Electrical generator or motor structure patents - Monitor Patents
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Electrical generator or motor structure January recently filed with US Patent Office 01/12

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.
01/26/2012 > 31 patent applications in 27 patent subcategories. recently filed with US Patent Office

20120019079 - Linear electric motor: A linear electric motors including a housing, a first armature movable on a first essentially linear path with respect to the housing, and a second armature movable on a second essentially linear path with respect to the housing, wherein the first armature is mounted to the housing by a first... Agent: Braun Gmbh

20120019080 - Frameless electric motor assembly: An electric motor assembly including a stator assembly and a rotor assembly extending through the stator assembly. A first end cap is located adjacent to a first end of the stator assembly and includes a bearing insert supporting a first end bearing for receiving an end of a rotor shaft.... Agent: Globe Motors, Inc.

20120019081 - Stator for electric rotating machine: A stator includes an annular stator core and a stator coil. The stator coil is formed of a plurality of electric wires mounted on the stator core. The stator coil has a coil end part that protrudes from an axial end face of the stator core so as to be... Agent: Denso Corporation

20120019082 - Linear stepping motor: The present invention relates to a linear stepping motor, the motor characterized by: a housing; a stator mounted inside the housing: a rotor rotatively arranged at an inner surface of the stator and mounted with a female screw threaded to a lead screw; a mounting plate fixed at a lateral... Agent: Lg Innotek Co., Ltd.

20120019083 - High power-density, high efficiency, non-permanent magnet electric machine: A system and method of manufacturing an electric machine comprising a rotor and a stator, wherein the stator comprises a fractional-slot concentrated winding having two sets of terminals, wherein a first set of terminals configures the fractional-slot concentrated winding to have a first pole-number (P1), and wherein a second set... Agent:

20120019084 - Cooling system of electric rotating machine for vehicles: A cooling system of a AC generator for vehicles has a stator with a stator winding, a rotor that is arranged in an inner circumferential side of the stator, a rectifier that converts an alternating current voltage generated in the stator winding into direct current, and a rear cover that... Agent: Denso Corporation

20120019086 - Alternator stator lead and terminal insulator assembly: One possible embodiment could be a stator lead and terminal insulator assembly for use in an alternator comprising of a top plate having a top surface and a bottom surface that converge to further define both an outside edge and an inside edge, the outside edge meeting the inside edge;... Agent: Nc Auto, LLC

20120019085 - Rotary electric machine armature: A rotary electric machine armature that can be produced by a simplified manufacturing process and at a reduced manufacturing cost. The armature core includes a plurality of slots extending in the axial direction of a cylindrical core reference surface and are distributed in the circumferential direction of the core reference... Agent: Aisin Aw Co., Ltd.

20120019109 - Manual override device for an electric actuator and method for use: The present disclosure relates to a manual override tool for an electric actuator. The manual override tool includes an accessible first end, a shaft operably connected with the first end and is movable in a linear direction and is rotatable, and a plurality of gear teeth on the shaft. The... Agent:

20120019087 - Magnetic electron exciter and methods: A magnetic electron exciter includes a rotor adapted to be rotated within a selected range of rotational speeds, and having a plurality of magnets mounted therein selected distances from the rotational axis of the rotor. A plurality of coils are positioned adjacent to the rotor, whereby rotation of the rotor... Agent:

20120019088 - Permanent magnet rotor arrangement and method for producing such an arrangement: A permanent magnet rotor arrangement is provided. The arrangement includes a rotor, a plurality of nonmagnetic profiled tubes defining a closed channel and affixed circumferentially along the outer rim of the rotor, and a plurality of permanent magnet pole pieces arranged in the channels. In a preferred embodiment, the tubes... Agent:

20120019089 - Motor: A motor including a rotor and a stator. The rotor includes a rotor core, magnet pole portions, and core pole portions. First magnetic pole portions, which are the magnet pole portions or the core pole portions, each include a first and second opposing parts arranged in an axial direction. Each... Agent: Asmo Co., Ltd.

20120019090 - Superconducting coil and superconducting rotating machine using the same: A superconducting coil whose shape can be modified after it is shaped and a superconducting rotating machine with the superconducting coil are provided. The superconducting coil has an feature that the superconducting coil 1 comprising a superconducting material wire 5 coated with an insulation material and a coil frame 4... Agent: Hitachi, Ltd.

20120019091 - Method for manufacturing the rotor of induction motor and the rotor using it: A rotor of an ultra high speed induction motor includes a stacked body having a plurality of loop type steel sheets stacked to form a cylinder, with a plurality of slots circumferentially formed in a lengthwise direction of the stacked body. Loop type upper, lower end rings are disposed on... Agent:

20120019092 - Compressor: A compressor includes a casing and a motor disposed inside the casing. The motor is welded to the casing at a plurality of weld positions. The motor includes a core, a coil, at least one insulating member and a gap. The core has an annular back yoke portion, a plurality... Agent: Daikin Industries, Ltd.

