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Electrical generator or motor structure April category listing, related patent applications 04/09

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.
04/30/2009 > patent applications in patent subcategories. category listing, related patent applications

20090108682 - Device and method for simulation of magnetohydrodynamics: A magnetohydrodynamic simulator that includes a plasma container. The magnetohydrodynamic simulator also includes an first ionizable gas substantially contained within the plasma container. In addition, the magnetohydrodynamic simulator also includes a first loop positioned adjacent to the plasma container, wherein the first loop includes a gap, a first electrical connection... Agent: Drinker Biddle & Reath (dc)

20090108683 - Objective lens drive and optical pickup apparatus: An objective lens drive and an optical pickup apparatus are provided which can be reduced in size. Two tilt coils and two tracking coils are disposed so that among planes defined by the respective coils, a plane perpendicular to a winding direction thereof is parallel to a reference plane defined... Agent: Morrison & Foerster LLP

20090108684 - Rotary switching mechanism: A switching system includes two or more rotary switching mechanisms for selectively moving items. The switching system may be used for switching optical elements, such as filters, into and out of an optical path, for example selectively placing one of a group of available filters into the optical path. Each... Agent: Raytheon Company, Intellectual Property

20090108685 - Electronically commutated motor control retention apparatus: An electric motor assembly includes a motor housing having a main body portion with a central plane bisecting the main body portion into an upper portion and a lower portion. The motor housing further includes a first printed circuit board support structure having a plurality of slots and a second... Agent: Haugen Law Firm

20090108711 - Hybrid stepping motor having high torque density: There is provided a hybrid stepping motor comprising the following: a first rotor yoke and a second rotor yoke, each of the rotor yokes having a plurality of rotor teeth on a periphery thereof; a rotating shaft located between the first and second rotor yokes and supporting the first and... Agent: Jones Day

20090108713 - Outer rotor type hybrid stepping motor: An outer rotor type hybrid stepping motor includes a stator, a rotor, a magnet disposed axially in the stator or the rotor, a stator core disposed inwardly from a gap between the stator and rotor, and a stator winding on the stator core. The rotor is disposed outside the gap.... Agent: Crowell & Moring LLP Intellectual Property Group

20090108712 - Short-flux path motors / generators: According to one embodiment of the present invention, an electric machine includes a stator and a rotor. The stator includes a stator pole including a first leg and a second leg, and a gap defined between the first and second legs. The rotor includes a rotor pole. The rotor is... Agent: Baker Botts L.L.P.

20090108686 - Rotor of brushless (bl) motor: The present invention provides a rotor of a brushless (BL) motor, including: a high-strength engineering plastic member formed by injection-molding high-strength engineering plastic around a concavo-convex portion 12a formed on the outer circumferential surface of a rotary shaft; a sound-absorbing resin element formed by injection-molding a sound-absorbing resin around the... Agent: Staas & Halsey LLP

20090108714 - Bearing and cover assembly for a rotating electrical machine and a rotating electrical machine containing such an assembly: Protective bearing and cover assembly, for an internally ventilated rotating electrical machine, has centrally an axially orientated axis and comprises on the one hand at least one electronic component carried by the bearing and protected by the cover having at least one radial opening for the passage of air, at... Agent: Berenato, White & Stavish, LLC

20090108715 - Device for cooling an electrical machine and electrical machine having such a cooling device: The invention relates to a device (1) for cooling an electrical machine, in particular an electric motor, the electrical machine having a stator (3) with a stator core (31) and a rotor (4) having a rotor core (41) resting on a rotor shaft (5). Coil windings with axially protruding winding... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090108716 - Brushless motor and cooling fan: A rotor unit of a brushless motor includes a substantially cylindrical rotor magnet and a rotor holder arranged to retain an outer circumferential portion of the rotor magnet. A stator unit of the same includes a stator core around which coils are wound and a Hall IC for sensing magnetic... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20090108688 - Connecting structure for connecting electrical apparatus and feeder terminal portion, and vehicle: A bus bar (263) identified as a led-out conductor portion led out from a coil end (262) of a motor generator identified as an electrical apparatus, and a feeding terminal block (220) disposed at a spacing from the bus bar (263) and having a cable (3A) connected thereto, are connected... Agent: Sughrue Mion, PLLC

20090108687 - Feeder line drawing structure of motor for ship propeller: In a feeder line drawing structure of a motor for a ship propeller, a guide portion detachably retaining a feeder line drawn out from a grommet in a drawing direction is provided in a lower end side of a housing in accordance with an integral molding.... Agent: Orum & Roth LLC

20090108689 - electro-mechanical actuator, and a high or medium voltage disconnector having such an actuator: An electro-mechanical actuator having means for transmitting motion, in the final part of a stroke performed by a system comprising a worm shaft and rider nut coupled through gearing with an electric motor, to an auxiliary interrupter for breaking the power supply to the motor. Two control levers are provided,... Agent: Nixon Peabody LLP

20090108690 - Apparatus for the ventilaton of a rotor hub of a wind energy plant: Apparatus for the ventilation of a rotor hub of a wind energy plant, with a cup-shaped ventilation cap, which has a circumferential side wall and a base portion, wherein the side wall has at least one bore for draining water and the base portion has at least one bore for... Agent: Vidas, Arrett & Steinkraus, P.A.

20090108691 - Hydrodynamic bearing device, motor and information recording and reproducing apparatus in which same is used, and method for manufacturing shaft used in hydrodynamic bearing device: A hydrodynamic bearing device is provided for a spindle motor used in a hard disk drive or the like with a good state of fastening and good fastening strength between a shaft and a fixed member. The hydrodynamic bearing device includes a shaft that has a cylindrical main shaft portion... Agent: Wenderoth, Lind & Ponack L.L.P.

20090108692 - Laying head with a vibration damping device: A laying head for forming coils using continuous and substantially rectilinear rolled products such as rods or wire, having vibration damping means integrated in one of two rotor supports (3), preferably the one on the rolled product outlet side. Said means comprise a plurality of coils (6, 6′, 6″) arranged... Agent: Stetina Brunda Garred & Brucker

20090108693 - Motor and washing machine using the same: Disclosed is a motor which includes a stator including a plurality of aluminum coils and a rotor. The rotor includes a frame including a magnetic material, and a permanent magnet attached to the frame. The permanent magnet is made of neodymium.... Agent: Greenblum & Bernstein, P.L.C

20090108694 - Rotor and pump: A rotor for being used in a motor is provided with a shaft, a yoke attached to the shaft, a magnet attached to the yoke, and an elastic member attached to at least one of the shaft and the yoke. The elastic member forces the magnet towards the yoke along... Agent: Dennison, Schultz & Macdonald

20090108695 - Symmetrical coil electric motor: An electric motor includes symmetrical elliptical coils on the inner surface of the motor stator. The coils are formed of a conductive material having a rectangular cross section and the long axis of the coils is parallel to the longitudinal axis of the stator. Within the stator and coils is... Agent: Laubscher & Laubscher, P.C.

