Electrical generator or motor structure patents - Monitor Patents
FreshPatents.com Logo    FreshPatents.com icons
Monitor Keywords Patent Organizer File a Provisional Patent Browse Inventors Browse Industry Browse Agents

USPTO Class 310  |  Browse by Industry: Previous - Next | All     monitor keywords
05/2009 | Recent  |  15: May | Apr | Mar | Feb | Jan | 14: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 13: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 12: Dec | Nov | Oct | Sep | Aug | July | June | May | April | Mar | Feb | Jan | 11: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 10: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan |  | 09: Dec | Nov | Oct | Sep | Aug | Jl | Jn | May | Apr | Mar | Fb | Jn |  | 2008 | 2007 |

Electrical generator or motor structure May archived by USPTO category 05/09

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.
05/28/2009 > patent applications in patent subcategories.

20090134719 - Electric motor containing ferromagnetic particles: An electric motor comprises a first member having one or more magnetic, electric or electro-magnetic components, a second member having one or more magnetic, electric or electro-magnetic components, and a fluid containing ferromagnetic particles located in between the first member and the second member.... Agent: Stefan Kirchanski

20090134720 - Method of magnetizing the shaft of a linear stepper motor: In a preferred embodiment, a method of providing axially alternating N and S poles in a portion of an axially extending, cylindrical, smooth shaft for a linear stepper motor, including: providing a magnetizing fixture including: a hollow cylindrical mandrel formed from a non-magnetic material; a conductive wire disposed in parallel,... Agent: Arthur G. Schaier Carmody & Torrance LLP

20090134721 - Mri-safe electro-magnetic tranducer: An electromagnetic transducer includes a housing. At least one coil is associated with the housing. A spherical magnet within the housing is capable of turning in any direction and of moving along an axis. A first keeper and a second keeper are positioned on opposite sides of the magnet, both... Agent: Bromberg & Sunstein LLP

20090134722 - Magnet engine: The invention disclosed is a magnet engine, more specifically an engine that derives its power from the power contained in a magnet (22) and employs a cam or barrel drive mechanism (28) to translate the power in the magnet (22) into useful power output. The magnet engine is comprised generally... Agent: H. Robert Gasull Iii

20090134723 - Electric motor device: The electric motor device is provided. The electric motor device includes: a first drive member that has a plurality of permanent magnets; a second drive member that has a plurality of electromagnetic coils; and a clearance controller that shifts at least either one of the first drive member and the... Agent: Harness, Dickey & Pierce, P.L.C

20090134749 - Rectifier with improved resistance against vibration: In a rectifier, a high-side heatsink in which high-side rectifying elements are mounted provides a common positive terminal attached to the high-side heatsink. A low-side heatsink in which the low-side rectifying elements are mounted provides a common negative terminal. A terminal block assembly includes a plurality of terminal blocks integrated... Agent: Oliff & Berridge, PLC

20090134724 - Brushless motor: A brushless motor is provided with: a tubular stator case; a stator core; a rotor rotatably supported via a bearing inside the stator core; a bracket which closes an opening at one end of the stator case; a coil bobbin around which a coil is wound is mounted on an... Agent: Arent Fox LLP

20090134726 - Device and method for assembling electric motor: A motor mounting device includes a polymeric motor housing having a cylindrical housing section for receiving motor components including a rotor. The housing section incorporates a detent feature disposed along the interior surface, with the interior surface inclined to gradually converge in a distal direction. The housing further has a... Agent: Frederick W. Niebuhr, Esq. Haugen Law Firm Pllp

20090134725 - Device and method for mounting electric motor stators: A motor stator mounting device includes a plastic motor housing having a cylindrical housing section for receiving the stator. Longitudinal ribs along an inside surface of the housing section are inclined to converge gradually in a distal direction, thus tending to center a stator inserted distally into the housing section.... Agent: Frederick W. Niebuhr, Esq. Haugen Law Firm Pllp