20120019093 - Laminated core: A laminated core 10 improves material yield and prevents cracks or breakages of core pieces by relaxing stress on connecting portions 13. A connected core segment 14 to be the laminated core 10 includes: a V-shaped cutout 17 located radially inward from the connecting portion 13, the cutout 17 opening... Agent: Mitsui High-tec, Inc.

20120019094 - Stator core and motor device including the same: Disclosed is a stator core including a core back fixedly inserted onto an outer surface of a stationary member, a plurality of teeth protruding from the core back in an outer diameter direction, wherein a coil is wound around the plurality of teeth so as to allow magnetic flux from... Agent: Samsung Electro-mechanics Co., Ltd.

20120019095 - Radial pin coupled hub and rim assembly: A rotor assembly includes a lamination and a hub. The hub includes an inner portion and an outer portion surrounding the inner portion and separated from it by an expansion gap. The rotor assembly also includes two or more connecting members coupling the inner portion to the outer portion, the... Agent: Remy Technologies, L.L.C.

20120019096 - Stator for electric rotating machine: A stator core is comprised of first and second stator core pieces that are arranged to overlap each other in the axial direction of the stator core. The first stator core piece includes first protrusions, each of which is formed on one circumferential side of a corresponding tooth portion of... Agent: Denso Corporation

20120019097 - Rotor and method of manufacturing the rotor: A rotor of the invention includes a core made of laminated steel sheets and formed with a rotation-transmitting-member mounting end face (a wall surface of a through hole for shaft) extending over a lamination direction and a rotation transmitting member (a shaft) mounted to the rotation-transmitting-member mounting end face of... Agent: Toyota Jidosha Kabushiki Kaisha

20120019098 - Method and apparatus for generating electricity by thermally cycling an electrically polarizable material using heat from various sources and a vehicle comprising the apparatus: A method for converting heat to electric energy is described which involves thermally cycling an electrically polarizable material sandwiched between electrodes. The material is heated using thermal energy obtained from: a combustion reaction; solar energy; a nuclear reaction; ocean water; geothermal energy; or thermal energy recovered from an industrial process.... Agent: Neothermal Energy Company

20120019099 - Ceramic electronic component: A ceramic electronic component includes a ceramic base, first and second internal electrodes, and first and second external electrodes. The first external electrode is disposed at a first end portion of a first major surface in the longitudinal direction. The second external electrode is disposed at a second end portion... Agent: Murata Manufacturing Co., Ltd.

20120019100 - Laminated ceramic electronic component and manufacturing method therefor: In a method for manufacturing a laminated ceramic electronic component, when a plating film to define an external terminal electrode is formed by plating exposed ends of a plurality of internal electrodes at a WT surface of a component main body, ingress of a plating solution may be caused from... Agent: Murata Manufacturing Co., Ltd.

20120019101 - Elastic wave device: An elastic wave device that achieves an improved frequency-temperature characteristic and a sufficiently reduced spurious component includes a piezoelectric body including a LiNbO3 substrate, a first dielectric layer including a SiO2 layer, a second dielectric layer, and IDT electrodes disposed at an interface between the piezoelectric body and the first... Agent: Murata Manufacturing Co., Ltd.

20120019102 - Elastic wave element and electronic apparatus using same: An acoustic wave element includes a piezoelectric body, first and second interdigital transducer (IDT) electrodes provided on an upper surface of the piezoelectric body, and a first dielectric layer provided on the upper surface of the piezoelectric body to cover the first and second IDT electrodes. The first dielectric layer... Agent: Panasonic Corportion

20120019103 - Ultrasonic motor: According to one embodiment, an ultrasonic motor includes a transducer, a driven member, a pressing mechanism unit. The transducer includes stacked piezoelectric sheets on which internal electrodes are formed. The internal electrodes form driving activated areas and vibration detection activated areas in the transducer. The driving activated areas are located... Agent: Olympus Corporation

20120019104 - Transducer and ultrasonic motor: According to one embodiment, a transducer includes, a first transducer member, a second transducer member, and a coupling member. The first transducer member including a piezoelectric element in which longitudinal vibration and bending vibration are excited by application of a predetermined alternating signal. The second transducer member which is placed... Agent: Olympus Corporation

20120019105 - Device and system for measuring material thickness: A piezoelectric sensing device is described for measuring material thickness of target such as pipes, tubes, and other conduits that carry fluids. The piezoelectric sensing device comprises a substrate such as a flexible circuit material, a piezoceramic element, and a solder layer disposed therebetween. These features are arranged in manner... Agent:

