Electrical generator or motor structure patents - Monitor Patents
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Electrical generator or motor structure March listing by industry category 03/09

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.
03/26/2009 > patent applications in patent subcategories.

20090079275 - Actuator: An actuator in which, when a supporting shaft, where a mirror (control object) is provided, is tilted by receiving an electromagnetic force of a magnetic driving mechanism, small balls of a supporting mechanism move in an axial direction in a space provided between an outer base and an inner ring... Agent: Brinks Hofer Gilson & Lione

20090079276 - Linear drive device: A cup-shaped sleeve is made mainly of a resin and has an end where a plurality of pieces of a permanent magnet are insert-molded. An auxiliary ring made mainly of a resin is provided along an inner peripheral surface of the cup-shaped sleeve other than an inner peripheral surface thereof... Agent: Birch Stewart Kolasch & Birch

20090079277 - Cylindrical coil and cylindrical micromotor using the same: In a cylindrical coil, a plurality of layers of coil patterns formed by filling the coil pattern grooves formed on a cylindrical substrate with a conductor and a plurality of insulating layers coating the cylindrical substrate are formed, the layers of coil patterns are electrically interconnected to each other by... Agent: Studebaker & Brackett PC

20090079278 - Segmented motor cooling jacket: A cooling jacket for an electric motor includes a plurality of jacket portions that are attached to each other to surround a motor stator. Each jacket portion is an extruded component that includes an outer peripheral wall and an inner peripheral wall spaced inwardly from the outer peripheral wall to... Agent: Carlson, Gaskey & Olds, P.C.

20090079279 - Water cooled stator for a direct drive torque motor: A water cooled stator for a direct drive torque motor comprises a stator base, silicon steel sheets, coils, sealing glue and a water cooled sealing tube. A helical water groove is defined in the outer surface of the stator base. The silicon steel sheets and coils are fixed in the... Agent: Dr. Banger Shia

20090079303 - Cooling fan: A cooling fan includes a fan housing (10) having a central tube (102) extending upwardly therefrom, a bearing (40) received in the central tube, a stator (20) mounted around the central tube, a rotor (30), and a cover (50). The bearing defines a bearing hole (47) therein. The rotor includes... Agent: PCe Industry, Inc. Att. Steven Reiss

20090079281 - Electric motor: The present invention relates to an electric motor (1) with a stator (4) with a wiring device (28) for stator windings, with control electronics (10) arranged in an electronics housing (8) and a connecting device (32), which is arranged in the region of the electronics housing (8), for external connecting... Agent: Brinks Hofer Gilson & Lione/ann Arbor

20090079280 - Motor apparatus: A motor apparatus 1 has a brushless motor 2 and a control unit 3 that is directly connected to a bracket 14 of the brushless motor 2. An attaching section 20 is formed on the bracket 14. A power-supply connection port 27 and a connection port for sending a signal... Agent: Kenyon & Kenyon LLP

20090079282 - Vibration motor: A vibration motor having a vibration motor main body 10 provided with a motor shaft 12 projected from a motor case 11, an eccentric weight 20 being attached to the motor shaft; a metal holder frame 30 having a tubular shape and being provided with a flat bottom part 31... Agent: Kratz, Quintos & Hanson, LLP

20090079283 - Fluid dynamic bearing motor with a lubricated contact surface: A fluid dynamic bearing motor is provided having relatively rotatable facing surfaces that are reliably lubricated. A radial gap is defined between the relatively rotatable facing surfaces, wherein a first axial end of a fluid dynamic bearing has a larger radial gap as compared to a central region of the... Agent: Wax Law Group

20090079284 - Hybrid magnetic bearing: In a hybrid magnetic bearing, the electromagnet has a core wound with a control coil and has a main pole and a commutating pole with a commutating pole permanent magnet provided approximately parallel to each other at predetermined intervals in a protruding condition radially or axially to the rotor. In... Agent: Schwegman, Lundberg & Woessner, P.A.

20090079285 - Alternator with rotor for vehicle: An alternator has a rotor rotated on its own axis to generate electric power in a stator. The rotor has pole cores with claw portions arranged along the circumferential direction, and a holder unit is disposed between two adjacent claw portions in each pair. Each holder unit has a magnet... Agent: Oliff & Berridge, PLC

20090079286 - Apparatus for driving drum of washing machine: A radial core type double rotor brushless direct-current motor is provided in which a double rotor structure is employed with inner and outer rotors which are doubly disposed and thus a stator core is completely divided. The motor includes a rotational shaft which is rotatably mounted on a housing of... Agent: Rosenberg, Klein & Lee

20090079287 - Rotor: A rotor is provided with a rotor core, a magnet inserted into the rotor core and a filling portion arranged in a space between the rotor core and the magnet. The space between the rotor core and a radially outer side surface of the magnet has a uniform width in... Agent: Kenyon & Kenyon LLP

20090079288 - Motor winding bobbin and terminal structure thereof: A motor winding bobbin and terminal structure there are disclosed. The terminal structure includes a fixing portion and at least one positioning portion. The fixing portion is disposed at one end of the terminal structure and has at least one fixing pattern. The fixing portion is connected with a connecting... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090079289 - System and method with a rotor having parallel sided rotor bars: The present invention relates generally to motor rotors. More particularly, the invention encompasses a motor rotor having at least one rotor bar. The invention also includes a system and method with a rotor having parallel sided rotor bars. The rotor bar preferably has a core and at least one layer... Agent: Siemens Corporation Intellectual Property Department

20090079291 - Interphase insulating sheet of rotating electric machine, method for manufacturing interphase insulating sheet, and electric compressor: An interphase insulating sheet of a rotating electric machine is disclosed. The interphase insulating sheet includes a first insulating portion arranged between first coil ends of two different phases, a second insulating portion arranged between second coil ends of two different phases, and bridge pieces inserted in slots. The first... Agent: Knoble, Yoshida & Dunleavy

20090079292 - Interphase insulating sheet of rotating electric machine, method for manufacturing interphase insulating sheet, and electric compressor: An interphase insulating sheet of rotating electric machine is disclosed The interphase insulating sheet includes a first insulating portion, a second insulating portion, and at least one bridge piece. The first insulating portion includes at least one first coupling aid integrally provided with the first insulating portion to extend from... Agent: Knoble, Yoshida & Dunleavy

