generating electricity using piezoelectric material: An apparatus and method for generating electricity using piezoelectric material. The apparatus comprises a first elongate member and a second elongate member that are joining together at first and second points which are spaced apart from each other. The second elongate member comprises a piezoelectric element, or has a piezoelectric... Agent: Christopher P. Harris Tarolli, Sundheim, Covell & Tummino, L.L.P.

20110037350 - Piezoelectric actuator module having cable bushings, and method for the production thereof: The invention relates to a piezoelectric actuator module having cable bushings for a piezoelectric actuator, and a piezoelectric actuator module produced in such a manner. Piezoelectric elements are disposed between an actuator head and an actuator base. Insulated extending conductors and feed cables are present in the ceramic actuator base... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20110037351 - Multilayer piezoelectric actuator: A multilayer piezoelectric actuator having external electrodes formed on external surfaces of a multilayer piezoelectric body in which a plurality of internal electrodes and a plurality of piezoelectric layers are stacked on top of one another. Each of the external electrodes includes a base electrode and a stress-absorbing electrode member... Agent: Dickstein Shapiro LLP

20110037352 - Motor end cap positioning element for maintaining rotor-stator concentricity: A motor is provided with a set of end cap guides on the ends of a stator winding assembly to plot the placement of end caps into the correct placement relative to the stator winding assembly so that the rotor assembly is maintained concentric with the stator. The end cap... Agent: Schneck & Schneck

02/10/2011 > patent applications in patent subcategories.

20110031822 - Voice coil motor for driving lens: Voice coil motor includes a housing shell, a fixing member, a movable member and elastic members. The fixing member includes a bracket and a number of first magnetic members retained on the bracket. The movable member includes a retainer and a number of second magnetic members mounted thereon. One of... Agent: Altis Law Group, Inc. Attn: Steven Reiss

20110031823 - Plastic element: The invention reduces vibration in a plastic element used in an electrical drive. The plastic element has a baseplate, at least two commutator brush boxes leading to a shaft passage channel which passes through the baseplate, and a bearing seat which is connected to the baseplate via at least one... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20110031824 - Gear motor including a compact multiple-phase electric motor: The invention relates to a gear motor including a multiple-phase electric motor formed by a stator portion excited by electric coils and by a rotor having N pairs of poles radially magnetised in alternating directions, the stator portion including two angular sectors alpha-1 and alpha-2 with respective radii R1 and... Agent: Arent Fox LLP

20110031825 - Power tool: A power tool includes a motor housing, a motor, a motor-side terminal, a switch block, and a switch-side terminal provided on the switch block to be connected to the motor-side terminal. A hollow tubular member is provided on one of the motor housing and the switch block and extends in... Agent: Oliff & Berridge, PLC

20110031826 - Permanent magnet machine and rotor: A permanent magnet machine is disclosed. The permanent magnet machine includes a stator, and a rotor comprising a rotor core and disposed outside and concentric with the stator, wherein the rotor core comprises a contiguous volume disposed around a plurality of permanent magnets, wherein the contiguous volume simultaneously supports a... Agent: General Electric Company Global Research

20110031849 - Electricity-generating apparatus for bicycle: An electricity-generating apparatus for bicycle includes a holder and an induction assembly. The holder is adapted to be connected to a bicycle fork. The induction assembly detachably screws to the holder. The induction assembly comprises an outer sleeve. The outer sleeve coaxially receives an insulating sleeve, an iron core and... Agent: Chien-hui Su

20110031851 - Electric motor: A shaft is adapted to be inserted through a circuit apparatus without a need for disassembling a shaft side sensor device from an end part of the shaft to place the shaft side sensor device in an opposed relationship to a circuit board side sensor device at a location adjacent... Agent: Nixon & Vanderhye, PC

20110031850 - Structure of rotation detector-equipped motor and a manufacturing method thereof: A motor is provided with a rotation detector including a detection rotor and a detection stator placed to face the detection rotor. The motor further includes a motor case and a motor shaft protruding out of the motor case. The detection rotor is fixed to an end of the motor... Agent: Oliff & Berridge, PLC