20120019106 - Ultrasonic array transducer, associated circuit and method of making the same: A transducer system includes a multi-layer flexible circuit. The flexible circuit includes a first layer, a second layer and a third layer. The circuit engages a piezoelectric material/electrode subassembly. Vias are used to operatively connect ground electrodes of individual transducer elements to grounds in the third layer of the circuit.... Agent: Transducerworks, LLC

20120019107 - Piezo actuator in multi-layered construction: A multilayer piezo actuator is specified, in which piezoelectric layers and electrode layers are arranged to form a stack. Electrical contact is made with the electrode layers via two external electrodes which consist of wires which are woven with one another. The external electrodes are in this case connected over... Agent: Epcos Ag

20120019108 - Piezoelectric ceramic composition and piezoelectric element: A piezoelectric ceramic composition including a perovskite-type oxide, wherein the perovskite-type oxide has Na, K, Li, Ba and Sr at the A site and Nb, Ta and Zr at the B site, and has a crystal phase transition in a temperature range of −50 to 150° C., the crystal phase... Agent: Tdk Corporation

01/19/2012 > 25 patent applications in 21 patent subcategories. recently filed with US Patent Office

20120013202 - Voice coil motor: Disclosed is a voice coil motor, the motor including a mover having a bobbin equipped with a lens and a coil block secured to an outer circumference of the bobbin; a stator having a magnet that is disposed in such a way as to face the coil block; elastic members... Agent: Lg Innotek Co., Ltd.

20120013205 - Adjusting device for an electric motor: A device for reversing the direction of rotation and/or for adjusting the carbon brushes for a reversible electric motor, in particular for an electric hand tool, with a base and with a mount, which is mounted pivotably on the base and on which brushholders for the carbon brushes wiping over... Agent: Marquardt Gmbh

20120013203 - Electric motor: An electric motor is disclosed and which includes a braking element which is biasingly urged into a braking relationship relative to the electric motor, when the electric motor is deenergized, but which is further moved out of braking engagement when the electric motor is energized. The invention finds particular usefulness... Agent:

20120013204 - Electric motor: It is an object of the invention to secure an insulation distance between a stator and a rotor without reducing a region of a slot of a stator core in which a winding is installed. The representative electric motor includes a cylindrical stator core 131 fixed to a motor housing,... Agent: Makita Corporation

20120013206 - Cooling system and method for an electric machine module: Embodiments of the invention provide an electric machine module including an electric machine. The electric machine includes a rotor assembly. The machine includes an output shaft having a longitudinal axis that is circumscribed by a portion of the rotor assembly. The output shaft comprises an output shaft channel and is... Agent:

20120013207 - Stator sleeve for an electric machine and method of establishing a coolant cavity about a stator for an electric machine: An electric machine including a housing, and a stator mounted within the housing. The stator includes an outer perimetric surface and an inner perimetric surface. A rotor is mounted, at least in part, within the inner perimetric surface of the stator. The rotor is rotatable relative to the stator. A... Agent: Remy Technologies, L.L.C.

20120013208 - Motor for vehicle: A motor for a vehicle is installed in a railway train and has a fan that is mounted on a rotor shaft and that causes the outside air into the motor. The motor for a vehicle includes a stopper that is fixed in between a bearing, which supports the rotor... Agent: Mitsubishi Electric Corporation

20120013225 - Electric machine alignment adapter: An electric machine including a stator having a body provided with at least one alignment member, and a resolver positioned relative to the stator. The resolver includes at least one alignment element. An alignment adaptor is configured to receive each of the stator and the resolver. The alignment adaptor includes... Agent: Remy Technologies, L.L.C.

20120013226 - Interference suppression arrangement for an electric machine: An anti-interference system (86) for an electric machine (10) comprises a single-piece or multi-piece housing component (56) and a single-piece or multi-piece shielding component (30). The housing component (56) together with the shielding component (30) forms a faraday cage (84). The faraday cage (84) encloses at least one first interference... Agent: Robert Bosch Gmbh

20120013210 - Bus ring, and fixing structure thereof: There is provided a bus ring attached to a stator having a plurality of stator teeth aligned in a circumferential direction and a winding wound around each of the stator teeth along an end face of the stator of a rotary electrical machine in an axial direction, and the bus... Agent:

20120013209 - Small electric motor and method for producing a small electric motor: A small electric motor is disclosed, such as a claw pole motor. An exemplary small electric motor includes a housing, a stator having at least two stator windings, a rotor having a rotational axis, and a flexible conductor foil for the electrical connection of the stator windings. The conductor foil... Agent: Maxon Motor Ag

20120013211 - Electric motor having a selectively adjustable base speed: An electric machine includes a stator mounted within the housing, and a transmission member mounted within the housing and surrounded at least in part by the stator. The transmission member includes a gear mechanism operatively coupled to an output shaft. The transmission mechanism is rotatable relative to the stator.... Agent: Remy Technologies, L.L.C.