20090134727 - Method for operating an electromotive drive: A method for operating an electromotive drive of a textile machine, comprising a contactlessly mounted rotor and catch bearings. The rotor rests on one catch bearing prior to initial operation, and is spaced therefrom by an air gap during stationary operation. A control device allows the rotor to be held... Agent: K&l Gates LLP

20090134728 - Magneto generator: A magneto generator can reduce the man-hours of processing and an amount of use (i.e., an amount of material) of permanent magnets used per generator. The magneto generator includes a bowl-shaped flywheel that rotates about an axis of rotation, a plurality of permanent magnets that are fixedly secured to an... Agent: Sughrue Mion, PLLC

20090134729 - Small dc motor: A small DC motor includes: a motor frame including a cylindrical portion, the cylindrical portion having a constant thickness and having a cross section in a shape that includes four sides and connecting portions, each of the connecting portions connecting adjacent two of the four sides and being located inward... Agent: Foley And Lardner LLP Suite 500

20090134730 - Electric motor: An electric motor (10) is an in-wheel motor. The motor (10) includes an outer rotor, (302), an inner rotor (301), a stator (200), and a shaft-shaped central portion (100). The outer rotor includes a magnet (305b) and is disposed closely to a load. The inner rotor includes a magnet (305a)... Agent: Squire, Sanders & Dempsey L.L.P.

20090134731 - Magnet type synchronous machine: In a SPM synchronous motor has a rotor and a stator, a permanent magnet is divided to magnet parts magnetized in a diameter direction of the rotor and serve as rotor magnetic poles. The rotor magnetic poles are alternately arranged along a circumferential direction of the rotor. The rotor core... Agent: Nixon & Vanderhye, PC

20090134732 - Ipm type of synchronous machine: A synchronous machine comprises a stator and a rotor that faces the stator and rotates on a shaft thereof in a circumferential direction The rotor has magnetic salient poles that generate reluctance torque and magnet-originating magnetic poles that generate magnet torque by using permanent magnets embedded in the rotor, The... Agent: Nixon & Vanderhye, PC

20090134733 - Vibration generating stepping motor: Provided is a vibration generating stepping motor, which is ensured for holding a stop position by increasing a detent torque. The pole teeth of one stator yoke of a single-phase stator yoke assembly includes two kinds of pole teeth made different in the outermost side faces in the radial direction,... Agent: Foley And Lardner LLP Suite 500

20090134734 - Ac motor and control unit thereof: The motor, which is an incorporated N-phased motor, comprises a rotor having four or more poles with N-poles and S-poles being alternately arranged in the circumferential direction, a stator having a stator core in which magnetic circuits are magnetically separated within an electrical angle of 360°, and an (N−1) number... Agent: Oliff & Berridge, PLC

20090134735 - Motor having twin-rotor and apparatus having the same: A motor includes a stator which includes a stator core having an annular stator yoke, a plurality of outer teeth projecting outward from the stator yoke and a plurality of inner teeth projecting inward from the stator yoke, and a plurality of windings wound on the stator core. The motor... Agent: Ratnerprestia

20090134736 - Armature of rotary motor, rotary motor and manufacturing method thereof: Stable electrical connections between coils and a commutator are realized without causing slackening of the coils wound on individual magnetic teeth. An armature of a rotary motor includes an armature core structured splittably into magnetic tooth members which are individually wound by concentrated-winding type coils, and a commutator having the... Agent: Buchanan, Ingersoll & Rooney PC

20090134737 - Stator of electric rotating machine and electric rotating machine: The stator of an electric rotating machine includes a stator core formed with slots, and a stator coil constituted by a plurality of phase windings wave-wound around the stator. Each of the plurality of the phase windings is constituted by a first winding portion and a second winding wound in... Agent: Nixon & Vanderhye, PC

20090134738 - Motor and apparatus employing the same: In a stator core having “N” slots, a tooth-width centerline of a linear yoke and a first extension line extended horizontally from a center of rotary shaft toward the linear yoke form a first angle. Assume there are first point on the first extension line at a first distance from... Agent: Ratnerprestia