20110031827 - Energy storage device comprising a flywheel: m

20110031829 - Drive unit having at least one transmission stage: In a drive unit having at least one transmission stage (Ü) and one drive element (4) for driving with high power density, having a drive element (4), and element (8), and an output element (14), wherein a translation and transmission of a drive torque occurs between the drive element (4)... Agent: Fanelli Strain & Haag PLLC

20110031828 - E-z tent trailler lift model #2b: The E-Z Tent Trailer Lift Model #2B (hereafter referred to as the E-Z Lift in this document) consists of a roller chain and sprocket-reduction drive, operated by a reversible 12V DC gear head motor, controlled by a two-way switch with an interior cut-off switch to prevent tampering. Powered by on-board... Agent: Delmer W. Forester

20110031830 - Electric motor for use in hazardous environments: An electric motor is provided that is configured for operation in hazardous or other hazardous environments. The electric motor includes a housing for a rotor and a stator. The housing includes a pair of end caps and a casing positioned therebetween. The end caps and the casing are held together... Agent: Fitch Even Tabin & Flannery

20110031831 - Housing attachment for an electrical machine to ingress protection class ip 24w: A housing attachment for an electric machine is constructed in compliance with protection class IP 23 and includes a first projected edge disposed at a first border wall such that water located in the middle section at the first border wall drips off no later than at the first projected... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20110031832 - Fan seat structure: A fan seat structure includes a seat and a snap-fitting member. The seat is formed on a top with a supporting face, from where a bearing cup is upward extended; and a portion of the seat corresponding to the bearing cup is formed into a central passage. The snap-fitting member... Agent: C. G. Mersereau Nikolai & Mersereau, P.A.

20110031834 - Motor: A motor is disclosed. In accordance with an embodiment of the present invention, the motor includes a rotational axis, a rotating body, which rotates together with the rotational axis as one unit, a hub having a ring-shaped body and a protruding part, in which the ring-shaped body is interposed between... Agent: Mcdermott Will & Emery LLP

20110031835 - Motor: An automated manual transmission comprises a hydraulic pump and a motor for driving the hydraulic pump. The motor comprises a stator and a rotor rotatably mounted to the stator, the stator comprising a housing and a motor end cap fixed to the housing, the rotor comprising a rotatable shaft rotatably... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20110031833 - Motor and driving device for recording disk: A motor includes a sleeve supporting a shaft such that an upper end of the shaft protrudes upwardly along an axial direction, a sleeve housing in which an outer diameter portion of the sleeve is inserted and supported, an oil sealing cap covering the sleeve at an opposite side of... Agent: Staas & Halsey LLP

20110031836 - Rotational machine, method for the determination of a tilting of a rotor of a rotational machine, as well as a processing plant: The invention relates to a rotational machine adapted as a bearing-free engine including a stator (2) designed as a bearing and drive stator having a magnetic stator plane (21) and a magnetic rotor (3) having a magnetic rotor plane (21) and supported magnetically in contact free manner within the stator... Agent: Townsend And Townsend And Crew, LLP

20110031837 - Magnetic coupling device: A reduced-size magnetic coupling device includes a first magnet group having a plurality of first magnets arranged on an interaction surface at equal intervals in the direction of the circumference about the rotation axis; a second magnet group having a plurality of second magnets arranged on an interaction surface at... Agent: Posz Law Group, PLC

20110031838 - Electric machine with single stator and two mutually independent rotors, and road vehicle provided with said electric machine: An electric machine provided with: a stator, equipped with a single stator winding; at least two shafts, which are independent of one another and are mounted so that they can turn; at least two rotors, which are independent of one another, are magnetically coupled to the stator, and are mounted... Agent: Workman Nydegger 1000 Eagle Gate Tower

20110031839 - System and method for energy generation: A magnetic system and related method for generating energy is described. Multiple embodiments are described having different shapes, alternative designs to receive different driving forces, varied magnetic structures, and so forth. In an example implementation, a magnetic structure may include on a single side multiple magnetic sources having different magnetic... Agent: Law Office Of William J Tucker

