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Electrical generator or motor structure June invention type 06/11

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.
  
06/30/2011 > patent applications in patent subcategories. invention type

20110156499 - Linear synchronous motor: A stator core unit of a linear synchronous motor is divided into a plurality of divided cores. The divided cores each include a pair of connected portions. The pairs of connected portions are disposed along a first direct drive shaft and a second direct drive shaft to form a pair... Agent: Sanyo Denki Co., Ltd.

20110156500 - Linear vibrator: A linear vibrator is disclosed. The linear vibrator includes a cover, a base forming a hollow space together with the cover and defining a plurality of sidewalls, a pair of elastic members received in the hollow space, a weight with a plurality of laterals suspended in the hollow space by... Agent:

20110156501 - Reciprocating power generating module: A reciprocating power generating module is disclosed, which comprises: a guide having a hollow space along the center axis thereof; an integrated magnet composed of a plurality of magnetic elements which are aligned one next to another in a manner such that poles of each of the magnetic elements are... Agent: Industrial Technology Research Institute

20110156502 - Spring plate and voice coil motor using the same: A spring plate includes an engaging portion, a connecting portion, a first elastic portion, a second elastic portion, a first fixing portion, and a second fixing portion. The first elastic portion and the second elastic portion are connected to the engaging portion and the connecting portion, the first fixing portion... Agent: Hon Hai Precision Industry Co., Ltd.

20110156504 - Motor and method for manufacturing the same: A motor comprises a rotor having a permanent magnet, a stator core having a stator coil and a frame for accommodating therein the rotor and the stator core. The stator coil has a shape of a concentrated winding being fitted and wound to a tooth of an one-slot core as... Agent:

20110156503 - Rotor for a rotary electric machine including an open chain of at least two interpolar members defining a magnetic barrier: A rotor (24) for a rotary electric machine (20), mainly for the automotive industry, that comprises a front polar wheel (46N) and a rear polar wheel (46S), each polar wheel (46N, 46S) including claws (52) extending axially towards the other polar wheel (46N, 46S), each claw (52) of a polar... Agent:

20110156505 - Magnetic encoder and actuator: First to fourth magnetic detection units (22-25) are arranged in opposition to a multipole magnetized surface (21a) of a multipole magnet (21) of a magnetic encoder (17). The first and second magnetic detection units (22, 23) are placed on positions separated from each other by 180 degrees on the periphery... Agent:

20110156506 - Permanent magnet-type stepping motors: A permanent magnet-type stepping motor broadly includes: a movable member (e.g., a rotor) having a number of magnetic poles on a surface thereof, with adjacent poles being of opposite polarity, the number of poles being a function of a constant, the number of phases and a desired step interval; and... Agent: Moog Inc.

20110156508 - Electric rotating machine with cooling mechanism: An electric rotating machine is provided which includes a stator in which a coil is so wound as to have an coil end and a coolant channel. The coolant channel has defined therein a flow path through which coolant flows and a flow separator disposed in the flow path and... Agent: Toyota Jidosha Kabushiki Kaisha

20110156509 - Electric rotating machine with cooling mechanism: An electric rotating machine includes a rotor, a stator in which a coil is so wound as to have an coil end, and a coolant supply pipe. The coolant supply pipe lies with a length thereof extending substantially parallel to an axis of rotation of the rotor and is disposed... Agent: Toyota Jidosha Kabushiki Kaisha

20110156507 - Hub motor: A hub motor is provided. The hub motor includes a shaft, a casing, a first bimetal, and a second bimetal. The casing has an inner wall, a first through hole, and a second through hole. The first through hole and the second through hole are disposed on the inner wall.... Agent: Industrial Technology Research Institute

20110156510 - Vehicle drive motor: A vehicle drive motor, capable of efficiently cooling the motor stator without being accompanied by an increase in size, includes a stator having an annular stator core, provided in an inner periphery of a tubular motor casing, and a stator coil provided in the stator core, and a rotor on... Agent: Ntn Corporation

20110156511 - Electric motor: An electric motor has a stator and a rotor rotatably mounted in the stator. The rotor has a shaft and a fan mounted on the shaft. A air guide structure with an axial extension portion is arranged at one end of the stator adjacent the fan. The gap between the... Agent:

20110156543 - Bicycle generator hub: A bicycle generator hub is provided that mainly includes a hub shaft, a hub shell a stator and a magnet. The hub shell is rotatably arranged on the hub shaft. The stator is fixed to the hub shaft. The magnet is arranged in the hub shell such that it faces... Agent: Shimano Inc.

20110156544 - Generator for a bicycle wheel: A generator for a bicycle wheel comprises a core and a plurality of rotating yokes. The core has a first outer leg, a middle leg and a second outer leg, wherein an electric coil surrounds the middle leg. The core comprises at least one permanent magnet which is configured such... Agent: Abus August Bremicker Soehne Kg

20110156545 - Motor drive assembly: A motor drive assembly has a motor, a gearbox and a control module. The control module has a printed circuit board, flat contacts formed on the PCB and a micro control unit mounted to the PCB. The flat contacts are resiliently pressed by respective motor terminals to establish electrical connection.... Agent:

20110156512 - Stator for rotating electric machine and manufacturing method for the same: The present invention relates to a rotating electric machine stator that includes connecting members for connecting jumper wires to each other between neighboring magnetic pole coils of the rotating electric machine stator, and its manufacturing method. In a conventional connecting member, its portions to be connected to the jumper wires... Agent: Mitsubishi Electric Corporation

20110156513 - Electromagnetic oscillator with electrical and mechanical output: An oscillator typically includes several rotatable drive magnets and pivotable oscillating arms having respective follower magnets so that the drive magnets drive movement of the follower magnets to pivot the arms back and forth in an oscillating manner. A generating magnet or electrically conductive member may be mounted on each... Agent:

20110156514 - Vacuum actuator and substrate transport robot: A vacuum actuator includes a vacuum partition wall, the interior of which can be evacuated to a vacuum, a rotor supported by the vacuum partition wall to be free to rotate, a permanent magnet provided on the outer peripheral surface of the rotor, a coil opposed to the permanent magnet,... Agent: Canon Anelva Corporation

20110156515 - Structure of water-proof motor for rotating axle of roasting stove: A structure of waterproof motor for an electric rotating axle of a roasting stove is disclosed, the motor can be installed on the roasting stove to allow rotation of the electric rotating axle for operating the roasting stove, the waterproof motor includes a housing composed of an upper cover and... Agent:

20110156516 - Motor: A motor comprises a base, a stator and a rotor. The base is equipped with a non-metal shaft tube having an outer circumferential wall and an inner circumferential wall opposite to the outer circumferential wall. An opening is formed on an end of the non-metal shaft tube. At least one... Agent:

20110156517 - Step motor: Provided is a step motor including a rotor in which a lead screw is coupled with a magnet; a stator in which the rotor is rotatably inserted and which applies a magnetic field to the rotor; a thrust bearing which supports an end of the lead screw; a housing in... Agent: Lg Innotek Co., Ltd.

20110156518 - Magnetic gear arrangement: A magnetic gear arrangement is provided having a magnetically active gear member that generates a first magnetic field, which is modulated by interpoles. The modulated magnetic field generates magnetic poles on a magnetically passive gear member, and these poles form a second magnetic field. The material of the passive gear... Agent: Rolls-royce PLC

20110156519 - Axial gap rotating electrical machine and rotor used therefor: In the axial gap rotating electrical machine, the rotor includes a rotor yoke that is formed by wrapping amorphous ribbon wound toroidal core, which is obtained by winding an amorphous magnetic metal ribbon into a toroidal core. Magnets having plural poles are circumferentially disposed on a stator-facing surface of the... Agent:

20110156520 - Heat dissipation system and fan thereof: A fan including an impeller structure, a rotor structure and a stator structure is disclosed. The impeller structure includes a hub and a plurality of blades disposed around the outer periphery of the hub. The rotor structure includes a shaft and a magnetic element. The shaft is disposed through the... Agent:

20110156521 - Permanent magnet type rotating electric machine: A permanent magnet type rotating electric machine is comprised of a rotor and a stator opposed to each other keeping a predetermined clearance therebetween. The rotor having a rotor core formed by silicon steel plates being laminated in an axial direction of the rotor core, slots being formed near an... Agent: Hitachi, Ltd.

