|Electrical generator or motor structure patents - Monitor Patents|
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Electrical generator or motor structure September class, title,number 09/09Below 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. 09/24/2009 > patent applications in patent subcategories.
20090236919 - Stator assembly for electric machines: A stator assembly is provided with detachable teeth that are made of magnetic powder material. The teeth are so configured and sized as to be interconnected to a core body of the stator with pre-formed coils that are positioned between adjacent teeth.... Agent: Fay Kaplun & Marcin, LLP
20090236920 - Systems and methods involving opitmized motors: A motor comprising, a rotor having a shaped pole operative to minimize cogging torque and electro motive Force (EMF) harmonics, a stator having teeth members, the teeth members including, end portions, wherein the end portions partially define slot openings having a first dimension, and a notch opening defined by the... Agent: Cantor Colburn, LLP
20090236951 - Switched reluctance motor: The present invention relates to a switched reluctance motor which includes a housing, a stator and a rotor received and installed within the housing, and a rotor position detecting unit that detects a rotational position of the rotor at an outer side of the housing. Assembling can be quickly and... Agent: Ked & Associates, LLP
20090236921 - Drive unit: A drive unit in particular for an actuating element of a motor vehicle, is described, which has a gear mechanism unit, a drive motor and a contacting unit, with the gear mechanism unit encompassing a first interface for a detachable attachment of the drive motor and a second interface for... Agent: King & Spalding
20090236922 - High-efficiency, variable-speed permanent magnet motor and control system: A high-efficiency motor is disclosed. The motor includes two sets of permanent magnets and further includes electromagnets incorporated to be energized by a control system to provide a variable-speed motor that produces high torque.... Agent: William C. Milks, Iii
20090236923 - Permanent-magnet-type rotating electrical machine: An object of the present invention is to provide a permanent-magnet-type rotating electrical machine capable of realizing a variable-speed operation at high output in a wide range from low speed to high speed and improving efficiency and reliability. The permanent-magnet-type rotating electrical machine of the present invention includes a stator... Agent: Foley And Lardner LLP Suite 500
20090236924 - Brushless machine with tapered poles: A method and apparatus in which a rotor (11) and a stator (17) define a radial air gap (20) for receiving AC flux and at least one DC excitation coil (23, 24) positioned near the stator end turn to produce DC flux in axial air gaps (21, 22) additive to... Agent: Ornl-utb-luedeka, Neely & Graham
20090236925 - Self magnetizing motor: A self magnetizing motor, in which a magnetic substance is disposed at the rotor and a stator is provided with a magnetizing portion to magnetize the magnetic substance, and the magnetizing portion forms an exciter pole protruding toward the magnetic substance and a tip portion tapered at an end of... Agent: Mckenna Long & Aldridge LLP
20090236926 - Rotor for rotating electrical machine and method of manufacturing same: In a rotor for a rotating electrical machine, a flange of an insulating bobbin is formed with a first hook portion and a second hook portion. The first hook portion directs a lead of a field coil both against the winding direction of the field coil and radially inward. The... Agent: Oliff & Berridge, PLC
20090236927 - Brushless motor including stator core and disk drive: A brushless motor is provided. A stator core has a plurality of teeth extending radially from an annular portion of the stator core. The number of the teeth is an integral multiple of the number of coil-drive phases. Coil relief holes for allowing coils to enter are formed on the... Agent: Fulwider Patton LLP
20090236928 - Electrical machine: The invention describes an electrical machine having an armature with armature slots for accommodating armature coils, and a commutator with commutator laminates. At least one armature coil is formed from two coil elements, which are arranged symmetrically with respect to one another in relation to the axis of rotation of... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.
20090236929 - Rotor of an electrical machine and motor with such a rotor: The invention concerns a rotor of an electrical machine, particularly a driving motor for a hermetically enclosed refrigerant compressor with a body (4) comprising a magnetically conductive material, the rotor having a plurality of axially extending slots (5, 6), which are filled with an electrically conductive material. It is endeavoured... Agent: Mccormick, Paulding & Huber LLP
20090236930 - Motor and control unit thereof: A motor includes: a rotor having permanent magnets in which N-poles and S-poles are alternately arranged in the circumferential direction; seven stator pole groups, each of which has a plurality of stator poles arranged in the circumferential direction, the stator pole groups being arranged with the circumferential and axial positions... Agent: Oliff & Berridge, PLC
20090236931 - Shape memory alloy actuator: A shape memory alloy actuator includes a wire material of a shape memory alloy of which, one end is fixed, a mobile object which is mechanically coupled with the other end of the wire material, a bias applying member which applies an external force on the mobile object, in a... Agent: Scully Scott Murphy & Presser, PC
20090236932 - Electrostatic acting device: An electrostatic acting device is so formed that a distance between partial regions of a first electrode of a first substrate and a second electrode of a second substrate is smaller than an interelectrode distance controlled by a gap control portion.... Agent: Ditthavong Mori & Steiner, P.C.