20090079290 - Method for spacing electrical conductors and related devices: A method of spacing a plurality of electrical conductors for carrying electrical current in an electrical machine may include positioning between the electrical conductors an uncured spacer body. The uncured spacer body may include a curable material, and an activatable heat generating material mixed with the curable material. The method... Agent: Siemens Corporation Intellectual Property Department

20090079293 - Claw pole type motor and pump: A claw pole type motor includes a rotor having a magnet arranged on an outer circumferential surface thereof and a stator including an annular iron core and an annular coil received within the iron core. The iron core includes a yoke portion opened in an inner circumferential surface opposite to... Agent: Bacon & Thomas, PLLC

20090079294 - Vehicle a.c. generator: A vehicle A.C. generator has a rotor. The rotor has a pair of pole cores and magnet holders. Each pole core has a plurality of claw-like magnet poles. Each magnet holder contains a permanent magnet and placed between the adjacent claw-like magnet poles in order to prevent leakage flux. The... Agent: Oliff & Berridge, PLC

20090079296 - Electrostatic actuator: When a mover during moving is displaced in a direction (X2 direction) perpendicular to a moving direction, between a deformation pattern portion formed in stator-side electrodes of a stator and a deformation pattern portion formed in mover-side electrodes of the mover, a restoring force trying to return the mover toward... Agent: Brinks Hofer Gilson & Lione

20090079295 - Electrostatic generator: An electrostatic generator includes a substrate, an electrode formed on or in a surface of the substrate, an electret film provided so as to be opposed to the electrode and an insulating film on an electrode side formed on a surface of the electrode on a side opposed to the... Agent: Ditthavong Mori & Steiner, P.C.

20090079297 - Monolithic thermionic converter: A thermionic converter is disclosed comprising a single or multiple hot (emitter) and cold (collector) electrodes mounted side-by-side on a single substrate and a static electromagnetic for guiding electrodes from the emitter to the collector. The thermal path between emitter and collector electrodes is interrupted by cuts or trenches, and... Agent: Borealis Technical Limited

20090079298 - Multi-cantilever mems sensor, manufacturing method thereof, sound source localization apparatus using the multi-cantilever mems sensor, sound source localization method using the sound source localization apparatus: Disclosed herein is a multi-cantilever MEMS sensor functioning as a mechanical sensor having a plurality of cantilevers, replacing a conventional DSP based sound source localization algorithm and reducing production cost when the MEMES sensor applied to mass-produced robots, a manufacturing method thereof, a sound source localization apparatus using the multi-cantilever... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.A.

20090079299 - Aperture synthesis using cmuts: An ultrasound imaging system may use a capacitive membrane or electrostrictive ultrasound transducer to realize isotropic volumetric imaging with bias-line element selection and a variety of aperture synthesis techniques. Two dimensional beam formation may be performed by using a beamformer to focus along one dimension, and then perform a second... Agent: Siemens Corporation Intellectual Property Department

20090079300 - Ultrasonic device with a disk-shaped resonator: The present invention refers to an ultrasonic device comprising an ultrasound transducer; and a disk-shaped metallic low-frequency ultrasound (NFLUS) resonator being mechanically connected with the ultrasound transducer on one side of the resonator; a container with an opening on its bottom side and being arranged on the other side of... Agent: Norris, Mclaughlin & Marcus, P.A.

20090079301 - Three-dimensional stack-type piezo element and piezoelectric actuator having such a stack-type piezo element: A three-dimensional stack-type piezo element has at least one surface that is shaped perpendicular to layer planes of the stack, so that, at least in sections, it is not parallel to a stacking direction of the piezo element.... Agent: Crowell & Moring LLP Intellectual Property Group

20090079302 - Methods of contacting the top layer of a baw resonator: Methods of contacting the top layer in a BAW device by depositing a metal layer over the BAW device, patterning the metal layer so that the metal layer extends over and contacts the top electrode layer of the BAW device only at a plurality of spaced apart locations adjacent the... Agent: Maxim/blakely

03/19/2009 > patent applications in patent subcategories.

20090072632 - Magnetohydrodynamic engergy conversion device using solar radiation as an energy source: A magnetohydrodynamic energy conversion device has a tungsten housing containing a working fluid and a conduit leading from and reentering the housing under pressure developed by heating the fluid with by an optical concentrator which directs rays from the sun at the housing. A voltage is developed across electrodes spaced... Agent: Levine & Mandelbaum

20090072634 - Electrical machine: The invention relates to an electrical machine (1, 110), which is in particular a synchronous machine, which has a primary part (3, 130) and a secondary part (5, 120), wherein the primary part (3, 130) has a) a first means (9) for producing a first magnetic field and b) a... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090072633 - High performance linear motor and magnet assembly therefor: A magnet assembly includes a back iron and an array of magnets. The back iron is in the form of a plate having opposed surfaces. The magnets are arranged along one of the surfaces, with the other surface being dimensioned and configured according to the magnetic field distribution associated with... Agent: Amin Turocy & Calvin, LLP Attention: Heather Holmes

20090072635 - Linear motor geometry for use with persistent current magnets: An electrically powered launcher is disclosed that can accelerate small payloads to orbital velocities. The invention uses a novel geometry to overcome limitations of other design, and allows full exploitation of existing superconducting materials.... Agent: Robert W Strozier, P.l.l.c

20090072636 - Adjustable mid air gap magnetic latching solenoid: A magnetic latching solenoid comprises a housing, a moveable magnetically permeable member, a stationary magnetic assembly, a counter flux generator; and, a spring. A substantially equal extent of the moveable magnetically permeable member and stationary magnetic assembly along results in an air gap interface being essentially mid-way between the opposite... Agent: Nixon & Vanderhye, PC

20090072637 - Airflow generator: The airflow generator includes a plate having a pivot and a swinging end. The invention also includes a first magnetic induced portion assembled nearby the pivot opposite to a second magnetic induced portion. With magnetic induced change, the first and second magnetic induced portions generate magnetic attraction or repulsion to... Agent: Egbert Law Offices

20090072638 - Brushless motor: A brushless motor includes a motor drive unit, a circuit board arranged to drive the motor drive unit having through holes formed in the upper surface and the lower surface; and a motor attachment plate including a plate-shaped base portion and plate-shaped fixing portions to fix the circuit board in... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20090072639 - Segmented composite rotor: A composite rotor for an axial airgap, permanent magnet dynamoelectric machine comprises a plurality of magnet subassemblies adhesively bonded together to form the rotor. Each magnet subassembly comprises a rotor permanent magnet and an optional spacer. A fibrous belt is wrapped around the periphery of each subassembly to provide high... Agent: Ernest D. Buff Ernest D. Buff And Associates, LLC.