20110031840 - Electrical drive machine: In a drive system, including a stator and a rotor associated with an energy transmission system supplying energy to a load on the rotor, the drive function and the energy transmission function are largely independent of each other. A subharmonic air gap field portion is used for transmitting electric energy... Agent: Staas & Halsey LLP

20110031841 - Permanent magnet brushless machine with magnetic flux regulation: A permanent magnet machine (PMM) comprises: a generally cylindrical permanent magnet (PM) rotor that comprises multiple PM rotor poles arranged around a rotor axis of rotation; and a stator with two generally cylindrical and concentric yokes, an inner yoke proximate the PM rotor with associated multiple inner poles and inner... Agent: Stephen George Mican

20110031842 - Component for an electric machine: A component for an electric machine includes a spool having a main body portion provided with a first end portion that extends substantially uninterrupted to a second end portion through an intermediate portion. A plurality of mounting elements are provided on the first end portion. A star member is operatively... Agent: Cantor Colburn LLP

20110031843 - Permanent magnet machine with different pole arc angles: An internal permanent magnet machine has multiple rotor sections, each section having multiple rotor laminations. Permanent magnets are placed asymmetrically in lamination openings to attenuate oscillations in torque caused by harmonic components of magnetic flux. Asymmetry is achieved by placing adjacent permanent magnets or magnet sets on the rotor periphery... Agent: Brooks Kushman P.C./fgtl

20110031845 - Electret and electrostatic induction conversion device: An electret comprising a laminate wherein a layer (A) containing a resin (a) and a layer (B) containing a resin (b) other than the resin (a) or an inorganic substance (c) are directly laminated, wherein the resin (a) is a fluororesin (a1), or a resin (a2) having an alicyclic structure... Agent: Foley And Lardner LLP Suite 500

20110031844 - Electrostatic generator/motor configurations: Electrostatic generators/motors designs are provided that include a stator fixedly connected to a first central support centered about a central axis. The stator elements are attached to the first central support. Similarly, a second stator is connected to a central support centered about the central axis, and the second stator... Agent: Llns / John P. Wooldridge John H. Lee, Assistant Laboratory Counsel

20110031846 - Wake-up unit for waking up an electronic device and method of waking up an electronic device: A wake-up unit for waking up an electronic device is provided. The wake-up unit comprises a resonating unit (C) for resonating at least one specific frequency, at least one first electrode (TE), at least one piezoelectric material (PM) and at least one second electrode (BE). The piezoelectric material (PM) is... Agent: Nxp, B.v. Nxp Intellectual Property & Licensing

20110031847 - Linear drive ultrasonic motor: The linear drive ultrasonic motor includes at least an ultrasonic vibrator having a piezoelectric element, a driven member which is driven by a frictional force between the driven member and the ultrasonic vibrator, a pressing member which presses the ultrasonic vibrator such that a frictional force is generated between the... Agent: Scully Scott Murphy & Presser, PC

20110031848 - Multilayered piezoelectric element and ultrasonic motor: A multilayered piezoelectric element is manufactured as follows. First and second internal electrode regions including power supply extracting portions are separately formed in a plurality of piezoelectric members. A shrink matching region is separately formed between the extracting portions of the first and second internal electrode regions. The multilayered piezoelectric... Agent: Scully Scott Murphy & Presser, PC

02/03/2011 > patent applications in patent subcategories.

20110025136 - Movable magnet type linear motor with improved end cover assembly: A movable magnet type linear motor with an improved end cover assembly includes a mover having a housing and an accommodating space extending along an axis of the housing for receiving therein a coil, wherein the housing having each of two opposite ends formed with a retaining groove in a... Agent: Charles E. Baxley, Esquire

20110025137 - Linear motor and electronic component transfer device equipped with linear motor unit: One aspect of the present invention relates to a linear motor unit including a plurality of linear motors, each having a stator, a movable element that linearly reciprocates along the stator, and a magnetic sensor that can detect a position of the movable element, wherein the magnetic sensors of the... Agent: Studebaker & Brackett PC

