Electrical generator or motor structure patents - Monitor Patents
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Electrical generator or motor structure January USPTO class patent listing 01/07

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.
01/25/2007 > 30 patent applications in 26 patent subcategories.

20070018512 - Driving device: A driving device easy to manufacture. A slider formed of a soft magnetic material has spiral threads running along an axial direction of the slider. A stator formed of a soft magnetic material supports the slider movably along the axial direction. First and second coils fixed to the stator magnetize... Agent: Rossi, Kimms & Mcdowell LLP.

20070018511 - Linear displacement system for a driving simulator: A linear displacement system (10) for a base carriage (3) mounted so that it can be displaced freely on a flat floor surface (8) comprises a drive unit (12) for controlled pulling and/or pushing of the base carriage (3) relative to the floor surface (8) and a guide frame (11),... Agent: Stephan A. Pendorf, P.A.

20070018514 - Drive apparatus: A drive apparatus which is small in size, short in axial length, low in cost, and high in output. A stepping motor as the driving apparatus includes a first coil, a second coil, a magnet, and a rotor comprised of a core and a rotary shaft. First through fourth outer... Agent: Rossi, Kimms & Mcdowell LLP.

20070018513 - Electromagnetic actuator: The electromagnetic actuator includes a rotor (30) having multiple magnetic poles (Nr1, Nr2, Nr3, Nr4, Nr5, Sr1, Sr2, Sr3, Sr4, Sr5) on a circumferential surface (31) and a plurality of stators (10, 20) in an electromagnet form. The stator (10, 20) has a pair of magnetic poles (13, 14, 23,... Agent: Honigman Miller Schwartz & Cohn LLP

20070018515 - Air driven power generating device: An air-driven power generating device, comprising: an air-driven portion; a planar magnet, disposed on the air-driven portion and having a plurality of magnetic poles for generating an alternate magnetic field, the planar magnet being driven by the air-driven portion so as to change the alternate magnetic field; a planar coil,... Agent: Bruce H. Troxell

20070018516 - Internal thermal management for motor driven machinery: A motor driven assembly includes a motor having a motor shaft mounted for rotation about a rotational axis and a rotor radially located about the shaft. The motor drives a compressor that receives air from the motor, compresses the air, and circulates the compressed air to a space. The motor... Agent: Carlson, Gaskey & Olds, P.C.

20070018517 - Gearing drive unit comprising an electronics interface: Gear drive unit (10)—combinable with various plug-in modules (34, 82, 94, 110)—with an electric drive motor (12) featuring an armature shaft (16) and at least one housing part (18) accommodating the armature shaft (16) and an electronic interface (36) to accommodate various plug-in modules (34, 82, 94, 110), which can... Agent: Michael Best & Friedrich, LLP

20070018518 - Magnetic bearing: With an active magnetic bearing 1 there is a limit to the available rapidity of response to transient loadings upon a target or rotor 4. Thus, in accordance with the present invention, storage devices 25, 125, 225, 35 hold an electrical voltage VS significantly greater than the normal supply voltage... Agent: Oliff & Berridge, PLC

20070018519 - Fastener assembly: A fastener assembly includes a grommet, a dampening subassembly, and a pin. The pin is secured to the grommet and the dampening subassembly. The pin is configured to rotate between a locked position and an unlocked position with respect to the grommet. The pin secures to the grommet in the... Agent: Illinois Tool Works Inc.

20070018520 - Motor/generator to reduce cogging torque: The disclosure is directed to a motor/generator including a magnetic circuit that is created between a rotor and stator through a first air gap and a second air gap so that a magnetic field (magnetic flux) passes through two parts of the edges of multiple stator teeth parts. A first... Agent: Shumaker & Sieffert, P. A.

20070018521 - Electric pump: An electric pump includes a rotor including a magnet portion formed of a ring shaped structure and having a polar anisotropic ring magnet, and an impeller portion pressure-supplying a fluid and formed integrally with the magnet portion, and a stator rotating the rotor.... Agent: Darby & Darby P.C.