20090134740 - Motor and fan unit using the same: A motor including a stator provided with a claw pole; and a rotor having a magnet confronting the stator; wherein the claw pole is magnetically asymmetrical.... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20090134739 - Rotating electric machine manufacturing method and rotating electric machine: There is provided a rotating electric machine capable of reducing torque pulsation, even when a slight stepped portion is present in an inner diameter shape of a stator core formed by allowing split cores divided in every magnetic pole to be in an annular shape. The stator core is formed... Agent: Buchanan, Ingersoll & Rooney PC

20090134741 - System and method for securing a rotor to a motor drive shaft using cam fasteners: A rotor assembly for mounting a rotor to a motor shaft having a rotor with a centrally positioned central bore, the diameter of which is slightly larger than a diameter of the motor shaft, a first stepped bore intersecting the central bore and being aligned along a first axis of... Agent: Thompson Hine L.L.P. Intellectual Property Group

20090134742 - Electric motor and method for manufacturing an electric motor: An electric motor, includes a stator, which is composed at least of stamp-packed tooth segments, the tooth segments being able to be slid together radially in the manufacture and being able to be held together by retaining elements slid on axially.... Agent: Kenyon & Kenyon LLP

20090134743 - Electric motor with hammer brushes: The invention relates to an electric motor (10) and to a method for producing said electric motor, especially for adjusting mobile parts in a motor vehicle. Said electric motor comprises a collector (36), arranged on an armature (38) and electrically contacted via hammer brushes (12). The armature (38) is surrounded... Agent: Michael J. Striker

20090134744 - Ring type piezoelectric ultrasonic resonator and piezoelectric ultrasonic rotary motor using the same: A ring type piezoelectric ultrasonic resonator includes a piezoelectric ceramic segmented for each quarter of wavelength of an applied AC electric field, wherein the piezoelectric ceramic is alternately polarized in polarization units each having two segments, and a sine wave AC electric field and a sine wave AC electric field... Agent: Bacon & Thomas, PLLC

20090134745 - Vibration actuator, lens barrel, camera system and vibrating element: A vibration actuator by which stable drive can be obtained, a lens barrel, a camera system and a vibrating element are provided. In first vibration mode and second vibration mode, vibrating elements of the vibration actuator can vibrate. Resonance frequency of the second vibration mode, which is different from the... Agent: Oliff & Berridge, PLC

20090134746 - Ultrasonic probe, ultrasonic diagnosis apparatus, and ultrasonic probe manufacturing method: A plurality of piezoelectric elements are arrayed two-dimensionally. A plurality of electrodes are respectively formed on the plurality of piezoelectric elements. A plurality of non-conductive members have columnar shape and are arranged on the plurality of electrodes. A plurality of internal metal layers are respectively provided for the plurality of... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090134747 - Piezoelectric generator: A piezoelectric generator with a piezoelectric element and a mechanical transducer is specified and includes an oscillation device and an activator for transmitting a mechanical force to this device. The oscillation device is provided for generating a compressive stress on piezoelectric element.... Agent: Slater & Matsil, L.L.P.

20090134748 - Systems and methods for collecting solar energy for conversion to electrical energy with piezoelectric generators: The present disclosure provides systems and methods for collecting and converting solar energy into electrical energy by using a solar collector and one or more piezoelectric generators. The present invention includes new designs for solar collectors that concentrate solar energy, and mechanisms for transporting and transferring the concentrated solar energy... Agent: Clements Bernard PLLC

05/21/2009 > patent applications in patent subcategories.

20090127941 - Linear drive with a moving, reduced-mass and laterally guided passive unit: The invention relates to a linear drive having a stationary active unit (1), a stationary return flow element (11), a movably mounted passive unit in the form of a thin tooth rack (10) and a bearing unit (15), which allows the relative movement between the active unit and the passive... Agent: Mayer & Williams PC

20090127940 - Linear motor: A linear motor (1) has a rotor (2) which is mounted so as to be guided in an axially reciprocating manner in a stator (4) having at least one coil (5) with a plurality of windings (6), with at least one winding (6) forming a cooling rib (8, 8′, 8″)... Agent: Abelman, Frayne & Schwab

