Electrical generator or motor structure patents - Monitor Patents
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Electrical generator or motor structure April category listing, related patent applications 04/10

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.
04/29/2010 > patent applications in patent subcategories.

20100102644 - Integrated linear brushless dc motor: A linear brushless DC motor uses a movable coil assembly, which includes at least one coil, an amplifier and a motor controller, that is configured to move relative to a stationary base assembly. The coil, the amplifier and the motor controller are assembled so that the coil, the amplifier and... Agent: Thomas H. Ham Wilson & Ham

20100102645 - Linear drive having shock compensation: A directly coupled linear drive having a drive unit and a sliding element that are disposed in a frame, the sliding element, actuated by the drive unit, being capable of effecting a movement in a direction of translation with respect to the frame and having a blocking device for blocking... Agent: Duane Morris LLP - Dc

20100102646 - Reciprocating vibration generator: A reciprocating vibration generator of a structure enabling force of a reciprocating vibrating body striking a coil to be absorbed by magnetic fluid even if an external impact force is applied, that is, a reciprocating vibration generator provided in a case body 100 with an upper plate spring 40 and... Agent: Kratz, Quintos & Hanson, LLP

20100102647 - Electric motor/generator low hydraulic resistance cooling mechanism: The present disclosure, in one form, provides an electric motor/generator low hydraulic resistance cooling mechanism including a hollow cooling stator case having an inner and outer coaxial surface. The inner surface defines a generally cylindric cavity for receiving a stator in heat transference contact with the inner surface. The outer... Agent: Caterpillar Inc. Intellectual Property Dept.

20100102648 - Enhanced thermal conductivity material in annular gap between electrical motor stator and housing: A submersible electric motor has feature to enhance thermal conductivity from the motor interior to the exterior. The motor has a cylindrical housing and a stator rigidly mounted within housing. A rotatable rotor is located within the stator. A gap formed between the stator's outer diameter and the inner wall... Agent: Bracewell & Giuliani LLP

20100102650 - Arrangement for cooling of an electrical machine: In one aspect, an arrangement is provided. An electrical machine includes elements generating heat while the electrical machine is at work. The elements include at least one fixing-arrangement to support an element-structure. The fixing-arrangement is hollow to carry a cooling fluid which allows a transfer of the heat away from... Agent: Siemens Corporation Intellectual Property Department

20100102651 - Arrangement for cooling of an electrical machine: An arrangement for cooling an electrical machine is provided. A stator of the electrical machine contains a plurality of stacked laminate plates, each laminate plate having a plurality of slots on one side. The slots of the stacked laminate plates are forming channels, the channels containing metal-winding of electrical coils.... Agent: Siemens Corporation Intellectual Property Department

20100102652 - Arrangement for cooling of an electrical machine: In one aspect, an arrangement for cooling of an electrical machine is provided. The arrangement includes a rotor and a stator of the electrical machine, while an air-gap is between the rotor and the stator. The electrical machine includes an air-cooling-arrangement, which circulates air inside the electrical machine. The electrical... Agent: Siemens Corporation Intellectual Property Department

20100102653 - Arrangement for cooling of an electrical machine: An arrangement for cooling an electrical machine is provided. The electrical machine is connected with a first cooling-system which directly cools the electrical machine. The first cooling-system circulates a first cooling-medium. The first cooling-system is connected with a second cooling-system which delivers heat from the first cooling-system to the second... Agent: Siemens Corporation Intellectual Property Department

20100102649 - Hydroformed cooling channels in stator laminations: A system for cooling an electrical machine is disclosed. The electrical machine includes a rotor, a stator, and at least one cooling tube extending through the stator. During operation of the electrical machine, fluid flows through the tube and carries away heat generated by the electrical machine.... Agent: Baker & Daniels LLP

20100102654 - Adaptive cooling unit for a power tool: A cooling unit for a power tool comprises a fan wheel (10) to be supported on an armature shaft (3) of a motor (1) of the power tool. The cooling unit comprises a torque transfer means as well as an actuating means (20, 22) for actuating this torque transfer means... Agent: Knobbe Martens Olson & Bear LLP

20100102655 - Arrangement for cooling of an electrical machine: An arrangement for cooling an electrical machine is provided. The electrical machine includes a rotor and a stator, an air-gap being between the rotor and the stator. The stator includes a plurality of stacked laminate-plates. The laminate-plates include on a first side, which is facing the air-gap, a plurality of... Agent: Siemens Corporation Intellectual Property Department

20100102656 - Arrangement for cooling of an electrical machine: An air-gap is between a rotor and a stator. The stator comprises a number of stacked laminate-plates. The laminate-plates are positioned and fixed by a structural support and by end-plates in relation to a central-part of the stator to achieve the air-gap. A cavity is formed by the end-plates, the... Agent: Siemens Corporation Intellectual Property Department

20100102657 - Arrangement for cooling of an electrical machine: In one aspect, an arrangement for cooling of an electrical machine is provided. A rotor and a stator include an air-gap arranged between the rotor and the stator. The rotor and the stator include a circulation arrangement to allow the circulation of air for cooling-purposes of the rotor and of... Agent: Siemens Corporation Intellectual Property Department

20100102682 - Motor module: A motor module includes a bearing housing having a loading base, an electric unit, a bearing, and a magnetic rotor unit disposed on the bearing. In addition, a protruding portion is extending from the loading base, and the electric unit includes a printed circuit board (PCB) and sensing elements, wherein... Agent: Morris Manning Martin LLP

20100102681 - Rotating electrical machine: A rotating electrical machine includes a stator formed by disposing coils of a plurality of phases in a plurality of slots formed along an axial direction of a stator core; a rotor rotatably provided on an inner peripheral side of the stator; and a rotation position detector for detecting a... Agent: Oliff & Berridge, PLC