20070018522 - Brushless synchronous machine energized by permanent magnets with embedded magnets and with trapezoidal electromagnetic force characteristic: A brushless synchronous machine is energized by permanent magnets with a stator and a rotor. The rotor is supported within the stator to allow rotation. The rotor has a plurality of cutouts into which permanent magnets are embedded. An air gap is provided between the stator and the rotor. The... Agent: Baker Botts L.L.P. Patent Department

20070018523 - Electrical machine with magnetized rotor: An electrical machine comprises a stator and a rotor. The rotor is adapted to magnetically interact with the stator to promote rotation of the rotor about an axis. The rotor includes a rotor core and a plurality of magnetized arcs supported by the rotor core. The plurality of magnetized arcs... Agent: Michael Best & Friedrich, LLP

20070018524 - Electric machine and method of using electric machine: There is provided a method of using an electric machine. To generate torque, electricity is provided to stator coils on a plurality of salient poles of a stator arranged around a rotor having a plurality of salient poles to pull the rotor salient poles in the circumferential direction. To generate... Agent: Mazda North American Operations

20070018525 - Multi-phase fractional slot windings for electric machines having segmented bar-shaped windings: An electric machine comprises a stator core defining a plurality of slots. Multi-phase fractional slot windings are positioned in the slots of the stator core. The multi-phase winding include a first winding set comprised of a first plurality of conductors having a substantially rectangular cross-sectional shape and a second winding... Agent: Russell E. Fowler, Ii

20070018526 - Relay for sealed ac load and ag-base contact element material for use therein: A sealed relay for alternating current load is provided which has attained an excellent endurance against a resistance load comprising an alternating voltage of 80 V to 300 V and a rated current of 5 to 25 A, and particularly, a sealed relay for alternating current load is provided which... Agent: Rothwell, Figg, Ernst & Manbeck, P.C.

20070018527 - Stator assembly with cascaded winding and method of making same: A stator assembly for a dynamoelectric machine featuring a cascaded construction includes several conductors, each having a plurality of slot segments interconnected by plurality of end loop segments. The consecutive slot segments of a first conductor forms nearly all of a radially-outermost first layer of the stator winding, with the... Agent: Visteon

20070018528 - Rotary electric machine and electric wheelchair mounted with rotary electric machine: A rotary electric machine includes a stator including a plurality of teeth which are each wound up by a coil and a stator yoke core connecting the respective teeth, the teeth and the stator yoke core being integrally fixed by means of molding resin; and a rotor provided with magnets... Agent: Knobbe Martens Olson & Bear LLP

20070018529 - Rotary electric machine and electric wheelchair mounted with rotary electric machine: A rotary electric machine includes a stator including a plurality of teeth which are each wound up by a coil and a stator yoke core connecting the respective teeth, and a rotor provided with magnets disposed so as to oppose to the teeth, respectively, with a space therebetween. Each of... Agent: Knobbe Martens Olson & Bear LLP

20070018530 - Motor: A motor has a plurality of excitation coils, a commutator having a plurality of segments, a plurality of supply brushes and a short-circuit line. Each coil is connected to corresponding ones of the segments. The supply brushes include a plurality of supply brushes each having one of an anode and... Agent: Marsh, Fischmann & Breyfogle LLP

20070018531 - Brushless alternator: A brushless alternator includes: a rotor mounted on a shaft; a ring-shaped yoke which is opposed to the rotor via a very narrow radial clearance; a stepped portion provided on a side surface of an inner circumference of an axial end section of the yoke; a plate fixed to the... Agent: Sughrue Mion, PLLC

20070018532 - Method for making devices using ink jet printing: Methods for using ink-jet printing to deposit various layers of micro-structure devices are provided. A wide variety of micro-structures may be formed using these techniques including, for example, many forms of MEMs structures as well as other structures.... Agent: Honeywell International Inc.

20070018533 - Surface acoustic wave device: A SAW device comprises a single crystal piezo-electric strate (made, for example, of LiTaO3 or LiNbO3), and an interdigital transducer (IDT) formed of a material mainly containing Al and disposed on the piezo-electric substrate. The piezo-electric strate contains an additive (for example, Fe, Mn, Cu, Ti), and an orientation rotated... Agent: C. Irvin Mcclelland Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070018534 - Method and apparatus for monitoring and evaluating operation of a piezoelectric actuator: The invention relates to a method for the monitoring and evaluation of the operation of a piezoelectric actuator, wherein electrical discharging and charging processes of the actuator are monitored and the operation of the actuator is evaluated with reference to the time course of the discharging and charging processes. The... Agent: Delphi Technologies, Inc.