20090072675 - Pulse motor: A pulse motor includes: a first iron core having a plurality of iron core teeth; a second iron core having a plurality of iron core teeth, the second iron core being arranged to oppose to the first iron core through an air gap; and commutating pole teeth formed between the... Agent: Sughrue-265550

20090072676 - Rotating electric machine having switched or variable reluctance with flux transverse to the axis of rotation: An electric machine, such as a switched reluctance motor (SRM), having one or more transverse flux axes is described. The rotor and stator of the electric machine have more than one phase, not necessarily of even number. Flux guidance regions within the stator are angularly and spatially located such that... Agent: Luedeka, Neely & Graham, P.C.

20090072674 - Stepping motor: A stepping motor has stators arranged at both end sides in the direction of a shaft of a rotor magnet, each of the stators includes inner and outer yokes having pole teeth opposed to the outer peripheral surface of the rotor magnet, at least the outer yoke among the inner... Agent: Foley And Lardner LLP Suite 500

20090072640 - Axial gap-type electric motor: An electric motor includes a stator, at least one rotor, an output shaft engaged with the at least one rotor, and a contact area changing device configured to change an area of contact between the at least one rotor and the output shaft, wherein the area of contact between the... Agent: Osha Liang L.L.P.

20090072641 - Generator having a cooling flow bifurcation member and method for controlling a cooling flow: A cooling flow bifurcation member is positioned in an outside radial flow passage of a generator between an end portion of a stator core and a stator flange. The flow bifurcation member includes a main body portion having a tapered surface that transforms a first flow having a first velocity... Agent: Cantor Colburn, LLP

20090072677 - Motor driving apparatus: In a motor driving apparatus, an incline of boundary lines of magnetic poles with respect to a rotating shaft of a rotor and an incline in a movable direction of a magnetic detection unit with respect to the rotating shaft of the rotor are different.... Agent: Canon U.s.a. Inc. Intellectual Property Division

20090072643 - Bearing unit, motor using the bearing unit, and electronic equipment using the motor: Disclosed herein is a bearing unit including a shaft; a radial bearing for supporting the outer circumferential surface of the shaft; a housing for accommodating the radial bearing, the housing having an open end from which the shaft is inserted and a closed end opposite to the open end in... Agent: Sonnenschein Nath & Rosenthal LLP

20090072642 - Spindle motor and disk drive device using the same: A spindle motor and a disk drive device are provided that has a high operation efficiency of the motor, that does not leak oil, and that has an improved stability by decreasing a runout component in the direction of the rotation axis. The spindle motor includes rotor hub (20) composed... Agent: Wenderoth, Lind & Ponack L.L.P.

20090072644 - Thrust magnetic bearing system: A thrust magnetic bearing system separates magnetic circuits of electromagnets from those of permanent magnets so that each permanent magnet produces a bias magnetic field while each electromagnet functions only to control the position of a rotating body, thereby achieving desired displacement and current stiffness without flowing a bias current... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090072645 - Composite electromechanical machines with gear mechanism: Embodiments of the present invention include a composite electromechanical machine which can operate as a motor or a generator (including dynamo or alternator). In an aspect, the present composite electromechanical machine comprises at least two rotating elements (rotor) and one stationary element (stator) where the two rotating elements are coupled... Agent: Tue Nguyen

20090072646 - Spindle motor: A spindle motor is provided. The spindle motor includes a base, a bearing housing, a bearing, a rotation shaft, a stator, a bushing, and a rotor. The bearing housing is installed on the base. The bearing is fixed inside the bearing housing. The rotation shaft is installed to be supported... Agent: Saliwanchik Lloyd & Saliwanchik A Professional Association

20090072647 - Electric rotating machine and automobile equipped with it: An electric rotating machine includes a stator having a stator core provided with a teeth unit and a coil wound around each tooth in the teeth unit in a concentrated fashion and a rotor rotatably supported with air gap against the teeth unit of the stator, the rotor having a... Agent: Crowell & Moring LLP Intellectual Property Group

20090072648 - Outward turning motor rotor for a ceiling fan: An outward turning motor rotor for a ceiling fan includes a stator and a rotor positioned around the outer circumference of the stator. The rotor contains a circular-case base having its circumference disposed with a circumferential wall having plural permanent magnets equidistantly and annularly secured thereon. Each permanent magnet has... Agent: Sinorica, LLC

20090072649 - Brushless electric motor: The invention relates to a brushless electric motor, comprising a stator and an armature with armature teeth and permanent magnets in accumulative order, the armature being made from a laminated core with grooves and the armature teeth and grooves have a particular embodiment. The commutation time for the phase windings... Agent: Norris, Mclaughlin & Marcus

20090072650 - Motor: A motor includes a stator with an annular stator yoke, a stator core having a plurality of inner and outer teeth projecting from the stator yoke toward inside and outside respectively, a plurality of coils wound on the stator core, and an inner rotor and an outer rotor confronting the... Agent: Ratnerprestia

20090072651 - Slotless winding for rotating electric machine and manufacturing method thereof: The present invention relates to a slotless winding for a rotating electric machine and a manufacturing method thereof. The slotless winding includes at least one flexible printed circuit board having at least one circuit, and one piece of flexible printed circuit board(s) is curved or a plurality of pieces of... Agent: Volentine & Whitt PLLC

20090072652 - Electric rotating machine: The electric rotating machine includes a rotor around which a field coil is wound, and a stator including a stator core around which an armature winding is wound. The armature winding includes a first three-phase winding whose phase coils are delta-connected to form a delta winding, and a second three-phase... Agent: Oliff & Berridge, PLC