20100102683 - Controller-integrated rotating electric machine: Assembly of a controller-integrated rotating electric machine is facilitated. In a controller-integrated rotating electric machine provided with a rotating electric machine unit having a rotor (2), a stator (3), and brackets (4, 5); a plurality of stator current switching circuit units (13) that are attached on an insulator cover (14)... Agent: Sughrue Mion, PLLC

20100102684 - Generator set having two-piece terminal box: A terminal box for a use with a generator set is provided. The terminal box may have a customer connection, a first housing piece configured to be mounted proximate a generator of the generator set, and at least one cable housed within the first housing piece to electrically connect the... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20100102658 - High current connector: The invention provides a joint (1) for joining a first electrical conductor to a second electrical conductor. The joint comprises an assembly member (3), an adapting member (2), an indentation (5a), an elastically deformable multipoint connection member (4), and an assembly structure (7, 8, 5b, 9). The assembly member is... Agent: Cohen, Pontani, Lieberman & Pavane LLP

20100102659 - Motor for driving color wheel: A motor for driving a color wheel includes: a main body including a rotor with a shaft, a housing having a cylindrical shape, and a front plate disposed at one axial end of the main body, from which one end portion of the shaft protrudes; a color wheel attachment structure... Agent: Oliff & Berridge, PLC

20100102660 - End cover and external rotor motor using the same: An end cover for an external rotor motor. The external rotor motor has a stator core having a center hole, and the end cover including a body, a cylindrical connecting portion, and multiple protruding bars each having an arc-shaped top surface. The cylindrical connecting portion is extended from the center... Agent: Matthias Scholl

20100102661 - Rotating shaft for ultra slim spindle motor: Disclosed herein is a rotating shaft for an ultra slim spindle motor which reduces a frictional area between the rotating shaft and a bearing, thus being capable of reducing consumption current consumed during the rotation of the rotating shaft. The ultra slim spindle motor includes a rotating shaft for axially... Agent: Staas & Halsey LLP

20100102662 - Electric motor: An electric motor has a rotor (20), a housing (10) and a ring magnet (12) fixed onto an inner surface of the housing. The housing (10) has a cross section in a polygon, preferably tetragonal, shape that comprises a plurality of side portions (10a˜10d) and a plurality of curved corner... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20100102663 - Electrical machine: The present invention relates to an electrical machine having a rotor, a stator, a rotating-field production device, and a pole-field production device. The rotor can rotate about a rotation axis which passes through opposed upper and lower portions of the rotor. The rotating-field production produces an essentially radial magnetic field... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20100102664 - Methods and apparatus for surface preparation in ultrasonic joints: A method of joining the ends of wire windings for a motor stator or the like includes preparing a surface at each end (e.g., by removing any enamel coating), deforming the surfaces to produce knurls, striations, and the like, and then ultrasonically bonding the two surfaces to produce the bond... Agent: Ingrassia Fisher & Lorenz, P.C. (gm)

20100102665 - Brushless dc electric motor: The brushless DC electric motor comprises, a rotor including a shaft and a permanent magnet fixed on said rotor shaft, stator including a winding in the shape of a hollow cylinder and composed of a plurality of rhombic single coils made of flat wire. The single coils overlap each other... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20100102666 - Methods and apparatus for an electric machine with a cast rotor: A squirrel cage rotor structure used in connection with an electrical machine is formed from a high-strength, high-conductivity, and heat-treatable aluminum alloy, e.g., a T61 tempered aluminum alloy, such as A6101-T61. The resulting structure has improved strength compared to conventional pure aluminum structures, while at the same time limiting the... Agent: Ingrassia Fisher & Lorenz, P.C. (gm)

20100102667 - Motor housing structure: A motor housing structure includes a first cover, a stator, and a second cover. The first cover is fixed to the one end of the stator. The second cover is fixed to the other end of the stator. The second cover defines a slanted annular groove. One lower end of... Agent: PCe Industry, Inc. Att. Steven Reiss

20100102668 - Lamb wave type elastic wave device: m

20100102669 - Surface acoustic wave resonator, surface acoustic wave oscillator, and surface acoustic wave module device: A surface acoustic wave resonator includes a piezoelectric substrate and an interdigital transducer (IDT) that includes electrode fingers exciting a surface acoustic wave on the piezoelectric substrate, a first region at a center of the IDT, and a second region and a third region at opposite sides of the IDT.... Agent: Oliff & Berridge, PLC

20100102670 - Method and system for packaging and mounting surface acoustic wave sensor elements to a flex plate: A method and system for packaging and mounting a SAW sensor to an automobile flex plate for use in sensing torque. A SAW sense die can be adhesively bonded to a metal disc comprising semicircular holes formed at the periphery of the metal disc. An insulator (e.g., plastic) constituting lead... Agent: Honeywell International Inc. Patent Services

20100102671 - Piezoelectric device: A piezoelectric device, having a piezoelectric vibrating piece and a circuit element being electrically connected, is provided with a package for storing inside at least the piezoelectric vibrating piece of the piezoelectric device. The package is made up of a substrate and a cover body, and on the outer surface... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20100102672 - System and method of driving ultrasonic transducers: A transducer is optimally driven at or near its resonant frequency by a driver system that adapts to variations and/or changes to the resonant frequency of the transducer due to variations in piezo materials, manufacturing, assembly, component tolerances, and/or operational conditions. The system may include an output controller, a phase... Agent: Squire, Sanders & Dempsey L.L.P.

