Electrical generator or motor structure inventions 10/09

20090243402 - Position measurement using magnetic fields: A position sensing system for positioning a linear motor that includes a stator and an armature having magnets, the armature moving relative to the stator along a path. A sensor determines a position of the armature based on measurements of a magnetic field generated by the magnets of the armature.... Agent: Bose Corporation C/o Donna Griffiths

20090243403 - Recoilless voice coil actuator and method: A recoilless voice coil actuator and method having flexures connected to both the magnet and the voice coil allowing independent movement of both the magnet and the voice coil in the direction of actuation. The stiffness or resistance to movement of the flexures is selected so that the natural frequencies... Agent: Young Basile

20090243404 - Vibrator, controlling method thereof and portable terminal provided with the same: In accordance with the present invention, a vibrator including a case; an elastic member installed inside the case and made of shape memory alloy of which physical properties are varied as power is applied from an outside of the case; a vibrating body elastically installed inside the case by the... Agent: Staas & Halsey LLP

20090243405 - Electric reciprocating motion device with spring motor: An electric reciprocating motion device includes a motor having a rotary shaft for outputting a reciprocating rotational power and a motion head coupling with the rotary shaft and being driven to move in a reciprocating motion along an axis of the rotary shaft and in a predetermined swing angle range.... Agent: David And Raymond Patent Firm

20090243406 - Electric machine assembly: An electrical rotary machine is provided comprising a first stator core section being substantially circular and including a plurality of teeth, a second stator core section being substantially circular and including a plurality of teeth, a coil arranged between the first and second circular stator core sections, and a rotor... Agent: Buchanan, Ingersoll & Rooney PC

20090243407 - Controller-integrated electric rotating machine: A power circuit unit (30) having switching elements (30a, 30b) for converting DC power to AC power for supplying the AC power to an electric rotating machine (2), a control circuit unit (32) for controlling the switching elements (30a, 30b) of the power circuit unit (30), and a rotational position... Agent: Sughrue Mion, PLLC

20090243443 - Drive unit: A drive unit includes a rotary electric machine; an inverter used to control the rotary electric machine and a capacitor that smooths a power supply voltage of the inverter; and a case housing the rotary electric machine. A control equipment housing space structured by an inverter housing space portion that... Agent: Oliff & Berridge, PLC

20090243409 - Conductive connecting member and electric motor: A conductive connecting member is connected to electric wire with insulating coating by a fusing process so that electric continuity therebetween is ensured. The conductive connecting member includes a connecting section and a groove portion. The connecting section is formed by being bent so as to have an inner surface... Agent: Arent Fox LLP

20090243408 - Motor with multiple bus rings: An aspect of the invention provides a motor that comprises: a stator including multiple motor coils; multiple bus rings configured to distribute currents of different phases to the motor coils; and a ring-shaped bus ring holder in which multiple holding grooves configured to hold the respective bus rings are formed,... Agent: Mots Law, PLLC

20090243410 - Vibration generator: A vibration generator has at least two groups of shafts, on which at least two groups of imbalances are disposed, and which are connected with at least one drive that rotates the shafts relative to one another, at different speeds of rotation, thereby achieving a directed advance. The operating direction... Agent: Collard & Roe, P.C.

20090243412 - Motor: A motor may include a bearing for supporting a rotation shaft, a bearing holder which is formed with a bearing holding hole on which the bearing is mounted, and a spring member which is mounted on an outer end face of the bearing holder for urging the bearing toward the... Agent: Cantor Colburn, LLP

20090243411 - Transmission systems of continuously variable transmission ratio: A transmission system with continuously variable transmission ratio includes an input shaft (2), an output shaft (4) and preferably also a differential gearset comprising at least three parallel shafts (2, 4, 12). The system also includes first and second motor/generators comprising first and second rotors (16, 32) and first and... Agent: Abelman, Frayne & Schwab

20090243413 - Robot drive with magnetic spindle bearings: A drive section for a substrate transport arm including a frame, at least one stator mounted within the frame, the stator including a first motor section and at least one stator bearing section and a coaxial spindle magnetically supported substantially without contact by the at least one stator bearing section,... Agent: Perman & Green, LLP

20090243414 - Magnetic motor: The present invention relates to the field of electric motors, and more particularly to a motor driven by permanent magnets. The magnetic motor of the invention comprises a main rotor and auxiliary rotors, as well as a plurality of novel magnetic barriers allowing the magnets to actuate only when the... Agent: Darby & Darby P.C.