20090236933 - Piezoelectric device and method of production thereof: A piezoelectric device includes a lower electrode, a piezoelectric film and an upper electrode laminated in this order on a support. An oxide film containing a material that forms a lower electrode is formed on a side surface of the piezoelectric film. The piezoelectric device is produced such that an... Agent: Birch Stewart Kolasch & Birch
20090236934 - Surface acoustic wave device and method of fabricating the same: A surface acoustic wave device includes a piezoelectric substrate, an interdigital transducer (IDT) formed on the piezoelectric substrate, an interconnection electrode that is provided on the piezoelectric substrate and is connected to the IDT, the IDT being made of a metal identical to that of the IDT, an inorganic insulation... Agent: Arent Fox LLP
20090236935 - Boundary acoustic wave device: s
20090236936 - Piezoelectric device and method for manufacturing piezoelectric device: A piezoelectric device includes: a container; a piezoelectric resonator element accommodated in the container; a circuit element accommodated in the container so as not to overlap with the piezoelectric resonator element in a plan view; and a mounting stage to which the piezoelectric resonator element is fixed. The mounting stage... Agent: Harness, Dickey & Pierce, P.L.C
20090236937 - Low frequency oscillator, the omni-directional type low frequency underwater acoustic transducer using the same and the cylindrical radiation type low frequency underwater acoustic transducer using the same: A low frequency oscillator includes a plurality of drum-shaped oscillators. Each of the drum-shaped oscillators is constructed so that a pair of disk-shaped flexural vibrators is attached on both open ends of a conductive cylinder so as to be arranged face to face. And a conductive elongated coupling member is... Agent: Nec Corporation Of America
20090236938 - Ultrasonic torsional mode and longitudinal-torsional mode transducer system: The present invention relates to the design of piezoelectric transducer subassemblies and systems primarily intended for medical and dental applications. The invention also provides transducer subassemblies and systems with improved performance and a capability to operate more efficiently in torsional or a combined longitudinal-torsional mode of vibration. The invention enables... Agent: Elaine C. Stracker
20090236939 - High-performance electroactive polymer transducers: Transducers employing electroactive polymer films are disclosed.... Agent: Levine Bagade Han LLP
20090236940 - Ultrasonic probe and method of manufacturing the same: In an ultrasonic probe in which individual wires led out from multilayered piezoelectric elements are arranged in a staggered manner, short-circuit is prevented. Each of the elements includes: a multilayered structure in which piezoelectric material layers and at least one internal electrode are stacked; first and second flat electrodes; first... Agent: Sughrue Mion, PLLC
20090236941 - Piezoelectric component and method for manufacturing same: Disclosed is a piezoelectric component (1) comprising a piezoelectric transducer (10) wherein a pair of electrodes (20a, 20b) are formed on both major surfaces of a piezoelectric substrate (11), a pair of frame members (30a, 30b) fitted to both major surfaces of the piezoelectric transducer (10), a pair of sealing... Agent: Procopio, Cory, Hargreaves & Savitch LLP
20090236945 - Monolithic piezoelectric element and method for manufacturing the same: A monolithic piezoelectric element includes an element assembly in which internal electrode layers and piezoelectric ceramic layers are laminated alternately. The internal electrode layers contain an Ag—Pd alloy, which has an Ag content of 85 percent by weight or more as a primary component, a metal element having a valence... Agent: Dickstein Shapiro LLP
20090236943 - Piezoelectric ceramic and piezoelectric element employing it: The piezoelectric element 20 of the invention comprises a pair of electrodes 2,3 and a piezoelectric ceramic 1 comprising as the major component a solid solution of the two components KNbO3 and BaTiO3. In the solid solution, the molar ratio of KNbO3 is 0.5-0.9 with respect to the total of... Agent: Drinker Biddle & Reath (dc)
20090236944 - Piezoelectric thin film element, and an actuator and a sensor fabricated by using the same: A piezoelectric thin film element includes a substrate, a lower electrode, a piezoelectric thin film, and an upper electrode. The lower electrode, the piezoelectric thin film and the upper electrode are formed on the substrate. The piezoelectric thin film includes a polycrystal thin film including crystal grains, an alkali niobium... Agent: Mcginn Intellectual Property Law Group, PLLC
20090236946 - Piezoelectric/electrostrictive film element: An actuator includes a first electrode disposed on the top surface of a ceramic substrate (for example, zirconium oxide), a piezoelectric/electrostrictive substance disposed on the first electrode, and a second electrode disposed on the piezoelectric/electrostrictive substance, wherein the input of an electric power alters the volume of the piezoelectric/electrostrictive substance.... Agent: Burr & Brown
20090236947 - Piezoelectric materials: A piezoelectric perovskite mixed oxide compound has the general formula (BiFeO3)x—(PbTiO3)1-X and contains up to 5 at % lanthanum or other rare earth substitution, in which x has a value in the range 0.5 to 0.9. Such compounds are capable of withstanding gas turbine operating temperatures and are suitable for... Agent: Miles & Stockbridge PC
20090236948 - Piezoelectric transformer: A piezoelectric transformer with a body that includes a first functional part and a second functional part is disclosed. The second functional part has inner electrodes, located in the body, which are connected to outer electrodes of this part. The first outer electrode of the first functional part is arranged... Agent: Slater & Matsil, L.L.P.