20090072653 - Stator structure of rotary electric machine and method of manufacturing the same: A stator of rotary electric machine includes a plurality of winding bodies of a concentrated winding type in which two conductive wires are wound in rows. Assuming that the number of conductive wires supplied to each winding body is P, the number of slots (winding bodies) of the entire stator... Agent: Oliff & Berridge, PLC

20090072654 - Coil insulator, armature coil insulated by the coil insulator and electrical rotating machine having the armature coil: A coil insulator of an electrical rotating machine used as a main insulator for insulating a bundle of conductors formed of a plurality of insulated wires to form an armature coil provided in a slot of a rotor core or a stator core of an electrical rotating machine, wherein the... Agent: Christensen, O'connor, Johnson, Kindness, PLLC

20090072655 - Dynamo-electric machine: A first laminate layer block having a bolt fixing unit laminated/fixed by caulking a plurality of steel plates having lug metals protruding diametrically and a second laminate layer block laminated/fixed by caulking a plurality of steel plates not having lug metals are rolled and laminate on part of a steel... Agent: Sughrue Mion, PLLC

20090072656 - Four-pole electric motor drive with hammer brush holder system: The invention relates to a four-pole electric motor drive which has a stator and a rotor. The rotor contains a rotor shaft, a laminated rotor core containing rotor teeth, and a commutator fitted with segments. Furthermore, the drive has a hammer brush holder system which has a frame, brush support... Agent: Manelli Denison & Selter

20090072657 - Electric motor and fuel pump having the same: A permanent magnet has magnetic poles being circumferentially different from each other. An armature is rotatable at a radially inside of the permanent magnet and has a laminated core and a coil. The laminated core includes magnetic plates laminated in an axial direction so as to interpose an insulating layer.... Agent: Nixon & Vanderhye, PC

20090072658 - Dielectric composite and a method of manufacturing a dielectric composite: A composite for a transducer facilitates an increased actuation force as compared to similar prior art composites for transducers. In accordance with the present invention, the composite also facilitates increased compliance of the transducer in one direction and an improved reaction time as compared to similar prior art composites for... Agent: Mccormick, Paulding & Huber LLP

20090072659 - Surface acoustic wave device: c

20090072660 - Slider that utilizes surface acoustic waves: An apparatus includes a slider having a projection extending therefrom wherein the projection includes a transducer formed thereon. The apparatus also includes a surface acoustic wave generator positioned to direct a surface acoustic wave toward the projection. The transducer may be structured and arranged for performing a data storage read... Agent: Pietragallo Gordon Alfano Bosick & Raspanti, LLP

20090072662 - Electronic device and circuit for providing tactile feedback: A circuit (800) for controlling at least one piezoelectric actuator (142) includes a piezoelectric drive circuit (802) that generates unidirectional voltage drive signal, also referred to as Vout, at node (804). The piezoelectric actuator drive circuit (802) includes a boost switcher circuit or charging circuit (806), a buck switcher circuit... Agent: Motorola Inc. C/o Vedder Price P.C.

20090072661 - Tire with electric power generation device: The invention provides a tire with an electric power generation device for supplying sufficient electric power which has a simple and small-sized construction. An electric power generation device for converting strain occurring in a tire into electric energy includes at least one electric power generation element and a device body.... Agent: Knobbe Martens Olson & Bear LLP

20090072663 - Single-resonator dual-frequency lateral-extension mode piezoelectric oscillators, and operating methods thereof: Oscillators include a resonator having first and second electrodes and configured to resonate at a first frequency at which the first and second electrodes carry in-phase signals and at a second frequency at which the first and second electrodes carry out-of-phase signals. A driver circuit is configured to selectively sustain... Agent: Myers Bigel Sibley & Sajovec

20090072664 - Driving apparatus: A driving apparatus comprises: an electromechanical conversion element that expands or contracts along an expanding and contracting direction; a driving member attached to one end of the electromechanical conversion element in the expanding and contracting direction; a driven body frictionally engaged with the driving member; and a printed circuit board... Agent: Birch Stewart Kolasch & Birch

20090072665 - Ultrasonic actuator: An ultrasonic actuator includes: a piezoelectric element 10 for generating various kinds of vibrations having different vibration directions; a driver element provided on the piezoelectric element 10 and actuated in accordance with the vibration of the piezoelectric element 10 to output driving force toward a certain driving direction; feeding electrodes... Agent: Mcdermott Will & Emery LLP

20090072666 - Ultrasonic actuator: It is an object to provide a small ultrasonic actuator whose voltage control is easy. The ultrasonic actuator acts on a rotatable rotor to rotate the rotor, the ultrasonic actuator includes: a plate vibrator having one end which contacts the rotor, a corner portion bent at a midpoint in the... Agent: Birch Stewart Kolasch & Birch

20090072667 - Piezoelectric/electrostrictive film element: A piezoelectric/electrostrictive film element 10 includes a substrate 11, a lower electrode 12, a piezoelectric/electrostrictive film 15, and an upper electrode 16. The substrate 11 has a thin-walled diaphragm portion 11a, and a thick portion 11b formed around the thin-walled diaphragm portion 11a. The lower electrode 12 is formed on... Agent: Burr & Brown

20090072668 - Method and apparatus for optimized dematching layer assembly in an ultrasound transducer: A method for manufacturing an acoustical stack for use within an ultrasound transducer comprises using a user defined center operating frequency of an ultrasound transducer that is at least about 2.9 MHz. A piezoelectric material and a dematching material are joined with an assembly material to form an acoustical connection... Agent: Dean D. Small The Small Patent Law Group LLP

20090072669 - Flextensional vibration-free pressure oscillator: An apparatus for producing pressure oscillation of a fluid, incorporating hermetically sealed casing including a housing, a cover, a hermetic seal, a cylindrical flextensional transducer driven by piezoelectric or magnetostrictive driving member positioned in the inner cavity of the transducer and secured between two endplates, two springs providing for axial... Agent: David Klein Dekel Patent Ltd.