20100102673 - Kinetic harvesting frequency optimizer: Disclosed herein is an apparatus. The apparatus includes a kinetic energy scavenger mechanism and a frequency tuning system. The kinetic energy scavenger mechanism is configured to harvest energy from a movement of a portable device. The kinetic energy scavenger mechanism includes at least one piezo member. The frequency tuning system... Agent: Harrington & Smith

20100102675 - Driving apparatus: A driving apparatus (100t) is provided with: a stage portion (130) which can be displaced; two first elastic portions (120-1) which have elasticity to displace the stage portion in one direction and which are arranged along the one direction; two driving source portions (180) each of which comprises: a first... Agent: Nixon & Vanderhye, PC

20100102676 - Driving apparatus: A driving apparatus (100q) is provided with: a first base portion (110-1); a first stage portion (130-1); a first elastic portion (120-1) which has elasticity to displace the first stage portion in one direction (Y axis); a second stage portion (130-2) which is disposed on the first stage portion and... Agent: Nixon & Vanderhye, PC

20100102674 - Piezoelectric linear motor offering enhanced displacement: A piezoelectric linear motor for providing enhanced displacement using a dome-shaped piezoelectric ceramic is provided. The piezoelectric linear motor includes a dome-shaped piezoelectric ceramic (100) processed such that different electrodes are formed on opposite surfaces of the piezoelectric ceramic. A vibration shaft (200) is fixed to a first surface of... Agent: Rosenberg, Klein & Lee

20100102677 - Electroactive polymer transducers biased for optimal 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

20100102678 - Package for electronic component, piezoelectric device and manufacturing method thereof: A package for an electronic component includes a first substrate and a second substrate. In the package, an interior space capable of housing the electronic component is formed between the first substrate and the second substrate, a sealing hole communicating with the interior space and an exterior is formed in... Agent: Harness, Dickey & Pierce, P.L.C

20100102679 - Piezoelectric porcelain composition, and piezoelectric ceramic electronic component: A piezoelectric porcelain composition includes a main ingredient represented by a general formula ((1−x)(K1−a−bNaaLib) (Nb1−cTac)O3−xM2M4O3) (where M2 represents Ca, Ba or Sr, M4 represents Zr, Sn or Hf, and 0.005≦x≦0.1, 0≦a≦0.9, 0≦b≦0.1, 0 5≦a+b≦0.9, and 0≦c≦0.3), and Mn is contained in an amount ranging from 2 to 15 mol, relative... Agent: Dickstein Shapiro LLP

20100102680 - Piezoelectric element: A piezoelectric element that is high in piezoelectric performance and large in displacement and is reliable is provided. The piezoelectric element includes a piezoelectric material containing BaTi2O5 as the principal constituent material and an inner electrode that applies voltage to the piezoelectric material. In this piezoelectric element, an electrode material... Agent: Antonelli, Terry, Stout & Kraus, LLP

04/22/2010 > patent applications in patent subcategories.

20100096935 - Air bushing linear stage system: A linear stage system is provided. The linear stage system includes a base, a carriage plate, a first shaft, a first air bushing coupled to the base, a first motor coupled to the base and the carriage plate, and a first position encoder. The first air bushing is configured to... Agent: Setter Roche LLP

20100096936 - Vibration motor: A vibration motor includes a first resilient member and a second resilient member providing resilient forces in opposite directions; a first vibrator and a second vibrator coupled to the first resilient member and the second resilient member respectively; a magnetic body coupled to the first vibrator to create a magnetic... Agent: The Farrell Law Firm, LLP

20100096937 - Heat transfer enhancement of dynamoelectric machine rotors: A rotor is provided for a dynamoelectric machine having one or more windings. The windings have one or more turns, and the turns have one or more outlet ducts that are located near a chimney. When the outlet ducts are stacked one on top of another, they form substantially radially... Agent: Ge Energy General Electric C/o Ernest G. Cusick

20100096938 - Blower motor: A blower motor can efficiently remove heat generated by all substrate-mounted components. A rotor and a stator are housed inside a motor case. A motor substrate on which a motor driving circuit is formed is disposed in a space formed in the axial direction between (i) the rotor and the... Agent: Birch Stewart Kolasch & Birch

20100096956 - Brush holder: A brush holder (10) for a motor and having a plate-shaped base body (11) having an opening (13) for passing the motor rotor (30) therethrough, at least one brush receptacle (14) in which a carbon brush (15) is displaceably received, and an electronics can (12) projecting from the plate-shaped base... Agent: Abelman, Frayne & Schwab

20100096939 - Stator structure of outer rotor multipolar generator: In a stator structure 1 of an outer rotor generator, a pressing portion 33 provided on a first portion 31 of a connecting terminal 30 is configured to protrude inward in the radial direction of an annular coupler 20 when the connecting terminal 30 is attached to the coupler 20.... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20100096940 - Compressor motor and compressor: A compressor motor includes a rotor and a stator disposed radially outside of the rotor. The rotor includes a rotor core, and a plurality of magnets circumferentially arranged on the rotor core at center angles of equal intervals. The rotor core has an axial length L and, a radial length... Agent: GlobalIPCounselors, LLP

20100096941 - Dynamoelectric machine: A dynamoelectric machine including first and second permanent magnets held by first and second magnet seats on first and second yoke portions so as to face inner circumferential surfaces of tip end portions of first and second claw-shaped magnetic pole portions. The first and second permanent magnets are magnetically oriented... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20100096942 - Rotor or a stator for a superconducting electrical machine: A rotor (or a stator) for a superconducting electrical machine includes a mounting that is maintained at substantially ambient temperature during operation of the electrical machine and a field coil support structure. A plurality of superconducting field coils are maintained at cryogenic temperatures during operation of the electrical machine and... Agent: Kirschstein, Israel, Schiffmiller & Pieroni, P.C.