20090236949 - Process for producing a piezoelectric film, film forming apparatus, and piezoelectric film: A piezoelectric film is formed on a substrate by a sputtering technique at a film formation temperature higher than a Curie temperature. An electric field is formed across the piezoelectric film in a direction heading from a surface side of the piezoelectric film toward the substrate side before a temperature... Agent: Birch Stewart Kolasch & Birch
20090236950 - Manufacturing method of tuning-fork type quartz crystal resonator: On a quartz crystal wafer, a metal film is formed on a quartz crystal substrate processed into a tuning-fork form by evaporation or sputtering, the metal film is patterned into desired electrode and wiring line shapes by photolithography/etching, and then a crotch portion 30 is irradiated with laser from a... Agent: Jacobson Holman PLLC09/17/2009 > patent applications in patent subcategories.
20090230785 - Sliding system with onboard moving-coil linear motor: A sliding system with onboard moving-coil linear motor is disclosed in which an armature assembly is a printed-circuit board, armature windings of flat configuration and coil stay having a stay and any number of cores made integral with the stay. The armature assembly is held by virtue of the stay... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw
20090230786 - Linear power-generating apparatus: A linear power-generating apparatus is provided, including a column element having permanent magnetic field, and a coil set surrounding the column element. The column element includes a plurality of permanent magnetic segments and a plurality of yokes placed between two neighboring permanent magnetic segments. The magnetic segments are arranged in... Agent: Lin & Associates Intellectual Property, Inc.
20090230787 - Spherical motor rotating in multiple degrees of freedom: A spherical motor rotating in multi degrees of freedom has a reliable capability of determining positioning. The spherical motor includes a hollow spherical-shaped stator installed with a bi-level bobbin wound by coil generating a synthesized magneto-motive force on an inner surface thereof; and a rotor formed inside the stator and... Agent: Kinney & Lange, P.A.
20090230789 - Drive system: The invention relates to a drive system having at least one electrical direct drive and at least one bearing module, wherein the bearing module has a radial bearing and/or an axial bearing, and wherein the electrical direct drive and the bearing module have a cooling device.... Agent: Henry M Feiereisen, LLC Henry M Feiereisen
20090230788 - Electric motor: An electric motor (10) includes a stationary shaft-shaped central portion (100) extending through respective central portions of an inner rotor (301), an outer rotor (302), and a stator (200), and a cooling structure (400) provided using the interiors of the stator and the shaft-shaped central portion. The motor can be... Agent: Squire, Sanders & Dempsey L.L.P.
20090230790 - Electrical machine with an internally cooled rotor: The invention relates to an electrical machine with an internally cooled rotor. In order to improve the cooling power of such a machine without the use of a fan wheel fitted separately on the rotor, the invention proposes an electrical machine with a stator laminate stack and a rotor in... Agent: Henry M Feiereisen, LLC Henry M Feiereisen
20090230791 - Drive unit having optimized cooling: The invention concerns an electric drive unit with a steering motor and a propulsion motor which are arranged co-axially with one another and which, respectively, steer a wheel of the vehicle or drive it in the sense of propulsive movement. A first motor (1) has a hollow drive shaft (2),... Agent: Davis & Bujold, P.l.l.c.
20090230824 - Electric motor: An electric motor has a stator (12) as well as a rotor (14) rotatable about a rotation axis (85) and a sensor magnet (82) having an even number of sensor poles (71, 72, 73, 74). The sensor magnet (82) is configured to generate a magnetic flux having a magnetic flux... Agent: Oliver Intellectual Property LLC
20090230792 - Connection arrangement for supplying power to an electric motor: A connector arrangement is provided for supplying electric power to a three-phase motor to produce motor operation in either a delta mode or a star mode, use being made of modular units that are removably mounted within a chamber contained in an outer frame that is secured to the motor... Agent: Laubscher & Laubscher, P.C.
20090230794 - Magneto generator: In a magneto generator, second phase lead wires (10a, 10b) and third phase lead wires (11a, 11b) among individual one pair of first, second and third lead wires (9a, 9b; 10a, 10b; 11a, 11b) are covered with first protective tubes (12a, 12b), respectively. The second phase lead wires (10a, 10b)... Agent: Sughrue Mion, PLLC
20090230793 - Stator mounting method: In a stator mounting method in which a coil unit is inserted into a stator core and a lead wire protruding from the coil unit is inserted into and mounted on a terminal portion of the stator core, the lead wire is passed through a lead wire pullout portion located... Agent: Kenyon & Kenyon LLP
20090230825 - Shaft coupling: The invention relates to a shaft coupling for connecting a transmitter (15) to an electrical machine, in particular to an electric motor (16), wherein an end section (5) of a transmitter shaft (6) and an end section (2) of a motor shaft (1) are arranged facing each other, and at... Agent: Henry M Feiereisen, LLC Henry M Feiereisen
20090230795 - Drive device for movable furniture parts: An article of furniture includes a drive device for moving a movable furniture part. The drive device includes an electric drive unit and a coupling device for at least temporarily transmitting a force of the electric drive unit to the movable furniture part, and the coupling device has a drive... Agent: Wenderoth, Lind & Ponack, L.L.P.