20110156522 - External field interaction motor: Apparatus and associated methods involve thrust generation by interaction of an armature field with a stator field in an arrangement with substantially reduced flux coupling from the armature to the stator coil. In an illustrative example, solenoid coil segments may be arranged as the stator along a path of motion... Agent: Flyback Energy Inc.

20110156523 - Electromagnetically excitable coil: An electromagnetically excitable coil having a wire, the wire being wound around a wire holder in one winding direction, the wire having a winding start, which generally is disposed at a first end of the coil, and a winding end, which generally is disposed at the same end of the... Agent:

20110156524 - Motor device and method of manufacturing the same: There is provided a motor device. A motor device according to an aspect of the invention may include: a stator including a core having a coil wound therearound; a rotor having a magnet facing the core to thereby generate an electromagnetic force involved in interactions therebetween, the rotor rotating a... Agent: Samsung Electro-mechanics Co., Ltd.

20110156525 - Stator for rotary electric machine: A stator for a rotary electric machine with wedge members insertable into slots without being bent or folded is provided. A coupling portion is integrally formed at a non-inserted end portion, which is not inserted into a slot, of a wedge member, the coupling portion extending across an end of... Agent: Sanyo Denki Co., Ltd.

20110156526 - Electric motor: An electric motor includes a stator and a rotor rotatably installed in the stator. The stator has a stator core and windings. The stator core has a yoke and a plurality of teeth extending inwardly from the yoke. The stator includes two end caps disposed at opposite axial ends thereof... Agent:

20110156527 - Motor: There is provided a motor. A motor according to an aspect of the invention may include: a rotor case having a coupling hook extending downward in an axial direction, secured to a shaft, and performing rotation; a sleeve supporting the shaft; and a sleeve housing having a projection provided at... Agent: Samsung Electro-mechanics Co., Ltd.

20110156528 - Micro actuator, micro actuator system, and method for fabricating micro actuator: A micro actuator system includes a micro actuator and a light beam generator. The micro actuator includes a substrate, a cantilever beam, and a carbon nano-tube layer. The cantilever beam has a connection portion connected to the substrate, and the carbon nano-tube layer is disposed on the cantilever beam in... Agent:

20110156530 - Polymer actuator: An actuator has: an insulating base material 1; a first terminal 2 for energizing provided contacting the insulating base material; a first actuator electrode 4 provided contacting the first terminal; an electrolyte layer 5 provided contacting the first actuator electrode; a second actuator electrode 6 provided contacting the electrolyte layer;... Agent: Canon Kabushiki Kaisha

20110156529 - Surface mounted crystal resonator: An object of the invention is to provide a surface mounted resonator that improves impact resistance by the shape of a mounting terminal provided on an outside bottom face of a stacked resonator. A surface mounted crystal resonator is provided with a plurality of mounting terminals electrically connected to a... Agent: Nihon Dempa Kogyo Co., Ltd.

20110156531 - Acoustic wave device: An acoustic wave device includes a piezoelectric substrate and an IDT electrode disposed thereon. The IDT electrode includes a metal laminate. The metal laminate includes a first metal layer made of Al or an Al-based alloy, a second metal layer made of a metal or alloy different from that used... Agent: Murata Manufacturing Co., Ltd.

20110156532 - Integrated piezoelectric composite and support circuit: A module includes a flexible support member, a first piezoelectric element, a second piezoelectric element, an energy harvesting circuit, and a circuit element. The energy harvesting circuit includes a first rectifying device, a second rectifying device, a common output, and an energy storage device. The flexible support member includes an... Agent:

20110156533 - Energy converters and associated methods: Energy converters and associated methods are disclosed herein. In one embodiment, an energy converter includes a first structural member spaced apart from a second structure member, a first piezoelectric element and a second piezoelectric element individually coupled to the first structural member and the second structural member, and a deflection... Agent: Washington State University

20110156534 - Stator and piezo ultrasonic motor including the same: A stator and a piezo ultrasonic motor including the same. The piezo ultrasonic motor includes a stator including an elastic body having a flat portion at its outer surface and a central hole penetrating the center of the stator with a predetermined size, and a piezoelectric body including a first... Agent: Samsung Electro-mechanics Co., Ltd.

20110156535 - Stator and piezo ultrasonic motor including the same: A stator and a piezo ultrasonic motor including the same. The piezo ultrasonic motor includes a stator including an elastic body having a flat portion at its outer surface and a central hole penetrating the center of the stator with a predetermined size, and a piezoelectric body including a first... Agent: Samsung Electro-mechanics Co., Ltd.

20110156536 - Vibratory actuator: In an ultrasonic actuator, piezoelectric layers and internal electrode layers are stacked. External electrodes are formed on a principal surface exposed to an outside of the outermost piezoelectric layer. Side electrodes connected to the internal electrode layers and the external electrodes are formed on side surfaces of a body including... Agent:

20110156537 - Actuator element, method of driving actuator element, method of manufacturing actuator element, device inspection method and mems switch: An actuator element includes: a piezoelectric body; a pair of electrodes mutually opposing to each other via the piezoelectric body; a diaphragm to which the piezoelectric body sandwiched between the pair of electrodes is bonded; and a base substrate arranged to oppose a movable part including the piezoelectric body and... Agent:

20110156538 - Polymer actuator: A polymer actuator includes: a pair of electrode layers made of an ionic liquid, a polymer, and carbon nanoparticles; and an electrolyte layer provided between the pair of electrode layers, wherein the carbon nanoparticles are a mixture of carbon nanotubes (hereinafter, referred to as CNTs) and carbon nanohorns (hereinafter, referred... Agent:

20110156539 - Piezoelectric actuator for actuating haptic device: Disclosed herein is a piezoelectric actuator for actuating a haptic device, which includes a piezoelectric element having a plurality of piezoelectric layers which are stacked and have the same polling direction, and an electrode pattern formed on the piezoelectric element, in which the length of each of the plurality of... Agent:

20110156540 - Piezoelectric ceramic, process for producing the piezoelectric ceramic, and piezoelectric device: As a piezoelectric ceramic having an alkaline-containing niobic acid-perovskite structure contains [K1-xNax]1-yLi[Nb1-z-wTazSbw]O3 (x, y, z, and w each indicate a molar ratio, and 0≦x<1, 0≦y<1, 0≦z<1, and 0≦w<1 hold) as a primary phase and K3Nb3O6Si2O7 as a subphase.... Agent: Taiyo Yuden Co., Ltd.

20110156542 - Bearing holder mounting structure and motor: A bearing holder mounting structure which allows a motor to be manufactured with a small number of parts without needing complex processing, and such motor are provided. A rotor 1 having a pair of bearings 5A and 5B and a washer 28 mounted thereon is inserted into an opening portion... Agent: Sanyo Denki Co., Ltd.

20110156541 - Spindle motor: A spindle motor is disclosed, wherein the spindle motor is integrally formed by a one side-exposed cylindrical bearing housing by pressing a metal sheet plate to save material costs and to simplify an assembly process of constituent elements, whereby the manufacturing cost can be reduced, and a bearing housing is... Agent: Lg Innotek Co., Ltd.