20090108696 - Interphase insulating sheet of rotating electric machine, 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

20090108697 - Method of fixing a stator core and an electric compressor: A method of fixing a stator core in a cylindrical housing includes the following steps. The first step is a step of blanking a plurality of stator core sheets from an electromagnetic steel sheet by using a die. The die has a circular outside contour for blanking the stator core... Agent: Knoble, Yoshida & Dunleavy

20090108698 - Electric motor commutator: A commutator 10 for an electric motor comprises a plurality of commutator segments supported by a base. The segments have an electrically conductive body portion 14 and at least one electrically conductive foldable tang 16 provided on the body portion 14 for engaging a winding lead wire 44 of an... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090108700 - Motor: A motor includes a stator, a case and a supporting portion. The stator formed by laminating plural disc plates includes a yoke portion having a plurality of first and second portions alternately formed in a circumferential direction of the stator, and plural tooth portions respectively radially protruding from an inner... Agent: Sughrue Mion, PLLC

20090108699 - Three-phase square-wave permanent magnet brushless dc motor: This invention relates to a three-phase square-wave permanent magnet brushless DC motor for solving problems of the existing square-wave permanent Magnet Motor and sine-wave permanent magnet motor. In this invention, the number 2P of magnetic poles on the said rotor core is 8; the slot number Z of the said... Agent: GlobalIPServices

20090108701 - Motor and driving device: A magnetic-pole portion can be formed by thread cutting, whereby a motor can be provided at lower cost as compared to a case where the magnetic-pole portion is formed by press-working.... Agent: Canon U.s.a. Inc. Intellectual Property Division

20090108702 - Lamination having tapered tooth geometry which is suitable for use in electric motor: An electric motor has a stator, and a rotor disposed within the stator. The stator has a set of stator laminations and a set of windings held in position by the set of stator laminations. The rotor is arranged to rotate about an axis. The set of stator laminations is... Agent: Bainwood Huang & Associates LLC

20090108703 - Rotary apparatus: A rotary apparatus, in which a rotor can rotate stably when it rotates at a high speed, can rotate at a relatively high speed by the torque of a highly reliable induction motor. The rotary apparatus comprises a rotor shaft and an induction motor. The induction motor includes a motor... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090108704 - Apparatus for thermomechanical decoupling of the housing and stationary part of a rotating machine: An apparatus is described for thermomechanical decoupling of the housing and stationary part of a rotating machine, in particular of a dynamoelectric machine. The apparatus has at least one rotating shell, and in that this apparatus can on the one hand be attached to the housing and on the other... Agent: Nixon & Vanderhye, PC

20090108705 - Bio-electromechanical device: Bio-electromechanical device capable to convert electrochemical potential energy stored in a both animal or plant cellular system to mechanical energy. This bio-electromechanical device has sizes varying in the order of microns, with maximum electric voltages near 100 mV, currents in the order of nA and associated power in the order... Agent: Ohlandt, Greeley, Ruggiero & Perle, LLP

20090108706 - Ferroelectric oxide, process for producing the same, piezoelectric body, and piezoelectric device: wherein each of A to D represents at least one kind of a metal element, E(X) and E(Y) represent the energy at the time of the crystal structures X and Y, respectively, P represents the spontaneous polarization density vector, E represents the actuating electric field vector, and V represents the... Agent: Sughrue Mion, PLLC

20090108707 - Actuating device having an integrated electronic control circuit: An actuating device including a load and an integrated electronic control circuit comprising a microcontroller and at least one passive component. The microcontroller performs the dual function of providing a control signal to generate sufficient power to actuate a load and a drive signal to drive the load.... Agent: The Procter & Gamble Company Global Legal Department - Ip

20090108708 - Micromachined piezoelectric ultrasound transducer arrays: A piezoelectric composite micromachined ultrasound transducer including single and multilayer 1-D and 2-D arrays having through-wafer-vias (TWVs) that significantly decreased electrical impedance per element, and hence the improved electrical impedance matching to T/R electronics and improved signal to noise ratio is disclosed. The TWVs facilitate integrated interconnection in single element... Agent: Mcnees Wallace & Nurick LLC

20090108709 - Piezoelectric device: [Means to Solve the Problem] A piezoelectric device including: a piezoelectric element 20 having, on a surface of a piezoelectric body, an exciting electrode 42 and a drawing electrode 46 that is electrically coupled to the exciting electrode and draws an electrode to an external section, and a substrate 40... Agent: Oliff & Berridge, PLC

20090108710 - High frequency piezocomposite and methods for manufacturing same: A transducer with triangular cross-sectional shaped pillars is described for suppressing lateral modes within a composite, and a method for producing the same. According to one aspect of the present application, a plurality of triangular cross-sectional shaped pillars extends outwardly from a substrate and form an array of pillars. The... Agent: Ballard Spahr Andrews & Ingersoll, LLP

04/23/2009 > patent applications in patent subcategories. category listing, related patent applications

20090102297 - Blower motor assembly for vehicle: Disclosed herein is a blower motor assembly for a vehicle. The blower motor assembly comprises an armature assembly, a motor body, a magnet, an upper case, and a lower case. The armature assembly comprises a rotatable armature shaft with an armature. The motor body is an open cylinder that houses... Agent: H.c. Park & Associates, PLC

20090102298 - Cooling housing for an electric device: A fluid-cooled electric device such as a generator, alternator or motor is provided with a housing that includes an outer surface defining an exterior of the device and an inner surface that defines a housing cavity with a longitudinal axis, and which may have an end wall enclosing one end... Agent: Caterpillar Inc. Intellectual Property Dept.

20090102328 - Power generator: A power generator includes a magnetic pole rotor in which a plurality of N magnetic pole cores and S magnetic pole cores are arranged alternately at regular intervals and that is rotatably supported, stator coils that oppose the magnetic pole rotor and are wound round pole portions of poles of... Agent: Burr & Brown

20090102329 - Rectifier for automotive alternator: In a rectifier for an automotive alternator, each of the rectifying elements includes a semiconductor chip and a lead electrode that connects the semiconductor chip to a corresponding one of terminals. The lead electrode has a joining portion joined to a second surface of the semiconductor chip and a lead... Agent: Oliff & Berridge, PLC

20090102299 - Transmission/drive unit with a symmetrically positioned connecting plug: Transmission/drive unit (10) having a housing (16, 18, 20) which contains an electric motor (12), which has an armature core (24) and an armature shaft (22) having a worm (26), and a transmission (14) which is arranged downstream of said armature shaft, with the transmission (14) having an output gear... Agent: Michael J. Striker

20090102301 - Electric motor: An electric motor has a wound rotor having a shaft, a rotor core, a commutator and windings wound about the rotor core and connected to the commutator. The motor has a stator confronting the rotor; brush gear electrically connecting the commutator to motor terminals; first and second bearings for rotatably... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090102300 - Spindle motor for a hard disk drive: The invention relates to a spindle motor for a hard disk drive comprising a baseplate (1), a shaft (2) fixedly connected to the baseplate (1), a thrust plate (3) fixedly connected to the free end of the shaft, a bearing bush (4) disposed about the shaft (2) and the thrust... Agent: Cooper & Dunham, LLP