20090127938 - Linear motor coil assembly and linear motor: An ironless linear motor (5) comprising a magnet track (53) and a coil assembly (50) operating in cooperation with said magnet track (53) and having a plurality of concentrated multi-turn coils (31 a-f, 41 a-d, 51 a-k), wherein the end windings (31E) of the coils (31 a-f, 41 a-e) are... Agent: Philips Intellectual Property & Standards

20090127939 - Linear synchronous motor and linear motor actuator: Provided is a linear synchronous motor in which, when a three-phase alternating current passes through a coil of a mover, thrust forces generated by the alternating currents of each phase are equalized, thereby making it possible to minimize variation in thrust force, the linear synchronous motor including: a stator magnet... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090127942 - Concentrated winding machine with magnetic slot wedges: Methods and apparatus are provided for improving operational characteristics of a concentrated winding machine. According to an example embodiment, an apparatus comprises stator teeth having distal ends, the stator teeth arranged in an annular fashion about an axis to define stator slots between adjacent teeth and slot openings between the... Agent: Ingrassia Fisher & Lorenz, P.C. (gm)

20090127943 - Electric motor, production method of stator, and production method of electric motor: Brushless motor (1) which is an electric motor, is provided with a stator unit (3) inserted in and engaged with case (2). A part of the coating material (21) for coating the coil (17) of the stator unit (3) enters the receiving part (13) formed in the bottom part (2B)... Agent: Kenyon & Kenyon LLP

20090127944 - Ventilated rotor of a high-power turbogenerator for the production of electricity: A ventilated rotor of a high-power turbogenerator for the production of electricity has a shaft extending along an axis; a plurality of axial slots obtained in the shaft; a plurality of conductor bars arranged at least partly in the slots; a plurality of axial channels suitable for ventilating the conductor... Agent: Berenato, White & Stavish, LLC

20090127945 - Automotive electric motor-generator: In the present invention, first and second radiating plates each form a fan shape, have N-channel power MOSFETs mounted thereto, and have a drain potential for the power MOSFETs. A first circuit board includes insert conductors that connect the power MOSFETs in series, and a second circuit board has insert... Agent: Sughrue Mion, PLLC

20090127946 - Cooling jacket and stator assembly for rotary electric device: An electric motor/generator cooling mechanism is presented. The cooling mechanism includes a hollow cooling jacket having an inner and outer coaxial surface, where the inner surface defines a generally cylindric cavity for receiving a stator in heat transference contact with the inner surface, and the outer surface has a cast... Agent: Caterpillar C/o Liell, Mcneil & Harper Intellectual Property Department

20090127947 - Spindle motor: Provided is a spindle motor on which an optical disc is put, rotated and operated. The spindle motor includes a rotor, a stator, a stop washer, and a cap. The cap is put on a thrust supporter that supports a rotation shaft of the rotor, and the cap is pressed... Agent: Stein, Mcewen & Bui, LLP

20090127984 - Motor magnetic pre-stressing apparatus: A motor magnetic pre-stressing apparatus includes a stator and a rotor. The rotor is pivoted with the stator. The stator includes a lower insulating frame and a magnetic-guiding ring, and the magnetic-guiding ring is installed on the lower insulating frame. The rotor has a magnetic element, and the magnetic element... Agent: Rosenberg, Klein & Lee

20090127948 - Rotating electric machine and vehicle-mounted electric machine system equipped with the same: A rotating electric machine includes a stator 1 and a rotor 6. The stator 1 includes an annular stator core 5 and a stator winding 3 that is a star connection of flat wire coils. Lead wires 3U-IB, 3U-IIB, . . . of the stator winding 3 extend from other... Agent: Crowell & Moring LLP Intellectual Property Group