  
06/23/2011 > patent applications in patent subcategories. invention type

20110148224 - Axial gap permanent magnet motor, rotor used for the same, and production method of the rotor: A stator and a rotor are oppositely arranged having a gap between the stator and the rotor in a direction parallel to a rotary shaft. The rotor has permanent magnets forming field magnetic poles and soft magnetic material segments to cover at least stator-facing surfaces of the respective permanent magnets.... Agent: Hitachi, Ltd.

20110148225 - Transverse and/or commutated flux system rotor concepts: Disclosed are transverse and/or commutated flux machines and components thereof, and methods of making and using the same. Certain rotors for use in transverse and commutated flux machines may be formed to facilitate a “many to many” flux switch configuration between flux concentrating stator portions having opposite polarities. Other rotors... Agent: Motor Excellence LLC

20110148226 - Miniature motor: A miniature motor includes a substrate having a pivotal portion. A coil unit and a detection element are provided around the pivotal portion. A rotor is rotatably mounted to the pivotal portion and includes a hub and a permanent magnet mounted to the hub and aligned with the coil unit... Agent:

20110148227 - Power tool: The invention relates to a power tool having a machine housing and a ventilation unit which is provided for cooling a motor unit and/or an electronics unit encased by the machine housing, the cooling being accomplished by means of suctioning a cooling air flow, and which has a deflection unit.... Agent:

20110148228 - Generator housing, transport mechanism for the same, and cooling and sound attenuation method for the same: A generator housing includes a top portion, a plurality of side portions, and a base portion. The top, sides, and base portions are connected to form an enclosure, such that a generator can be housed inside the enclosure. The top and side portions include an air and exhaust flow structure... Agent: Cummins Power Generation, Inc.

20110148229 - Electric machine having spray and sump cooling: An electric machine has a housing, and in the housing has at least one electrical assembly including a rotor, and having a cooling device which, in the lower region of the housing, has a sump pan that is situated or developed there for a coolant. The cooling device further has... Agent:

20110148230 - Electric motor, especially external rotor motor: An electric motor has a stator bushing in which components that generate heat are disposed. A rotor housing that has at least one air conveying element is rotatably connected to the stator bushing. The air conveying element has a top side that is facing the stator bushing and that is... Agent: Ziehl-abegg Ag

20110148258 - Rotation sensor and direct current motor: A direct current motor includes an armature coil having at least three phase coils, a commutator having multiple commutator segments connected to the armature coil, a pair of brushes in slidable contact with the commutator to supply power to the phase coils through the commutator, a rotation shaft, and a... Agent: Denso Corporation

20110148232 - Dynamoelectric machine: An automotive dynamoelectric machine that achieves disposing of permanent magnets and thickening of field coil wire by ensuring outlet space for field coil lead wires. In the dynamoelectric machine, trough portions are formed on portions of yoke portions between respective circumferentially adjacent claw-shaped magnetic pole portions. Magnet holders are disposed... Agent: Mitsubishi Electric Corporation

20110148231 - Nut securing arrangement for electrical generator: A system for securing a nut (24) used to compress a compliant seal (23) surrounding a radial conductor lead (21) of an electric generator (10). The generator has a rotor (11) with the radial conductor lead arranged in a radial lead bore (20) of the rotor and the seal coaxially... Agent:

20110148233 - Generator packaging arrangement: A generator includes a drive gear mounted to a main rotor shaft though a drive gear bearing and an input jaw plate keyed to the drive gear for rotation therewith, the input jaw plate defines input jaws which selectively mesh with the disconnect jaws, the disconnect shaft axially movable in... Agent:

20110148234 - Generator packaging arrangement: An accessory system includes an accessory gearbox which includes a geartrain and a 2-Pole generator integrally mounted with the accessory gearbox such that a drive gear of the generator is in meshing engagement with the geartrain, containing a shear section, disconnect mechanism, and torsional compliance.... Agent:

20110148235 - Generator packaging arrangement: An accessory system includes a generator integrally mounted with an accessory gearbox such that a drive gear of the generator is in meshing engagement with the geartrain.... Agent:

20110148236 - Temperature compensation tunable magnetic damping: A damping apparatus is disclosed including at least one pair of magnets, a conducting member, a magnetic shunt, and a temperature sensing mechanism. The pair of magnets defines a gap therebetween. The magnets generate a magnetic flux circuit having a magnetic flux path within the gap and a magnetic flux... Agent: Itt Manufacturing Enterprises, Inc.

20110148237 - Counter-rotatable generator: A counter-rotatable generator includes a generator stator concentric with concentric counter-rotatable radially inner pole and outer magnet rotors. The magnet rotor encircles the pole rotor and the pole rotor encircles the generator stator. A rotor air gap is disposed between the magnet and pole rotors, and a transformer air gap... Agent:

20110148238 - Dual armature motor/generator with flux linkage: The present invention relates to cylindrical rotating electric machines which comprise armature and field source, with either the field source or the dual armature being the rotating component. The dual armature is composed of two concentric cylindrical sets of coils with the field source situated in the gap between the... Agent:

20110148239 - Brushless motor: A brushless motor includes: a stator assembly including a stator core which includes a plurality of pole teeth each having a winding therearound; and a rotor assembly including a magnet which has a ring shape, is rotatably disposed so as to oppose the pole teeth of the stator core and... Agent: Minebea Co., Ltd.

20110148240 - Motor: A motor having a rotor and a stator is disclosed. The rotor is a consequent-pole rotor having a rotor core, a plurality of magnets, and a plurality of salient poles. The stator includes a stator core and multiphase coils. Each coil is wound about the teeth by distributed winding, in... Agent: Asmo Co., Ltd.

20110148241 - Electric motor: An alternator comprising a rotor having plural magnetic poles in the circumferential direction; and a stator whose teeth are disposed opposite to the periphery of the rotor, with an air gap interposed between the rotor and the stator, wherein the coil conductors are wound on the stator so that two... Agent: Hitachi, Ltd.

20110148242 - Stator bar with end arm involute-on-cone bend substantially aligned with stator core slot: Dynamoelectric device and stator bar therefor, where the stator bar includes a linear portion for positioning in a slot of a stator core, the slot extending in a radial direction relative to an axis of the stator, and an end arm portion having an involute-on-cone bend relative to the linear... Agent:

20110148243 - Stator core for an electric machine: A stator includes a body portion having an outer portion and an inner portion that defines an interior region, a plurality of stator teeth members extending from the inner portion into the interior region, and at least one continuous conductor wound around select ones of the plurality of stator teeth... Agent: Remy Technologies, L.L.C.

20110148244 - Apparatus and method for electrically insulating end turns of a stator assembly: An apparatus and method for providing electrical insulation between adjacent end turns at different phases within a stator assembly. In one embodiment, the invention is directed to a stator assembly comprising: a stator core having a plurality of slots; at least two coils of different phases wound on the stator... Agent:

20110148245 - Assembling method for a stator and stator produced thereby: A laminated stator and a method for making a laminated stator of an electric motor. The method includes arranging a plurality of stator laminations into lamination stacks spaced axially from one another, each lamination stack including a first group of stator laminations including an annular portion and a plurality of... Agent: Nidec Motor Corporation

20110148246 - Stator and motor provided with the stator: A stator includes a stator core formed from a plurality of split cores arranged in a circumferential direction, and a cylindrical body that surrounds the stator core from a periphery and secures the stator core. The split cores each have a first end portion on one end in the circumferential... Agent: Toyota Jidosha Kabushiki Kaisha

20110148247 - Commutator for an electrical machine, and electrical machine: The invention relates to a commutator for an electrical machine, having a commutator body on the outer circumference of which a plurality of electrically conductive, elongated laminations are disposed parallel to the longitudinal axis of the commutator. The laminations disposed adjacent to one another are electrically insulated from one another.... Agent:

20110148248 - Device and method for generating electricity: A device and method for directly converting thermal energy to electricity are disclosed. The device comprises a first surface and second surface preferably of different materials, and a gas medium having gas molecules in thermal motion between the surfaces. The first surface is operative to transfer charge to gas molecules... Agent: Landa Laboratories Ltd.