20090072670 - Input device and method for registering user input on an electronic device: The invention relates to an input device comprising a first conductive layer, a second conductive layer, and a piezoelectric material layer arranged in between the first conductive layer and the second conductive layer.... Agent: Warren A. Sklar (soer) Renner, Otto, Boisselle & Sklar, LLP

20090072671 - Measurement system for measuring cylinder pressure in an internal combustion engine: A plurality of exchangeable, different piezoelectric pressure sensors (4) comprise integrated SAW elements (60) as identification units whose identification data can be read by an interrogation unit (3) via a common connection cable (61). The analysis unit (2) for the measurement signals and the interrogation unit (3) for the identification... Agent: Dykema Gossett PLLC

20090072672 - Support member of vibrator: The present invention provides, in a physical quantity measuring system using a vibrator, a supporting structure of a vibrator for reducing the zero-point temperature drift of detection signal. It is provided a supporting member for supporting a vibrator with bonding wires. The supporting member has a supporting plate with an... Agent: Burr & Brown

20090072673 - Piezoelectric device, and liquid discharge device using the piezoelectric device: A piezoelectric device having a piezoelectric film formed over a substrate through an electrode by vapor phase deposition using plasma, and constituted by columnar crystals of one or more perovskite oxides Pb(Tix, Zry, Mz)O3 (0<x<1, 0<y<1, 0≦z<1, x+y+z=1) which extend nonparallel to the substrate. M represents one or more of... Agent: Birch Stewart Kolasch & Birch

03/12/2009 > patent applications in patent subcategories.

20090066168 - Vertical actuator having a gravity compensation device: A vertical actuator has a stationary part that includes an upper part made of magnetic material which is magnetically separated from a yoke which bears a coil. The upper magnetic part generates an overall reluctance force on the movable part of the actuator which, over the entire functional range of... Agent: Kenyon & Kenyon LLP

20090066169 - Actuator arrangement and shift-clutch arrangement: An actuator arrangement for the axial displacement of an actuation member by means of a drive force which is generated by an electric machine, in particular for a shift-clutch arrangement of a multi-step gear change transmission. The actuation member is mounted axially displaceably on a rotary shaft. The electric machine... Agent: Knobbe Martens Olson & Bear LLP

20090066170 - Microsystem comprising a bending beam and process of manufacture: A mechanical micro system comprising a flexible bending beam extending along a direction, and at least one magnetic element for creating a magnetic field. The flexible beam includes: a first circuit having a first topology for generating, in response to one current flowing through the first circuit, a force having... Agent: Seed Intellectual Property Law Group PLLC

20090066171 - Method for manufacturing armature core and armature: An armature includes an armature core, a rotary shaft inserted into a shaft fixing hole of the armature core, and coils each wound about one of teeth of the armature core. The teeth extend radially. The armature core includes an inner core having the shaft fixing hole, and an outer... Agent: Workman Nydegger 1000 Eagle Gate Tower

20090066172 - Magnetic motor: A magnetic motor that comprises two assemblies, a rotor assembly (built up arrangement of rotor discs populated with permanent magnets) spaced in circular fashion on or about the disc and a stator assembly (built up arrangement of stator discs or planes populated with groups of permanent magnets spaced apart in... Agent: Mccormick, Paulding & Huber LLP

20090066173 - Linear drive travel system and automobile: A linear drive travel system includes a metal wheel 20 having a drum rotor and a stator 30 arranged inside the metal wheel 20. The stator 30 includes a plurality of rows of electromagnets 32 arranged in the direction of rotation axis, each row being formed of a plurality of... Agent: Kanesaka Berner And Partners LLP

20090066196 - Stepping motor: A stepping motor includes: a stator which includes a cup-like first (outer) yoke having a plurality of notches formed at its bottom plate, a second (inner) yoke, and a bobbin having a coil wound therearound and housed in the annular hollow space formed by the first and second yokes; and... Agent: Oliff & Berridge, PLC

20090066174 - Method of balancing an embedded permanent magnet motor rotor: A method of balancing an embedded permanent magnet motor rotor includes the steps of: a) providing a non-magnetic cylindrical shaft having an axis of rotation and a generally cylindrical surface with an even number of recessed slots defining an even number of ribs therebetween; b) machining an axial slot having... Agent: The Webb Law Firm, P.C.

20090066175 - Dynamoelectric machine: A magnet seat is disposed on a second yoke portion and projects into respective spaces between circumferentially-adjacent pairs of second claw-shaped magnetic pole portions, and permanent magnets are disposed only near the second yoke portion so as to be held by the magnet seat so as to face an inner... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090066197 - Wireless signal transmission device for a dc brushless ceiling fan motor: A wireless signal transmission device for a DC brushless ceiling fan motor that includes a wireless signal transmission device to receive and transmit a signal to a controlling unit, and the controlling unit transmits the control signal to the motor via an electric wire. A wireless signal-transmitting device is installed... Agent: Sinorica, LLC

20090066198 - Hobby servo shaft attachment mechanism: Embodiments of an apparatus for providing enhanced hobby servo motor operational capacity are disclosed. Embodiments include a hobby servo motor having a rotatable output shaft. The rotatable output shaft is splined in that it includes a plurality of circumferentially distributed splines. Embodiments also include a shaft attachment mechanism having a... Agent: Westman Champlin & Kelly, P.A.

20090066176 - Mechanisms and gears for attachment to a hobby servo output shaft: Embodiments of hobby servo motor devices are disclosed. Embodiments include a hobby servo motor having an output shaft and a planar surface that is perpendicular to the output shaft. Embodiments also include a gear attachment mechanism having a top planar surface, a bottom planar surface, and an outer surface having... Agent: Westman Champlin & Kelly, P.A.