20090127985 - Combination of disk motor and machine: An electric disk motor having a primary part and a secondary part is connected to a machine by bearing-mounting the primary part on a drive shaft of the machine and by securely fixing the primary part to a supporting structure for support of the machine.... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090127950 - Electrical machine with magnetic brake directly on the rotor: An electrical machine includes a stator having circumferentially arranged winding heads, with a winding head space being defined radially beneath the winding heads. Interacting with the stator is a rotor which has a rotatable laminated core. A magnetic brake is received in the winding head space and includes a magnet... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090127949 - Permanent-magnet synchronous gearless traction machine: A permanent-magnet synchronous gearless traction machine. The traction machine includes a permanent-magnet synchronous motor having a spindle; a traction wheel coupled to the spindle of the permanent-magnet synchronous motor; a first brake; and a second brake, wherein at least one of the first brake or the second brake is coupled... Agent: Christie, Parker & Hale, LLP

20090127951 - Magnetic propulsion device: An object of the present invention is to provide a hitherto unknown, innovative magnetic propulsion device that can provide free magnetic propulsion through a geomagnetic field or another space in which a uniform magnetic field (B) is present by using an interaction with the uniform magnetic field (B). The magnetic... Agent: Sughrue Mion, PLLC

20090127952 - Motor device: A motor device may include a motor main body provided with a stator part and a rotation shaft, an output shaft provided with a lead screw part, a motor frame provided with an opposite-to-output side support part that supports the stator part and an opposite-to-output side of the output shaft,... Agent: Cantor Colburn, LLP

20090127953 - Brushless motor: A brushless motor according to the present invention is provided with: a tubular stator case; a stator core fitted into the stator case; and a rotor rotatably supported via a bearing inside the stator core, wherein: an inner flange portion which extends radially inward is formed at a peripheral edge... Agent: Arent Fox LLP

20090127955 - Motor: A motor may include a rotor provided with a rotation shaft, a stator, a frame fixed to the stator and provided with a bearing part that rotatably supports an output side of the rotation shaft, and an urging member mounted on the bearing part for urging the rotation shaft. The... Agent: Cantor Colburn, LLP

20090127954 - Motor-type power device: Due to a centrifugal force in a vehicle width direction due to turning of an automobile, oil in an electric motor housing chamber housing an electric motor and oil in a transmission housing chamber housing a reduction gear and a differential gear flows to-and-fro via oil communication passages that penetrate... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090127956 - Motor built-in magnetic bearing device: The device includes a rolling bearing unit supporting a radial load and a magnetic bearing unit supporting an axial load and/or a bearing preload; an electromagnet fitted to a spindle housing so as to confront, on a non-contact basis, a flange shaped thrust plate mounted on a main shaft; a... Agent: Osha Liang L.L.P.

20090127957 - Industrial robot having a suspended unit: Since the rotating unit is disposed so that the drive part, which constitutes the rotating unit, is located in the inner side of the bent portion with the curved surface of the Cableveyor in the side of the straight axis, there is no problem occurs by locating the drive part... Agent: Oliff & Berridge, PLC

20090127958 - Anisotropic bonded magnet and direct current motor using the same: As illustrated in FIG. 2, a magnetic flux density reduced portion in which the magnetic flux density is reduced is formed in a magnetic pole section of an anisotropic bonded magnet. The position in the magnetic pole section formed with the magnetic flux density reduced portion is formed at the... Agent: Mcginn Intellectual Property Law Group, PLLC

20090127959 - Electrical direct drive for a roller: An electrical roller drive which can be connected to a roller includes a disk-type motor with a secondary part in the form of a disk and with a primary part in the form of a disk.... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090127960 - Anisotropic permanent magnet motor: An anisotropic permanent magnet motor includes a stator and a rotor opposed to teeth of the stator with a gap therebetween, and the rotor includes an anisotropic permanent magnet disposed on a surface of a rotor yoke. The anisotropic permanent magnet has an orientation direction set in a direction normal... Agent: Brinks Hofer Gilson & Lione

20090127962 - Core, rotor, motor and compressor: A rotor includes a core extending in a predetermined directions, and a plurality of magnets. The core has parts formed by magnetic materials and extending in the predetermined direction. The parts are arranged in a loop around the part, and face the part through gaps. The magnets are buried in... Agent: GlobalIPCounselors, LLP