20120013212 - Liquid deflecting baffle for an electric motor: A fluid deflecting baffle is provided for use on an electric motor to be used in an environment where liquid may otherwise pass through a vent opening in an endshield of the motor. The baffle is secureable to the endshield and extends in a partial covering relationship with the vent... Agent: Nidec Motor Corporation

20120013214 - Bearing assembly: A bearing assembly for an electrical motor, including a shaft, a housing, and a main bearing between the shaft and the housing, the shaft being surrounded by a rigid sleeve for functioning as an auxiliary bearing in case of a breakdown of the main bearing and as a grease sealing... Agent:

20120013213 - Hydrodynamic bearing assembly and motor having the same: There is provided a hydrodynamic bearing assembly and a motor having the same. The hydrodynamic bearing assembly includes a sleeve having a shaft inserted thereinto; a hub base coupled to an upper portion of the shaft and rotating together with the shaft; a stopper plate fixedly coupled to an upper... Agent: Samsung Electro-mechanics Co., Ltd.

20120013215 - Method and apparatus for hybrid suspension system: A system for suspending a rotating body consisting of a combination of magnetic and engineered materials. The suspension system allows for some axial motion to account for varying system loads.... Agent:

20120013216 - Coreless permanent magnet motor: A coreless permanent motor has a stator and a rotor rotatably mounted to the stator. One of the stator or the rotor has at least one winding disc (28). The other one of the stator or the rotor has at least one surface charged magnet disc (33). The winding disc... Agent:

20120013217 - Magnetic flux carrying sleeve member for an electric machine: An electric machine including a housing and a stator arranged within the housing. The stator includes a body having a first end that extends to a second end through an intermediate portion. The intermediate portion includes an inner diametric surface and an outer diametric surface. A sleeve member is arranged... Agent: Remy Technologies, L.L.C.

20120013218 - Micro-electro-mechanical transducer having an optimized non-flat surface: A micro-electro-mechanical transducer (such as a cMUT) having a non-flat surface is disclosed. The non-flat surface may include a variable curve or slope in an area where a spring layer contacts a support, thus making a variable spring model as the spring layer vibrates. The non-flat surface may be that... Agent: Kolo Technologies, Inc.

20120013219 - Power generation device: A power generation device is disclosed, which includes a plurality of thermomagnetic generator and a flow controller. The thermomagnetic generators can acquire first fluids respectively. The flow controller can control flow rates of the second fluids flowing into the thermomagnetic generators respectively, wherein a fluid temperature of the first fluid... Agent: Delta Electronics, Inc.

20120013220 - Piezoelectric actuator drive unit: Disclosed is a piezoelectric actuator drive unit that includes a piezoelectric actuator drive amplifier and a piezoelectric actuator drive unit power supply. Combinations of high and low signal levels of a first control signal, which controls the supply voltage and amplifier bias voltage of the piezoelectric actuator drive amplifier, and... Agent: Hitachi, Ltd.

20120013221 - Ultrasonic motor unit: According to one embodiment, an ultrasonic motor unit includes a piezoelectric element, a holder member, a pressing member, a pressing auxiliary member, a driven member, an ultrasonic motor accommodation member, a power extraction member. The piezoelectric element has a rectangular cross-sectional shape. The holder member holds the piezoelectric element so... Agent: Olympus Corporation

20120013222 - Ultrasonic sensor for detecting and/or scanning objects: An ultrasonic sensor for detecting and/or scanning an object includes a substrate and a piezoelectric sensor unit arranged on or at this substrate and/or connected to this substrate. The rear side of the substrate facing away from the piezoelectric sensor unit has a surface structure including a plurality of elevated... Agent:

20120013223 - Micro electric generator, method of providing the same, and electric generating device: A micro electric generator is disclosed, which comprises: at least one electrically conductive fiber, and at least one piezoelectric ceramic layer covering on the surface of that at least one electrically conductive fiber. When a mechanical force is applied to deform the electrically conductive fiber covered with the piezoelectric ceramic... Agent:

20120013224 - Protected resonator: A bulk acoustic wave resonator structure that isolates the core resonator from both environmental effects and aging effects. The structure has a piezoelectric layer at least partially disposed between two electrodes. The structure is protected against contamination, package leaks, and changes to the piezoelectric material due to external effects while... Agent: Cymatics Laboratories Corp.