20090230796 - Flat type vibration motor with increased vibration amount: A flat type vibration motor with increased vibration amount comprises a vibrator (1), a hard circuit board (2), a rotor (3), a shaft (5), a lower case (9), a magnet (8), a flexible circuit board (11), a brush (10) and winding coils (a, b). The rotor (3) is formed by... Agent: Blakely Sokoloff Taylor & Zafman LLP
20090230797 - Vibration motor: Disclosed is a vibration motor. The vibration motor includes a bracket including a support tube protruding from the bracket, a case coupled with the bracket, a support shaft supported by the bracket and the case, a bearing rotatably fitted around the support shaft, a rotor fixed to the bearing to... Agent: Saliwanchik Lloyd & Saliwanchik A Professional Association
20090230798 - Base for heat-disspipating fan motor: A base for a heat-dissipating fan motor includes a plate member made of metal, a coupling barrel made of plastic, and an outer case made of plastic. The plate member is formed with at least one positioning leg and at least one air inlet hole. The plate member has a... Agent: Townsend And Townsend And Crew, LLP
20090230799 - Fixing strcture of motor spindle: The present invention relates to a fixing structure of motor spindle, which includes a spindle and a snap ring. One end of the spindle has a snap slot with a reduced diameter, and the inner hole of the snap ring shall be slightly greater than the maximum outer diameter of... Agent: Bacon & Thomas, PLLC
20090230800 - Rotor for an electrical machine and electrical machine for a drivetrain in a motor vehicle: A rotor and an electrical machine for a motor vehicle drivetrain. The rotor includes a rotor carrier with a radial supporting area, an axial supporting area, which extends axially with respect to the axis of rotation of the rotor and which is connected to the radial supporting area and has... Agent: Cohen, Pontani, Lieberman & Pavane LLP
20090230801 - Motor and method for manufacturing rotor unit of the motor: In a rotor unit of a motor, field magnets are inserted into respective magnet holding holes of a rotor core. End plates are arranged on the upper and lower end surfaces of the rotor core to cover the magnets holding holes. Each of the end plates preferably has three bent... Agent: Nidec Corporation C/o Keating & Bennett, LLP
20090230802 - Permanent magnet type generator and hybrid vehicle using the same: The present invention comprises a stator, and a rotor which is disposed oppositely to the stator with a gap interposed. The stator comprises a stator core, and a distributed stator winding mounted to the stator core. The stator core comprises a ring-like yoke core, and a plurality of teeth cores... Agent: Antonelli, Terry, Stout & Kraus, LLP
20090230803 - Embedded magnet motor and manufacturing method of the same: In an embedded magnet motor, radial magnets and first inclined magnets form north poles. The radial magnets and second inclined magnets form south poles. Core sheets each include preformed radial accommodating slots the number of which is expressed by P/2. Some of the preformed radial accommodating slots are short slots... Agent: Caesar, Rivise, Bernstein, Cohen & Pokotilow, Ltd.
20090230804 - Rotor assembly for electromechanical machine: A rotor assembly for an electromechanical machine includes a rotor core, an outer sleeve and an inner sleeve. The rotor core includes an outer diameter, and the outer sleeve is positioned about the outer diameter. The inner sleeve is positioned between the rotor core and the outer sleeve. One of... Agent: Carlson, Gaskey & Olds, P.C.
20090230806 - Electric motor: An electric motor comprising a rotor having plural magnetic poles in the circumferential direction; and a stator whose teeth are disposed opposite to the periphery of the rotor, with an air gap interposed between the rotor and the stator, wherein the coil conductors are wound on the stator so that... Agent: Crowell & Moring LLP Intellectual Property Group
20090230805 - Motor for electric power steering apparatus: [Means for Solving Problems] In a motor for a rack assist type electric power steering system arranged coaxially around a rack shaft coupled with a steering wheel and supplying a steering assist force to the rack shaft, the motor has a six-pole, nine-slot structure and the ratio between the number... Agent: Wenderoth, Lind & Ponack, L.L.P.
20090230808 - Motor stator and motor stator manufacturing method: A stator for motor comprises a stator core formed with a plurality of slots in an inner periphery thereof, a plurality of first laminated conductors each including a plurality of laminated thin plates in each slot, a plurality of second laminated conductors each including a plurality of laminated thin plates... Agent: Kenyon & Kenyon LLP
20090230807 - Stator for rotating electric machine: A stator includes: a stator core having a plurality of slots in a direction parallel to a rotating shaft of a rotating electric machine; a plurality of coil plate laminated bodies formed in such a manner that a plurality of coil plates each having an insulating film attached to at... Agent: Sughrue Mion, PLLC
20090230809 - Stator winding for a slotless motor: A stator winding for a slotless motor is parallel with the longitudinal axis of the motor except at the end turns of the coil windings. The coils have concentrated windings with a pair of coils wired in series to form one phase of the stator windings. Each of the pair... Agent: Heslin Rothenberg Farley & Mesiti PC
20090230810 - Cassette coil and rotating electrical machine having the cassette coil: A cassette coil comprising an insulator bobbin including a core tube around which a wire coated with an insulating film is wound, forming a coil, and a pair of plate-shaped flanges provided at both ends of the core tube, the flange including a cutout portion opening in a side, wherein... Agent: Kenyon & Kenyon LLP
20090230811 - Motor and compressor: A motor includes a rotating shaft, a rotor fixed to the rotating shaft, and first and second stators facing each other on opposite axial sides of the rotor with a gap in between. Each of the first and second stators includes a back yoke, teeth circumferentially arranged on a gap... Agent: GlobalIPCounselors, LLP
20090230812 - Stator of outer rotor type motor: A stator of an outer rotor type motor with high productivity and reliability is disclosed. To this end, the stator comprises a helical core having a plurality of stacked layers formed by winding a single metal sheet having a predetermined shape in the helical direction, a base and teeth protruded... Agent: Ked & Associates, LLP
20090230813 - Brush holder assembly with spring clip: A brush holder assembly of an electrical device is disclosed. The brush holder assembly includes a brush holder, a spring clip removable from the brush holder, a spring detachably coupled to the spring clip, and a spring retainer for retaining the spring on the spring clip. The spring clip is... Agent: Crompton, Seager & Tufte, LLC
20090230814 - Carbon brush of motor and method for producing the same: An electric motor that includes a rotor; a coil that is wound around the rotor; and a carbon brush that supplies power to the coil, wherein the brush is formed by using a raw material in which artificial graphite whose crystallites are flaky in shape is mixed with natural graphite... Agent: Oliff & Berridge, PLC
20090230815 - Micro electro mechanical system, semiconductor device, and manufacturing method thereof: The present invention provides a MEMS and a sensor having the MEMS which can be formed without a process of etching a sacrifice layer. The MEMS and the sensor having the MEMS are formed by forming an interspace using a spacer layer. In the MEMS in which an interspace is... Agent: Fish & Richardson P.C.