20090102302 - Vehicle alternator and method of mounting the same: A vehicle alternator has a rotor fixed to a rotary shaft, a stator placed around the rotor so that the stator faces an outer periphery of the rotor, and a frame accommodating the rotor and stator. The frame has a drive frame and a rear frame. The drive frame has... Agent: Oliff & Berridge, PLC

20090102303 - Electric motor: An electric motor (1) has a stator (3), a rotor (2) and a number of permanent magnets (6). The use of permanent magnets (6) having a cuboidal shape, without impairing performance. The stator (3) has a number of permanent magnets (6) having a cuboidal shape, which are embedded in recesses... Agent: Baker Botts L.L.P. Patent Department

20090102304 - Rotor of rotating electrical machine and manufacturing method there for: A rotor of a rotating electrical machine is provided in which neither deterioration nor fluctuation in the cogging torque is caused and that causes neither physical enlargement nor cost increase. The rotor of a rotating electrical machine, provided with a plurality of magnetic poles 3 that are fixed on a... Agent: Sughrue Mion, PLLC

20090102305 - Brushless electric machine: A brushless electric machine includes a rotor and a stator. Each of the twin poles of the stator electromagnetic members corresponds to one of the two magnetic poles of the rotor magnetic assembles. Two radial component air-gaps are arranged between the stator and the rotor to separate the stator and... Agent: Dr. Banger Shia Int''l Patent Office Of Bang Shia

20090102306 - Field element core: A field element core has field magnet through holes and connecting portions. The field magnet through holes are circumferentially arranged in a circumferential direction around a given direction, and are adjacent each other in the circumferential direction to form pairs. Seen from the given direction, field magnet through holes forming... Agent: Birch Stewart Kolasch & Birch

20090102307 - Electric motor stator: An electric motor stator has a stator core and a plurality of windings wound around teeth of the stator core. Each of the windings has two tooth winding portions with a crossover wire extending therebetween. Each of the windings starts from a neutral wire and winds around a first tooth... Agent: GlobalIPCounselors, LLP

20090102309 - Linear material and stator structure: A stator structure includes: a stator core (104) having a large number of concave slots (105) and a large number of convex magnetic poles (106) circumferentially alternately arranged; and magnet wires (101) of rectangular cross section in each of which an insulating coating (103) is formed on the outer surface... Agent: Roberts Mlotkowski Safran & Cole, P.C. Intellectual Property Department

20090102308 - Winding arrangement for rotating electrical machine: The present invention is intended to provide a winding arrangement of single star connection for a rotating electrical machine, capable of enhancing insulation performance in coils of the same phase. In such winding arrangement, a first coil U1 to a sixth coil U6 are formed respectively in coil arranging parts... Agent: Kenyon & Kenyon LLP

20090102312 - Insulator and rotating electric machine: An insulator allowing a coil to be wound with large tension exerted and a rotating electric machine having the insulator are provided. An insulator (140) can be attached to stator teeth (110) such that the insulator has a coil wound thereon, and the insulator (140) includes a first member implemented... Agent: Sughrue Mion, PLLC

20090102311 - Insulator for electric rotating machine: In an insulator to be inserted into each slot to be attached to adjacent teeth formed at a rotor or a stator of an electric rotating machine, the insulator is composed of insulator segments that are made divisible in a longitudinal direction parallel to a rotational axis of the rotor... Agent: Carrier Blackman And Associates

20090102310 - Stator of motor: A stator of a motor is provided with a stator core having a plurality of teeth and a plurality of windings wound around teeth of the stator core. The stator also has an insulator that is provided with a plurality of lead-out guide portions that enable lead-out wires of the... Agent: GlobalIPCounselors, LLP

20090102313 - Transmission lines applied to contact free slip rings: A non-contacting rotary interface has a first core with a first pair of balanced transmission lines coupled to the first core and a second core moveable in relation to the first core with a second pair of balanced transmission lines coupled to the second core and configured to receive signals... Agent: Wolff & Samson PC Attn: Jeffrey M. Weinick

20090102314 - Rotating electrical machinery: A rotating electrical machine includes: a stator that includes two stator stages each constituted with a plurality of claw poles extending toward opposite sides along an axial direction at alternate positions and a ring-shaped core back that forms a magnetic path between the claw poles, the two stator stages being... Agent: Crowell & Moring LLP Intellectual Property Group

20090102316 - Lamb wave resonator: r

20090102315 - Quartz crystal device: A quartz crystal device includes: a container; a crystal blank hermetically encapsulated in the container; and at least two outside terminals provided on an outer bottom surface of the container and used to surface-mount the quartz crystal device on a wiring board. Each outside terminal has a two-layer structure with... Agent: Knobbe Martens Olson & Bear LLP

20090102318 - Boundary acoustic wave device: A boundary acoustic wave device using SH boundary acoustic waves includes a first medium layer, a second medium layer stacked on the first medium layer, and an electrode including an interdigital electrode and reflectors. A sound absorbing layer is provided on the surface of the first medium layer and/or the... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20090102317 - Glass based packaging and attachment of saw torque sensor: A glass cover wafer is bonded to a quartz SAW using glass frit technology, such that the glass wafer and glass frit formulation provides a thermal coefficient of expansion (TCE) of glass that fits the average TCE of the quartz in two perpendicular directions in a unique package. A dicing... Agent: Kris T. Fredrick, Esq. Patent Services

20090102319 - Acoustic resonator and filter: A first supporting section 30 is provided between a substrate section 40 and a second supporting section 20. The first supporting section 30 is structured by, e.g., a film formed from a material having a higher acoustic impedance than a piezoelectric body 11 and the substrate section 40, or a... Agent: Wenderoth, Lind & Ponack L.L.P.