01/12/2012 > 31 patent applications in 25 patent subcategories. recently filed with US Patent Office

20120007447 - Magnetically actuated reciprocating motor and process using reverse magnetic switching: A magnetically actuated reciprocating motor utilizes the stored energy of magnets, particularly rare earth magnets, and an electromagnetic field to reciprocally drive a magnetic actuator. A converting mechanism, such as a connecting rod and crankshaft, converts the reciprocating motion of the magnetic actuator to rotary motion for powering a work... Agent:

20120007448 - Magnetically actuated reciprocating motor and process using reverse magnetic switching: A magnetically actuated reciprocating motor utilizes the stored energy of rare earth magnets and an electromagnetic field provided by a solenoid to reciprocally drive a solenoid assembly. A converting mechanism, such as a connecting rod and crankshaft, converts the reciprocating motion of the solenoid assembly to power a work object.... Agent:

20120007449 - Magnetically actuated reciprocating motor and process using reverse magnetic switching: A magnetically actuated reciprocating motor utilizes the stored energy of permanent magnets and an electromagnetic field to reciprocally drive a magnetic actuator. A converting mechanism converts the reciprocating motion of the magnetic actuator to rotary motion for powering a work object. A solenoid, comprising a nonferromagnetic spool having a tubular... Agent:

20120007450 - Reciprocating dual-action piston magnetic force motor and method: A motor system and method thereof are provided, wherein the system includes an energy storage device, a piston assembly including a magnet, at least two end assemblies in operable communication with the piston assembly, and includes first and second end assemblies, each having an electromagnet. The motor system further includes... Agent:

20120007451 - Self-latching sector motor for producing a net torque that can be backed-up or doubled: A self-latching sector motor for producing a net torque from two integral independent sources where one can serve as a spare backup or paralleled for double net torque or used alternately for extended life operation. The self-latching sector motor includes a housing, a magnet-shaft assembly, and two pair of electromagnetic... Agent:

20120007453 - Dual-rotor motor: The invention relates to an electric motor with an outer rotor and an inner rotor, wherein the stator carrying the excitation coils is formed as a hollow cylinder and is arranged between the cup-shaped outer rotor and the inner rotor and is rigidly connected on the front to the housing... Agent:

20120007452 - Encapsulated stator spherical rotor motor pump: A spherical rotor wet rotor motor centrifugal pump having an electric motor that has a plastic encapsulated electrical motor stator and where plastic may also separate the electrical motor stator from coming in contact with the pumped fluid and where plastic may also form the housing of the electrical motor... Agent:

20120007454 - Motor with torsional isolation means: An electro-mechanical energy conversion device is provided having an armature with a central cavity. The armature is rotatably mounted in a frame. A torsion bar is positioned within the armature with one end connected to the armature and the other end connected with an energy source or consuming device.... Agent: Borgwarner Inc.

20120007455 - Motor rotor and compressor provided with the same: There is provided a compressor provided with a motor rotor capable of suppressing a decrease in oil separation efficiency and avoiding a decrease in motor efficiency. A motor rotor (10) includes a substantially cylindrical rotor laminated steel plate including a permanent magnet therein. The rotor laminated steel plate includes a... Agent:

20120007456 - Electronically commutated electric machine: The invention relates to an electronically commutated electric machine (1), comprising a stator housing (3) which receives a stator (4) in a stator chamber (13) and which delimits a rotor chamber (14) receiving a rotor. According to the invention, the stator housing (3) comprises a main housing (31) and a... Agent: Robert Bosch Gmbh

20120007457 - Motor mounting bracket: A mounting bracket for an electrical motor having two mounting interfaces at different distances from the bottom surface to be used in combination with two stator frames of different sizes. A method for obtaining equal shaft heights for electrical motors having stator frames of different sizes.... Agent:

20120007458 - Electrical machine: An electrical machine comprising a stator and a rotor rotatable relative to the stator with an air gap therebetween is disclosed. The stator is provided with a first plurality of sources of magnetic field which is equally spaced in a circumferential configuration over the stator. The rotor is provided with... Agent:

20120007459 - Rotating electric machine for generating a constant frequency ac power supply from a variable speed primemover: Disclosed is a rotating electric machine for generating a constant frequency AC power supply from a variable speed primemover including: a stator wound with two sets of isolated polyphase windings having the same number of poles, with the polyphase windings located at about 90 degree displacement in space between them,... Agent:

20120007460 - Stator and method of manufacturing unit coil to be used therein: A stator includes a stator core and a distributed winding type multi-phase coil. This coil includes unit coils made by winding a flat conductor wire in plural turns. The unit coils are mounted in slots of the stator core and connected with each other. Each unit coil includes an outer-layer... Agent: Toyota Jidosha Kabushiki Kaisha