20090230816 - Surface acoustic wave resonator and surface acoustic wave device: A surface acoustic wave resonator includes a rotated Y-cut quartz substrate with a cut angle θ of about −53° to about −52° and an IDT electrode made of aluminum or an alloy primarily including aluminum provided on the quartz substrate. The propagation direction of surface acoustic waves is within a... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP
20090230817 - Ferroelectric single crystal, surface acoustic wave filter comprising the same, and production method thereof: The present invention provides a lithium tantalate (LT) single crystal or a lithium niobate (LN) single crystal, which has strong resistance to stress shock or thermal shock, and a surface acoustic wave filter comprising a piezoelectric substrate produced from the single crystal. The lithium tantalate single crystal or lithium niobate... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.
20090230818 - Drive unit: A drive unit (1) includes a stage (3), a first ultrasonic actuator (4A) for driving the stage (3) in the X direction, and a second ultrasonic actuator (4B) for driving the stage (3) in the Y direction. In driving the stage (3) in only one of the X and Y... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20090230819 - Compact rake piezoelectric assembly and method of manufacturing same: A compact rake piezoelectric assembly comprises a body (110), a plurality of blades (120) extending away from the body, and a piezoelectric patch (130) attached to the body. The piezoelectric patch has a fixed portion (138) and a free portion (139), with the fixed portion being constrained to be in... Agent: Intel Corporation C/o Cpa Global
20090230820 - Multi-element piezoelectric transducers: A piezoelectric transducer formed of a body of piezoelectric material having first and second opposed sides and first and second electrically conductive layers on the first and second sides respectively of the piezoelectric body, wherein the piezoelectric body and the electrically conductive layers are so constructed that they form a... Agent: Empk & Shiloh, LLP C/o Landon Ip, Inc.
20090230821 - Ceramic and method of manufacturing the same, dielectric capacitor, semiconductor device, and element: A method of manufacturing a ceramic includes forming a film which includes a complex oxide material having an oxygen octahedral structure and a paraelectric material having a catalytic effect for the complex oxide material in a mixed state, and performing a heat treatment to the film, wherein the paraelectric material... Agent: Oliff & Berridge, PLC
20090230823 - Operation of patterned ultrasonic transducers: There is provided a transducer array comprising at least one unitary piece of piezoelectric material having first and second opposing surfaces; and a conductive layer on each of said first and second opposing surfaces, wherein at least one of said conductive layers is divided up into a plurality of electrode... Agent: Empk & Shiloh, LLP C/o Landon Ip, Inc.
20090230822 - Patterned ultrasonic transducers: There is provided a transducer array for lysing an adipose tissue, the transducer array comprising at least one unitary piece of piezoelectric material having first and second opposing surfaces; and one or more conductive layers on each of said first and second opposing surfaces, wherein at least one of said... Agent: Empk & Shiloh, LLP C/o Landon Ip, Inc.09/10/2009 > patent applications in patent subcategories.
20090224613 - Corrosion-resistant magnetic circuit and voice coil motor or actuator: Provided are a magnetic circuit capable of being manufactured inexpensively due to omission of formation of a corrosion-resistant metallic surface film as well as a voice coil motor or an actuator by utilizing the same. The magnetic circuit comprises yoke members prepared from a plate material of 0.1 mm to... Agent: Millen, White, Zelano & Branigan, P.C.