20090102320 - Piezoactuator: A piezoactuator includes a piezoelement of a multilayer construction of piezolayers, with internal electrodes arranged between the piezolayers alternately having a differing polarity of an electrical voltage applied to them. An actuator base and an actuator head and an insulation medium surrounding at least the piezolayers of the piezoelement are... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20090102321 - Piezoelectric/electrostrictive membrane sensor: Disclosed is a piezoelectric/electrostrictive membrane sensor 20, wherein a piezoelectric/electrostrictive body 5 contains an alkali metal or an alkaline earth metal, and a sulfide and the main component of terminal electrodes 18, 19 are contained near the surface of the piezoelectric/electrostrictive body 5. In this piezoelectric/electrostrictive membrane sensor 20, a... Agent: Burr & Brown

20090102322 - Quartz crystal device for surface mounting: The quartz crystal device includes a container body having: a recess; a pair of holding terminals formed on an inner bottom surface of the recess; and a crystal blank, both principal surfaces of which are provided with excitation electrodes with lead-out electrodes extending from the pair of excitation electrodes toward... Agent: Knobbe Martens Olson & Bear LLP

20090102323 - Electronic component, mounting structure thereof, and method for mounting electronic component: An electronic component includes: a functional piece having a predetermined function; a bump electrode formed on the functional piece, the bump electrode including a core with elastic property and a conductive film provided on a surface of the core; and a holding unit for holding a conductive contact state between... Agent: Harness, Dickey & Pierce, P.L.C

20090102324 - Piezoelectric ceramic composition and oscillator:

20090102325 - Piezoelectric/electrostrictive ceramic composition and piezoelectric/electrostrictive device: The invention provides a (Li, Na, K)(Nb, Ta)O3 type piezoelectric/electrostrictive ceramic composition capable of being sintered at a low temperature and providing good electric field-induced strain at the time of high electric field application at a temperature for practical use. The piezoelectric/electrostrictive ceramic composition has an ABO3 type composition formula... Agent: Burr & Brown

20090102326 - Quartz crystal element made of double-rotation y-cut quartz crystal plate: A crystal element has a crystal blank which is cut from a crystal of quartz and has a principal plane orthogonal to a Y″-axis, where the Y- and Z-axes are rotated by an angle of α around the X-axis in the crystal to be designated as the Y′- and Z′-axes,... Agent: Cantor Colburn, LLP

20090102327 - Quartz crystal unit, quartz crystal oscillator having quartz crystal unit and electronic apparatus having quartz crystal oscillator: A quartz crystal unit comprising a case having an interior space and a mounting portion in the interior space, and a quartz crystal resonator having a base portion and first and second vibrational arms, the quartz crystal resonator being vibratable in a flexural mode, a capacitance ratio r1 of a... Agent: Bruce L. Adams, Esq Adams & Wilks

04/16/2009 > patent applications in patent subcategories. category listing, related patent applications

20090096297 - Linear motor, drive stage, and xy drive stage: A linear motor is provided in which a magnetic attracting force acting between a stator and a mover is mechanically cancelled by arrangement of armature units, and can be easily assembled. The linear motor includes a primary-side member in which magnets are arranged in a traveling direction and a secondary-side... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090096298 - Linear-motion actuator: A linear-motion actuator includes a fixed side member, a rotor rotatably supported by the fixed side member, and an output shaft disposed on an inner side of the rotor and movable in an axial direction. The linear-motion actuator may further include a rotation-linear motion converting mechanism which is provided with... Agent: Cantor Colburn, LLP

20090096296 - Relieving stress in a flexure: A flexure includes a shaped sheet of material having a middle portion coupled to a magnet, an end portion, and a corner portion between the end portion and the middle portion, the corner portion including a curve with a concave curvature relative to a point of view outside the corner... Agent: Bose Corporation C/o Donna Griffiths

20090096299 - Electromagnetic exciter and manufacturing method therefor: A thin electromagnetic exciter has a flat casing including a casing body (2) and a cover (3), a stator (10) including an electromagnet having a coil wound around a yoke, and an oscillator (20) including a bar-shaped permanent magnet and a weight integrally attached thereto. The stator and the oscillator... Agent: Brinks Hofer Gilson & Lione

20090096300 - Light weight low cost motor housing and cooling fin assembly: A motor housing and cooling fin assembly for an electric motor comprises a stator support having a longitudinal base and a series of fin plates protruding radially from the base, the fin plates for directing fluid coolant through the motor, a cylindrical support sleeve comprising a thin wall, the thin... Agent: Honeywell International Inc.

20090096330 - Electronically commutated electric motor and method for production thereof: An electronically commutated electric motor has an internal stator (18) and an external rotor (24). They are separated by an air gap (23). A circuit board (68) equipped with openings (58′, 70′, 72′) is arranged on the internal stator (18). The internal stator (18) has a lamination stack (22) that... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP

20090096301 - Motor drive circuit mounting structure and electric compressor: A mounting structure of a motor drive circuit and an electric compressor are disclosed. A sub-communication circuit 50a of a communication circuit 50 is accommodated in a depression 11v of a compressor housing 11. Semiconductor switching devices S1 to S6 are arranged on the flat mounting portion 11t of the... Agent: Posz Law Group, PLC

20090096302 - Magnetic bearing device and method: An energy-saving magnetic bearing device with no bias current for making the relation between the excitation current and the magnetic force of the electromagnet linear is provided. In a magnetic bearing device for supporting a rotor 1 serving as the magnetic piece in a levitating state allowing free rotation at... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090096303 - Motor provided with chucking device and disk driving device equipped with the motor: A motor includes a rotating body including a magnet, and a fixed body including a stator. The stator includes a stator core having an annular core back portion with an upper and a lower surface, and a plurality of circumferentially spaced-apart tooth portions extending from the core back portion in... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20090096304 - Mounting structure for fan motor: A fan motor includes a frame (10) and a motor (30). The frame includes a supporting plate (13) and a central tube (16). A pair of arms (181) extends upwardly from the supporting plate and spaces from each other to form a gap (184) therebetween. Each arm has a barb... Agent: PCe Industry, Inc. Att. Steven Reiss

20090096305 - Support for fixing an electrical motor to a tub of a washing machine or similar household appliance: A support (200) is described for fixing an electric motor (3) to a tub (6) of a washing machine (1) or similar household appliance. The electric motor (3) is of the type with external rotor (70), for driving in rotation a drum (2) supported in the tub (6); the electric... Agent: Akerman Senterfitt

20090096306 - Auto-generating electric generator: Then the electrical dose comes out of the generator on the unifiers and then to the storing unit and then to the oscillator to prevent reconciliation between the generator and the engine, and vice versa and then attending to the engine and then the engine gives motion to the generator... Agent: Abbott Fleur

20090096307 - Hybrid vehicle: A hybrid vehicle implements a required traveling condition by generating a required driving force necessary to drive the vehicle even in the case where a supply source of a working fluid develops a malfunction. The hybrid vehicle is equipped with a motor which changes the phase difference between two rotors... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090096308 - Rotor for electric motor: An electric motor has an internal ferromagnetic rotor ring and an external stator. Circumferentially distributed cutouts in the rotor receive rectangular permanent magnets each having a width b and height h and the rotor ring is divided into rotor poles. The height h forms the longer side of each magnet... Agent: Notaro & Michalos P.C.