20090127961 - Permanent magnet rotor: The invention relates to a permanent magnet rotor for an electric motor, in which the permanent magnets inside the rotor extend parallel to the rotation axis of the rotor, and in the area of the radially outer longitudinal edges of the permanent magnets, grooves that are open to the outside... Agent: Panitch Schwarze Belisario & Nadel LLP

20090127963 - Electric motor with field weakening: An electric motor comprising a rotor, a stator and a field weakening device. The rotor has a plurality of magnets mounted thereto, and the stator is located adjacent to the rotor and has a plurality of slots defined therein. The slots define raised teeth and are wound with electrical wiring... Agent: Polster, Lieder, Woodruff & Lucchesi

20090127964 - Brushless motor: This brushless motor according to the present invention is provided with: a tubular stator case; a stator core; a rotore; a plurality of teeth which are integrally formed on an inner peripheral surface of the stator core; a coil bobbin mounted between the mutually adjacent teeth, which has a winding... Agent: Arent Fox LLP

20090127965 - Rotational electric machine having field winding formed by coupling formed coil to bobbin: The rotational electric machine includes a cylindrical yoke and a field winding connected to an inner surface of the cylindrical yoke. The field winding is composed of plural formed coils, each coupled to a bobbin. The bobbin includes a first flange for insulating the formed coil from the inner surface... Agent: Oliff & Berridge, PLC

20090127966 - Stator winding method and apparatus: A stator assembly includes a stator core and at least one conductive bundle. The stator core has a first end, a second end, and a plurality of slots extending from the first end to the second end. The conductive bundle includes a plurality of individually insulated conductive wires. At least... Agent: Carlson, Gaskey & Olds, P.C.

20090127968 - Electrical machine with an end-side deflection of electrical conductors: Disclosed is an electric machine comprising a rotational shaft and a base that is provided with two axial faces and grooves for accommodating electrical conductors (12) of a winding system. Each face of said grooves is fitted with one front hole. The electrical conductors (12) are guided out of at... Agent: Henry M Feiereisen, LLC Henry M Feiereisen

20090127967 - Methods for fabricating a wedge system for an electric machine: A method for assembling an electric machine is provided. The method includes providing a rotor having a cavity formed therein. At least one contoured recess is formed in a portion of the cavity. A wedge is inserted into the cavity. The wedge includes at least one contoured protrusion that is... Agent: John S. Beulick (17851) Armstrong Teasdale LLP

20090127969 - Insulating bobbin for stator of rotary machine: An insulating bobbin for disposition between a stator core and a stator winding of a stator of a rotating machine, the stator winding being wound around the stator core by way of the insulating bobbin, the insulating bobbin comprising a coil end section at which an end portion of the... Agent: Foley And Lardner LLP Suite 500

20090127970 - Stator core element, production apparatus, and production method: A stator core is composed of two compacts of compressed powder magnetic cores joined in the axial direction. A yoke portion includes projections projecting axially outward from end surfaces in the axial direction of a tooth. The length in the axial direction of the tooth is gradually reduced radially toward... Agent: Oliff & Berridge, PLC

20090127971 - Brushless motor: A brushless motor according to the present invention is provided with: a tubular stator case; a stator core; and a rotor. The stator core includes a tubular yoke portion and a plurality of split cores. A plurality of dovetail grooves are formed in an inner peripheral surface of the yoke... Agent: Arent Fox LLP

20090127972 - Brushless motor: A brushless motor according to the present invention is provided with a tubular stator case, a stator core fitted into the stator case, and a rotor rotatably supported via a bearing inside the stator core. The stator core includes a tubular yoke portion and a plurality of split cores which... Agent: Arent Fox LLP

20090127974 - Small piezoelectric or electrostrictive linear motor: A piezoelectric/electrostrictive linear motor is provided. A movable shaft is coupled to a unimorph or bimorph, which is made by attaching a piezoelectric or electrostrictive substrate to an elastic body, so that a movable body provided with respect to the movable shaft is linearly moved along the movable shaft by... Agent: Mcneely Bodendorf LLP