20100096943 - Motor and electric power steering apparatus: A motor includes: a stator having 12n teeth at equal intervals in a circumferential direction of the motor, with a coil being formed on each of the teeth, where n is a natural number; a rotor having magnetic poles, number of magnetic poles being one of 2n, 10n and 14n,... Agent: Oliff & Berridge, PLC

20100096944 - Multi-turn, stranded coils for generators: A technique for winding multi-turn, stranded wire coils using rectangular cables avoids the risk of damage associated with edge-wise bends.... Agent: General Electric Company Global Research

20100096945 - Insulator for motor, stator, motor and compressor: An insulator for a motor includes an annular section, a plurality of tooth sections and a plurality of connecting sections. The tooth sections extend radially inward of an inner circumferential surface of the annular section and are circumferentially arranged about the annular section. The connecting sections connect an inner circumferential... Agent: GlobalIPCounselors, LLP

20100096946 - Surface acoustic wave device: A surface acoustic wave device includes a surface acoustic wave (SAW) chip, a base that is made of resin and surround the SAW chip, and a cap that is made of resin and is bonded, by a seal member, to the base so as to define a cavity in which... Agent: Arent Fox LLP

20100096947 - Piezoelectric ceramic, vibrator and ultrasonic motor: s

20100096948 - Ultrasonic motor: An ultrasonic motor, which drives a driven member using an elliptical vibration produced by synthesizing a longitudinal vibrational mode and a flexural vibrational mode as a drive force, is configured as follows. Namely, the ultrasonic motor includes a piezoelectric device, and a feed member feeding the piezoelectric device. An extensional... Agent: Scully Scott Murphy & Presser, PC

20100096949 - Piezoelectric multilayer-stacked hybrid actuation/transduction system: A novel full piezoelectric multilayer stacked hybrid actuation/transduction system. The system demonstrates significantly-enhanced electromechanical performance by utilizing the cooperative contributions of the electromechanical responses of multilayer stacked negative and positive strain components. Both experimental and theoretical studies indicate that for this system, the displacement is over three times that of... Agent: Kaufman & Canoles C/o Kelly Brown

20100096950 - Flat-plate lamination-type conductive polymer actuator and flat-plate lamination-type conductive polymer actuator device as well as operating method thereof: Conductive polymer films are respectively connected to fixed frames via a link member, and an electrolyte holding layer is placed so as to be made in contact with the conductive polymer films. The fixed frames are regulated by the link member.... Agent: Wenderoth, Lind & Ponack L.L.P.

20100096951 - Contour resonator and method for adjusting contour resonator: A contour resonator is provided with a vibrating body formed from a flat plate in a square shape, excitation electrodes formed on both front and back surfaces of the vibrating body and regulating a resonance frequency, and temperature characteristic adjustment films formed on surfaces of the excitation electrodes and adjusting... Agent: Oliff & Berridge, PLC

20100096952 - Piezoelectric ceramic and piezoelectric element: The present invention provides a piezoelectric ceramic and a piezoelectric element, which have a large dynamic d33 (dynamic piezoelectric coefficient d33), can be used even under an elevated temperature of 200° C., and exhibit a small variation between the dynamic d33 at room temperature and the dynamic d33 at 200°... Agent: Hogan & Hartson L.L.P.

20100096953 - Piezoelectric vibrating pieces and piezoelectric devices comprising same: An exemplary piezoelectric vibrating piece comprises a base formed of a piezoelectric material; and a pair of vibrating arms extending from one end of the base in a designated direction; wherein the vibrating arm comprises an arm portion in which only the inner side slopes as it becomes narrower to... Agent: Klarquist Sparkman, LLP

20100096954 - Piezoelectric vibrating pieces, frames, and devices: Piezoelectric vibrating pieces are disclosed that have a base and a pair of vibrating arms extending from one end of the base in a designated direction. A respective groove is defined in each of the upper and lower surfaces of each vibrating arm. The grooves extend in the designated direction... Agent: Klarquist Sparkman, LLP

20100096955 - Piezoelectric vibration piece and piezoelectric device: A piezoelectric vibration piece includes a base made of a piezoelectric material; a plurality of vibration arms which is integrally formed with the base and extends in parallel; elongate grooves which are formed along longitudinal directions of the vibration arms; and excitation electrodes which include inner electrodes disposed in the... Agent: Harness, Dickey & Pierce, P.L.C

04/15/2010 > patent applications in patent subcategories.

20100090545 - Planar motor with wedge shaped magnets and diagonal magnetization directions: A planar motor (32) for positioning a stage (44) along a first axis, and along a second axis that is perpendicular to the first axis includes a conductor array (52) and a magnet array (34). The conductor array (52) includes at least one conductor (256). The magnet array (34) is... Agent: Roeder & Broder LLP

20100090546 - Electromagnetic moving system: An electromagnetic moving system comprises a flat stator, at least one moving body and at least one controller. The stator comprised of electrically connected flat coil windings spaced apart in a series way and forming a three phase stator. Each of the coil windings has a magnetic axis substantially perpendicular... Agent: Edward Lopatinsky Suite 307

20100090547 - Brushless motor: A brushless motor is smaller, flatter, and lighter but is easy to assemble and has reduced motor vibration. An attachment base is integrally molded by two-color extrusion molding using a first resin material that forms a base main portion and a second resin material that forms a support portion and... Agent: Birch Stewart Kolasch & Birch

20100090548 - Permanent-magnet synchronous motor of drainage pump: A permanent-magnet synchronous motor of a draining pump is disclosed. It includes a permanent-magnet rotor for driving an impeller to rotate, a pump body for supporting the permanent-magnet rotor, a stator core and a stator coil. Among which, the stator coil is constructed with an enamelled aluminum wire winding which... Agent: Boyle Fredrickson S.c.