20120007461 - Wound rotor brushless doubly-fed motor: A wound rotor brushless doubly-fed motor includes a stator and a rotor. The stator includes two sets of three-phase windings and the number of pole pairs is p1 and p2 respectively. The rotor includes a multi-phase wound winding and phase number m is satisfied with the relation m=(p1+p2)/mk, in which,... Agent:

20120007462 - Stator for rotary electric machine and rotary electric machine using same: The wire 30 forming the stator winding 20 includes the in-slot portions 40 to be disposed in the slots 14 and 15 of the stator core 12 and the turned portions 42 connecting the in-slot portions 40 disposed in the circumferentially different slots 14 and 15. The turned portions 42... Agent: Denso Corporation

20120007464 - Rotating electrical machine and method for manufacturing rotating electrical machine: Provided are a rotating electrical machine and a method for manufacturing the rotating electrical machine, wherein the tapered surface of a plate-side tapered section and the tapered surface of a shaft-side tapered section are bonded with pressure by having forces operate between a plurality of plate-side protruding sections and a... Agent: Honda Motor Co., Ltd.

20120007463 - Stator for electric rotating machine: A stator for an electric rotating machine includes a stator core that has an annular yoke portion, a plurality of tooth portions, a plurality of connecting portions and a plurality of slots. The tooth portions are separately formed from and assembled to the yoke portion. Each of the tooth portions... Agent: Denso Corporation

20120007465 - Electric machine having multidirectional skew: An electric machine includes a rotor rotatable about a central axis. The rotor includes at least one rotor element having a first element edge. A stator includes a stator face facing the rotor and a plurality of stator slots. Each stator slot has at least one stator slot edge located... Agent: Otis Elevator Company

20120007467 - Commutator: A commutator has a plurality of commutator segments fixed to an insulating support member. The commutator segments are formed by cold or hot forming a copper billet cut from a length of copper wire. Each billet has a volume approximately equal to the volume of one commutator segment. Each commutator... Agent:

20120007466 - Printed-circuit board and vibration motor having the same: The printed-circuit board according to the present invention includes a base member, and a clad metal part that is bonded to one side of the base member, wherein the clad metal part is etched to have an electrical pattern. The vibration motor according to the present invention includes a rotor... Agent: Samsung Electro-mechanics Co., Ltd.

20120007468 - Dynamically adjusting piezoelectric current sensors: Provided are various embodiments of an adjustment circuit, having a base layer and a piezoelectric layer juxtaposed relative to the base layer and including a first electrode such that when the piezoelectric layer is stressed a polarization charge appears between the base layer and one side of the piezoelectric layer... Agent: University Of California

20120007469 - Method and device for vibration harvesting via gasflow: A method and device for gasflow, e.g. airflow, energy harvesting is disclosed. In one aspect, the device includes a cavity resonator such as a Helmholtz resonator which has a membrane for converting gasflow in vibration. The device may further include a vibrational energy harvester for converting the converted vibration into... Agent: Stichting Imec Nederland

20120007470 - Piezoelectric generating apparatus: A piezoelectric generating apparatus includes a plurality of piezoelectric bodies arranged at intervals via a gap. Each of the plurality of piezoelectric bodies includes a fixed end and a free end. A first surface electrode is formed on one side of each of the plurality of piezoelectric bodies, and a... Agent: Fujitsu Limited

20120007471 - Thermal transfer and acoustic matching layers for ultrasound transducer: Ultrasound transducers and methods of making ultrasound transducers with improved thermal characteristics are provided. An ultrasound transducer can include: a backing, a piezoelectric element attached to the backing, a first matching layer attached to the piezoelectric element, and a second matching layer attached to the first matching layer. The first... Agent: General Electric Company

20120007472 - Thermal transfer and acoustic matching layers for ultrasound transducer: Ultrasound transducers and methods of making ultrasound transducers with improved thermal characteristics are provided. An ultrasound transducer includes a piezoelectric element defining a front side and a back side. The ultrasound transducer includes a lens connected to the front side of the piezoelectric element, a heat sink connected to the... Agent: General Electric Company

20120007473 - Piezoelectric generator unit using piezoelectric bimorph: Disclosed herein is a piezoelectric generator unit using a piezoelectric bimorph. The piezoelectric generator unit includes a cylindrical housing, a fly wheel rotated within the housing by external power and provided with plural protrusions arranged at a regular interval in the circumferential direction, a fluid ejection device transmitting power to... Agent: People & Environment Co., Ltd.