20090096309 - Core plate stack assembly for permanent magnet rotor of rotating machines: A rotating machine has a stator and a permanent magnet rotor that is more easily made, lower cost, and lighter by virtue of a plurality of permanent magnet assemblies mounted on a rotor body. Each magnet assembly includes two facing core plate stacks supporting a permanent magnet between them. Each... Agent: Bell, Boyd & Lloyd, LLP

20090096310 - Electrically powered device: The electrically powered device is provided. The electrically powered device includes: multiple stators structured to respectively have electromagnetic coils and position sensors; a shaft fastened to the multiple stators; and multiple rotors structured to respectively have permanent magnets and arranged to rotate around the shaft; wherein the multiple rotors are... Agent: Harness, Dickey & Pierce, P.L.C

20090096312 - Armature: In an armature, the upper and lower coil pieces in the first and third parallel circuits are located at the 1st, 4th, 6th, 7th, 10th and 12th positions, and the upper and lower coil pieces in the second and fourth parallel circuits are located at the 2nd, 3rd, 5th, 8th,... Agent: Christensen, O'connor, Johnson, Kindness, PLLC

20090096311 - Method for making stators of polyphase rotating electrical machines, stators obtained by said method: A method for making a polyphase rotating electrical machine stator, comprising an assembly of plates, slots, and a corrugated coil including a plurality of phase windings each formed with at least one continuous electrically conductive wire configured in successive recesses comprising a plurality of branches extending in a series of... Agent: Matthew R. Jenkins Jacox, Meckstroth & Jenkins

20090096313 - Stator for rotating electrical machine, part to be used for stator and method for manufacturing stator for rotating electrical machine: A stator includes a stator core having a plurality of slots in a direction parallel to the rotating shaft of a rotating electrical machine; and a coil plate laminated body formed by laminating a plurality of I-shaped coil plates, each of which has an insulating film adhered at least on... Agent: Sughrue Mion, PLLC

20090096314 - Electric motor: The present invention relates to a new process for the preparation of NO-donating compounds using a sulfonated intermediate. The invention relates to new intermediates prepared therein suitable for large scale manufacturing of NO-donating compounds. The invention further relates to the use of the new intermediates for the manufacturing of pharmaceutically... Agent: Arent Fox LLP

20090096315 - Brush board for high current electric motor: A brush board assembly for a DC or AC motor employs a spool-shaped frame unitarily formed of a mounting plate, a series of support members that extend axially and define the brush holders, and an outer support plate that is generally parallel to the mounting plate. This frame may be... Agent: Bernhard P. Molldrem, Jr.

20090096316 - Pole piece structure of stator with radial winding: The present invention relates to a pole piece structure of stator with radial winding, which employs an optimum ratio α to define the form of the pole piece, increase the overlap region of inductance and torque and lower the cogging torque of a motor, so as to strengthen the self-starting... Agent: Bacon & Thomas, PLLC

20090096317 - Rotating machine: There is provided a rotating machine including a stator and a rotor, in which the inner side surface (facing the stator) of the axial end structures of the stator is provided with grooves filled with an electrically nonconductive material.... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090096318 - Method and appartus for generating electricity: An apparatus includes a silica container that contains a plurality of silica particles such that a first subgroup of the plurality of silica particles is located within a first chamber of the silica container and a second subgroup of the plurality of silica particles is located within a second chamber... Agent: Patent Ingenuity, PC

20090096319 - Surface acoustic wave device: A surface acoustic wave device includes a base substrate, first and surface acoustic wave filters mounted on a surface of the base substrate, and a sealer provided on the surface of the base substrate and covering the first and second surface acoustic wave filters. The first and second surface acoustic... Agent: Wenderoth, Lind & Ponack L.L.P.

20090096320 - Surface acoustic wave device: A surface acoustic wave device includes a LiNbO3 substrate having a plurality of grooves formed in the upper surface thereof, an IDT electrode formed by filling the grooves with a metal, and a SiO2 layer arranged to cover an upper surface of the LiNbO3 substrate and the IDT electrode and... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20090096321 - Surface acoustic wave device, and manufacturing method therefor: A surface acoustic wave device is enable to prevent electrode erosion, without any specific environmental process. The surface acoustic wave device includes a piezoelectric substrate, an electrode for the formation of surface acoustic wave, being formed on the piezoelectric substrate, on the piezoelectric substrate, a frame-shaped layer surrounding the electrode... Agent: Arent Fox LLP

20090096322 - System and methodology for generating electricity using a chemical heat engine and piezoelectric material: A system for generating electrical power supply signals includes at least one heat engine having a chamber that undergoes heating/cooling cycle and corresponding pressure variations. At least one piezoelectric transducer is deformed in response to the pressure variations of the heat engine. A power converter transforms the electric signals generated... Agent: Gordon & Jacobson, P.C.

20090096323 - Method and device for moving an element to be driven using an actuating element formed by etching in a semiconductor material: The invention concerns an element to be driven, a driving element designed to be urged into engagement with the element to be driven and an actuating element adapted to move the driving element so that it drives the element to be driven in step-by-step displacement, the driving element and the... Agent: Pauley Petersen & Erickson

20090096324 - Piezoactuator, method for producing a piezoactuator and injection system of said piezoactuator: A piezoactuator for injecting fuel with a predetermined fuel pressure has an at least laterally narrowing casing around the internal space of the actuator which has a first temperature- and/or pressure-dependent volume change, a piezo stack located in the internal space which has a second temperature- and/or pressure-dependent volume change,... Agent: Baker Botts L.L.P. Patent Department

20090096325 - Actuator: d) a second means for causing movement of said first layer of material to cause a flexure of said layer of material and said support beam, wherein said first layer of material evidences a thermal coefficient of expansion that is different than a thermal coefficient of expansion of said support... Agent: Haverstock & Owens LLP

20090096326 - Piezoelectric actuator, acoustic component, and electronic device: A piezoelectric actuator capable of providing high sound pressure and excellent frequency characteristics when it is used as an acoustic element and advantageous for a reduction in size. The piezoelectric actuator (50) comprises a piezoelectric element (10) performing such an expansion/contraction motion that its principal plane is expanded or contracted... Agent: Sughrue Mion, PLLC

20090096327 - Method and apparatus for reducing size of ultrasound transducer cable: Ultrasound transducer comprises an array of elements forming rows and columns and wires within a transducer cable configured to connect at least a portion of the elements to an ultrasound system. The array comprises a central row and at least first and second outer rows positioned along opposite sides of... Agent: Dean D. Small The Small Patent Law Group LLP

20090096328 - Substrate with a piezoelectric thin film: A substrate has a first thermal expansion coefficient and a piezoelectric thin film has a second thermal expansion coefficient. The piezoelectric thin film is mainly composed of a potassium sodium niobate (K,Na)NbO3 with a perovskite structure. A curvature radius of a warping of the substrate provided with the piezoelectric thin... Agent: Mcginn Intellectual Property Law Group, PLLC

20090096329 - Piezoelectric devices and methods for manufacturing same: Piezoelectric devices and associated fabrication methods are disclosed. An exemplary piezoelectric device includes a piezoelectric vibrating piece having first and second electrodes and first and second surfaces, a glass base having first and second surfaces, and a lid. These three parts also form the device package. The first surface of... Agent: Klarquist Sparkman, LLP

04/09/2009 > patent applications in patent subcategories. category listing, related patent applications