20110148249 - Method of manufacturing piezoelectric vibrator, piezoelectric vibrator, oscillator, electronic equipment and radio-controlled timepiece: Provided is method of manufacturing a piezoelectric vibrator, which includes a tuning fork type piezoelectric vibrating reed that includes a pair of vibration arm portions, a package that accommodates the piezoelectric vibrating reed, and a pair of regulation films that is formed along a longitudinal direction of the vibration arm... Agent:

20110148250 - Spherical surface acoustic wave apparatus: A spherical surface acoustic wave apparatus includes a surface acoustic wave propagation substrate which has a surface acoustic wave circulation path on an outer surface thereof. The path is configured to be annular and continuous using at least a part of a spherical shape, and is able to be excited... Agent: Toppan Printing Co., Ltd.

20110148251 - Systems and methods for operating piezoelectric switches: Systems and methods for operating piezoelectric switches are disclosed. A piezoelectric switching system includes a first actuator, a second actuator, and a bias voltage source. The first actuator has a first body electrode, a first gate electrode, and a first contact region. The second actuator has a second body electrode,... Agent: The Trustees Of The University Of Pennsylvania

20110148252 - Mems vibrating structure using a single-crystal piezoelectric thin-film layer having domain inversions: The present invention relates to a micro-electro-mechanical systems (MEMS) vibrating structure supported by a MEMS anchor system, and includes a single-crystal piezoelectric thin-film layer having domain inversions, which determine certain vibrational characteristics of the MEMS vibrating structure. The MEMS vibrating structure may have dominant lateral vibrations or dominant thickness vibrations.... Agent: Rf Micro Devices, Inc.

20110148253 - Piezoelectric actuator for use in micro engineering applications: A piezoelectric actuator including a piezoelectric element and an elongate transducer mounted on the piezoelectric element. The transducer is formed from an elongate cylindrical member, and at least one helical slot is provided around the outer surface of the cylindrical member to enable coupling of resonance modes of the transducer... Agent: Monash University

20110148254 - Apparatus for producing a holding frame or a transmission frame for a stacked piezoactuator and electrostrictive drive with a frame of said type: An apparatus for producing a holding or transmission frame (12, 20) for an electrostrictive actuator, in particular, a stacked piezoactuator (5) includes the following steps: a) a winding spindle (52), corresponding to the shape of the inner periphery of the frame (12, 20), is wound with several layers of a... Agent: Eurocopter Deutschland Gmbh

20110148255 - Piezoelectric mems switch and method of manufacturing piezoelectric mems switch: A piezoelectric MEMS switch includes: a base substrate; a diaphragm arranged to oppose the base substrate via a gap; a first piezoelectric drive section constituted by layering a first lower electrode, a first piezoelectric body and a first upper electrode on a first surface of the diaphragm, the first surface... Agent:

20110148256 - Piezoelectric power generator: A piezoelectric power generator that includes a support body, a piezoelectric element, and a bias compressive stress applying member. The piezoelectric element is placed on the support body. The piezoelectric element has a piezoelectric plate that is polarized in the thickness direction, and first and second electrodes that are each... Agent: Murata Manufacturing Co., Ltd.

20110148257 - Thin film tuning-fork type inflection resonator and electric signal processing element: A compact resonator has a wide bandwidth and a small variation of the specific vibration frequency. The resonator is a thin film tuning-fork type inflection resonator in which a thin film made of a piezoelectric material is formed on a substrate on which a lower electrode is formed, and an... Agent:

  
06/16/2011 > patent applications in patent subcategories. invention type

20110140549 - Linear actuating drive, in particular for adjusting the flaps in motor vehicle turbochargers: A linear actuator, in particular for adjusting the flaps in motor vehicle turbochargers. The linear actuator has an adjusting element that can be linearly displaced by an electric motor. The electric motor is a two-phase transverse flux machine. A rotor is arranged between two opposite single-phase stators, and the rotor... Agent: Schaeffler Technologies Gmbh & Co. Kg

20110140550 - Electric machine with a high protection class with improved rotor cooling: An electric machine has a stator (1) and a rotor shaft (3). The rotor shaft (3) is rotatably mounted about a shaft axis (5) in relation to the stator (1), said axis (5) defining an axial direction, a radial direction and a tangential direction. A rotor (6), which is in... Agent: Siemens Aktiengesellschaft

20110140582 - Rotating electrical machine: A rotating electrical machine includes: a rotor comprising a rotor core and a field winding wound round the rotor core; and a stator comprising a stator core and a stator winding wound round the stator core. The stator is arranged in opposition to the rotor with a predetermined spacing therebetween.... Agent:

20110140551 - Heat recovery system for vehicle: A heat recovery system includes an electric rotary device, a heat exchanger, a pipe and a reservoir. The electric rotary device has a stator core and a housing. The stator core is wounded with a coil. The heat exchanger provides heat exchanging between first and second heat medium. The first... Agent: Kabushiki Kaisha Toyota Jidoshokki

20110140552 - Cooling structure for a segmented stator assembly: A stator assembly includes a segmented stator having stator portions. Each stator portion includes stator laminations having stator windings, spacer plates having a portion embedded within the stator laminations, and structural plates having a portion embedded within the stator laminations. The portion of each of the spacer plates and each... Agent: General Electric Company

20110140583 - Motor: Disclosed is a motor. The motor includes a rotor case, a ring member mounted on the rotor case and including an encoder on a bottom surface thereof extending outside of the rotor case, and an encoder sensor detecting speed information of the rotor case from the encoder such that the... Agent: Samsung Electro-mechanics Co., Ltd.

20110140553 - Fan stator cover structure: A fan stator cover structure including a main body having a front face and a back face. The main body is formed with at least one through hole and chucking sections respectively disposed on the front and back faces of the main body. The through hole is formed through the... Agent:

20110140554 - Permanent magnet motor: A permanent magnet motor has a stator and a rotor rotatably mounted to the stator. The stator has a housing with n side portions and n connecting portions distributed alternately, wherein n is a integer equal to or greater than 3. Adjacent side portions are interconnected by one of the... Agent:

20110140555 - Variable speed constant frequency motor: A variable speed isosychronized motor includes two annular stators conformed for variable angular alignment relative to each other and a common rotor extending a plurality of isolated loops to cross-induce power between stators once such are angularly displaced. In this form of losses, attendant to speed variation through stator phasing... Agent:

20110140556 - Electric motor with passive integral brake: An electric motor (102) with passive integral brake (104) includes a stator (204) with one or more magnetic field controllable coils (206) and a rotor (208) with a rotor shaft (210) positioned within an inner diameter (212) of the stator (204). The rotor (208) is operable to rotate about a... Agent: Hamilton Sundstrand Corporation

20110140557 - Linear actuator: A linear actuator having an output shaft with a long moving distance is provided. A linear actuator includes a rotary shaft, a motor portion having a rotor and a stator, a ball screw mechanism including a ball screw nut fixed to a first end of the rotary shaft and a... Agent: Sanyo Denki Co., Ltd.

20110140558 - Stepping motor: A motor includes a stator having boss portions on an end plate thereof, a front plate provided on an upper surface of the stator, and a band connecting the stator and the front plate. Recess portions are formed adjacent to an outer peripheral edge of the front plate, and a... Agent: Minebea Co., Ltd.