20070018535 - Control of a piezoelectric motor: A method for controlling a piezoelectric motor, such that control signals of the motor are periodic non-sinusoidal voltage signals.... Agent: Stmicroelectronics Inc. C/o Wolf, Greenfield & Sacks, PC

20070018536 - Boundary acoustic wave device and process for producing same: In a method for producing a boundary acoustic wave device that includes a first medium, a second medium, and a third medium laminated in that order, and electrodes disposed at the interface between the first medium and the second medium, the method includes the steps of preparing a laminate including... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20070018537 - Energy conversion systems utilizing parallel array of automatic switches and generators: Nanoelectromechanical systems utilizing nanometer-scale assemblies are provided that convert thermal energy into another form of energy that can be used to perform useful work at a macroscopic level. These systems may be used to, for example, produce useful quantities of electric or mechanical energy, heat or cool an external substance... Agent: Fish & NeaveIPGroup Ropes & Gray LLP

20070018538 - Film bulk acoustic resonator (fbar) with high thermal conductivity: The specification discloses embodiments of an apparatus comprising a film bulk acoustic resonator (FBAR) filter comprising a piezoelectric membrane having a portion thereof sandwiched between a first electrode and a second electrode, the piezoelectric membrane being suspended from at least two edges thereof, and a heat transfer layer placed on... Agent: Blakely Sokoloff Taylor & Zafman

20070018539 - Piezoelectric device: The present invention is to provide a low-cost piezoelectric device with a CSP structure, particularly, a surface acoustic wave device. Therefore, the invention is directed to a piezoelectric device which includes: a piezoelectric vibrator provided on one principal face thereof with at least an exciting electrode and a bonding pad... Agent: Koda & Androlia

20070018540 - Actuator, liquid droplet ejecting head, liquid droplet ejecting device, and method of manufacturing actuator: An actuator has: a piezoelectric body formed in a shape of a tube and having an inner side wall, which faces a hollow portion of the tube, and an outer side wall, which is structured at an outer side of the tube; a first electrode formed at the inner side... Agent: Fildes & Outland, P.C.

01/18/2007 > 34 patent applications in 26 patent subcategories.

20070013237 - Accurate microstepping motor: A stepper motor includes a rotor having equally spaced rotor teeth defining a full step angle, and a stator with stator poles wound with coils that can be driven in a series of phases so as to magnetically interact with the rotor to produce stepping motion. The stator poles have... Agent: Schneck & Schneck

20070013238 - Mesh connected electrical rotating machine with span changing: An electrical rotating apparatus is provided that has variable impedance. This is achieved by connecting one of the polyphase components of the apparatus in a mesh connection. The spanning value, L, of such a mesh connection may be varied by changing the harmonic content supplied by an inverter component. Also... Agent: Borealis Technical Limited

20070013239 - Spindle motor: Provided is a spindle motor. The spindle motor includes a rotor and a stator. The rotor includes a yoke and a flange formed to protrude from an outer perimeter of the yoke. The stator interacts with the rotor to rotate the rotor.... Agent: Birch Stewart Kolasch & Birch

20070013240 - Stator heat transfer device: According to one example, a motor including a fluid dynamic bearing system is provided. The motor includes a first stationary member and a second member disposed for relative rotation and a fluid dynamic bearing region disposed therebetween. A stator is disposed with the first member and includes a plurality of... Agent: Seagate Technology C/o Mofo Sf

20070013241 - Lamination stack cooling path: According to one embodiment, the present invention provides a motor having a stator core disposed in a motor frame. The stator core is formed of a plurality of substantially identical laminations. Each lamination of the stator core comprises at least one recessed section, which, in cooperation with the frame, defines... Agent: Susan Donahue Allen-bradley Company, L.L.C., Patent Dept.

20070013242 - Electrical fan: A electrical fan includes a frame (10) having a central tube (11), a bearing (30) received in the central tube, a stator (50) mounted around the central tube, and a rotor (70) being rotatably supported by a bearing in the stator. The frame defines an air inlet (19) and an... Agent: North America Intellectual Property Corporation

20070013243 - High current rotating exciter: A rotor for an exciter to be used to energise the field winding of a generator-rotor of a generator, the rotor defining an axis and including at least two conductor bars aligned substantially parallel to the axis. The bars are connected on their first axial end to one of a... Agent: Darby & Darby P.C.