20090127973 - Sonic fine-hole forming apparatus: Disclosed is a sonic fine-hole forming apparatus for forming a fine-hole in a surface of a membrane or solid body in a liquid by means of sonic energy. The sonic fine-hole forming apparatus is adapted to generate a sonic oscillation driving signal comprises a voltage waveform which has positive and... Agent: Jordan And Hamburg LLP

20090127976 - Method and apparatus for harvesting energy from mechanical vibrations: A method of harvesting energy from a vibrational energy source having a varying energy characteristic. The method includes the step of varying a characteristic of a harvesting arrangement arranged to harvest the energy, the characteristic of the harvesting arrangement being varied in response to the varying energy characteristic of the... Agent: Nixon & Vanderhye, PC

20090127975 - Method and device for eliminating vibrations of a mechanical structure: The invention describes a device as well as a method for eliminating vibrations of a mechanical structure with at least one electromechanical converter material that is actively connected to the mechanical structure and connected to an electric circuit arrangement with at least one electrical impedance. The invention is characterized in... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090127978 - Film bulk acoustic wave resonator, its fabrication method and film bulk acoustic wave resonator filter using the resonator: The film bulk acoustic wave resonator includes a laminate structure composed of a piezoelectric layer, and first and second electrode layers interposing at least part of the piezoelectric layer, in which the first metal electrode is dispersively formed on an electrode plane facing the second metal electrode, and a gap... Agent: Stanley P. Fisher Reed Smith LLP

20090127977 - Method and apparatus for imaging utilizing an ultrasonic imaging sensor array: The subject invention pertains to a piezoelectric device structure for improved acoustic wave sensing and/or generation, and process for making same. The piezoelectric thin film field effect transducer can be a thin film transistor (TFT) with either a piezoelectric film gate or a composite gate having a dielectric film and... Agent: Saliwanchik Lloyd & Saliwanchik A Professional Association

20090127979 - Actuator: An actuator includes a spirally rolled cylindrical sheet body. The sheet body is formed by attaching an electrode on each side of a dielectric elastomer layer. When a voltage is applied to the electrodes, the sheet body is contracted along the direction of its thickness, and expanded in directions perpendicular... Agent: Posz Law Group, PLC

20090127980 - Polymer actuator: In a polymer actuator provided with a first polymer structural member having a conductive property, an electrolyte retention layer electrically connected to the first polymer structural member, and a second polymer structural member electrically connected to the first polymer structural member through the electrolyte retention layer interposed therebetween and having... Agent: Wenderoth, Lind & Ponack L.L.P.

20090127981 - Piezoelectric device, angular velocity sensor, and method of manufacturing a piezoelectric device: A piezoelectric device includes a piezoelectric film and an electrode film. The piezoelectric film is constituted of lead zirconium titanate represented by Pb1+X(ZrYTi1−Y)O3+X, where X is 0 or more and 0.3 or less and Y is 0 or more and 0.55 or less, the piezoelectric film having a tension stress.... Agent: K&l Gates LLP

20090127982 - Planar spring assembly with attached solder strip and method for making same: There is disclosed for use with a piezoelectric stack, first and second side electrodes, each side electrode having two serpentine shape members positioned in a common plane, where the two serpentine shape members of an electrode have alternately spaced conductive fingers which project outward toward each other. The conductive fingers... Agent: Darby & Darby P.C.

20090127983 - Tuning fork type piezoelectric resonator element and tuning fork type piezoelectric resonator: A tuning fork type piezoelectric resonator element includes: a base including a pair of cuts provided opposite from each other and a constricted part located between the pair of cuts, a pair of resonator arms extending from the base, and an excitation electrode provided to each of the pair of... Agent: Oliff & Berridge, PLC

05/14/2009 > patent applications in patent subcategories.