20110140559 - Magnetic bearing device of a rotor shaft against a stator with rotor disc elements, which engage inside one another, and stator disc elements: The magnetic bearing device contains soft-magnetic rotor disc elements, which radially engage inside one another, and soft-magnetic stator disc elements. These elements are, on their sides facing one another, provided with annular tooth-like projections that are opposite one another on either side of an air gap. In addition, magnetic field... Agent:

20110140560 - Method and apparatus for compensating a line synchronous generator: A three-phase line synchronous generator with an exciter and generator stage. The exciter stage includes an exciter stator having n poles and an exciter rotor having n poles and disposed for rotation within the exciter stator, and the generator stage includes a generator stator having n poles and a generator... Agent: Foundation Gni, Inc.

20110140561 - Magnet retaining arrangement: A permanent magnet rotor arrangement that is particularly suitable for low-speed large-diameter electrical generators includes a rotor 2 having a radially outer rim 4. A circumferential array of magnet carriers 12 is non-releasably affixed to the outer rim 4 of the rotor and have a radially outer surface. An inverted... Agent: Converteam Uk Ltd

20110140562 - Motor: A motor having a rotor and a stator is disclosed. The rotor is a consequent-pole rotor having a rotor core, a plurality of magnets, and a plurality of salient poles. The stator includes a plurality of teeth. A first auxiliary groove is formed in a surface of each salient pole... Agent: Asmo Co., Ltd.

20110140563 - Alternator and corresponding electric system: An alternator including a rotatably-assembled permanent magnet, the magnetization direction of the magnet being orthogonal to the rotation axis, and a winding with no iron core surrounding the magnet and having each turn in a plane substantially parallel to a plane containing the rotation axis, the winding extending across a... Agent: Commissariat A L'energie Atomique Et Aux Energies Altematives

20110140564 - Coil sheet, method for manufacturing coil sheet, coil sheet holder, method for attaching coil sheet, rotator of motor, and motor: A coil sheet has an insulative substrate which bends and has the first surface and the second surface on the opposite side of the first surface, a first conductor forming a first spiral conductive pattern and formed on the first surface of the insulative substrate, and a second conductor forming... Agent: Ibiden Co., Ltd.

20110140565 - Induction motor rotor, induction motor, compressor, fan, and air conditioner: To provide an indication motor rotor capable of improving motor performance by concentrating portions under magnetic saturation conditions of rotor teeth. The rotor of an induction motor of this invention may include slots formed approximately in the shape of a T. The slots may be formed so that top slots... Agent: Mitsubishi Electric Corporation

20110140566 - Rotating electrical machine: A rotating electrical machine includes: a rotor comprising a rotor core and a field winding wound round the rotor core; and a stator comprising a stator core and a stator winding wound round the stator core. The stator is arranged in opposition to the rotor with a predetermined spacing therebetween.... Agent:

20110140567 - Low noise rotor or stator of an electric motor or generator and method of assembling the same: A stator or rotor of an electric motor or generator comprises a core formed of ferromagnetic material having a plurality of teeth arranged circumferentially about an axis. In one aspect of the invention, at least one retaining member connects the end portions of at least two of the teeth to... Agent: Emerson Electric Co.

20110140568 - Brush design for slip ring contacts: The present embodiments relate to a device for establishing an electrical contact between two device elements moving relative to each other. The device includes a plurality of brushes that may be arranged on one of the device elements and establishes contact on the relative movement of the device elements along... Agent:

20110140569 - Electrostatic comb actuator: An electrostatic comb actuator having reduced in-plane rotation of a tiltable element is disclosed. The actuator has a stator comb electrode and a tiltable rotor comb electrode. The rotor comb electrode fingers extend from an anchor wall running parallel to the axis of rotation of the rotor at a first... Agent:

20110140570 - Electrostatic actuator: According to one embodiment, an electrostatic actuator includes an electrode unit, a conductive film body unit, a plurality of first urging units, and a plurality of second urging units. The electrode unit is provided on a substrate. The conductive film body unit is provided opposing the electrode unit. The plurality... Agent: Kabushiki Kaisha Toshiba

20110140571 - Package manufacturing method, piezoelectric vibrator, and oscillator: There is provided a package manufacturing method capable of manufacturing high-quality and high-accuracy products without requiring complicated processes. A method for manufacturing a package including a base board and a lid board bonded to each other so as to form a cavity at an inner side and penetration electrodes that... Agent:

20110140572 - Crystal device: An object is to provide a crystal device that uses a mesa-structure crystal piece in which frequency adjustment is possible. A configuration is such that in a crystal device having: a crystal piece having a thick portion and a thin portion, with an excitation electrode formed on both main faces... Agent: Nihon Dempa Kogyo Co., Ltd.

20110140573 - Transducer with shield: A physical shield placed on the face of a high intensity focused ultrasound transducer for medical applications is described. The shield may be shaped or angled to match a particular pattern of mechanical or acoustic energy that may damage the transducer during operation. The shield may be ablative, replaceable or... Agent: Medicis Technologies Corporation

20110140574 - Electronic component device and method for manufacturing the same: A vibratory device includes an elastic plate and a piezoelectric diaphragm. The elastic plate includes a fixable portion, a vibratory portion, and a connection portion. The fixable portion is fixed to a fixation member. The vibratory portion is spaced away from a fixable surface of the fixable portion that faces... Agent: Murata Manufacturing, Co., Ltd.

20110140575 - Vibrating reed, vibrator, physical quantity sensor, and electronic equipment: A resonator element includes: a base part; plural vibrating arms extended from the base part, each having a first principal surface and a second principal surface opposed to each other and a first side surface and a second side surface connecting the first principal surface and the second principal surface... Agent: Seiko Epson Corporation

20110140576 - Ultrasonic transducer, ultrasonic transducer array and ultrasound endoscope apparatus: An ultrasonic transducer arraying at even intervals ultrasonic transducers for transmitting and receiving ultrasonic waves and layering a plurality of acoustic matching layers on them, comprising an transducer shape forming member made of a fiber-reinforced thermosetting PPE for filling a gap formed on the side face of the ultrasonic transducer... Agent: Olympus Corporation

20110140579 - Active piezoelectric energy harvester with embedded variable capacitance layer and method of manufacturing the same: Provided is an active piezoelectric energy harvester, which can control a direct current voltage applied to an embedded variable capacitance layer to precisely adjust a resonance frequency in real time, and thus achieve a simpler structure and a smaller size compared to a conventional one that adjusts the resonance frequency... Agent: Electronics And Telecommunications Research Institute

20110140577 - Increased frequency power generation using low-frequency ambient vibrations: An increased frequency power generator that includes a pair of transducers located on opposite sides of a suspended inertial mass. Magnetic attraction is used to couple the mass to each of the two transducers in alternating fashion in response to vibration and other movement externally imparted on the generator. Each... Agent: The Regents Of The University Of Michigan

20110140578 - Piezoelectric power generator: Provided is a small piezoelectric power generator applied to a wireless sensor network system of a tire pressure monitoring system (TPMS) for monitoring an internal environment of a tire such as variation in air pressure in the tire. In particular, when the system, in which air pressure, temperature and acceleration... Agent: Electronics And Telecommunications Research Institute

20110140580 - Metal nonparticle-polymer composites, method of manufacturing the same, and polymer actuator using the same: Metal nanoparticle-polymer composites, a method of manufacturing the same, and a polymer actuator using the same are provided. The method includes synthesizing an organometallic compound as a precursor of metal nanoparticles, preparing a solution mixture containing the organometallic compound and a polymer, and drying and annealing the solution mixture to... Agent: Electronics And Telecommunications Research Institute