20110025138 - Movable magnet type linear motor with heat-dissipating assembly: A movable magnet type linear motor with a mover heat-dissipating assembly includes a mover having a housing receiving therein a coil seat for holding a coil, openings being formed at two opposite ends of the housing, end covers being attached to the openings and having central holes so as to... Agent: Charles E. Baxley, Esquire

20110025139 - Power generator: The present invention provides a power generator for generating electricity comprising a core having an interior chamber, the interior chamber having a top portion and a bottom portion. The core is filled with a volume of a gas. A frequency generator is provided for resonating the gas at a high... Agent: The Weintraub Group, P.L.C

20110025140 - Permanent magnet rotor with flux concentrating pole pieces: A permanent magnet machine is provided comprising a stator and a rotor, the rotor being adapted to rotate relative to the stator, the rotor comprising a plurality of permanent magnets separated in the circumferential direction from each other by axially extending rotor pole pieces for concentrating the magnetic flux from... Agent: Buchanan, Ingersoll & Rooney PC

20110025141 - Stator compacted in one piece: A compaction tool is provided for compacting an element from metal powder where the element has uniform axially displaced protrusions, and the tool comprises a die and a top and a bottom punch with punch surfaces. The top and bottom punch comprises displaceable opposing punch surfaces for displacing the metal... Agent: Buchanan, Ingersoll & Rooney PC

20110025142 - Electrical device: The invention relates to an electrical device, especially an electric tool, which has a motor unit provided with a motor housing, and a receiving unit for receiving at least one drive element. According to the invention, the electrical device includes a motor sleeve for coupling the motor unit to the... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20110025143 - Controller for ac generator: A control system that can accommodate the wide variations in the output of a generator, such as a permanent magnet alternator, while providing an output with relatively uniform phase ripple. The control system includes a zero crossing detector and variable ramp generator for generating control signals to a switching rectifier... Agent: Squire Sanders & Dempsey LLP

20110025144 - Cooling housing for a switched reluctance electric device: The present disclosure provides a fluid-cooled housing for an electric device having a housing. The housing includes an outer surface and an inner surface, the inner surface defining, at least in part, a housing cavity having a longitudinal axis, an end wall continuous with the inner surface, thereby substantially enclosing... Agent: Caterpillar Inc. Intellectual Property Dept.

20110025145 - Magnet apparatus of an electrical machine with a coolant line: The mounting of a coolant line system in a magnet device of an electric machine is to be simplified. Therefore, a magnet device is provided, with a ferromagnetic base member (4) comprising a first (3) and an opposite second side (5) and comprising penetration holes for coolant lines from the... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20110025146 - Dual armature motor/generator with flux linkage: The present invention relates to cylindrical rotating electric machines which comprise armature and field coils, with either the field coil or the dual armature being the rotating component. The dual armature is composed of two concentric cylindrical sets of coils with the field coil situated in the gap between the... Agent: Hemingway & Hansen, LLP

20110025147 - Motor assembly with a thermally conductive bridging member: A motor assembly includes a housing, a revolving shaft revolvably mounted in the housing, a magnet mounting portion surrounding and rotatable with the revolving shaft, a magnet disposed on the magnet mounting portion, a magnetically inducible core having a plurality of stator poles spaced apart from rotor magnetic poles of... Agent: The Mueller Law Office, P.C.

20110025148 - Motor and method of manufacturing motor: A motor includes a shaft, a rotor, a stator, and a housing. The stator preferably includes a core including a plurality of teeth, a plurality of coils, and electrically insulating tubes. The core is defined by a combination of a plurality of unit cores each of which has a separate... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20110025149 - Flat type vibration motor: Disclosed herein is a flat type vibration motor. The motor includes a bracket having a shaft mounted to the central portion of the bracket, with a lower substrate and a magnet being adhered to the upper surface of the bracket. A casing covers the upper portion of the bracket, and... Agent: Blakely Sokoloff Taylor & Zafman LLP