20100090549 - Thermal management in a fault tolerant permanent magnet machine: A PM machine is provided. The PM machine includes a stator including a stator core, wherein the stator core defines multiple step-shaped stator slots. The stator includes multiple fractional-slot concentrated windings wound within the step-shaped stator slots. The stator also includes at least one cooling tube disposed around the windings.... Agent: General Electric Company Global Research

20100090550 - Electric motor drive system with bi-directional input and constant directional output: The present invention discloses a system having a particular electric motor being able to do bi-directional rotational input having its output ends for providing output to the input ends of the constant directional output transmission device, while the constant rotational directional output is used to drive the loading wheel train... Agent: Bacon & Thomas, PLLC

20100090551 - Electric motor having drainage means: An electric motor comprises a stator, a rotor, and an interface plate. The interface plate is fixed to the stator and is configured to couple the electric motor to a pump. The interface plate comprises a shaft opening, a cavity, a ventilation passageway, a fluid discharge portion, a drainage passageway,... Agent: Thompson Coburn LLP

20100090552 - Magnetic gearbox arrangement: Magnetic gearboxes comprising an inner rotor and an outer rotor are known with pole members between them. However, these gearbox arrangements generally have a fixed gear ratio between the rotors. By provision of pole members with coils between them and associated switches to adjust the magnetic flux modulation capacity between... Agent: Oliff & Berridge, PLC

20100090553 - Polyphasic multi-coil generator: A polyphasic multi-coil generator includes a driveshaft, at least first and second rotors rigidly mounted on the driveshaft so as to simultaneously synchronously rotate with rotation of the driveshaft, and at least one stator sandwiched between the first and second rotors. The stator has an aperture through which the driveshaft... Agent: Fasken Martineau Dumoulin LLP

20100090554 - Outer-rotor brushless motor: An outer-rotor brushless motor is smaller, flatter, and lighter but has no drop in motor performance. A motor substrate on which a motor driving circuit is formed is fixed to a bracket in a space formed in the axial direction between (i) a rotor and a stator and (ii) an... Agent: Birch Stewart Kolasch & Birch

20100090555 - Axial gap type motor: An axial gap type motor 10 includes: a rotor 11 having a rotor core 13, the rotor core 13 including: multiple main magnet pieces 41 respectively magnetized in a direction of the rotation axis O of the rotor, and multiple main magnet piece storing hole portions 15 respectively for holding... Agent: Arent Fox LLP

20100090556 - High-aspect ratio homopolar magnetic actuator: A homopolar magnetic actuator is configured to exert controllable radial forces on a body adapted to rotate around an axis. The actuator comprises at least three radial magnetic pole assemblies distributed at some distances from each other along the axis, each including a plurality of poles adjacent to an actuator... Agent: Fish & Richardson P.C.

20100090557 - Fault tolerant permanent magnet machine: A PM machine is provided. The PM machine includes a stator including a stator core, wherein the stator core defines multiple step-shaped stator slots. The stator includes multiple fractional-slot concentrated windings wound within the step-shaped stator slots. The stator also includes at least one slot wedge configured to close an... Agent: General Electric Company Global Research

20100090558 - Coil winding methods and structures for a slotless stator in a motor: A method to form a field winding for a slotless stator including: forming the first coil group by spirally winding an insulated wire for each coil winding around a mandrel such that each turn of the wire is adjacent a next turn of the wire; after forming the first coil... Agent: Nixon & Vanderhye, PC

20100090559 - Rotor of an electrical machine with cord lashing: A rotor of an electrical machine has slots which are tapered on an inlet side, a machine winding having winding overhangs, a cord lashing which reaches over the winding overhangs, extends in the slots, and is formed by a cord, and at least one end of the cord is pressed... Agent: Striker, Striker & Stenby

20100090560 - Laminated core and method for manufacturing the same: depressed receptacles 16, 17 respectively formed on a top side and a bottom side of a radially outward area of the segment core sheet 13 except for the connecting portions 12, the depressed receptacles 16, 17 each receiving a thickness-direction expanded part 15 formed in the connecting portion 12 in... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20100090561 - Projecting pole rotor comprising coil end support plates and rotary electric machine comprising one such rotor: A rotor of a rotary electric machine comprising a rotor shaft, a stack of laminations, which is coaxial to the rotor shaft and which comprises at least two radially-projecting poles, a field coil which is wound around each pole, such that the ends of the coil project out axially in... Agent: Matthew R. Jenkins, Esq.

20100090562 - Energy collection: An energy collection system may collect and use the energy generated by an electric field. Collection fibers are suspended from a support wire system supported by poles. The support wire system is electrically connected to a load by a connecting wire. The collection fibers may be made of any conducting... Agent: Balser & GrellIPLaw LLC

20100090563 - Energy collection: An energy collection system may collect and use the energy generated by an electric field. Collection fibers are suspended from a support wire system supported by poles. The support wire system is electrically connected to a load by a connecting wire. The collection fibers may be made of any conducting... Agent: Balser & GrellIPLaw LLC

20100090564 - Method and apparatus for unlocking a portable terminal using piezoelectric sensors: The present invention relates to a method and apparatus for unlocking a portable terminal, and more particularly, to a method and apparatus for unlocking a portable terminal capable of canceling a hold state of the portable terminal without using a hold key. A portable terminal may include at least one... Agent: H.c. Park & Associates, PLC

20100090565 - Micro-electro-mechanical device with a piezoelectric actuator: A micro-electro-mechanical device including a substrate with a main surface, a piezoelectric actuator with a first side mechanically coupled to the substrate, an elastic member with a first end mechanically coupled to the substrate, and a transfer member mechanically coupling a second side of the piezoelectric actuator to the elastic... Agent: Ibm Corporation, T.j. Watson Research Center

20100090566 - Surface acoustic wave linear motor, surface acoustic wave linear motor package, and lens actuator adopting the surface acoustic wave linear motor package: Disclosed herein are a surface acoustic wave linear motor that can be driven in opposite directions along a predetermined path, a package including the surface acoustic wave linear motor, and a lens actuator that is capable of performing an optical zoom function by adopting the surface acoustic wave linear motor... Agent: Lee, Hong, Degerman, Kang & Waimey

04/08/2010 > patent applications in patent subcategories.