20090091194 - Actuator: When currents are applied to driving coils, electromagnetic forces are generated between the currents and magnetic fluxes passing through gaps, a shaft member is swung in one direction, and a tilt angle of a mirror (controlled object) changes relative to a support center point. Electromotive forces generated in detection coils... Agent: Brinks Hofer Gilson & Lione

20090091195 - Free piston electromagnetic engine: A converter converts mechanical energy of a piston to and from electrical energy during each piston cycle.... Agent: Searete LLC

20090091196 - Magnetic power supply engine: An electric motor utilizing a plurality of linearly reciprocating magnetic elements comparable to pistons in a fluid motor and a linear-to-rotary motion translation element comprising a sinusoidal member engaging the reciprocating magnetic elements. The sinusoidal member is fixed to a rotary output shaft. Each reciprocating magnetic element has rollers for... Agent: Merek, Blackmon & Voorhees, LLC

20090091197 - Drive mechanism for a mail sorting sorting machine, or method for assembling a drive mechanism for a mail sorting sorting machine: The invention relates to a method for assembling a drive mechanism for a mail sorting sorting machine, or to a drive mechanism for a sorting gate of a mail sorting sorting machine, used to deflect flat, flexible mail items during their conveyance through a mail sorting sorting machine, comprising a... Agent: The Nath Law Group

20090091198 - Flux-switching machine: A flux-switching machine stator comprising two or more C-cores, each C-core having two legs and a back portion joining the legs, and a permanent magnet arranged between legs of adjacent C-cores. Each leg has a main portion and a tip portion further from the back portion characterized in that the... Agent: Mccormick, Paulding & Huber LLP

20090091199 - Handheld electric mixer: A handheld electric mixer has a variable speed motor and a two-speed gearbox for transmitting driving torque of the motor to a pair of work pieces that mix, blend, beat or otherwise act upon a food item or recipe constituents. The gear box has a first gear ratio for providing... Agent: Leydig Voit & Mayer, Ltd

20090091200 - Rotor with a thermal barrier and a motor with such a rotor: The invention provides an electrical line-start motor comprising with a stator and a squirrel cage rotor adapted for rotation around a centre axis. The rotor comprises a squirrel cage winding in which a current is induced by corresponding windings of the stator, and a set of permanent magnets. To protect... Agent: Mccormick, Paulding & Huber LLP

20090091216 - Adjustment drive of a motor vehicle: The invention relates to an adjustment drive of a motor vehicle, wherein the adjustment drive includes a drive motor having a motor magnet that generates a magnetic exciter main field and having a motor armature that is rotatably arranged between a plurality of magnet poles of said motor magnet. The... Agent: King & Spalding

20090091217 - Direct-drive built-in motor with special sensor attachment: The aim of the invention is to simplify and to secure the mounting and adjusting of sensors on built-in motors. As a result, a direct drive built-in motor is equipped with a first motor component (2) which comprises at least one motor mounting element (21) for securing the first motor... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090091218 - Temperature protection device for brushless dc motor: A temperature protection device for a brushless DC Motor, wherein a thermal fusing type protector is provided at a depression formed on a casing of the plastic-packaged brushless DC Motor. In this way, the thermal fusing type protector can be provided conveniently at a position where the casing temperature is... Agent: Ratnerprestia

20090091201 - Axial impact liner: An axial impact liner comprises a bearing liner having a shear member and a pocket. A spring and a supply of oil may be included within the pocket. In the event of an axial load, such as from a bearing or main rotor failure, the axial impact liner can shear... Agent: Honeywell International Inc.

20090091202 - Shrink tube encapsulated magnet wire for electrical submersible motors: An electrical motor for an electrical submersible pump wherein the electrical motor has increased heat transfer capabilities. The electrical motor includes a housing and a plurality of stator laminations within the housing. Each stator lamination defines a central orifice and a plurality of lamination slots. A plurality of magnet wires... Agent: Fellers Snider Blankenship Bailey & Tippens

20090091203 - Retainer bearing for an electric machine, and electric machine comprising at least one such retainer bearing: Disclosed is a retainer bearing (1) for retaining a rotor shaft of an electric machine. Said retainer bearing (1) comprises an outer bearing ring (2) and an inner bearing ring (5). At least one gliding element (7) which is preloaded in a radial direction of the retainer bearing (10) is... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090091204 - Motor having twin-rotor: A motor includes a stator, a first rotor and a second rotor. The stator has a plurality of outer teeth projecting outward from an annular stator yoke, a plurality of inner teeth projecting inward from the stator yoke, and windings wound on both of the teeth. Instead of providing both... Agent: Ratnerprestia

20090091205 - Single field rotor motor: A single field rotor motor comprising a rotor mounted for rotation with respect to a stator. The stator has a plurality of stator poles each having a coil for creating a magnetic pole force. The rotor has a plurality of circumferentially spaced salient rotor poles formed thereon, and has a... Agent: Young & Basile, P.C.

20090091206 - Winding head isolation element and multiphase electric motor: The invention concerns a winding head isolation element (1) with a body (2, 3) having a first longitudinal side (5), a second longitudinal side (6), a first transversal side (7) and a second transversal side (8), and a tongue portion (9) projecting from the first longitudinal side (5), the body... Agent: Mccormick, Paulding & Huber LLP

20090091207 - Dc-motor: e

20090091208 - Combination - type collector ring unit: A collector ring unit includes a base, and a plurality of insulated spacer rings sleeved onto the base respectively and each having a ring body, a plurality of through holes through the ring body, and a notch formed on the ring body. A plurality of conductive slip rings are respectively... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20090091209 - Commutator rotor of an electrical machine and procedure for its manufacture: A rotor exhibits a carbon commutator (4). For the manufacture of the rotor, an insulating support (9) is positioned on the rotor shaft (1). The insulating support (9) features lugs (13), around which the winding ends (8) of the rotor coils (3) are wound; after the removal of the insulation,... Agent: Katten Muchin Rosenman LLP

20090091210 - Direct drive for large-scale drives: The invention relates to a direct drive for large-scale drives, comprising a stator (1) which is configured, when seen from the peripheral direction, by a plurality of segments (3, 4, 5, 6), each having a self-contained winding arrangement, and a rotor which is configured from segments. The segments of the... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090091211 - Electric motor: A small size permanent magnet direct current motor has a housing accommodating a permanent magnet stator and a wound rotor. The rotor has a rotor core with a diameter of 23 mm±3 mm and 12 poles and a cylindrical commutator. The motor has an output power of more than 25... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090091212 - Device and method for driving an ultrasound piezoelectric actuator: A device for driving ultrasound piezoelectric actuators, on the basis of a DC voltage. The device includes an impedance matching branch mounted in parallel with the actuators and including a capacitor in series with a selection switch, which is closed and opened, at the same time as the selection switch... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090091213 - Ultrasonic actuator: An ultrasonic actuator includes: a piezoelectric element 10 producing stretching and bending vibrations; driver elements 2, 2 placed on the piezoelectric element 10 so as to be actuated in accordance with the vibrations of the piezoelectric element 10, thereby outputting a driving force; a case 12 for supporting the piezoelectric... Agent: Mcdermott Will & Emery LLP