20110025150 - Dual electromotive furniture drive: A dual electromotive furniture drive has a housing with a drive motor, which is drive-coupled to a rotation speed reduction gear mechanism, which moves rotation-locked spindles longitudinally, wherein the rotation speed reduction gear mechanism and the spindles are arranged in the housing. An end switch limits the end positions of... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20110025152 - Compact high power alternator: An apparatus for converting between mechanical and electrical energy, particularly suited for use as a compact high power alternator for automotive use and “remove and replace” retrofitting of existing vehicles. The apparatus comprises a rotor with permanent magnets, a stator with a winding, and a cooling system. Mechanisms to prevent... Agent: Squire Sanders & Dempsey LLP

20110025151 - Fluid dynamic bearing motor for use with a range of rotational speed rated disc drive memory device products: A fluid dynamic bearing motor and method are provided for use with various disc drive memory device products differently rated by operational rotational speed. The operational speeds are those speeds measured during reading and writing memory operations to the memory device. In an aspect, the present invention meets full operating... Agent: Seagate Technology LLC C/o Murabito Hao & Barnes LLP

20110025154 - Electric rotary drive: An electric rotary drive is proposed, designed as a bearingless external rotor motor, having a magnetically supported, substantially ring-shaped rotor (3) which is arranged around an inwardly disposed stator (2), wherein an air gap (4) is provided between the rotor (3) and the stator (2), wherein the stator (2) is... Agent: Townsend And Townsend And Crew, LLP

20110025153 - Optimised levitation device: Device for levitation of an item over an optimized base by means of permanent magnets. The equilibrium is stable along one or two axes by means of these permanent magnets, and along the one or two others by means of a combination of electromagnets of near zero consumption at equilibrium.... Agent: Jannick Simeray

20110025155 - Motor, motor support member and motor support method: Provided is an intermediate member which is arranged between a motor housing (4) and a transmission case (2) and which has multiple motor housing supporting point positions (A) and transmission case supporting point positions (B). The intermediate member is coupled to the motor housing (4) at the motor housing supporting... Agent: Foley And Lardner LLP Suite 500

20110025156 - Machine for fixing: Machine for contactless fixing of a movement degree of freedom, having a primary part and a secondary part, wherein the primary part and the secondary part are designed such that a cogging force when no current is flowing in the machine is at least 50% of the maximum force of... Agent: Bachman & Lapointe, P.C.

20110025157 - System of electrical generation for counter-rotating open-rotor blade device: A counter-rotating open-rotor blade aircraft propulsion system includes a structure supporting a plurality of blades. A rotor is drivingly coupled to the structure supporting the plurality of blades. The rotor includes a rotating coil disposed in the structure supporting the plurality of blades. A rotating magnetic field source includes two... Agent: Mccormick, Paulding & Huber LLP

20110025158 - Rotating electrical machine: In a rotating electrical machine, when a stator winding is wound in concentrated winding, an improvement in performance is achieved by reducing a magnetomotive force harmonic without reducing a fundamental wave magnetic flux generated by a stator. A rotating electrical machine (10) includes a rotor (18), and two stators (14,... Agent: Sughrue Mion, PLLC

20110025159 - Rotor assembly including sintered magnet core assembly: A rotor assembly for an electric motor includes a drive assembly, a cup that receives a portion of the drive assembly, and a magnet core assembly received between the drive assembly and the cup. The magnet core assembly is hermetically sealed between the drive assembly and the cup.... Agent: Carlson, Gaskey & Olds, P.C.

20110025160 - Rectangular cross-section windings for electrical machine rotors: An apparatus is provided for an electrical machine rotor. The apparatus comprises a cylinder and a first slot proximate to an edge of the cylinder. The first slot is at least partially closed. The apparatus further comprises a hairpin winding disposed within the first slot.... Agent: Ingrassia Fisher & Lorenz, P.C. (gm)

20110025161 - Axial flux stator and method of manufacture thereof: An axial flux stator includes a plurality of magnetically permeable members, a plurality of windings, a back iron, and an encasing. The plurality of windings is associated with the plurality of magnetically permeable members to produce a plurality of winding-magnetically permeable member assemblies. The back iron is mechanically butt joint... Agent: Garlick Harrison & Markison