20100084928 - Oscillation type electromagnetic power generator and method for manufacturing oscillation type electromagnetic power generator: A specific condition for enhancing the power generation efficiency of an oscillation type electromagnetic power generator is disclosed. Solenoid coils constituting the oscillation type electromagnetic power generator are wound in directions opposite to each other with a predetermined coil gap therebetween. Adjacent magnets of a movable magnet are connected to... Agent: Stevens Law Group

20100084929 - Linear motor for linear compressor: The present invention relates to a linear motor for a linear compressor reciprocating a moving member linearly inside a stationary member to compress refrigerant, and more particularly, to a linear motor for a linear compressor capable of decreasing an iron loss of a flux generated when a current flows in... Agent: Mckenna Long & Aldridge LLP

20100084930 - Spindle motor: A spindle motor is disclosed that is capable of mitigating vibration caused by eccentricity of a disk and a turn table due to optimization of a cross-sectional area occupied by balls relative to that of a space in which the balls are stored.... Agent: Saliwanchik Lloyd & Saliwanchik A Professional Association

20100084950 - Brushless motor stator: A brushless motor stator is provided that may be applied to a plurality of types of motors having different rotational speeds, merely by providing one type of a circuit substrate. A pair of fitting convex portions that project radially outside of a virtual circle centering on a center line C... Agent: Rankin, Hill & Clark LLP

20100084931 - Motor with wire fixing plate: A motor with a wire fixing plate, has a stator core, a stator winding, a lead wire, and a wire fixing plate including multiple fixed portions. The wire fixing plate is made of insulating plastics, and the lead wire is fixed on the wire fixing plate via the fixed portions.... Agent: Matthias Scholl

20100084932 - Cooling fan having oil-impregnated bearing: A cooling fan with oil-impregnated bearing includes a bearing seat having a bearing housing; a bearing rightly fitted in the bearing housing with a colloidal material applied between them to maintain dimensional precision of the bearing and the bearing housing; and a fan hub mounted on and around the bearing... Agent: Nikolai & Mersereau, P.A.

20100084933 - Electric compressor: To provide an electric compressor in which the occurrence of shrink-fitting failures can be prevented when a stator is shrink-fitted in a motor case. Provided are a casing (67) in which the inner circumferential surface of the cylinder is provided with a first inner circumference (101) and a second inner... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20100084934 - Inner-rotor brushless motor: An inner-rotor brushless motor includes a holding member configured to hold a stator core. The holding member includes a mounting surface disposed perpendicular to a shaft and brought into contact with a mating member in which the inner-rotor brushless motor is installed; bent portions integrated with the mounting surface, bent... Agent: Canon U.s.a. Inc. Intellectual Property Division

20100084935 - Permanent magnet synchronous motor and drive system: A hybrid motor for powering a compressor of a chiller system includes a first rotor portion and a first stator portion configured as a permanent magnet motor and a second rotor portion and a second stator portion configured as a reluctance motor. The second rotor portion includes a reluctance-type rotor,... Agent: Mcnees Wallace & Nurick LLC

20100084936 - Generic crimped rotor for an electric brushless direct current motor: A rotor having a substantially cylindrical configuration for use in a brushless direct current electric motor having a high torque to size ratio. The rotor has an outer peripheral surface. The rotor also has a central rotor shaft and a first and second retaining ends mounted on the central rotor... Agent: Law Office Of J Shedd

20100084937 - Motor with lobed rotor having uniform and non-uniform air gaps: A motor having a rotor including first outer surface segments providing uniform air gaps and second outer surface segments providing non-uniform air gaps. The rotor has an outer surface contour comprising a number of first outer surface segments defined by arcs having a first radius centered on a central longitudinal... Agent: Senniger Powers LLP (emer)

20100084938 - Regenerative motor and coil: This invention presents a highly efficient electric motor which can he embodied in several configurations, including a standard motor, a hub motor, a linear motor, or other motor configuration. As a regenerative device, the motor may also act as a part-time or full-time electrical generator. There is provided a motor... Agent: Fish & Richardson PC

20100084939 - Electric motor apparatus: An electric motor apparatus providing increased output torque and allowing rotation in a predetermined direction includes a rotor 135 having a permanent magnet having two magnetic poles spaced from each other by approximately 180 degrees about a rotation axis, a stator having a substantially (T-shape (Y-shape) as a whole and... Agent: Wenderoth, Lind & Ponack, L.L.P.

20100084941 - Miniature motor, and its manufacturing method: A type-A winding represented by a triangle of solid lines is connected to commutator segments such that its one end is connected to an arbitrary commutator segment and its other end is connected to a commutator segment adjacent to the arbitrary commutator segment. A type-B winding represented by a diamond... Agent: Mcglew & Tuttle, PC

20100084940 - Motor stator: A motor stator includes a silicon steel seat wound with six sets of starting coils and six sets of operating coils formed with resistance enameled coils. The six sets of starting coils are respectively made of the resistance enameled coils in directions respectively of getting in a first notch and... Agent: Sheng-chung Lee

20100084942 - Rotating electric machine: A rotating electric machine is provided, where a generator has an increased capacity and a reduced size achieved by electromagnetically effectively utilizing that parts of a rotor core which are outside the narrowest parts of magnetic poles of the rotor core to permit large field current and suppress an increase... Agent: Foley And Lardner LLP Suite 500

20100084943 - Molded commutator, method of manufacturing the same, and motor using the same: The molded commutator has commutator segments; cylindrical varistor pins press-fitted between the adjacent commutator segments; and molding material for molding commutator and varistor pins as an integral structure to form a molded commutator. Varistor pins suppress spark voltage between the commutator segments, extending the operating life of the brush.... Agent: Wenderoth, Lind & Ponack L.L.P.

20100084945 - Controllable coupling force: Apparatus for coupling a piezoelectric motor to a moveable body, the motor having a coupling surface for coupling to the moveable body, the apparatus comprising: at least one elastic element that provides at least a portion of a coupling force for pressing the coupling surface of the piezoelectric motor to... Agent: Allan C. Entis Ph.d., Intellectual Property Ltd.