20090224614 - Magnetic drive engine: By integrating the mechanics and the electromagnetism needed to push and pull the magnets on the pistons. The plug assembly is a staging area, for the coils and rods (mediums), to initiate the changing of polarity. Witch is controlled by a computer, for top performance.... Agent: John H. Overstreet
20090224615 - Sintered magnet and rotating machine equipped with the same: The sintered magnet and the rotating machine equipped with the same are disclosed. The sintered magnet includes crystal grains of a ferromagnetic material consisting mainly of iron, and a fluoride compound or oxyfluoride compound layer containing at least one element selected from an alkali metal element, an alkali earth metal... Agent: Crowell & Moring LLP Intellectual Property Group
20090224616 - Flat vibration motor: A flat vibration motor with a structure for coupling a stator portion and a base portion thereof is provided. The flat vibration motor includes a rotor portion, a stator portion, a fixing mount, and a base portion. The rotor portion generates vibrating force when rotating. The stator portion houses and... Agent: Saliwanchik Lloyd & Saliwanchik A Professional Association
20090224617 - Electric machine: An electric machine having a rotor and a stator that encloses the rotor, and having a first flange arrangement on at least one end face of the stator, wherein the first flange arrangement has a first flange component that has a connecting surface which adjoins the first end face of... Agent: Duane Morris LLP - Dc
20090224618 - Bearing for an electric actuator motor: An improved bearing for an electric motor includes a body portion having an open end configured to receive a portion of an armature shaft of an electric motor therein. In an illustrated embodiment, the bearing also includes a base configured to apply a spring force to an end surface of... Agent: Baker & Daniels LLP
20090224619 - Brushless motor: In a brushless motor includes a rotor having 2n magnetic poles and a stator having 3n slots, the magnetic poles of the rotor are composed of segment magnets arranged in three columns extending in an axial direction. The magnets of each column are displaced from the magnet of either adjacent... Agent: Wenderoth, Lind & Ponack, L.L.P.
20090224620 - Brushless motor: A brushless motor has rotor cores 15a to 15c dividedly formed into plurality in an axial direction, segment magnets 16a to 16c secured to outer circumferential surfaces of the rotor cores, and magnet holders 17a to 17c secured to the rotor cores, respectively, for holding the segment magnet. Each of... Agent: Wenderoth, Lind & Ponack, L.L.P.
20090224621 - Brushless motor: In a brushless motor including a rotor having 2n poles and a stator having 3n slots, segment magnets arranged, in three columns, in the axial direction, thus constituting rotor poles. The segment magnets of adjacent columns, which are identical in polarity, are displaced in the circumferential direction, thus forming a... Agent: Wenderoth, Lind & Ponack, L.L.P.
20090224622 - Motor and washing machine using the same: The present invention relates to a motor. A motor including a stator and a rotor that is rotatably provided at an outer side in a radial direction of the stator, the rotor comprising: a base part; a side wall part that is integrally formed with the base part and vertically... Agent: Mckenna Long & Aldridge LLP
20090224623 - Electric rotating machine and hybrid car provided with the same: An electric rotating machine includes a stator, a rotor inserted in a bore of the stator such that an air gap is formed between the stator and the rotor, and a plurality of permanent magnets embedded in a peripheral portion of the rotor core of the rotor in a circumferential... Agent: Crowell & Moring LLP Intellectual Property Group
20090224624 - Rotor structure for interior permanent magnet electromotive machine: A rotor structure for an interior permanent magnet (IPM) electromotive machine is provided. The rotor structure includes at least one rotor lamination including a first group of slots and a second group of slots arranged to form a magnetic pole. The first group of slots may be arranged to form... Agent: Beusse Wolter Sanks Mora & Maire, P.A.
20090224625 - Rotary electrical machine: A rotary electrical machine has a mechanism capable of varying an output characteristic, without increasing mechanical loss, or without consuming the electric power that does not contribute to increasing torque. The rotary electrical machine has a rotor with N pole and S pole magnets alternately and fixedly disposed thereon. An... Agent: Knobbe Martens Olson & Bear LLP
20090224626 - Electric machine: An electric machine having a rotor and a stator that encloses the rotor. The stator is closed at its end faces by flanges. A slot insulation is applied in an axial direction to the stator and has means of centering the rotor and/or the flanges with respect to the stator.... Agent: Duane Morris LLP - Dc
20090224627 - Rotary electric machine and electric vehicle: A rotary electric machine includes a stator having stator windings; and a rotor rotatably disposed in the stator, said rotor having a rotor core provided with a plurality of magnets and a plurality of magnetic auxiliary salient poles formed between poles of the magnets. In this rotary electric machine: a... Agent: Crowell & Moring LLP Intellectual Property Group
20090224628 - Twin rotor type motor: A stator of a twin rotor motor includes: an annular yoke; a plurality of outer teeth and outer slots provided on an outer circumference of the yoke; a plurality of inner teeth and inner slots provided on an inner circumference of the yoke; and a plurality of toroidally-wound coils on... Agent: Wenderoth, Lind & Ponack L.L.P.