20090091214 - Piezoelectric/electrostrictive ceramic composition and piezoelectric/electrostrictive device: The invention provides a (Li, Na, K)(Nb, Ta, Sb)O3 type piezoelectric/electrostrictive ceramic composition excellent in the electric field-induced strain at the time of high electric field application. The piezoelectric/electrostrictive film 122 of a piezoelectric/electrostrictive actuator 1 is a sintered body of a piezoelectric/electrostrictive ceramic composition. The piezoelectric/electrostrictive ceramic composition comprises... Agent: Burr & Brown

20090091215 - Piezoelectric actuator and liquid discharge head using the same: The piezoelectric actuator includes a piezoelectric film between two electrode layers and a diaphragm. Assuming that: each elastic coefficient of all materials is isotropic and a distortion amount of the piezoelectric film by an electric field is isotropic in all in-plane directions; a point located on a diaphragm surface and... Agent: Fitzpatrick Cella Harper & Scinto

04/02/2009 > patent applications in patent subcategories. category listing, related patent applications

20090085411 - Propulsion device using lorentz force: The present disclosure describes a system that uses the Lorentz Force to achieve propulsion and that does not generate a reacting force. In broad terms, the present invention includes a device that generates a magnetic field by generating a changing electric field and a carrier of electrically charged particles in... Agent: Holland & Knight LLP Attn: Stefan V. Stein/IPDept.

20090085412 - Brushless electric machine: A first member (40a) has a magnet assembly (20) that includes a plurality of permanent magnets (10) held with their homopoles contacting one another. A second member (50a) includes magnet coils (30), and is designed to be changeable in position relative to the first member. The magnet assembly (20) generates... Agent: Harness, Dickey & Pierce, P.L.C

20090085413 - Magnetized foucault pendulum energy source, earthquake detection device, object rotational change detection device using the work of jean bernard leon foucault in 1851, the national academy of sciences foucault pendulum, pantheon pendulum and museum of sc: A magnet attached to a Foucault pendulum would cause a current in a coil. This could be used as a source of energy to provide power. This device could study the rate of oscillation change between a coil and a magnet on a Foucault pendulum. Magnet and Foucault pendulum interaction... Agent: James T. Struck Or Dinosaurs, Trees, Religion And Galaxies

20090085414 - Ac generator for vehicles: The alternator (AC generator) of this invention is provided with a front (a second) housing, a rear (a first) housing, and a bolt. A bolt hole is formed in the front housing. A nut part that the bolt is screwed into is formed in the bolt hole. Another bolt hole... Agent: Oliff & Berridge, PLC

20090085415 - Stator assembly for an electric machine and method of manufacturing the same: A stator for an electric machine includes a plurality of core segments interconnected with one another. At least one core segment includes a plurality of teeth and a back portion that at least partially interconnects the teeth. A first one-piece mold defines a first end insulator portion and a plurality... Agent: Michael Best & Friedrich LLP

20090085416 - Yoke-integrated bonded magnet and magnet rotator for motor using the same: This invention provides a soft magnetic yoke-integrated bonded magnet in which a soft magnetic yoke has been integrally compression molded in such a state that the soft magnetic yoke is engaged in a joined face formed by bringing a binding material-containing magnetic powder into contact with a binding material-containing soft... Agent: Sughrue Mion, PLLC

20090085417 - Rotor assembly, in which at least one inter-claw space is sealed by the fan: The invention relates to a rotor assembly which is mounted such as to rotate around an axis of rotation (X-X′) and which comprises two magnet wheels with claws (10). The aforementioned magnet wheels are separated by an axial space and are disposed opposite one another. Moreover, each wheel (10) comprises... Agent: Beranato, White & Stavish

20090085418 - Generator for vehicle: A generator has a rotor boss engaged with a crankshaft with a rotor core engaged with the outer circumference of the rotor boss. A stator core is provided around the outer circumference of the rotor core with a bus ring opposed to one end surface of the rotor core. The... Agent: Birch Stewart Kolasch & Birch

20090085446 - Switching device, generator-motor apparatus using switching device, drive system including generator-motor apparatus, and computer-readable recording medium on which a program for directing computer to perform control of generator-motor apparatus is recor: A generator-motor apparatus includes a control circuit, an alternator, electrode plates, and switching devices. The electrodes plates have a substantial horseshoe shape, and are provided on an end surface of the alternator so as to surround a rotating shaft of the alternator. Each of the switching devices is formed by... Agent: Kenyon & Kenyon LLP

20090085419 - Hybrid touchdown bearing system: Upon operation, flywheel assemblies sand other such rotational mechanisms are released by mechanical backup bearings, which then normally remain disengaged until shutdown as the flywheel assembly is levitated by the axial magnetic field. However, either due to over heating of bearings, power failure or other stimuli, flywheels often suffer a... Agent: Lambert & Associates, P.l.l.c.

20090085420 - Adjustments device for a motor vehicle seat with an electric motor with a gear connected thereto: An adjustment device for a motorized vehicle seat has an electric motor and a gear connected to the electric motor. The electric motor has a nominal speed of more than 12,000 rpm, in particular of more than 15,000 rpm at nominal voltage.... Agent: John Lezdey

20090085421 - Rotating electrical machine and method for manufacturing the same: A rotating electrical machine includes: a stator that has a stator core and a stator coil; and a rotor disposed rotatably on an inner circumferential side of the stator core. The stator core includes a plurality of slots opening on the inner circumferential side and the slots are each formed... Agent: Crowell & Moring LLP Intellectual Property Group

20090085422 - Motor core component and motor component: To provide a core component for making it possible to enhance the space factor of a conductor wire in a storage section, a motor component including the core component, and a forming method of the motor component, the motor component includes a core component 10 shaped like a letter T... Agent: Mcdermott Will & Emery LLP

20090085423 - Rotating electrical machine core and rotating electrical machine: A core comprises a plurality of core split members having yoke portions and tooth portions and arranged in such a circumferential shape that the yoke portions contact with each other while the tooth portions being directed inward. The core further comprises a ring contacting with the yoke portions, and stoppers... Agent: Kenyon & Kenyon LLP

20090085424 - Yoke of rotating electric machine and method of manufacturing the same: A rotating electric machine includes a bearing; a rotating shaft supported via the bearing; and a yoke with a bearing support portion formed on a yoke bottom surface. The bearing support portion houses the bearing, and on a cylinder front-end portion of the bearing support portion, integrally formed is a... Agent: Oliff & Berridge, PLC

20090085425 - Flat spring and voice coil motor using the same: A flat spring of a voice coil motor includes a fixing frame having a first connector, and an elastic arm. The elastic arm includes a main body, and a first curve portion. The first curve portion is arranged on one terminal end of the main body and connects with the... Agent: Hdls Patent & Trademark Services

20090085426 - Carbon nanotube mems assembly: A carbon nanotube MEMS assembly comprises a plurality of carbon nanotubes oriented into a patterned frame, the patterned frame defining at least two components of a MEMS device. An interstitial material at least partially binds adjacent carbon nanotubes one to another. At least one component of the frame is fixed... Agent: Thorpe North & Western, LLP.