20110025162 - Rotating electrical machine: A rotating electrical machine, includes; a rotor in which a plurality of magnetic poles are provided in circumferential direction, and a stator within the rotor is disposed with a gap against the rotor, wherein; two stator magnetic poles are formed by winding coils in phase and by the stator core... Agent: Crowell & Moring LLP Intellectual Property Group

20110025163 - Stator, and stator manufacturing apparatus: An apparatus for manufacturing a stator. On a split core of the stator, there are wound main conductors and two auxiliary conductors, which are thinner than but correspond to the main conductors. These main conductors are arrayed and wound in a plurality of layers, such that the main conductors of... Agent: Rankin, Hill & Clark LLP

20110025164 - Rotating electric machine and method for manufacturing stator: A rotating electric machine comprises a stator in which a stator winding is inserted in a plurality of slots extending in an axial direction in an inner circumference of a stator core, and a rotor that is rotatable in the stator. A plurality of the stator windings are constituted with... Agent: Antonelli, Terry, Stout & Kraus, LLP

20110025165 - Rotating electrical machine: A rotating electrical machine including a rotor in which a plurality of magnetic poles are provided in circumferential direction, and a stator within the rotor is disposed with a gap against the rotor, wherein: coil groups are received in a slot between two teeth of the stator core; each of... Agent: Crowell & Moring LLP Intellectual Property Group

20110025166 - Piezoelectric vibrator, manufacturing method of piezoelectric vibrator, oscillator, electronic device, and radio-controlled timepiece: A piezoelectric vibrator which can be manufactured efficiently and a manufacturing method thereof are provided. The piezoelectric vibrator includes: a tuning-fork-type piezoelectric vibrating piece which has a pair of vibration arm portions, excitation electrodes formed on base end portions of the vibration arm portions, and weight metal films formed on... Agent: Brinks Hofer Gilson & Lione/seiko Instruments Inc.

20110025167 - Ultrasonic motor: An ultrasonic motor includes a stator and a rotor. In the stator, an n number of piezoelectric elements (wherein n is a natural number) are affixed to one surface of a vibrating member, whose outer circumferential edge is circular or polygonal, along a direction in which the outer circumferential edge... Agent: Dickstein Shapiro LLP

20110025168 - Vibrating body and vibration wave actuator: Provided are a vibrating body and a vibration wave actuator, which can suppress vibration attenuation along with a reduction in size with an inexpensive structure, to thereby improve vibration efficiency, and can output stable vibration energy. A vibrating body includes: a piezoelectric element including a piezoelectric layer and an electrode... Agent: Fitzpatrick Cella Harper & Scinto

20110025169 - Piezoelectric drive unit: Disclosed are a piezoelectric drive unit (10) and a method for operating such a drive unit in order to adjust movable parts (11), especially in a motor vehicle. Said piezoelectric drive unit (10) comprises at least one piezo motor (12) that is fitted with at least one piezo actuator (18).... Agent: Merchant & Gould PC

20110025170 - Electroactive polymer device: The invention describes rolled electroactive polymer devices. The invention also describes employment of these devices in a wide array of applications and methods for their fabrication. A rolled electroactive polymer device converts between electrical and mechanical energy; and includes a rolled electroactive polymer and at least two electrodes to provide... Agent: Bayer Material Science LLC

20110025171 - Method for testing piezoelectric/electrostrictive device, testing apparatus, and method for adjusting piezoelectric/electrostrictive device: There is provided a method for testing a piezoelectric/electrostrictive actuator, wherein the displacement of a piezoelectric/electrostrictive actuator is estimated on the basis of the relations between one or more frequency characteristic values selected from the group consisting of the heights and areas of the peaks of the resonance waveforms and... Agent: Burr & Brown

20110025172 - Ultrasound imaging transducer acoustic stack with integral electrical connections: An ultrasound transducer that includes a backing layer, an insulating layer disposed on top of the backing layer, and a plurality of conductive traces disposed on top of the insulating layer are disclosed. Each of the conductive traces has an upper face. A plurality of transducer elements, each having (a)... Agent: Proskauer Rose LLP

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