20070013244 - Friction drive electrical power converter apparatus and process: Described is a process and apparatus that converts the power contained within a moving vehicle when maintaining a motion on a surface, such as a vehicle moving on a street, into electricity to be used directly or stored in batteries to power a load. The specific invention, described herein, is... Agent: Greenberg Traurig

20070013245 - Modular end bell construction for a submersible motor unit: An end-wall unit for a submersible motor unit and a submersible motor unit for use in driving a pump including a housing that extends along a longitudinal axis and defines an interior chamber, a stator at least partially enclosed by said housing within a stator chamber, a rotor rotatably supported... Agent: Roetzel And Andress

20070013247 - Cooling fan with damping structure supporting a shaft of the cooling fan: A cooling fan includes a fan frame (10) having a central tube (12) defining a central hole (120) therein, a bearing (30) received in the central hole and a rotor (20) being rotatable with respect to the stator. The rotor includes a rotary shaft (24). A top end (240) of... Agent: North America Intellectual Property Corporation

20070013248 - Electric machine with axial compensating element, actuator with an electric machine of this type as well as use of an electric machine of this type in a motor vehicle: The electric machine has a stator, a rotor with a rotor shaft and a bearing. One end of the rotor shaft is guided in the bearing which is inserted into a clamping nut in the axial direction. The clamping nut is fixed into a housing together with the bearing. The... Agent: Baker Botts L.L.P. Patent Department

20070013249 - Fluid dynamic bearing system: The invention relates to a fluid dynamic bearing system. It comprises a stationary part consisting of a cup-shaped housing and a bearing bush disposed therein, and a moving part consisting of an arrangement of a shaft and a hub rotatably accommodated in the bearing bush. The respective surfaces opposing each... Agent: Norman H. Zivin Cooper & Dunham LLP

20070013246 - Pivot joint structure for motor rotor: The invention relates to a pivot joint structure of the motor rotor including a spindle and a snap ring. The spindle is centrally disposed in the rotor and the end thereof near the urging part has a scoop channel with smaller outer diameter. The urging part has at least one... Agent: Bacon & Thomas, PLLC

20070013250 - 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: Mcdermott, Will & Emery (los Angeles Office)

20070013251 - Pdc motor-generator: A pulsating direct current (PDC) power machine (motor or generator) including a rotor of non-magnetic material with magnets circumferentially arranged on the rotor, the rotor being mounted on a shaft, and disc stator(s).... Agent: Gowling, Lafleur Henderson LLP

20070013252 - Commutator motor: A commutator motor includes a stator and a rotor, and the stator includes a stator yoke and a field magnet. The field magnet is fixed onto the inner peripheral surface of the substantially cylindrical stator yoke. The stator yoke is configured by coaxially stacking a plurality of plate-like annular bodies,... Agent: Mcguirewoods, LLP

20070013253 - Transverse flux electrical machine with segmented core stator: The invention relates to a transverse flux electrical machine, comprising a rotor and a stator. The rotor has magnets, angularly adjacent magnets having magnetic polarizations of opposite directions. The stator has a plurality of magnetic cores annularly disposed along the stator. Each core comprises a U-shaped part and a magnetic... Agent: Holland & Knight LLP Attn: Stefan V. Stein/IPDept.

20070013254 - Rotor of electric rotating machine and method and manufacturing the same: A rotor 1 of an AC generator for vehicle according to the invention in which a conductor 6 is wound around a spool 5 in multi-rows and multi-layers is characterized in that gaps between the conductors at least at the deep portion 22 out of the gaps between the conductors... Agent: Sughrue Mion, PLLC

20070013255 - Spindle motor: In a spindle motor in which teeth portions of a stator core formed by laminating magnetic plates are bent in order to increase the number of turns of the stator windings, a gap in the teeth portions between the magnetic plates is avoided and a precise attractive force adjustment becomes... Agent: Wenderoth, Lind & Ponack L.L.P.

20070013256 - Segmented stator with improved handling and winding characteristics: A stator segment for a stator assembly has a stack of substantially identical laminations and a containment structure receiving a portion of the stacked laminations. The containment structure includes a flexible hinge element.... Agent: Senniger Powers

20070013257 - Brush arrangement for an electric machine: A brush device for an electric machine having at least one brush and at least one element such as a helical, scroll, or plunger spring for pressing each brush against a rotating contact element, for example a commutator. In at least one further element for example a spring tab, counteracts... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20070013258 - Metal-graphite brush: A metal-graphite brush for supplying electricity to a coil wound around a core provided at a rotor of a motor includes a sintered material having pores at a surface of the sintered material and in the sintered material. The surface of the sintered material serves as a sliding surface sliding... Agent: C. Irvin Mcclelland Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070013259 - Rotary electric machine with stator outer surface designed to enhance heat dissipation: According to the present invention, a rotary electric machine includes a rotor with a rotary shaft, a stator surrounding an outer periphery of the rotor, and a frame supporting the rotor and the stator. Further, the stator has an outer surface at least part of which is exposed to outside... Agent: Oliff & Berridge, PLC