20110140581 - 1-d tire apparatus: Disclosed is a tire mountable apparatus and methodology for mounting devices within a tire. In certain embodiments a signal generator may be mounted to the tire to generate signals based on changes in the radius of curvature of a tire. A piezoelectric sandwich and/or a substrate is/are provided having a... Agent: Michelin Recherche Et Technique S.a. A Corporation

  
06/09/2011 > patent applications in patent subcategories. invention type

20110133576 - Electromagnetic actuating apparatus: An electromagnetic actuating apparatus having an electromagnetic actuating unit which can be operated in order to exert an actuating force for an elongated plunger unit, wherein the actuating unit is provided in a housing along its actuating direction. The actuator unit forms an engagement surface which is planar in places... Agent: Eto Magnetic Gmbh

20110133577 - Horizontal linear vibration device: The present invention provides a horizontal vibration device which comprises an upper case in which a spring connector is formed in the inner surface thereof and a lower case which is coupled with the upper case to form an internal space, a movable unit including a mass which horizontally reciprocates... Agent: Lemotron Co., Ltd

20110133578 - Linear vibrator: Disclosed herein is a linear vibrator. The linear vibrator includes a stationary unit which has on an upper portion thereof a magnet generating a predetermined magnetic force and a yoke, and defines an internal space. A vibratory unit includes a coil mounted to face the magnet and applying an electric... Agent:

20110133579 - Rotor assembly wire support: A rotor assembly for an electromechanical device includes a molded wire support. The wire support has a body including a first side spaced from a second side and a hole extending through the sides and configured to receive a shaft. The body includes a wall about the hole extending to... Agent:

20110133580 - Rotating electrical machine: A rotating electrical machine includes: a stator that includes a cylindrical stator core and a stator winding wire wound around the stator core; and a rotor disposed facing the stator via a gap; wherein at least one cooling medium path extending in a direction of a central axis of the... Agent: Hitachi, Ltd.

20110133609 - Electric motor and electric drive unit for motor vehicles: r

20110133581 - Concentrated winding type driving motor for vehicle: Disclosed herein is a concentrated winding type coil connecting structure of a driving motor for a hybrid vehicle. A protrusion protrudes upwards (the axial direction of the motor) from each of U-/V-/W-/N-phase conducting plates concentrically inserted into receiving grooves of a conductor holder, and a bent part is bent from... Agent: Kia Motors Corporation

20110133582 - Encapsulated submersible pump: Apparatus is provided for use in a submersible pump, comprising; a stator having electrical windings and configured with a cavity to receive a rotor of a motor and to provide an electromotive force to drive the rotor arranged inside the cavity; a switch having circuitry configured to response to a... Agent: Itt Manufacturing Enterprises, Inc.

20110133610 - Accessory drive system and use of an electromechanical converter: The invention relates to an accessory drive system, comprising an electromechanical converter, in particular an electric variable transmission. The converter is provided with a primary shaft having a rotor mounted thereon, a secondary shaft having an interrotor mounted thereon and a stator, fixedly mounted to a housing of the electromechanical... Agent:

20110133583 - Vibrating screen and motor, motor group: A vibrating screen. The vibrating screen includes a vibrator, a screen box and a base. The vibrator includes at least a motor and an eccentric block coupled thereto. Each motor has a main motor shaft (2, 2A, 2B). A rotor winding (12) and a stator winding (11) are mounted at... Agent: Beijing Jishenglong Technology Co. Ltd

20110133584 - Motor with speed reduction mechanism: A worm wheel housing portion 19 of a gear case 16 has a bottomed cylindrical shape having a bottom wall portion 19a and a cylindrical wall portion 19b, and a bottom cover 35 is assembled at an opening portion of the worm wheel housing portion 19 so as to seal... Agent: Mitsuba Corporation

20110133585 - Security improved sealed electric machine: A security-improved sealed electric machine includes a casing (2) housing a stator (3) and a rotor (4) supported by a rotor shaft (5) coming out from the casing (2). Between the casing (2) and the rotor shaft (5), seal rings (7) are provided for sealing the casing interior against the... Agent:

20110133586 - Arrangement to compensate a non-uniform air gap of an electric machine: An arrangement to compensate a non-uniform air gap, which is located in an electric machine is provided. The electrical machine includes a stator arrangement and a rotor arrangement. The rotor arrangement rotates around a longitudinal axis. At least parts of the rotor arrangement interact with parts of the stator arrangement... Agent:

20110133587 - Bearing concept for segment motors: An electrical machine includes a stator coupled to a machine frame and constructed to produce a magnetic field. A rotor which is connected to a shaft magnetically interacts with the stator and is separated there from by an air gap which is arranged such that the magnetic field within the... Agent: Siemens Aktiengesellschaft

20110133588 - Modular life extension kit for a wind turbine generator support frame: A modular life extension kit is configured to extend a useful life of a support frame for a wind turbine generator. The support frame includes a support member coupled to a support cross-member. The support member has a first length, and the support cross-member has a second length. The modular... Agent:

20110133589 - Low profile permanent magnet synchronous motor with segment structure: A low profile permanent magnet synchronous motor with segment structure. In accordance with this invention, a stator assembly for an electromagnetic motor is provided. The stator assembly has a first stator core and a second stator core that couple windings. Teeth extend outward from each stator core and through the... Agent:

20110133590 - Rotor structure for interior permanent magnet electromotive machine: A rotor structure for an interior permanent magnet (IPM) electromotive machine is provided. The rotor structure may include at least one rotor lamination, which in turn may include at least one slot arranged to receive at least one permanent magnet. The slot divides the rotor lamination into a pole region... Agent:

20110133591 - Coil structure for a coreless motor: A coil structure for a coreless motor includes a plurality of first conductive traces and a plurality of second conductive traces. The first conductive traces are disposed in succession relative to one another, and are each arranged into a planar spiral configuration having a substantially polygonal shape. At least one... Agent:

20110133592 - Rotary electrical machine: A rotary electrical machine has a mechanism capable of varying an output characteristic, without increasing mechanical loss, or without consuming the electric power that does not contribute to increasing torque. The rotary electrical machine has a rotor with N pole and S pole magnets alternately and fixedly disposed thereon. An... Agent: Yamaha Hatsudoki Kabushiki Kaisha

20110133593 - Stator for electric rotating machine: A stator includes a hollow cylindrical stator core and a stator coil comprised of electric wires. Each of the electric wires has n in-slot portions and (n−1) turn portions, where n≧4. The in-slot portions are sequentially received in p slots of the stator core, where p≧n. The turn portions are... Agent: Denso Corporation

20110133594 - Magnetic pole-piece structure: In order to provide a magnetic pole-piece having good immunity to eddy currents whilst providing a high torque rating there is provided a magnetic pole-piece (60) comprising a magnetic part (64) and a retaining part (62), wherein the retaining part (62) supports the magnetic part (64).... Agent: Magnomatics Limited

20110133595 - Alternator and method of manufacturing a rotor core thereof: An alternator includes a stator assembly and a rotor assembly. The rotor assembly includes a rotor core having a first core portion and a second core portion. The rotor core is processed by cementation, so that the first core portion has carbon content that gradually decreases from the outer surface... Agent: Unipoint Electric Mfg. Co., Ltd.

20110133596 - Rotor, axial gap type motor, method of driving motor, and compressor: A technique of employing a rotor having anti-saliency and being rotatable about a predetermined axis in an axial gap type motor is provided. A plurality of magnets are disposed annularly on a substrate with polarities being symmetric around a shaft hole. For instance, the magnets exhibit N pole and S... Agent: Daikin Industries, Ltd.