20090243415 - Pole tooth with permanent magnet: Electrical machines with pole teeth which can be equipped with permanent magnets are intended to be capable of being produced more easily. For this purpose the invention provides for a cutout to be provided for each pole tooth, in which cutout magnet powder can be compressed. In a corresponding method... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090243416 - Electric motor: An electric motor having a stator and a mover is disclosed. The stator has excitation coils of three phases, and the mover is movable relative to the stator. The mover has an opposed surface facing the excitation coils. Field poles or protrusions are provided on the opposite surface. The field... Agent: Pearl Cohen Zedek Latzer, LLP

20090243417 - Single stage starter/generator with rotor quadrature ac excitation: When driven by a variable speed prime mover, a generator system provides relatively constant frequency AC power by independently controlling the main rotor flux rotational speed. The generator system includes an exciter stator that induces current in the exciter rotor windings at a desired frequency and phasing. The exciter rotor... Agent: Honeywell International Inc. Patent Services

20090243418 - Motor with neutral bus ring connecting multiple motor coils: A stator includes multiple motor coils. The motor coils include multiple U-phase coils, multiple V-phase coils and multiple W-phase coils which are arranged in a circumferential direction of a motor. A neutral bus ring connects the motor coils together. The neutral bus ring is divided into multiple bus ring members.... Agent: Mots Law, PLLC

20090243419 - Method of in slot tightness measuring of stator coil: A method for measuring a tangential tightness of a stator coil within an armature slot of a stator assembly in an electric generator. The stator coil is excited to produce a vibratory response therein. The vibratory response of the stator coil is detected and a frequency response function of the... Agent: Siemens Corporation Intellectual Property Department

20090243420 - Electric rotational motor: A rotational motor includes a stator formed by a core member including: a magnetic core portion extending in a radial direction of the rotational motor and formed into a fixed shape in every cross section thereof extending orthogonally relative to the radial direction, a coil wound around the magnetic core... Agent: Sughrue Mion, PLLC

20090243421 - Electric motor stator and permanent magnet-type electric motor using the same: An electric motor stator according to the present invention includes two resin insulation components, each resin insulation component including a long side portion, facing a side face of the teeth section, and two short side portions, extending from respective ends of the long side portion and facing respective end faces... Agent: Ditthavong Mori & Steiner, P.C.

20090243422 - Axial gap type motor: The axial gap type motor according to the present invention is provided with: a rotor and a first stator and a second stator, wherein the first and second stators includes an annular back yoke and a plurality of teeth which is provided on the annular back yoke at predetermined intervals... Agent: Arent Fox LLP

20090243423 - Rotating electric machine: In a rotating electric machine that is formed of a distribution winding motor with two slots per each pole and each phase, a stator core includes an air gap of a constant width dg1 between the leading end of a same-phase-intermediate tooth and the outer circumferential face of a rotor... Agent: Sughrue Mion, PLLC

20090243424 - Gap winding motor: A gap winding motor includes a stator and a rotor. The stator includes a stator core and air-core coils for generating a rotating magnetic field which are attached to an inner peripheral surface of the stator core. The rotor is disposed so as to face the stator with an air... Agent: Ditthavong Mori & Steiner, P.C.

20090243425 - Brush holder and method for manufacturing brush holder: A brush holder having brush holding portions and coil holding portions is disclosed. Each brush holding portion holds a brush such that the brush is slidable on a commutator attached to a rotary shaft. Each coil holding portion holds a choke coil electrically connected to one of the coils. The... Agent: Pearl Cohen Zedek Latzer, LLP

20090243426 - Electrostatic device for displacing an object: Electrostatic displacement devices (1) with high forces and high accelerations are provided by arranging the electrodes (31, 31a, 31b) such that an electric field is generated extending over an area equivalent to the surface area of the object (2) to be displaced. Preferably, higher voltages are applied to the electrodes... Agent: Philips Intellectual Property & Standards

20090243427 - Micro motor: The present invention relates to a micro motor including a hub, a rib structure, an inner ring, an outer ring and at least two micro actuators, in which a top edge of the hub is projected outwardly to form a top lid, a plurality of bumps are provided between the... Agent: Bacon & Thomas, PLLC

20090243428 - Nanoporous materials for use in the conversion of mechanical energy and/or thermal energy into electrical energy: The present invention generally relates to a method for using nanoporous materials to convert mechanical motion and/or heat into electrical energy. In one embodiment, the present invention relates to the conversion of mechanical energy to electrical energy by immersing a high surface area nanoporous electrode in an electrolyte such that... Agent: Roetzel And Andress

20090243429 - Operation apparatus: An operation apparatus includes a first electrode, and a second electrode including an electric field or magnetic field generating region, wherein the first electrode and the second electrode are so arranged that a center of the first electrode in a movement direction and a center of the electric field or... Agent: Ditthavong Mori & Steiner, P.C.