20070013260 - Commutator motor: A motor includes a rotor, a commutator, a brush, and a bias member. The commutator has a rectifying surface. The commutator rectifies an electric current supplied to the rotor through the rectifying surface. The rotor is rotated by being supplied with the electric current. The brush makes contact with the... Agent: Nixon & Vanderhye, PC

20070013262 - Vehicle-use tandem electric rotating machine: The vehicle-use tandem electric rotating machine includes a first stator-rotor pair, a second stator-rotor pair, and a controller individually controlling a first field current flowing into a first field coil of the first stator-rotor pair and a second field current flowing into a second field coil of the second stator-rotor... Agent: Oliff & Berridge, PLC

20070013261 - Vehicular tandem type rotary electric machine: A vehicular tandem type rotary electric machine is disclosed having first and second stator cores 23, 33 having first and second circumferentially spaced slots to s accommodate therein first and second stator coils 24, 34, respectively, and first and second Lundell type rotor cores 21, 31 supported on a common... Agent: Oliff & Berridge, PLC

20070013264 - Curved capacitive membrane ultrasound transducer array: CMUT elements are formed on a substrate. Electrical conductors are formed to interconnect between different portions of the substrate. The substrate is then separated into pieces while maintaining the electrical connections across the separation. Since the conductors are flexible, the separated substrate slabs may be positioned on a curved surface... Agent: Siemens Corporation Intellectual Property Department

20070013263 - Electrical isolation for ultrasound transducer stacks: One or more conductors within a transducer or element are anodized and/or electrochemically etched for electrical isolation. Anodization allows for simultaneous creation of many insulation layers on a selective basis. Electrochemical etching allows for simultaneous creation of many electrode gaps on a selective basis, which can be later filled with... Agent: Siemens Corporation Intellectual Property Department

20070013266 - Method of fabricating a polymer-based capacitive ultrasonic transducer: A method of fabricating a polymer-based capacitive ultrasonic transducer, which comprises the steps of: (a) providing a substrate; (b) forming a first conductor on the substrate; (c) coating a sacrificial layer on the substrate while covering the first conductor by the same; (d) etching the sacrificial layer for forming an... Agent: Bruce H. Troxell Suite 1404

20070013265 - Multiple movements harmonic frequency actuator system: A system having a harmonic frequency actuator system is provided including providing an actuator body, the actuator body having more than one set of fingers for generating a motion for a semi-rigid element, and attaching a high frequency actuator to the actuator body forming a harmonic frequency actuator to provide... Agent: Avago Technologies, Ltd.

20070013267 - Piezoelectric transformer drive method and drive circuit: A driving circuit is composed of a discontinuous rectangle wave oscillator and a lowpass filter. A discontinuous rectangle wave used herein is composed of voltages Vp, 0 and −Vp. Assuming one cycle is T, a discontinuous rectangle wave has such a configuration that a potential from a time 0 to... Agent: Greenblum & Bernstein, P.L.C

20070013268 - Piezoelectric electronic component, and production method therefor, and communication equipment: A piezoelectric electronic component for use in a cellular phone or the like and capable of achieving reductions in size and profile is provided. A piezoelectric element oscillating in response to application of an input signal and outputting an output signal corresponding to the oscillations is provided on a substrate.... Agent: Dickstein Shapiro LLP

20070013269 - Flexible micro-electro-mechanical transducer: A curved or bendable micro-electro-mechanical transducer (such as the cMUT) is disclosed. The transducer has a plurality of transducer elements built on a substrate. The substrate has a slot below every two neighboring device elements. Each slot is at least at least partially filled with a flexible material to allow... Agent: Zeming M. Gao 3law Techlaw Services

20070013270 - Piezoelectric vibrator: A piezoelectric vibrator having excellent shock resistance and high reliability is offered. The centers of first and second piezoelectric vibrating plates are supported by pillars on a main surface of an enclosure and nearly or substantially parallel to the main surface of the enclosure. Spacers having a Young's modulus of... Agent: Knobbe Martens Olson & Bear LLP

01/11/2007 > 34 patent applications in 26 patent subcategories.