20090066177 - Micro kinetic energy device for powering portable electronic devices: An energy conversion and storage device includes a winding bezel, having a winding bezel top plate, a bezel ring, and a central winding arbor, a winding pinion rotatingly positioned on the winding arbor, first and second barrels mounted for rotation on a barrel arbor, the barrels linked by teeth thereon... Agent: Cooper & Dunham, LLP

20090066178 - Electric motor apparatus capable of reducing friction: This invention discloses an electric motor apparatus including a frame, a stator and a rotor in the frame, an axle sleeve at the center of the stator and having an embedded groove extended inwardly and at a free end apart from the connecting position of the frame, a bearing sheathed... Agent: Bacon & Thomas, PLLC

20090066179 - Direct current motor: A slide surface of each segment defines a plane orthogonal to an axial direction of a direct current motor. A power supply brush is pressed against and contacted with the slide surface. The power supply brush includes a main brush and a sub-brush. The sub- brush has electrical resistance that... Agent: Akerman Senterfitt

20090066180 - Rotor for magnetic motor: Rotor formed by groups of materials (4) that orientate the magnetic field and magnets (2) in spiral lines, with the two magnetic poles of each magnet (2) facing the stator (3). Close to a magnetic pole of the end of the group, the material (4) that orientates the magnetic field... Agent: Oliff & Berridge, PLC

20090066181 - Electric machine: An electric machine, especially a brushless DC motor. Said electric machine comprises a rotor and a stator which is provided with current-carrying coils. Said rotor, in the circumferential direction, is provided with a plurality of permanent magnets that are embedded in respective magnet retainers between the peripheral surface and the... Agent: Bsh Home Appliances Corporation Intellectual Property Department

20090066182 - Stator winding assembly and method: Disclosed herein is an electric machine stator. The electric machine stator includes a tubular body with a plurality of radial slots formed into a perimetrical surface thereof, each of the plurality of slots having a width that varies over at least a portion of a radial depth of the slot... Agent: Cantor Colburn, LLP

20090066183 - Motor, rotary electric machine and its stator, and method for manufacturing the stator: A laminated core segment 30 into which a stator core is split has a core main body 31 that extends in an arc shape. On one end section of the core main body 31 there is formed a connecting section 40, and on the other end section there is formed... Agent: Kenyon & Kenyon LLP

20090066184 - Torque transmission assembly for superconducting rotating machines: A rotor assembly includes a superconducting winding assembly positioned within a cryogenic region of the rotor assembly. In operation, the superconducting winding assembly generates a magnetic flux linking a stator assembly. The rotor assembly also includes a torque transfer assembly that includes first and second tubes that are positioned in... Agent: Occhiuti Rohlicek & Tsao LLP

20090066185 - Commutator motor utilizing existing part to restrict radially outward movement of brush holders: In a commutator motor, a brush holding device includes a plurality of brush holders and a substantially annular holder plate. Each of the brush holders includes a holder frame, which receives a pair of brush and spring, and a bottom plate having two opposite side portions. The holder plate is... Agent: Oliff & Berridge, PLC

20090066186 - Non-contact actuator: The present invention relates to a non-contact actuator located on a substrate and at least including a plate and a bushing. When a voltage is applied externally, the plate is bent by the attraction of the substrate and won't be contacted with the substrate. A counteraction force is generated when... Agent: Bacon & Thomas, PLLC

20090066187 - Control apparatus and control method for vibration wave driven apparatus: A vibration wave driven apparatus capable of preventing a resonance frequency of a vibrator from being shifted to a frequency side higher than a fixed drive frequency of the vibrator during the execution of phase difference control or voltage control. Driving signals are supplied from a control apparatus to a... Agent: Rossi, Kimms & Mcdowell LLP.

20090066188 - Piezoelectric device, liquid droplet ejecting head using the same, and process for producing the same: The piezoelectric device includes a piezoelectric film that expands or contracts according to variations in voltage applied, a first electrode provided on a first side of the film, and a second electrode provided on a second side of the film. The film is formed on the second electrode by a... Agent: Birch Stewart Kolasch & Birch

20090066189 - Boundary acoustic wave device: A boundary acoustic wave device includes a first medium, a second medium, a third medium, and a fourth medium that are laminated in that order and, an electrode including an IDT electrode disposed at an interface between the first medium and the second medium, the temperature coefficient of delay time... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20090066190 - Quartz crystal device: A quartz crystal device includes: a quartz crystal blank having an outer perimeter part and a vibration region partially separated mechanically from the outer perimeter part by a cut-out groove; a first container joined to a first principal surface of the crystal blank by being joined to an entire perimeter... Agent: Cantor Colburn, LLP

20090066191 - Piezoelectric device and method for manufacturing the same: A piezoelectric device includes: a lower substrate; an upper substrate; an intermediate substrate sandwiched between the lower substrate and the upper substrate, the intermediate substrate including: a piezoelectric vibrating portion; a frame surrounding a periphery of the piezoelectric vibrating portion; a connecting portion coupling the piezoelectric vibrating portion and the... Agent: Oliff & Berridge, PLC

20090066192 - Ultrasonic transducer and method of producing the same: An ultrasonic transducer includes: piezoelectric elements; a pair of clamping members which clamp said piezoelectric elements; and a cover member which is crimped to at least one of said pair of clamping members in a state where said cover member cooperates with said pair of clamping members to surround said... Agent: Sughrue-265550

20090066193 - Powder containing silver and at least two non silver containing elements: Disclosed are methods of making multi-element, finely divided, alloy powders containing silver and at least two non-silver containing elements and the uses of these powders in ceramic piezoelectric devices.... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20090066194 - Quartz piece and oscillator: Grooves (2a, 3a) are formed in the tines (2, 3) of an oscillator, side surface electrodes (2e, 3e) are formed on the side surfaces of the tines, and groove electrodes (2d, 3d) are formed in the grooves, respectively. The width of the tines (2, 3) is fixed through the whole... Agent: Smith, Gambrell & Russell

20090066195 - Flexible nanogenerators: A small scale electrical generator includes an elongated substrate and a first piezoelectric fine wire. The first piezoelectric fine wire is disposed along a surface of the substrate. The first piezoelectric fine wire has a first end and a spaced-apart second end. A first conductive contact secures the first end... Agent: Bryan W. Bockhop, Esq. Bockhop & Associates, LLC

03/05/2009 > patent applications in patent subcategories.