20090224629 - Angular velocity detection apparatus: An angular velocity detection apparatus is disclosed. The angular velocity detection apparatus includes: a SAW angular velocity sensor; a synchronous detection unit configured to synchronously detect an output signal from the SAW angular velocity sensor by using a reference signal; and a switching signal generation unit. The switching signal generation... Agent: Posz Law Group, PLC
20090224630 - Ultrasonic actuator: An ultrasonic actuator includes: an actuator body (5) including an actuator body (50); a control circuit (150) for setting a driving frequency; power supply sources (191, 192) for applying a driving voltage having the driving frequency to the actuator body; and a memory (170) for storing data related to a... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20090224631 - Ultrasonic actuator: An ultrasonic actuator (2) includes an actuator body (3) generating a driving force, a case (4) containing the actuator body (3), and support rubbers (51) placed between the actuator body (3) and the case (4) to elastically support the actuator body (3) at both sides of the actuator body in... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20090224632 - Ultrasonic actuator: An ultrasonic actuator (3) includes an actuator body (4) performing a plurality of vibrations including a bending vibration, and a driver element (5) which is attached to a long side surface (40b) of the actuator body (4), and outputs a driving force by making an orbit motion in response to... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20090224633 - Electrical to mechanical energy converter: An energy conversion apparatus having a pair of flexible beams that are supported at first ends thereof from a base. The beams each include at least one piezoelectric material layer. Second ends of each of the beams are operatively coupled to rigid links. The rigid links are in turn operatively... Agent: Harness Dickey & Pierce, PLC
20090224635 - Piezoelectric device: A piezoelectric device includes: a base substrate; an electronic component provided on a first surface of the base substrate; and a piezoelectric resonator that is provided on the first surface of the base substrate without planarly overlapping with the electronic component and have a package base, a mounting surface of... Agent: Oliff & Berridge, PLC
20090224634 - Piezoelectric resonator device: A piezoelectric resonator device includes a base holding a piezoelectric resonator element and a lid bonded to the base in order to hermetically seal the piezoelectric resonator element held on the base. In addition, the region of bonding of the base to the lid is composed of at least a... Agent: Mots Law, PLLC
20090224636 - Multi-layer piezoelectric element and method for manufacturing the same: The multi-layer piezoelectric element comprises a stack of at least one piezoelectric layer and a plurality of internal electrodes consisting of first and second internal electrodes placed one on another, a first external electrode formed on a first side face of the stack and connected to the first internal electrode... Agent: Hogan & Hartson L.L.P.09/03/2009 > patent applications in patent subcategories.
20090218892 - Electromagnetic linear motor: An electromagnetic linear motor is proposed that features a longitudinal stator, a hollow body of the stator made of a magnetically soft material, a magnetic coil of the stator, a rotor in the stator that is movable linearly relative to the magnetic coil, an axially magnetized permanent magnet of the... Agent: Orum & Roth LLC
20090218893 - Linear motor mounting structure: The present invention provides a magnetic attractive force-offsetting linear motor which prevents motor thrust from varying due to changes in the position on a stator, thus enabling improvement of the motor thrust and of the accuracy of the machine tool and the quality of a processed surface. A magnetic attractive... Agent: Osha Liang L.L.P.
20090218894 - Linear motor: The linear motor comprises a rod (11) equipped with magnets (13), coils (4) surrounding the rod (11), and a housing (5) covering the coils (4), and the rod (11) is made to linearly move relatively to the coils (4) by magnetic fields from the magnets (13) and current made to... Agent: Westerman, Hattori, Daniels & Adrian, LLP
20090218895 - Permanent-magnet-less machine having an enclosed air gap: A permanent magnet-less, brushless synchronous system includes a stator that generates a magnetic rotating field when sourced by an alternating current. An uncluttered rotor disposed within the magnetic rotating field is spaced apart from the stator to form an air gap relative to an axis of rotation. A stationary excitation... Agent: Ut-battelle/chicago/bhgl
20090218896 - Surface mount-type vibration motor and fixation structure for surface mount-type vibration motor: [Means for Solving the Problem] A section where a motor holding section 31 of a motor holder 30 and motor support sections 32 of the motor holder 30 are connected is bent in an arc shape having elasticity to form the motor holder 30, the motor holding section 31 holding... Agent: Studebaker & Brackett PC
20090218897 - Damper: The invention relates to a device for damping the movement of a movable element (1) relative to a fixed element (3). The device comprises means for generating an electric current changing with the speed of movement of the movable element (1) relative to a fixed element (3). According to the... Agent: Lowe Hauptman & Berner, LLP
20090218898 - Multi function engines: This disclosure describes an arrangement of axially-aligned motors and tubular or solid drive shafts enabling multiple motors and drive shafts to operate within a compact volume. The motors are axially-aligned to each other and each motor comprises a drive shaft that is axially-aligned to the motor and to the other... Agent: Greenberg Traurig LLP (la)
20090218899 - A motion transfer system: A motion transfer system comprising stator magnets (24-27) and rotor magnets (22-23) adapted to be displaced relative to each other on a linear or rotating path. The stator magnets (24-27) are reciprocally movable on a direction inclined to the direction of relative movement between stator and rotor magnets. Auxiliary magnets... Agent: Caesar, Rivise, Bernstein, Cohen & Pokotilow, Ltd.
20090218900 - Permanent magnet alternator with segmented construction: A permanent magnet apparatus (10) for achieving electrical performance is provided. The apparatus (10) includes a cylindrical stator assembly (12) having a plurality of stator pole assemblies (92) and a cylindrical rotor assembly (14) having a plurality of rotor pole assemblies (20). Each stator pole assembly (92) includes a wire... Agent: Jansson Shupe & Munger Ltd.
20090218901 - Rotor for a rotary electrical machine comprising grooves for magnets: A rotor for an electrical machine that comprises two parallel magnet wheels, each of which comprises axial teeth so that each tooth on a wheel is situated in the space existing between two consecutive teeth on the other wheel, and that comprises magnetic elements, each arranged between two adjacent teeth... Agent: Matthew R. Jenkins, Esq.