20110133597 - Electromechanical systems, waveguides and methods of production: A method of producing an electromechanical device includes forming a layer of density-changing material on a substructure, and forming a support layer on at least a portion of the layer of density-changing material. The density-changing material has a first density during the forming the layer and a second density subsequent... Agent: Scannanotek Oy

20110133598 - Electromechanical transducer comprising a polyurethane polymer with polytetramethylene glycol ether units: where n≧25; and with a minimum value nmin for the value n and a maximum value nmax for the value n in the formula (I) selected such that the difference between nmax and nmin is ≧0 to ≦4. The present invention further provides a process for producing such an electromechanical... Agent: Bayer Materialscience Ag

20110133599 - Surface acoustic wave sensor: A surface acoustic wave sensor is capable of detecting a specific detection object with high accuracy and is excellent in economy. The surface acoustic wave sensor includes a piezoelectric substrate and a comb shaped electrode disposed on the piezoelectric substrate to detect a specific detection object on the basis of... Agent: Murata Manufacturing Co., Ltd.

20110133600 - Elastic wave device: An elastic wave device has a low temperature coefficient of frequency (TCF), a low insertion loss, a high electromechanical coupling coefficient (k2), and an increased pitch of the electrode fingers. The elastic wave device includes a piezoelectric component, IDT electrodes, and a dielectric layer arranged to cover the IDT electrodes.... Agent: Murata Manufacturing Co., Ltd.

20110133601 - Thin film bismuth iron oxides useful for piezoelectric devices: The present invention provides for a composition comprising a thin film of BiFeO3 having a thickness ranging from 20 nm to 300 nm, a first electrode in contact with the BiFeO3 thin film, and a second electrode in contact with the BiFeO3 thin film; wherein the first and second electrodes... Agent: The Regents Of The University Of California

20110133602 - Piezoelectric motor: Provided is a piezoelectric motor including: a stator which includes first and second faces, wherein a plurality of piezoelectric elements are arranged on the first face, and a plurality of protrusions are formed on the second face; a rotor which is rotated by motions of waves of the stator generated... Agent: Samsung Electronics Co., Ltd.

20110133603 - Coupling piezoelectric material generated stresses to devices formed in integrated circuits: A coupling structure for coupling piezoelectric material generated stresses to an actuated device of an integrated circuit includes a rigid stiffener structure formed around a piezoelectric (PE) material and the actuated device, the actuated device comprising a piezoresistive (PR) material that has an electrical resistance dependent upon an applied pressure... Agent: International Business Machines Corporation

20110133604 - Ultrasonic diagnostic probe and method of manufacturing the same: An ultrasonic diagnostic probe and a method of manufacturing the same are disclosed. The probe includes a first piezoelectric member having a first thickness, and a second piezoelectric member having a second thickness and stacked on the first piezoelectric member. The method allows the production of several kinds of ultrasonic... Agent: Medison Co., Ltd.

20110133605 - Piezoelectric device: A piezoelectric device includes: a piezoelectric vibrating reed; and a package, wherein the piezoelectric vibrating reed has a vibrating part and first and second supporting arms extending from a base end part, the package has a base, a lid, a cavity defined by the base and the lid, a convex... Agent: Seiko Epson Corporation

20110133606 - Apparatus for holding piezoelectric vibrator: An object is to provide a holding device for a piezoelectric vibrator, which eliminates vibration energy loss and a change in vibration characteristics, and is capable of supplying stable output with high efficiency. The holding device for a piezoelectric vibrator of the present invention includes: a support member (11) of... Agent: Ishikawa Prefecture

20110133608 - Piezoelectric ceramic and piezoelectric element using the same: Disclosed is a piezoelectric ceramic indicated by the composition formula Bi4Ti3O12.α[(1−β)(M11-γLnγ)TiO3+βM2M3O3], wherein: α, β, and γ satisfy 0.3≦α≦0.95, 0β≦0.5, and 0≦γ≦0.5; M1 is at least one chosen from Sr, Ba, Ca, (Bi0.5Na0.5), (Bi0.55K0.5) and (Bi0.5Li0.5); M2 is at least one chosen from among Bi, Na, K and Li; M3 is... Agent: Kyocera Corporation

20110133607 - Polymer actuator containing graphene and method of preparing the same: A polymer actuator containing graphene and a method of preparing the same are provided. The polymer actuator includes an ion-conductive polymer membrane, a metal electrode disposed on both surfaces of the ion-conductive polymer membrane, and graphene dispersed within the ion-conductive polymer membrane. As the graphene is dispersed within the polymer... Agent: Electronics And Telecommunications Research Institute

  
06/02/2011 > patent applications in patent subcategories. invention type

20110127856 - Magnetic monopole accelerator: P

20110127857 - Magnetic motor with embedded honeycombed mounted gate means: A magnetic motor utilizing opposed pairs of permanent magnets as a magnetic power source are arranged with their like poles adjacent to each other. An embedded honeycombed mounted gate means is provided between each pair to repel and impart a driving force through a motor linkage mechanism. The gate means... Agent:

20110127858 - Linear vibrator: Disclosed is a linear vibrator, the linear vibrator including a substrate supplying electric power, a case including a base supporting the substrate and a cover wrapping the base, a stator fixed to either the base or the cover, a vibrator including magnets each arranged to face both sides of the... Agent: Lg Innotek Co., Ltd.

20110127860 - Brushless dc motor: A brushless DC motor. The motor includes a rotating shaft, a bearing rotatably supporting the rotating shaft in radial directions, a support holder made of a plastic material and supporting both the lower end of the rotating shaft and the outer circumferential surface of the bearing, a rotor casing having... Agent:

20110127859 - Permanent-magnetic rotor: The invention relates to a permanent-magnetic rotor (2) for an electric motor, preferably for an internal rotor motor, that comprises a laminated core (3) consisting of several rotor sheets (4, 41, 5) that are stacked in the axial direction. Permanent magnets (8) are arranged in receiving pockets (7) formed by... Agent: Hanning Electro-werke Gmbh & Co. Kg

20110127862 - Electric machine having radial dividers for guiding cooling air: A rotor shaft (2) is mounted in the housing (1) of an electric machine so as to be rotatable about a shaft axis (3). The housing (1) has two front faces (4) which axially delimit a housing interior (6). The housing has a peripheral surface (5) which radially delimits the... Agent: Siemens Aktiengesellschaft

20110127861 - Motor of washing machine: To achieve the objects of the present invention, a motor for a washing machine includes a stator having an AC power applied thereto, a rotor core on an outer side of the stator mounted so as to be rotatable by interaction of electromagnetic force with respect to the stator, a... Agent:

20110127887 - Generator for a bicycle: A generator for a bicycle has a frame, a mounting bracket and a disk. The frame has an axle. The mounting bracket is mounted on the frame and has an open slot and at least one stator mounted in the open slot and each of the at least one stator... Agent:

20110127888 - Alternator with synchronous rectification equipped with an improved electronic power module: An alternator includes a stator S, a rotor R and a transistor bridge, which form synchronous rectification. The synchronous rectification is in the form of an over-moulded mecatronic housing (2), and the mecatronic housing includes an electronic power substrate (3) and power connection terminals (23), (24). Electronic chips (300A, 300B)... Agent:

20110127863 - Alternator with synchronous rectification equipped with an improved electronic power module: An alternator includes a stator (S), a rotor (R) and a transistor bridge, which form a synchronous rectification. The synchronous rectification is in the form of an over-moulded mecatronic housing (2). The mecatronic housing includes power connection terminals (23, 24), and contains a plurality of electronic power substrates (30, 31,... Agent:

20110127864 - Flow production unit: A flow production unit for submerged operation in a fluid includes an impeller and a magnet gear having an input side and an output side, each side having an arrangement of magnetic poles, wherein the arrangements of magnetic poles are coupled in movement to one another by way of magnetic... Agent: Grundfos Management A/s

20110127867 - Bearing assembly and scanning motor: There is provided a bearing assembly including: a sleeve having a hole; a shaft rotatably disposed in the hole; a thrust plate in contact with the end of the shaft to reduce friction in rotation of the shaft; and a holder accommodating the sleeve and the thrust plate and having... Agent: Samsung Electro-mechanics Co., Ltd.