20090058199 - Driving apparatus, exposure apparatus, and device manufacturing method: A driving apparatus includes a mover having a magnet, and a stator having a coil. The driving apparatus is adapted to control the electric current to be applied to the coil to cause relative movement between the mover and the stator. The stator includes a coil holding member configured to... Agent: Canon U.s.a. Inc. Intellectual Property Division

20090058198 - Electrical linear drive: An electrical linear drive device comprises an outer housing consisting of a housing tube and two housing covers disposed at the ends thereof The outer housing defines in the interior thereof a receiving space, into which the drive part of a drive unit in the form of an electrodynamic linear... Agent: Hoffmann & Baron, LLP

20090058200 - Linear drive with a reduced axial force component, as well as a linear compressor and refrigerator: A linear drive including a stator and a rotor configured for linear reciprocal movement along an axis, with the stator having a magnetic-field guide core having a plurality of legs extending each with one foot substantially toward the rotor, with the rotor having a plurality of magnets disposed in a... Agent: Bsh Home Appliances Corporation Intellectual Property Department

20090058201 - Reciprocating electrical machine: Method for transforming energy in a reciprocating electric machine, particularly a motor or generator. An electrically operated linear movable piston oscillates between two springs. The energy in the springs is at least five times larger than the energy transferred between the piston and the electrical system for each cycle of... Agent: Dennison, Schultz & Macdonald

20090058233 - Stepping motor: A stepping motor may include a rotor having a rotation shaft and a permanent magnet, a stator provided with a stator core formed with a flange part and pole teeth, a drive coil and a terminal block disposed on an outer peripheral side of the stator. The flange part of... Agent: Cantor Colburn, LLP

20090058203 - Motor attachment assembly for plastic post isolation system: The invention provides for a motor attachment assembly that includes an electric motor having spring clips adapted to securely lock onto the isolation posts of a plastic post vibration isolation system. The motor includes an end cap that has notches which cooperate with locator tabs of the motor housing to... Agent: Delphi Technologies, Inc.

20090058202 - Rotor of brushless direct-current motor: A permanent magnet rotor of a brushless direct current (BLDC) motor, in which cogging torque ripple and electromagnetic vibration noise transferred to the permanent magnet rotor can be blocked and a motor's power-to-weight ratio can be improved. A conventional BLDC motor has to use an electric steel sheet core so... Agent: Staas & Halsey LLP

20090058204 - Apparatus and method for cooling rotor and stator motor cores: A laminated core for a motor includes a plurality of laminations each of which are disposed in a non-spaced relation to an adjacent lamination and each of which have a disc-like configuration and wherein the plurality of laminations are each dimensioned and configured to provide for a flow of a... Agent: General Electric Company Ge Global Patent Operation

20090058205 - Rotating electric machine: A rotating electric machine wherein sub slots serving as cooling fluid ducts in the axial direction are provided at the bottoms of the coil slots formed in the rotor, radial cooling fluid ducts are formed through the field coil of the rotor in the radial direction of the rotor and... Agent: Mattingly, Stanger, Malur & Brundidge, P.C.

20090058206 - Motor winding assembly: The invention relates to a motor winding assembly. There is a need for a motor winding assembly which rapidly conducts heat from motor coils to a cooling housing. An electric motor stator assembly has a plurality of winding assemblies enclosed by a heat conducting housing. Each winding assembly has a... Agent: Deere & Company

20090058234 - Coil-less motor: A coil-less motor includes an insulator disk, a plurality of magnets, a plurality of electromagnets, a casing, and an electromagnetism circuit. The magnets are uniformly embedded in the insulator disk, and the electromagnets are mounted to an inside surface of the casing. The electromagnetism circuit includes an electromagnetic switch comprising... Agent: Leong C Lei

20090058207 - System and method for electric current and power monitoring and control of a generator: A control device measures a voltage drop across a conductor in a generator to determine and control the total generator output current. A temperature of the conductor is also measured to improve the accuracy. The control device may further improve on the accuracy by compensating for the electrical current through... Agent: Law Offices Of Michael M. Ahmadshahi

20090058208 - Electric motor and an actuator having the same: In an electric motor of an SBW actuator, a rotor shaft is rotated upon energization of the motor. A rotor core is rotated integrally with the rotor shaft. A resilient member enables tilting or decentering of the rotor shaft upon application of a decentering force on the rotor shaft. A... Agent: Nixon & Vanderhye, PC

20090058209 - Pressed in style motor attachment: The invention provides a press in style motor attachment mount assembly. The assembly includes a motor and a vibration isolator. The motor has an end portion axially remote from the output end and a stop facing the output end. The vibration isolator includes a cup that axially receives the end... Agent: Delphi Technologies, Inc.

20090058211 - Automotive alternator including rectifier terminal having two portions made of different metals: An automotive alternator includes a stator winding that is made of a metal other than copper and copper alloys. The alternator also includes a built-in rectifier that includes a plurality of rectifying elements and a plurality of electrical conductors. The rectifying elements and the electrical conductors together form a rectification... Agent: Oliff & Berridge, PLC

20090058210 - Electric motor: A DC motor, has a stator housing accommodating a permanent magnet stator; a rotor, rotatably mounted confronting the stator, the rotor having a shaft, a rotor core fitted to the shaft and having laminations forming salient poles, a commutator fitted to the shaft adjacent one end of the rotor core,... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090058213 - Armature, dynamo-electric machine and manufacturing method of armature: A total number of windings in an armature is an even number. The windings are divided into a first winding group and a second winding group. The windings of the first winding group are arranged one after another at generally equal angular intervals without overlapping with each other. The windings... Agent: Posz Law Group, PLC

20090058212 - Electricity generator and an installation comprising a lighting tower powered by such a generator: The present invention provides an electricity generator for a lighting tower having a plurality of discharge lamps, each lamp being of power greater than 750 W, the generator being arranged to be driven by an engine, the generator being a multiphase generator having n phases, where n is an even... Agent: O''brien Jones, PLLC

20090058214 - Planetary geared motor and dynamo: Provided is a DC motor capable of eliminating a DC current reverse rectification performed in a conventional DC motor and enabling rotation of maximum torque at all rotation angle and having a shape and a function for facilitating a combination with a speed change gear mechanism. Also provided is a... Agent: Kratz, Quintos & Hanson, LLP