20090243430 - Surface acoustic wave element and communication device: An IDT electrode (3) on a piezoelectric substrate (2) has an electrode including first metal layers (31a, 31b) formed of titanium or a titanium alloy, or chromium or a chromium alloy and second metal layers (32a, 32b) formed of aluminum or an aluminum alloy, copper or a copper alloy, or... Agent: Hogan & Hartson L.L.P.

20090243432 - Movable table unit: A movable table unit provided here has a simple structure but can increase the precision of detecting the displacement of a movable table, and comprises a ring-shaped stationary base 1, a movable table 2 disposed inside the stationary base, spring members 3a to 3d interposed between the movable table and... Agent: Cozen O''connor

20090243431 - Piezoelectric element drive device, electronic apparatus, and method for controlling piezoelectric element drive frequency: A drive device for a piezoelectric element includes a transformer, a driver circuit, and a control circuit. The transformer has a primary side and a secondary side. The drive circuit causes the secondary side to generate a drive signal whose frequency varies in accordance with a control signal input to... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20090243433 - Apparatus, system and method for converting vibrational energy to electric potential: An apparatus, a system and a method convert vibrational energy to electric potential. The apparatus, the system and the method use vibrational energy to provide voltage to an electrical device. A piezoelectric element converts the vibrational energy to electric potential. The vibrational energy allows the electrical device to recharge a... Agent: Patents+tms, P.C.

20090243434 - Shock recognition system in a doorlock: An electromechanical motor, comprising a stator, including a drive unit and a frame portion, the frame portion holding the drive unit. The motor includes a shuttle adapted to be moved relative to the stator in a displacement direction, the shuttle movement being controlled by the drive unit and where the... Agent: Duane Morris LLP - Dc

20090243435 - Electromechanical motor: The invention relates to an electromechanical motor having a stator that has a drive unit and a frame component in which the drive unit is held, and a sliding element that is constructed such that, actuated by the drive unit, it performs a movement with respect to the stator in... Agent: Duane Morris LLP - Dc

20090243436 - Silicone rubber compositions comprising bismuth oxide and articles made therefrom: The present invention provides novel filled silicone compositions comprising a nano-particulate metal oxide filler selected from nano-particulate monoclinic alpha-phase bismuth oxide, nano-particulate erbium oxide, and mixtures thereof. The new composite compositions exhibit a combination of outstanding performance characteristics in both the cured and uncured states. Thus, the uncured formulations are... Agent: General Electric Company Global Research

20090243437 - Multilayered actuators having interdigital electrodes: The invention relates to a method for producing a monolithic multilayered actuator comprising a stack of thin active piezoceramic films with applied metallic inner electrodes which reciprocally lead from the stack and are electrically connected in parallel using outer electrodes.... Agent: Fulbright & Jaworski, LLP

20090243439 - Piezoelectric ceramic and piezoelectric element employing it: A piezoelectric ceramic 1 in a piezoelectric element 20 contains, as a major component, a composition containing one or more complex oxides with metal elements other than lead as constituent elements. At least one of the complex oxides includes an alkali metal and Nb as constituent elements. Also, either or... Agent: Drinker Biddle & Reath (dc)

20090243440 - Piezoelectric ceramic compositions and piezoelectric elements: A piezoelectric ceramic composition includes a main component represented by general formula {(Pb1-x-yCaxSry) {Ti1-z(Ni1/3Nb2/3)z}O3}, wherein 0≦x≦0.2 (preferably 0≦x≦0.15), 0≦y≦0.2 (preferably 0≦y≦0.1), 0.05≦x+y≦0.2, and 0.02≦z≦0.1. Furthermore, a Mn component is preferably present in an amount of 1.0 part by weight or less (excluding zero) (more preferably 0.05 to 1.0 part by... Agent: Dickstein Shapiro LLP

20090243438 - Piezoelectric material and piezoelectric element: A piezoelectric element includes a first electrode, a piezoelectric film disposed on the first electrode, and a second electrode disposed on the piezoelectric film. The piezoelectric film is composed of piezoelectric material that is lead free and formed by mixing 100(1−x)% of material A having a spontaneous polarization of 0.5... Agent: Harness, Dickey & Pierce, P.L.C

20090243441 - Piezoelectric component: The invention relates to a piezoelectric multiple-layer component with a base body, which comprises a stack of piezoelectric layers (5) lying one above the other and electrode layers (3, 4) lying in-between, wherein an electrically conductive contact element (1, 2), which comprises a porous material and which contacts the electrode... Agent: Fish & Richardson PC

20090243442 - Multilayered piezoelectric element and method of manufacturing the same: In a multilayered piezoelectric element, a side insulating film is accurately formed even on a thin multilayered structure. The element includes: a multilayered structure having a step formed on a side surface of the multilayered structure such that an end of an internal electrode is located on a convex portion... Agent: Sughrue Mion, PLLC