20110127865 - Motor: A motor is disclosed. The motor in accordance with an embodiment of the present invention includes a base, a shaft, which has an end part coupled to the base, a housing, which has a hollow part formed therein in such a way that the shaft rotatably supports the housing and... Agent: Samsung Electro-mechanics Co., Ltd.

20110127866 - Motor: A motor is disclosed. In accordance with an embodiment of the present invention, the motor includes a base, a shaft, which has an end part thereof coupled to the base, a stopper, which is coupled to the shaft and has a latch protruded in a direction of diameter of the... Agent: Samsung Electro-mechanics Co., Ltd.

20110127868 - Magnetic bearing and method for operation thereof: The invention relates to a magnetic bearing and to a method for operation thereof. The magnetic bearing contains a ferromagnetic, movably mounted bearing element (1) and at least two magnetic devices (3o, 3u) arranged on opposing sides of the bearing element (1) and equipped with windings (6), wherein during operation... Agent:

20110127869 - Magnetic gear: Embodiments of the present invention relate to magnetic gears comprising first and second moveable members arranged to interact in a magnetically geared manner via a first electrical winding arrangement arranged to generate, at least in part, a first magnetic flux having a first number of pole-pairs, and one or more... Agent: Magnomatics Limited

20110127870 - Rotor for permanent-magnet motor, permanent-magnet motor, and methods of manufacturing the same: A rotor for a permanent-magnet motor includes a rotor-core surface, a plurality of ridges provided on the rotor-core surface and extending in an axial direction of the rotor, a plurality of areas defined by the ridges, and a plurality of permanent magnets provided on the rotor-core surface within the areas... Agent: Kabushiki Kaisha Yaskawa Denki

20110127871 - Method for producing the rotor winding of an electrical machine, and an electrical machine with a rotor winding which is produced in accordance with this method: The invention relates to a method for producing the rotor winding of an electrical machine having at least four exciter poles in the stator (11) and having a commutator rotor (13) with a number of slots (N) and pole teeth (Z) which deviates from the number of exciter poles, and... Agent: Robert Bosch Gmbh

20110127872 - Coil for an electric machine and method for producing a coil: The invention relates to a coil (1), in particular for an electric machine, in particular a transformator or an electromechanical converter, in particular an electric motor, for guiding an electric current for producing a magnetic field. Said coil consists of individual windings (2) that are essentially embodied as a flat... Agent:

20110127873 - Rotor for rotary electric machine with reduced-mass interpolar structures: A rotor with poles in the form of claws, of a rotary electrical machine. This rotor comprises a plurality of interpolar magnetic assemblies. On a radial cross-sectional plane, a first total magnet surface of a section of the magnetic assembly is smaller than a second surface defined by the product... Agent:

20110127874 - Rotor having a superconducting rotor winding and an integral sleeve surrounding the rotor winding: A rotor for an electrical machine, in particular a synchronous machine has a rotor axis which defines a rotor shaft. The rotor has a winding support which is arranged on the rotor shaft such that they rotate together, in such a way that it surrounds the rotor shaft in a... Agent:

20110127875 - Schemes of interchangeable windings of electrical machines: Winding diagrams, in which there is no intersection of endwindings in space and which are suitable for interchangeable windings of electrical machines, are considered in the proposed invention. Winding diagrams of a three-phase, two-layer concentric winding with a 120° phase zone and a three-phase, three-layer concentric winding with a 180°... Agent:

20110127876 - Laminated stator core: A laminated stator core 10, formed by laminating stator core sheets 17, each of the stator core sheets 17 punched out from a magnetic metal sheet 32 so as to have a common axis with a rotor core sheet 36 which punched out from the magnetic metal sheet 32 before... Agent: Mitsui High-tec, Inc.

20110127879 - Chiral gravitational shielding material: A gravitational shielding material that is composed of a chiral dielectric as well as a polar or non-polar dielectric matrixing material. Polarization of the dielectric is through the thickness of the material.... Agent:

20110127878 - Micro movable device and method for manufacturing micro movable device: A micro movable device according to an embodiment of the present invention may include a signal line formed on a support substrate, a ground line formed on the support substrate and arranged side by side with the signal line, a first driving electrode formed above the signal line, a second... Agent: Kabushiki Kaisha Toshiba

20110127877 - Silicon mems resonators: The invention relates to MEMS resonators. In one embodiment, an integrated resonator and sensor device comprises a micro-electromechanical system (MEMS) resonator, and an anchor portion coupled to the MEMS resonator and configured to allow resonance of the MEMS resonator in a first plane of motion and movement of the MEMS... Agent:

20110127880 - Reactive networks to reduce acoustic noise and ensure maximum efficiencies in driving piezoelectric elements in haptic applications: A device and method are provided to drive piezoelectric elements in haptic applications. In one embodiment, a pattern generator provides user programmable PWM waveforms to a driver. The load of the driver is an inductor in series with the piezoelectric element. The filtration of the inductor in series with the... Agent:

20110127881 - Piezoelectric generator and method: An apparatus and method is provided to produce energy from movement of a user. At least one pair of plates is utilized to secure an array of cymbal transducers therebetween. The array of cymbal transducers is electrically interconnected with signal conditioning circuitry and power storage member. Electrical interconnections may comprise... Agent:

20110127883 - Method of manufacturing piezoelectric vibrating reed, piezoelectric vibrating reed, piezoelectric vibrator, oscillator, electronic apparatus, and radio-controlled timepiece: There are provided a method of manufacturing a piezoelectric vibrating reed capable of improving the reliability of a product by sorting out a defective product correctly, a piezoelectric vibrating reed, a piezoelectric vibrator having a piezoelectric vibrating reed, an oscillator, an electronic apparatus, and a radio-controlled timepiece. In a resist... Agent:

20110127882 - Piezoelectric vibrating reed, piezoelectric vibrator, method of manufacturing piezoelectric vibrator, oscillator, electronic apparatus, and radio-controlled timepiece: There are provided a piezoelectric vibrating reed which can be reliably bonded ultrasonically and which can be efficiently manufactured, a piezoelectric vibrator, a method of manufacturing a piezoelectric vibrator, an oscillator, an electronic apparatus, and a radio-controlled timepiece. A piezoelectric vibrating reed includes: a piezoelectric plate having vibrating portions and... Agent:

20110127884 - Vibration actuator module: A vibration actuator module is disclosed. In accordance with an embodiment of the present invention, the vibration actuator module includes a vibrated body, a vibrating plate, which is coupled to the vibrated body and has a smaller elastic modulus than the vibrated body, and a driver, which is coupled to... Agent: Samsung Electro-mechanics Co., Ltd.

20110127885 - Cleaving of substrates: An improved process of substrate cleaving and a device to perform the cleaving are disclosed. In the traditional cleaving process, a layer of microbubbles is created within a substrate through the implantation of ions of a gaseous species, such as hydrogen or helium. The size and spatial distribution of these... Agent: Varian Semiconductor Equipment Associates, Inc.

20110127886 - Piezoelectric actuator and method for producing a piezoelectric actuator: A fully active piezoelectric stack has alternately successive piezoelectric layers and inner electrodes which pass through to the outer side of the stack and each have a first region, which does not adhere or adheres poorly and a second region which adheres well to the coating. The inner electrodes are... Agent:

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