20070007827 - Electromagnetic device for converting mechinal vibrational energy into electrical energy, and manufacture thereof: An electromagnetic generator comprising a multilayer assembly of a first layer carrying at least one magnet, a second layer carrying at least one coil, and a third layer carrying at least one magnet, the at least one magnet of the first and third layers being configured to define therebetween a... Agent: Sughrue Mion, PLLC

20070007828 - Scanner: A scanner has a rotor, and a stator disposed in the outside of the rotor. The rotor includes a shaft, and a permanent magnet mounted on the outer circumferential side of the shaft. The stator includes a casing, a yoke held in the inner circumferential side of the casing, and... Agent: Crowell & Moring LLP Intellectual Property Group

20070007829 - Electric machine with integrated power electronics and method for producing the bond of the dc bars with the dc contacts surfaces of the power semiconductor of the power electronics: The proposed electric machine with integrated power electronics is modularly constructed, it being possibly prefabricated and separately to install the parts stator carrier (2), control (10) for the power semiconductor DC+ (4), DC bars (5), power semiconductor (8), cooling duct (12) for power electronics and electric machine, stator (1) and... Agent: Davis & Bujold, P.l.l.c.

20070007830 - Electric machine for a transmission of a motor vehicle and device for cooling the electric machine: An electric machine for a transmission of a motor vehicle comprising one stator plate set (4) is connected to the transmission housing (5) and the electric machine is cooled by the transmission housing (5) and/or the transmission lubricant.... Agent: Davis & Bujold, P.l.l.c.

20070007831 - Computer cooler with light emitting arrangement: Provided is a cooler mounted in computer having a transparent case comprising a frame including a coil section including windings, a conductive first bearing on an upper center of the coil section, a conductive second bearing on a lower center of the coil section, and a rectification member electrically interconnected... Agent: Pro-techtor International Services

20070007833 - Control circuit device for motor, method for manufacturing the device, and motor having the device: A control circuit device for a motor is provided with a circuit board which has an electrically-conductive terminal for electrically connecting the motor with an exterior connector, a heat radiating unit which is connected with the circuit board to radiate heat generated by the circuit board. The heat radiating unit... Agent: Posz Law Group, PLC

20070007832 - Jig, method, and device for assembling coil: A wound coil assembling jig is used to determine the length of a lead wire disposed at an end of a wound coil disposed on a stator core, and comprises a base plate and a holding device. The base plate has a mounting face mounted to an end of the... Agent: Oliff & Berridge, PLC

20070007834 - Method of manufacturing stator unit, and motor using the stator: In manufacturing of the stator unit 2 according to one preferred embodiment of the present invention, a plurality of terminal pins are arranged in an axially spaced manner from a plurality of the coils during a twining process of the wires from the coils 232 to the terminal pins 241.... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20070007835 - Power generating systems: A power generating system includes a torque converter system receiving a rotational motion having a first torque from a source and producing a rotational output having a second torque different from the first torque, a transfer system having a first portion coupled to the rotational output of the torque converter... Agent: Morgan Lewis & Bockius LLP

20070007836 - Spindle motor: Provided is a spindle motor including a rotor, a stator, and a base. The rotor includes a rotor yoke, a magnet, and a rotating shaft. The stator is disposed correspondingly to the rotor and includes a core and coils. The base includes a base plate for supporting the stator. The... Agent: Birch Stewart Kolasch & Birch

20070007837 - Tandem rotary electric machine: A tandem rotary electric machine for vehicles is equipped with a primary rotary electric machine and a secondary rotary electric machine arranged in tandem mechanism, namely, of a dual stator-rotor pair mechanism. In the tandem rotary electric machine, a connection lead wire connects a stator coil wound on a stator... Agent: Oliff & Berridge, PLC

20070007838 - Small dc motor: A small DC motor includes: a motor frame including a cylindrical portion, the cylindrical portion having a constant thickness and having a cross section in a shape that includes four sides and connecting portions, each of the connecting portions connecting adjacent two of the four sides and being located inward... Agent: Foley And Lardner LLP Suite 500

20070007839 - Brushless generator having coreless assembly: A brushless generator has a high rotation speed, a high usage efficiency, no iron loss and a small mechanical loss while the electric power output of the generator is increased... Agent: Troxell Law Office PLLC

20070007840 - Centrifugal water pump having polar anisotropic magnetic ring: A centrifugal water pump comprises a rotor having a polar anisotropic magnetic element. Magnetic force lines are centrally distributed at the inner or outer surface of the polar anisotropic magnetic ring to obtain high magnetic flux density and shortest magnetic line path to increase output efficiency when the polar anisotropic... Agent: Birch Stewart Kolasch & Birch