20120007474 - Piezoelectric/electrostrictive element and method of manufacturing the same: A piezoelectric/electrostrictive element with improved moisture resistance while having less degradation in its piezoelectric/electrostrictive properties and a method of manufacturing such a piezoelectric/electrostrictive element are provided. A laminated vibrator of a piezoelectric/electrostrictive element has a structure in which an electrode film, a piezoelectric/electrostrictive film, another electrode film, another piezoelectric/electrostrictive film,... Agent: Ngk Insulators, Ltd.

20120007475 - Construction element that operates with acoustic waves, and method for the manufacture thereof: A component that operates with acoustic waves includes a substrate including a piezoelectric material, a first electrode plane in which bottom electrode structures including an acoustically active bottom electrode are arranged directly on the substrate, and a top electrode arranged above the bottom electrode plane and which is electrically conductively... Agent: Epcos Ag

20120007477 - piezoelectric actuator and a method of manufacturing the same: A piezoelectric actuator including first and second piezoelectric cantilevers is disclosed. Wirings are provided on an upper surface of a support body on which the first and second piezoelectric cantilevers are formed. The wirings are formed of patterned metal films.... Agent:

20120007476 - Actuator element and input apparatus: An actuator element includes a first element unit configured to have one end being a fixed end and the other end being a free end and bends when voltage is applied, and a second element unit configured to have a shorter element length than the first element unit, have one... Agent: Alps Electric Co., Ltd.

01/05/2012 > 25 patent applications in 23 patent subcategories. recently filed with US Patent Office

20120001499 - Actuator: An actuator according to an embodiment includes support mechanisms that are disposed in plural places of an output shaft in a longitudinal direction and support the output shaft in a linear direction and a rotation direction, a motor portion that is disposed in a longitudinal direction of the output shaft... Agent: Kabushiki Kaisha Yaskawa Denki

20120001500 - Stepping motor: Disclosed herein is a stepping motor for a slim optical disk drive (ODD). A casing which protects and covers a stator of a motor part is divided into two casing parts, and a casing part adjacent to an end of a rotating shaft has at least two insert holes in... Agent:

20120001501 - 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

20120001502 - Multi-unit modular stackable switched reluctance motor system with parallely excited low reluctance circumferential magnetic flux loops for high torque density generation: The present invention is a apparatus of multi-unit modular stackable switched reluctance motor system with parallely excited low reluctance circumferential magnetic flux loops for high torque density generation. For maximized benefits and advanced motor features, the present invention takes full combined advantages of both SRM architecture and “Axial Flux” architecture... Agent:

20120001503 - Electric motor having heat pipes: An electric motor includes a rotor unit disposed rotatably in a motor housing. The rotor unit includes a rotor shaft rotatable relative to the motor housing about a central axis of the motor housing, a heat conductive seat mounted with a magnet member and in sleeved relationship to an intermediate... Agent:

20120001504 - Modes of cooling hybrid electric machines: A system and method for cooling an electric motor comprising a plurality of laminations defining a lamination stack, a coolant passage and a motor winding. Coolant is pumped into the coolant passage and forced along the entire length of the lamination stack. The coolant is then sprayed on the motor... Agent: Allison Transmission, Inc.

20120001505 - Electric machine: Electric machine, in particular an electric motor, which comprises a motor support, a stator, a rotor, a fan arranged at the face end of said motor and an electronics casing disposed adjacent to the motor support for electronic components to be arranged in wherein a face-end wall of the motor... Agent: Hanning Elektro-werke Gmbh & Co. Kg

20120001521 - In-wheel motor and electrically driven vehicle: The in-wheel motor of the present invention includes: a cylindrical coil body; a coil body support member fixed to a shaft; an outer yoke that is disposed on an outer circumferential side of the coil body, and is fixed to a wheel disk; a magnet fixed on an inner circumferential... Agent: Shicoh, Co., Ltd.

20120001523 - Low voltage high horsepower brushless motor assembly: A low voltage high horsepower brushless motor assembly including a plurality of axially aligned and interconnected stator module sections, a plurality of rotor modules mounted upon a common shaft corresponding to the plurality of stator module sections, and a single rotor position feedback encoder operating the motor, wherein each of... Agent: Powertec Industrial Motors, Inc.