20100084944 - Vibration actuator: A vibrator (3) is sandwiched between a base block (1) and a stator (2), and a substantially lower half of a substantially spherical rotor (6) is received in a recess (5) of the stator (2). A support member (7) is placed on an upper portion of the stator (2). A... Agent: Locke Lord Bissell & Liddell LLP Attn:IPDocketing

20100084946 - Ultrasonic motor and conveying apparatus having the same: An ultrasonic motor includes a fixed member including a surface, a movable member positioned to face the surface of the fixed member, and an actuator to cause at least a portion of the movable member to contact the surface of the fixed member and cause the movable member to move... Agent: Sughrue Mion, PLLC

20100084947 - High efficiency piezoelectric energy harvester having spiral structure: The present invention relates to a piezoelectric energy harvester having a high energy transformation efficiency and a low natural frequency. The piezoelectric energy harvester includes an elastic substrate having a spiral spring structure, a first electrode formed on the elastomeric substrate, a piezoelectric film formed on the first electrode and... Agent: Jones Day

20100084948 - Crystal oscillator piece and method for manufacturing the same: An object of the present invention is to provide a crystal oscillator piece in which the generation of leakage vibration is suppressed, and a method for manufacturing such a crystal oscillator piece. More specifically, a method for manufacturing a crystal oscillator piece according to the present invention includes the steps... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20100084949 - Tuning-fork-type piezoelectric vibrating piece and method of manufacturing same: Tuning-fork-type crystal vibrating pieces are disclosed that have a base and a pair of vibrating arms extending from one side of the base in a designated longitudinal direction. A root portion is situated between the vibrating arms, and includes a first taper surface. Extending outboard of the vibrating arms from... Agent: Klarquist Sparkman, LLP

04/01/2010 > patent applications in patent subcategories.

20100079013 - Machine for generating reciprocal motion and related method: A machine for generating reciprocal motion includes a first magnet rotatable about a first magnet axis, a second magnet spaced apart from the first magnet and rotatable about a second magnet axis, and a third magnet arranged between the first and second magnets and reciprocatable therebetween. A switching mechanism is... Agent: Herbert L. Allen Allen, Dyer, Doppelt, Milbrath & Gilchrist, P.A.

20100079014 - Molded motor: A molded motor is provided that allows for ready installation of a heat-conducting member therein and is capable of improving dissipation of heat generated from the stator. The heat-conducting member is integrally formed with a load-side end bracket. The heat-conducting member includes a stopper surface that contacts an end surface... Agent: Rankin, Hill & Clark LLP

20100079015 - Dust core, method for producing the same, electric motor, and reactor: According to the present invention, a dust core having excellent insulating properties, high strength, and high density (high magnetic flux density), a method for producing the same, and an electric motor or reactor having a core member composed of the dust core are provided. Therefore, a method for producing a... Agent: Sughrue Mion, PLLC

20100079016 - Integrated cooling concept for magnetically geared machine: A magnetically geared machine having an integrated cooling concept is provided. The machine includes a rotor having an inner surface and an outer surface, a magnet assembly coupled to one of the inner or outer surfaces of the rotor, and a stator having a plurality of stator windings. The machine... Agent: General Electric Company Global Research

20100079017 - Accelerometer including diaphragm and power generator and motor including same: An accelerometer includes a pressure transducer; and a vibration-to-pressure converter (VPC). The VPC may include a housing mechanically coupled to an object to be measured, and a diaphragm sealing the housing to form a chamber, the chamber being fluidly coupled to the pressure transducer. A power generator and motor including... Agent: Hoffman Warnick LLC

20100079018 - Combination to support and rotatably drive mass: A combination for use in supporting and rotatably driving a mass is disclosed. The combination may have a power source. The combination may also have a flywheel, which may be configured to connect with and rotatably drive the mass. The flywheel may have a flywheel end, which may have a... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20100079019 - Wind turbine generator brake and grounding brush arrangement: A disc brake arrangement is provided as adapted for a wind turbine generator incorporating a rotor shaft supporting a rotor wheel and support ring for a rotor structure surrounded by a stator structure within a generator casing. The disc brake arrangement includes a brake disc mounted normal to and concentric... Agent: Ge Energy General Electric C/o Ernest G. Cusick

20100079020 - Motor assembly: A motor assembly comprises a gearbox (1), a motor (2) and a bushing assembly. The motor has a motor shaft (22), a worm is fixed to or formed on a worm portion of the motor shaft, which is located in the gearbox. The worm potion of a motor shaft is... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20100079021 - Housing comprising an air flow conduit preventing all liquid accumulation: A liquid tightly sealed housing has an electrical or electronic device arranged in an internal volume of the housing, a channel with a globally vertical main axis, passing through an upper wall of the housing to connect the internal volume of the housing to outside, and closure apparatuses for making... Agent: Osha Liang L.L.P.

20100079022 - Hydrodynamic bearing device, and spindle motor and information apparatus equipped with same: With a hydrodynamic bearing device 10, a first gap G1 is formed between a shaft 12 and a sleeve 11. A second gap G2 is formed between a sleeve cap 16 and the sleeve 11, and holds a lubricant 17. A thrust bearing member 21 is disposed near the inner... Agent: Wenderoth, Lind & Ponack L.L.P.

20100079023 - Repulsive force conversion drives and centrifugal force conversion: A repulsive force conversion drive system for centrifugal force conversion to drive a load. A movable load to be driven by movement and provide external power due to movement of the movable load. A rotary repulsive force conversion drive connected to the movable load, such that the movable load moves... Agent: John J. Elnitski, Jr.