20070007841 - Motor and disk drive: Motor having a rotor magnet, a stator and a bearing mechanism with vibrations and noises suppressed. The greatest common divisor of the number of the magnetic poles of the rotor magnet and the number of the teeth of the stator is larger than the number of drive phases for the... Agent: Judge & MurakamiIPAssociates

20070007842 - Self magnetizing motor and stator thereof: Provided are a self magnetizing motor and a stator thereof, the self magnetizing motor comprising: a rotor; a stator including a cavity formed in a center portion thereof to install the rotor therein, a plurality of induction slots and a plurality of exciter slots positioned with a certain interval therebetween... Agent: Greenblum & Bernstein, P.L.C

20070007843 - Rotary electric machine for vehicles: A rotary electric machine, such as a vehicular AC generator, comprises a rotor rotatably driven; and a stator having a stator iron core disposed to face the rotor and stator windings mounted at the stator iron core, the stator windings being composed of a plurality of electric conductors made from... Agent: Oliff & Berridge, PLC

20070007844 - Self-sustaining electric-power generator utilizing electrons of low inertial mass to magnify inductive energy: Electrical oscillations in a metallic “sending coil” radiate inductive photons toward one or more “energy-magnifying coils” comprised of a photoconductor or doped semiconductor coating a metallic conductor, or comprised of a superconductor. Electrons of low inertial mass in the energy-magnifying coil(s) receive from the sending coil a transverse force having... Agent: Klarquist Sparkman, LLP

20070007845 - Built-up commutator and micro-motor employing the same: This invention provides a built-up commutator which can effectively contribute to light weight and small size thereof due to decreasing the number of constitutional components and enhancing an assembling accuracy, and provides a micro-motor employing the built-up commutator. According to FIG. 1, a built-up commutator includes at least a supporting... Agent: Bruce L. Adams, Esq.

20070007846 - Brush holding device: The brush holding device includes a brush holder having a brush-housing chamber, and a holder plate to which the brush holder is attached. The holder plate is formed with a center hole at a center portion thereof, the center hole having a size allowing a commutator to path therethrough, and... Agent: Oliff & Berridge, PLC

20070007847 - Tandem rotary electric machine: A tandem rotary electric machine, to be applicable to various types of mobile bodies such as vehicles, is equipped with a primary rotary electric machine and a secondary rotary electric machine arranged in tandem mechanism. In the tandem rotary electric machine, heat energy generated by positive diodes and negative diodes... Agent: Oliff & Berridge, PLC

20070007848 - Fan unit using motor equipped with rotor united with fins: A fan unit comprises an electric rotary machine (e.g. electric motor) having a rotor and a fin structure unified with the rotor. The fan unit further comprises a rotation mechanism for rotating the rotor. The rotor is formed to have an opening at a central portion thereof in a direction... Agent: Harness, Dickey & Pierce, P.L.C

20070007849 - Small thin film-movable element, small thin film-movable element array and image forming apparatus: A small thin film-movable element is provided and includes: a movable portion supported elastically deformably and capable of being displaced bidirectionally in one direction and a direction reverse thereto; a first drive source for applying a physical acting force to the movable portion, in which the movable portion produces a... Agent: Sughrue Mion, PLLC

20070007850 - Apparatus and method capable of a high fundamental acoustic resonance frequency and a wide resonance-free frequency range: An embodiment of the present invention provides an apparatus capable of a high fundamental acoustic resonance frequency, comprising a substrate, a bottom electrode layer adjacent the substrate, a voltage tunable dielectric layer adjacent the bottom electrode layer, the voltage tunable dielectric layer including an active region, a top electrode adjacent... Agent: James S. Finn C/o William Tucker

20070007852 - Boundary acoustic wave device: A dielectric substance is laminated on one surface of a piezoelectric substance, and an IDT and reflectors are disposed as electrodes at a boundary between the piezoelectric substance and the dielectric substance, and the thickness of the electrodes is determined so that the acoustic velocity of the Stoneley wave is... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20070007851 - Bulk acoustic wave sensor: The invention describes a sensor comprising a substrate 1 and at least one resonator, said resonator is c mprised of an acoustic reflector 2, a piezoelectric layer 5, a first and a second elec ode 3, 4 placed on the same side of the piezoelectric layer 5, and a sensing... Agent: Philips Intellectual Property & Standards