20120001522 - Motor: A motor comprising a motor housing, a stator located within the motor housing, a rotor supported for rotation within the motor housing upon a rotor shaft, the rotor shaft being supported for rotation by bearings, and a sealing sleeve, wherein the sealing sleeve is of closed ended form and encircles... Agent: Goodrich Control Systems

20120001506 - commutation system for a dc motor: a housing; at least three collector segments connected to stator windings inside the housing; and a rotor assembly in the housing having brushes for connecting the collector segments, the brushes extending from the rotors parallel to the motor axis; wherein the brushes are attached to the rotors to rotate coaxially... Agent: Schlumberger Technology Corporation

20120001507 - System and method for actively controlling the thrust acting on a rotor: Embodiments of the present invention provide a method and system of actively controlling, in real-time, a thrust load experienced by a rotor. The rotor may have the form of a single or multi-part shaft, upon which rotatable components are mounted. Embodiments of the present invention incorporate electromagnets, which may be... Agent: General Electric Company

20120001508 - Permanent magnet electric machine and permanent magnet for an electric machine: The disclosure relates to an electric machine with a permanent magnet rotor, where permanent magnets have been fitted on an outer surface of a cylindrical rotor, and relates to a permanent magnet. The permanent magnets forming the electric machine's rotor pole are shaped so that the electric machine's air gap... Agent: Abb Oy

20120001509 - Motor and rotor: A motor including a stator and a rotor. The stator includes teeth and windings. Each tooth has a distal portion defined by a radially inward side of the stator. The rotor, which is arranged inward in the radial direction from the stator, includes a rotor core, magnets, and salient poles.... Agent: Asmo Co., Ltd.

20120001510 - Permanent magnet rotor: The permanent magnet rotor is capable of making tolerance of attaching a magnet cover great, applying no stress to structural elements of the rotor, preventing the magnet cover from being damaged under an environment where thermal expansion and thermal contraction are repeated in response to temperature variation, and preventing scatter... Agent: Shinano Kenshi Kabushiki Kaisha

20120001511 - Synchronous rotating electrical machine with permanent magnets and flux concentration: A synchronous rotating electrical machine is disclosed, of the type including a stator (10) and a rotor (11). The rotor is of the flux concentration type and includes a plurality of alternate North and South poles formed from permanent magnets (PM). The magnets are housed in slots (E1) arranged in... Agent:

20120001512 - Electric motor: An electrical machine comprising a stator (1) and a rotor (2) movable relative to the stator is provided. The stator (1) comprises a doubled number of notches (3) with respect to a pole pair number p of the rotor. This is combined with differing numbers (n1, n2) of turns per... Agent: Feaam Gmbh

20120001513 - Stator for electric machine: Disclosed is a stator for an electric machine. The stator is provided with a stator core, and first and second series of coils each formed into a predetermined shape. Each of the coils in the first series is provided with a pair of first coil ends which respectively protrude from... Agent: Kabushiki Kaisha Toyota Jidoshokki

20120001514 - Stator bar: A high voltage stator bar includes a substantially quadrangular conductive element made of a plurality of interwoven strands, and an electric insulation applied around the conductive element. The permittivity at the corners of the electric insulation decreases by less than 60% from an inner insulation zone facing the conductive element... Agent: Alstom Technology Ltd.

20120001515 - Stator for electric rotating machine: A stator includes an annular stator core that is comprised of a plurality of stator core segments, an outer ring that is fitted on the radially outer surfaces of the stator core segments so as to fasten them together, and a stator coil mounted on the stator core. Each of... Agent: Denso Corporation

20120001516 - Stator for electric rotating machine and method of manufacturing the same: A stator includes an annular stator core and a stator coil. In each of slots of the stator core, there are received a predetermined number of in-slot portions of the stator coil in alignment with each other in a radial direction of the stator core. Each of side surfaces of... Agent: Denso Corporation

20120001517 - Transportation of micrometer-sized object and extraction of mechanical work by constant electric field: A technique capable of making an object move and transporting it without generation of a current, and extracting mechanical work. As a result of diligent effort, the present inventors have found that by arranging two electrodes for generating an electric field for a dielectric body of a micrometer-size or the... Agent: Japan Science And Technology Agency

20120001518 - Mountable arm smart material actuator and energy harvesting apparatus: A smart material actuator comprising a mechanical amplifier with a fixed supporting member, at least one mountable actuating arm, and mechanical web having at least one compliant member attached to the mountable arm and a movable supporting member. A piezoelectric stack is affixed between a first mounting surface on the... Agent: Viking At, LLC

20120001519 - Vibration actuator: A vibration actuator includes a roller, a vibrating element having a contact portion that is in contact with the roller, a vibrator for vibrating the vibrating element, a pressing device for pressing the roller against the vibrating element, and a lubricator disposed close to the contact portion and in contact... Agent: Kabushiki Kaisha Toyota Jidoshokki

20120001520 - Actuator device and input apparatus: An actuator device includes an actuator having one end as a fixed end and the other end as a free end, and bendable when a voltage is applied; and a base member having a fixed section that fixes the fixed end of the actuator. A projecting section is provided at... Agent:

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