20100079024 - Rotating machine with sintered magnet and method for producing sintered magnet: A rotating machine is equipped with a sintered magnet. The sintered magnet includes: a ferromagnetic material consisting mainly of iron; a layer of a fluoride compound or a layer of an oxyfluoride compound formed inside crystal grains or in a portion of grain boundary area of the ferromagnetic material; at... Agent: Crowell & Moring LLP Intellectual Property Group

20100079025 - Sintered magnet and rotating machine equipped with the same: A sintered magnet and a rotating machine equipped therewith are disclosed, which include: crystal grains of a ferromagnetic material consisting mainly of iron, and a fluoride compound or an oxyfluoride compound, containing at least one element selected from the group consisting of an alkali metal element, an alkaline earth metal... Agent: Crowell & Moring LLP Intellectual Property Group

20100079026 - Electric machine: An electric machine includes a rotor having at least one pole pair, the at least one pole pair including a first magnetic pole and a second magnetic pole having opposite polarities. The first magnetic pole may include a first inner radial permanent-magnet layer and a first outer radial permanent-magnet layer.... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20100079027 - Roebel bar for rotating electrical machines: A Roebel bar for a rotating electrical machine includes a straight slot part disposed in a slot in an iron sheet of a stator of the rotating electrical machine and a bent yoke part adjacent to the straight slot part and protruding from the stator, wherein the bent yoke part... Agent: Darby & Darby P.C.

20100079028 - Slot wedges for electrical machines: A wound core assembly for an electrical machine comprising a stack of laminations defining a core having a plurality of poles, the wound core assembly further comprising at least one slot wedge, wherein the slot wedge comprises a first portion arranged between adjacent poles and at least one second portion... Agent: Haynes And Boone, LLPIPSection

20100079029 - Laminated core arrangement with a claw-type end plate: A laminated core arrangement includes a laminated core which has a multiplicity of individual laminates along a rotation axis of the electrical machine and has a plurality of cutouts which extend along the rotation axis. A claw-type end plate is arranged on one end face of the laminated core for... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20100079030 - Rotor for an electric machine: A rotor for an electric machine includes a rotor yoke having a plurality of axial winding slots distributed on an outer periphery of the rotor yoke; a winding bar disposed in one of the plurality of axial winding slots, the winding bar having at least one winding end emerging axially... Agent: Darby & Darby P.C.

20100079031 - Electrostatic actuator and power generator: This electrostatic actuator includes an electret film and a conductor layer formed on the electret film, and the conductor layer is so formed as to have a sectional shape reduced in width upward from the side closer to the electret film.... Agent: Ditthavong Mori & Steiner, P.C.

20100079032 - Polymeric actuator controller, polymeric actuator control method, and electronic apparatus: A polymeric actuator controller includes: a polymeric actuator that has a first electrode and a second electrode for applying electric energy to a polymeric portion and that displaces in accordance with applied electric energy; a potential difference reading unit that reads a potential difference that occurs between terminals of the... Agent: Sonnenschein Nath & Rosenthal LLP

20100079033 - Fluid amplifiers and vibration damping and isolation systems: Fluid amplifiers and vibration damping and isolation systems are provided. A fluid amplifier includes a housing assembly, a piezo-electric element, two amplification stages, and a rod. The piezo-electric element is disposed within the housing assembly and is capable of being energized to lengthen axially to provide an input stroke at... Agent: Honeywell/ifl Patent Services

20100079034 - Circuit and method to improve energy harvesting efficiency in piezoelectric harvesters: An energy harvester circuit is provided. The energy harvester circuit includes a harvesting module for extracting energy from an ambient source. A bias flip module manages the manner in which voltage across the harvesting module transitions when input current from the harvesting module changes direction so as to allow a... Agent: Gauthier & Connors, LLP

20100079035 - Electronic device and manufacturing method thereof: An electronic device includes: a package including a lid and a package base, the package being formed by bonding the lid to a joint surface of the package base using a bonding material; and a resin portion covering the package. The resin portion covers at least the package base and... Agent: Oliff & Berridge, PLC

20100079037 - Electroactive polymer transducer: An electroactive polymer transducer comprising a membrane formed of an approximately rectangular electroactive polymer portion surrounded by two electrodes, at least two points of the membrane being connected to rigid supports, and comprising at least one deformable element for limiting the deformations that the membrane may undergo, the limiting element... Agent: Vedder Price P.C.

20100079036 - Piezoelectric vibrating pieces and piezoelectric devices comprising same: An exemplary tuning-fork type piezoelectric vibrating piece has at least a pair of vibrating arms extending from one end of a base portion in a certain longitudinal direction (e.g., Y-direction). Supporting arms extend from respective side edges of the base, outboard of the vibrating arms in the certain direction. The... Agent: Klarquist Sparkman, LLP

20100079038 - Piezoelectric vibrator and electrode structure of piezoelectric vibrator: Provided are a piezoelectric vibrator and an electrode structure of the piezoelectric vibrator. The piezoelectric vibrator includes a piezoelectric material vibrating according to an electric signal, first and second electrode structures formed on the upper surface and the undersurface of the piezoelectric material, and including first to fourth layers sequentially... Agent: Lowe Hauptman Ham & Berner, LLP

20100079039 - Piezoelectric actuator with an improved stroke capability: A piezoelectric actuator (1) with an improved stroke capability, achieved by the utilization of the deformation characteristics of specially structured piezoceramic layers (10) and the simultaneous influence of a mechanical pre-stress and an electric field. A method for producing the piezoelectric actuators (1) is described. The piezoelectric actuators are suitable... Agent: Young & Thompson

20100079040 - Piezoelectric devices having improved impact resistance: An exemplary piezoelectric vibrating device has a lid plate, a chip plate including a tuning-fork type vibrating piece surrounded by an outer frame, and a package base arranged where the chip plate is sandwiched between the lid plate and package base, and the three layers are bonded together. The tuning-fork... Agent: Klarquist Sparkman, LLP

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