20070007853 - Apparatus and method capable of a high fundamental acoustic resonance frequency and a wide resonance-free frequency range: An embodiment of the present invention provides an apparatus capable of a high fundamental acoustic resonance frequency, comprising a substrate, a bottom electrode layer adjacent the substrate, a voltage tunable dielectric layer adjacent the bottom electrode layer, the voltage tunable dielectric layer including an active region, a top electrode adjacent... Agent: James S. Finn C/o William Tucker

20070007854 - Ripple free tunable capacitor and method of operation and manufacture therefore: An embodiment of the present invention provides an apparatus, comprising a voltage tunable capacitor including a substrate, wherein a surface of the substrate opposite the voltage tunable capacitor is made physically rough such that reflections off a surface internal to the substrate are scattered and dissipated. The surface of the... Agent: James S. Finn C/o William Tucker

20070007855 - Power supply device and image forming apparatus using the power supply device: A power supply device generates an output voltage by driving a piezoelectric transformer using a frequency signal. The power supply device includes a comparison unit configured to compare an output voltage and a voltage setting signal that sets the output voltage, and a voltage control oscillation unit configured to generate... Agent: Canon U.s.a. Inc. Intellectual Property Division

20070007856 - Piezoelectric/electrostrictive device and method of producing the same: A piezoelectric/electrostrictive device includes a base 11 having a pair of movable parts 11a, 11b opposing each other and a connecting part 11c that connects movable parts 11a, 11b with each other at one end thereof as well as piezoelectric/electrostrictive elements 12a, 12b disposed on the side surfaces of movable... Agent: Burr & Brown

20070007857 - Generator: Within a power generating arrangement 1 it is typically necessary to provide a coupling with an electrical power distribution cable 5. Previously this was sometimes achieved through use of brush gear and slip rings but such arrangements are subject to regular replacement for wear, maintenance and also there is a... Agent: Manelli Denison & Selter

20070007860 - Actuator device, liquid-jet head and liquid-jet apparatus: An actuator device includes: a layer provided on a single crystal silicon (Si) substrate, and made of silicon dioxide (SiO2); at least one buffer layer provided on the layer made of silicon dioxide (SiO2); a base layer provided on the buffer layer, and made of lanthanum nickel oxide (LNO) having... Agent: Sughrue, Mion, PLLC

20070007858 - Microphone with adjustable properties: The invention concerns a microphone with a membrane. The membrane has a first side which is in fluid contact with the surroundings and a second side which is facing a back chamber, where a barometric relief opening or vent opening is provided between the back chamber and the surroundings. According... Agent: Dykema Gossett PLLC

20070007859 - Piezoactuator: The invention relates to a piezoactuator for miniaturized pumps, atomizers, valves or the like. The piezoactuator comprises a piezoceramic disk (1) and a pressure disk (2) coupled to the piezoceramic disk. Said pressure disk is linked on its rim (18) with a substrate (3) in a fluid-tight manner and can... Agent: Friedrich Kueffner

20070007861 - Pressure wave piezoelectric sensor: A sensing device and method. The device includes a first element and a second element. Each of the elements includes a first electrode, and a second electrode, and a piezoelectric layer between and connected to the first and second electrode. The first electrode, second electrode and piezoelectric layer of each... Agent: Mark R Kendrick Pillsbury Winthrop Shaw Pittman

20070007862 - Ultrasonic vibrator and ultrasonic flowmeter employing the same: A difference in the thermal expansion coefficient between a casing and a piezoelectric body is adapted to be reduced by making an adhesive expand and contract, and this can prevent the separation of connection between the casing and the piezoelectric body and the damage of the piezoelectric body. As a... Agent: Wenderoth, Lind & Ponack L.L.P.

20070007863 - Drilled multi-layer ultrasound transducer array: Vias are formed on each of a plurality of layers of transducer material prior to stacking. Using a desired electrode pattern or removal of strips, pairs of electrodes associated with each layer of transducer material are provided in a coplanar structure on each side of the layer. The smaller of... Agent: Siemens Corporation Intellectual Property Department

20070007864 - Piezoelectric vibration element and piezoelectric device: A piezoelectric vibration element having a favorable drive level characteristic for miniaturization, and a piezoelectric oscillator. The piezoelectric vibration element includes a base made of a piezoelectric material, a plurality of vibration arms extended from the base, a long groove formed along a longitudinal direction of a main surface of... Agent: Harness, Dickey & Pierce, P.L.C

01/04/2007 > 34 patent applications in 26 patent subcategories.
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