20090058215 - Brushless motor and electric power steering apparatus: A motor includes a cylindrical stator. The stator includes a stator core having teeth, which project inwardly in the radial direction, and coils, which are formed by winding a conductive wire onto each tooth with first and second insulators. The first insulator includes a support extending axially from an outer... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090058216 - Stator and electric motor: Plate-shaped projections are provided on a front insulator in such a manner as to project towards a front housing. In addition, projecting pieces are provided on a surface of each projection which confronts an inner circumferential surface of a stator housing. The projecting pieces are provided on each projection in... Agent: Mcginn Intellectual Property Law Group, PLLC

20090058218 - Laminated rotary actuator with three-dimensional flux path: A rotary actuator includes a stator assembly positioned within an outer enclosure. A rotor assembly is positioned adjacent to the stator and is configured to rotate relative thereto and about a centerline axis of the rotary actuator. Each of the outer enclosure, the stator assembly, and the rotor assembly are... Agent: Ziolkowski Patent Solutions Group, Sc (zps)

20090058217 - Stator laminations for rotary actuator: A rotary actuator includes an outer enclosure having an inner diameter surrounding a hollow interior. A stack of stator laminations, each having a stator diameter greater than the inner diameter of the outer enclosure when in an unflexed state, are also included in the rotary actuator. Each of the stator... Agent: Ziolkowski Patent Solutions Group, Sc (zps)

20090058219 - Slip ring for continuous current transfer: A slip ring has a substrate material and a sliding contact surface made of gold or a gold alloy. The sliding contact surface is stabilized by a support base. The slip ring is used in slip ring transmitters, in particular in wind power plants or industrial robots, for transmitting control... Agent: Panitch Schwarze Belisario & Nadel LLP

20090058220 - Brush holder in electric motor: An electric motor includes a cylindrical yoke with a bottom; a bracket that covers an opening of the yoke; and a brush holder. The brush holder includes a brush housing portion, with the brush housing portion having three side piece portions, excluding a bottom piece portion, integrally formed; a first... Agent: Oliff & Berridge, PLC

20090058221 - System and method for protecting submersible motor winding: A technique is provided for constructing a submersible motor. The submersible motor has a stator positioned within a housing. Windings are arranged through the stator with end coils on opposite ends of the stator. The winding end coils are supported by a support structure that prevents the end coils from... Agent: Schlumberger Reservoir Completions

20090058222 - Contoured thermomechanical actuators and pulsing for enhanced dynamic performance: A thermomechanical actuation system and method includes an elongated thermomechanical actuator (TMA), which is contoured so that electrical resistance at a mid-portion of the TMA is less than at end portions thereof. A pulse generator is electrically coupled to the TMA, and is configured to supply excitation pulses to the... Agent: Sampson & Associates, P.C.

20090058223 - Piezoelectric ultracapacitor: Piezoelectric ultracapacitor is disclosed capable of converting the kinetic energy of ordinary motion into an electrical potential. The piezoelectric ultracapacitor of the present invention may be used in various contexts, including power generation, switching and control and memory.... Agent: Joseph Micallef

20090058224 - Electrostatic actuator and power generator: This electrostatic actuator includes an electret film and a conductor layer formed on the electret film, and the conductor layer is so formed as to have a sectional shape reduced in width upward from the side closer to the electret film.... Agent: Ditthavong Mori & Steiner, P.C.

20090058225 - Acoustic wave device: An acoustic wave device includes a piezoelectric substrate, IDT electrodes, temperature characteristic-improving layer, and frequency-adjusting layer arranged on the piezoelectric substrate in that order. The piezoelectric substrate has a negative temperature coefficient of frequency TCF. The temperature characteristic-improving layer is made of a material having a positive temperature coefficient of... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20090058226 - Tuning fork oscillating piece, tuning fork oscillator, and acceleration sensor: A tuning fork oscillating piece includes: a base; a pair of oscillating arms extending from the base in directions substantially parallel with each other; a drive piezoelectric element provided at least on one main surface or side surface of each of the oscillating arms to allow bending oscillation of the... Agent: Townsend And Townsend And Crew, LLP

20090058227 - Piezoelectric motor and camera device: A piezoelectric motor includes: a base; first and second piezoelectric elements that are provided symmetrically on the base to face with each other, the first and second piezoelectric elements actuating in opposite directions; first and second displacement enlarging mechanisms that respectively enlarge actuating displacements of the first and second piezoelectric... Agent: Gregory Turocy Amin & Turocy, LLP

20090058228 - Ultrasonic transducer, method of manufacturing ultrasonic transducer, ultrasonic diagnostic apparatus, and ultrasonic microscope: A ultrasonic transducer of the invention comprises: a transducer cell including a first electrode and a second electrode disposed separated from the first electrode by an air gap portion; and an electret for applying a potential difference between the first electrode and the second electrode. The electret is disposed in... Agent: Scully Scott Murphy & Presser, PC

20090058229 - Thin film piezoelectric transformer and method of manufacturing the same: A silicon substrate is trimmed in an area at the top and rear surfaces at the center, and a piezoelectric vibrator is disposed therein. As shown in a top view of FIG. 1, the piezoelectric vibrator is supported by a silicon peripheral portion provided on the peripheral portion including the... Agent: Birch Stewart Kolasch & Birch

20090058230 - Bond pad for use with piezoelectric ceramic substrates: A piezoelectric assembly includes a piezoelectric substrate that has a top surface, a bottom surface, and at least one side surface. A top electrode is defined on the top surface and a first aperture is defined in the top electrode. A bottom electrode is disposed on the bottom surface. The... Agent: Daniel J. Deneufbourg Cts Corporation

20090058231 - Piezoelectric element and its manufacturing method, actuator, and liquid ejection head: A method for manufacturing a piezoelectric element includes the steps of: forming a first base substrate having an element to be transferred; forming a second base substrate; and transferring the element to be transferred from the first base substrate to the second base substrate. The step of forming the element... Agent: Harness, Dickey & Pierce, P.L.C

20090058232 - Tuning-fork type piezoelectric vibrating devices and methods for manufacturing same: Piezoelectric vibrating devices are disclosed that include a base formed of a piezoelectric material, at least two vibrating arms extending in a predetermined direction from an edge of the base, and grooves defined in the vibrating arms. A first metal film comprising a single layer of at least one of... Agent: Klarquist Sparkman, LLP

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