20090085427 - Electrical power generation from fluid flow: A power generation system produces electrical power from the flow of a fluid, such as water. Particularly, the fluid flow may be driven by evaporation of the fluid. A conduit for conveying the fluid is defined through a substrate includes at least one opening for allowing evaporation of the fluid.... Agent: Howard & Howard Attorneys PLLC

20090085428 - Crystal resonator: A crystal resonator comprises an AT-cut crystal vibrating element that is driven by a thickness-shear mode and is in the shape of a rectangular plate. A pair of excitation electrodes is formed, facing front and rear surfaces of the crystal vibrating element. Each of the excitation electrodes is formed in... Agent: Mots Law, PLLC

20090085429 - Surface acoustic wave device: c

20090085430 - Compensation of resonators for substrate and transducer assymetry: An in-line SAW resonator employs an asymmetric adjustment of the Bragg frequencies of the left outer reflector and right outer reflector where the degree of periodicity shift and the relative direction of the frequency shift are calculated to move the peaks of the acoustic standing wave trapped between the gratings... Agent: Vern Maine & Associates

20090085431 - Piezoelectric devices and methods for manufacturing same: Devices are disclosed that include a piezoelectric vibrating piece; a glass base and lid form a package enclosing the piezoelectric vibrating piece. The piece has first and second electrodes. The base has first and second opposing surfaces. The base mounts the piezoelectric vibrating piece, and the lid seals the piezoelectric... Agent: Klarquist Sparkman, LLP

20090085433 - Drive apparatus for ultrasonic motor: A drive apparatus for an ultrasonic motor is provided wherein a diphase alternating drive signal having a predetermined phase difference and a predetermined drive frequency is applied to an ultrasonic vibrator equipped with a driver to be in contact with a driven member, such that longitudinal vibration and bending vibration... Agent: Scully Scott Murphy & Presser, PC

20090085434 - Drive wave generation circuit: To generate a drive wave for driving a piezo-actuator. Drive data concerning the number of drive waves supplied through a serial bus is stored in a drive data storage unit. A comparing circuit detects whether or not the number of drive waves have been generated, the number being specified by... Agent: Osha Liang L.L.P.

20090085435 - Liquid transport apparatus, liquid transport head, and piezoelectric actuator: A liquid transport apparatus includes: a channel unit; a piezoelectric actuator which applies a pressure to a liquid in a pressure chamber and which has a first and a second piezoelectric layers, a first, a second, and a third electrodes, the first piezoelectric layer covering the pressure chamber and polarized... Agent: Eugene Ledonne, Esq. 29th Floor

20090085432 - Self-poling piezoelectric mems device: A self-poling piezoelectric based MEMS device is configured for piezoelectric actuation in response to application of a device operating voltage. The MEMS device comprises a beam, a first electrode disposed on the beam, a layer of piezoelectric material having a self-poling thickness disposed overlying a portion of the first electrode,... Agent: Freescale Semiconductor, Inc. Law Department

20090085436 - Electrical component that includes a ceramic substrate and piezoelectric transformer: An electrical component includes a ceramic substrate and a piezoelectric transformer, which is connected electrically and mechanically to the ceramic substrate.... Agent: Slater & Matsil, L.L.P.

20090085437 - Hybrid thin film heterostructure modular vibration control apparatus and methods for fabrication thereof: Microelectromechanical systems (MEMS) include critical devices for various highly sensitive applications. However, MEMS operation may be impaired by vibration. A modular vibration control pedestal for integration with a MEMS is provided according to embodiments of the present invention which includes a piezoelectric perovskite oxide disposed on a substrate and a... Agent: U S Army Research Laboratory Attn Amsrl Cs Cc Ip

20090085438 - Piezoelectric fan, cooling device containing same, and method of cooling a microelectronic device using same: A piezoelectric fan includes a piezoelectric actuator patch (110, 210, 310) and a blade (120, 220, 320) attached to the piezoelectric actuator patch. The blade has a hole (121, 127, 221) in it, and a door (122, 128, 222) is adjacent to the hole and attached to the blade (as... Agent: Intel Corporation C/o Intellevate, LLC

20090085440 - Ultrasonic probe: A wideband and high sensitive ultrasonic probe adaptable to harmonic imaging by improving the sensitivity of vibrators in a wider frequency band without hindering the operation of piezoelectric materials. The ultrasonic probe includes: a vibrator array including plural vibrators for transmitting and/or receiving ultrasonic waves, each of the plural vibrators... Agent: Sughrue Mion, PLLC

20090085439 - Ultrasonic sensor: An ultrasonic sensor is disclosed. The ultrasonic sensor includes a plurality of sensor elements arranged in an array. Each sensor element includes an ultrasonic sensing element and an acoustic matching member. The ultrasonic sensor further includes a bonding member having a thickness approximately equal to a space interval between adjacent... Agent: Posz Law Group, PLC

20090085441 - Piezoelectric transducers and associated methods: Piezoelectric transducers and associated methods are disclosed. In one embodiment, a piezoelectric transducer includes a support member, a piezoelectric element attached to the support member, and a pressurized chamber at one side of the piezoelectric element. The piezoelectric element comprises a flexible film, and the pressurized chamber contains a fluid... Agent: Perkins Coie LLP Patent-sea

20090085442 - Passive self-tuning resonator system: The invention is a system incorporating a self-tuning resonator and method of self-tuning a resonator within a system. In one embodiment, a method of powering a system with energy harvested from a vibrating surface includes receiving a first mechanical energy at a first driving frequency from the vibrating surface, transferring... Agent: Maginot, Moore & Beck, LLP Chase Tower

20090085443 - Piezoelectric device and liquid-ejecting head: The piezoelectric device includes a substrate, a first electrode deposited on the substrate, a piezoelectric film deposited on top of at least a part of the first electrode by vapor phase deposition, a second electrode deposited on the piezoelectric film and having a water vapor transmission rate of not more... Agent: Birch Stewart Kolasch & Birch

20090085444 - Dielectric elastomer fiber transducers: Disclosed are electroactive polymer fibers, processes of preparing electroactive polymer fibers, and devices containing electroactive polymer fibers. Devices can be used as actuators and sensors, generators and transducers. Applications include inter alia artificial muscles, prosthetics and robotics.... Agent: Woodcock Washburn LLP

20090085445 - Perovskite-oxide lamination, piezoelectric device, and liquid discharge device: A perovskite-oxide lamination constituted by a substrate and one or tore first films of a first oxide of a perovskite type and one or more second films of a second oxide which are alternately formed over the substrate. The first oxide has a composition expressed as ABO3, the second oxide... Agent: Birch Stewart Kolasch & Birch

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