20090218902 - Rotary actuators: Embodiments of actuators (20) comprise an electromagnetically conductive housing (22); a rotor (24); a first stationary pole member (48); a second stationary pole member (42); a first permanent magnet (44) connected to the first pole member (48); a second permanent magnet (46) connected to the first pole member (48); and;... Agent: Nixon & Vanderhye, PC
20090218903 - Stepping motor: A single phase stepping motor has a stator, and a rotor disposed to surround the stator. The stator includes first and second annular stator yokes, which are disposed opposite to each other and have a plurality of pole teeth formed along a circumference thereof, and an annular stator coil disposed... Agent: Wenderoth, Lind & Ponack, L.L.P.
20090218904 - Electric machine with concentrated windings: The electrical machine (1) has a stator (2), which has slots (6) distributed about the periphery, between which a tooth (7, 8) is placed, and in which a winding system (9) with at least one winding phase is placed. Each winding phase contains at least one coil group. Each coil... Agent: Henry M Feiereisen, LLC Henry M Feiereisen
20090218905 - Coil fixing member and electric rotary machine: Coil fixing members are placed between a stator coil and at least one end surface of a stator core in an electric rotary machine in order to suppress a displacement between the stator core and the stator coil. Each coil fixing member has primary and secondary fixing members. The primary... Agent: Nixon & Vanderhye, PC
20090218906 - Rotating electric machine and method of manufacturing the same: A rotational electric machine has a stator including stator windings and a stator core having teeth defining slots in which stator coils of the stator windings can be inserted in a radial direction, and a rotor axially inserted in an axial bore of the stator and supported for rotation. Protrusions... Agent: Crowell & Moring LLP Intellectual Property Group
20090218907 - Motor apparatus including lundell motor having lundell-type rotor: The Lundell motor apparatus includes a controller for controlling a field current passed to a field coil of a Lundell-type rotor of a motor and an armature current passed to a stator coil of the motor in order to generate a required torque. When the field current is If, the... Agent: Nixon & Vanderhye, PC
20090218908 - Electric power generation using liquid crystals: A new way of generating electrical power by changing the dielectric properties of liquid crystals by mechanical means is described. Such a method and device take advantage of the nature of the liquid crystal as the dielectric material in a capacitor. A broad range of materials, including various liquid crystalline... Agent: Fay Sharpe LLP
20090218909 - Micro-oscillation element and method for driving the same: A micro-oscillation element includes a movable main section, a first frame and a second frame, and a first connecting section that connects the movable main section and the first frame and defines a first axis of rotation for a first rotational operation of the movable main section with respect to... Agent: Kratz, Quintos & Hanson, LLP
20090218910 - Electro-hydrodynamic wind energy system: A system for electro-hydrodynamically extracting energy from wind includes an upstream collector that is biased at an electric potential and induces an electric field. An injector introduces a particle into the electric field. The wind drag on the particle is at least partially opposed by a force of the electric... Agent: Goodwin Procter LLP Patent Administrator
20090218911 - Device for the active damping of the vibrations experienced by a fragile part of moving equipment, with autonomous power supply: A device is dedicated to the damping of vibrations for an item of equipment (I) designed to be moved and comprising a structure (S1, S2) to which a first element (E1) and a second fragile element (E2) having to be protected from the vibrations are coupled. This device comprises i)... Agent: Lowe Hauptman & Berner, LLP
20090218912 - Bulk acoustic wave device with a semiconductor layer: A bulk acoustic wave device includes a first electrode, a second electrode, a piezoelectric layer arranged between the first and second electrodes and a semiconductor layer arranged between the first and second electrodes. The semiconductor layer is electrically isolated from the first electrode.... Agent: Kathy Manke Avago Technologies Limited
20090218913 - Ultrasonic transducer: A piezoelectric device is attached to an inner bottom surface of the outer case having a tubular shape including a bottom, and an inner case is disposed within the outer case. In an ultrasonic vibration acting surface of the inner case that is arranged to face the bottom surface of... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP
20090218915 - Electromechanical rotation converter and a method for generating electrical energy using an electromechanical rotation converter: An electromechanical rotation converter having at least one fastening element, an oscillating element, a connecting element and an electromechanical conversion device. The fastening element is designed to fasten the rotation converter to a rotating body. The connecting element forms a movable connection between the fastening element and the oscillating element,... Agent: Cohen, Pontani, Lieberman & Pavane LLP
20090218914 - Magnetostrictive / piezo remote power generation, battery and method: A power generation device generates power by subjecting a composite of magnetostrictive material and piezo material to a magnetic field. The composite of magnetostrictive material and piezo material may be incorporated in a battery or other storage device.... Agent: Emch, Schaffer, Schaub & Porcello Co
20090218916 - Piezoelectric transformer and method for the production thereof: A piezoelectric transformer includes a base body. The base body includes an input part and an output part mechanically connected to the input part. The base body also includes internal electrodes perpendicular to a polarization axis of the transformer-in the input part and the output part. The transformer also includes... Agent: Fish & Richardson PC
20090218917 - Piezoelectric vibration element and piezoelectric device: A piezoelectric vibration element having a favorable drive level characteristic for miniaturization, and a piezoelectric oscillator. The piezoelectric vibration element includes a base made of a piezoelectric material, a plurality of vibration arms extended from the base, a long groove formed along a longitudinal direction of a main surface of... Agent: Harness, Dickey & Pierce, P.L.CPrevious industry: Electrical transmission or interconnection systems
Next industry: Supports: cabinet structure
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