20090121556 - Electric machinery of permeable polar face & magnetic circuit sandwiched pm magnetic pole: An electric machinery provided with a PM magnetic pole sandwiched by a permeable polar face and a magnetic circuit from an individual magnetic pole provides an innovative design of having disposed the PM magnetic pole sandwiched between the permeable polar face and the magnetic circuit from the individual magnetic pole... Agent: Bacon & Thomas, PLLC

20090121557 - Electric machinery with a conduction winding excited magnetic poles sandwiched pm magnetic pole: An electric machinery provided with a PM magnetic pole sandwiched by conduction winding excited magnetic poles is related to an innovative design of having a PM magnetic pole sandwiched by individual magnetic poles of conduction winding excited so to prevent the PM magnetic pole from falling off due to vibration... Agent: Bacon & Thomas, PLLC

20090121558 - Flexible electromagnetic valve actuator modeling and performance: The system contains a first planar permanent magnet having a first direction of magnetization and a first opening formed therein. A second planar permanent magnet has a second direction of magnetization and a second opening formed therein. The second opening is axially aligned with the first opening. The direction of... Agent: Hayes, Soloway P.C.

20090121559 - Vibration device and method of fabricating the same: A vibration device is provided. The vibration device includes a case, a vibrator, a coil, and a spring. The vibrator is disposed inside the case and including a magnet, a yoke, and a weight. The coil is supported by the case. The spring allows the vibrator to be elastically supported... Agent: Saliwanchik Lloyd & Saliwanchik A Professional Association

20090121560 - Borealis technical limited: The present invention provides a method for building a component for an electrical rotating machine and comprises: providing powdered magnetic material; providing electrically conductive material; positioning the powdered magnetic material and the electrically conductive material within a mold functional to provide the materials with the required dimensions after application of... Agent: Borealis Technical Limited

20090121561 - Machine system with thermosyphon cooled superconductor rotor winding: A machine has a rotor, that can be rotated about an axis, with a superconductive winding that is coupled in a heat-conducting manner to a central coolant area of a fixed heat conducting body proturding into a hollow of the rotor via a winding carrier and a heat contact gas.... Agent: Staas & Halsey LLP

20090121562 - Device and method for cooling motor for hybrid electric vehicles: The present invention provides a device for cooling a motor for hybrid electric vehicles, which comprises: an oil pump mounted on an outer surface of the motor housing in such a fashion as to be disposed coaxially relative to the shaft; a cooling oil supply line mounted in such a... Agent: Edwards Angell Palmer & Dodge LLP

20090121563 - Liquid cooled rotor assembly: A rotor assembly cooling system (100) and method of using same are provided. A portion of the rotor shaft (103) is hollow, the rotor shaft including an open end (107) and a closed end (105). A coolant feed tube (109) is rigidly attached to the rotor shaft (103) using one... Agent: Patent Law Office Of David G. Beck

20090121564 - Enhanced motor cooling system: A core assembly for an electric motor includes a heat exchanger comprising a plurality of fins. The fins define a plurality of cooling air passages that include offset fins that disrupt cooling air flow to reduce the formation of boundary layers and improve heat transfer capacity.... Agent: Carlson, Gaskey & Olds, P.C.

20090121566 - Brushless motor: The brushless motor is provided with: a tubular stator case; a stator core; a rotor; a plurality of teeth which extend radially inward and are integrally formed on an inner peripheral surface of the stator core; a coil bobbin which is mounted between the mutually adjacent teeth; a lead wire... Agent: Arent Fox LLP

20090121565 - Stator of alternating-current rotary electric machine and method of insulating stator winding of alternating-current rotary electric machine: A neutral point terminal, which is formed by electrically connecting with each other a plurality of phases of coil windings included by an alternating-current rotary electric machine having the plurality of phases, is inserted into an insulating cover prefabricated into a bag shape to be fitted thereinto, and thereby insulated... Agent: Oliff & Berridge, PLC

20090121590 - Servo motor: A servo motor is equipped with a rotary shaft, a rotor rotated integrally with the rotary shaft, a stator that is separated a predetermined distance from and disposed in confronting relation to the rotor, and an angle detecting device that detects an angle of rotation of the rotary shaft. On... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090121567 - Airflow generator: The present invention provides an airflow generator, which includes a plate with a rotary portion and a swinging end. The airflow generator also includes a magnetic brake unit coupled with the rotary portion. The magnetic brake unit has a second magnetizing portion, such that the rotary portion can be coupled... Agent: Egbert Law Offices

20090121568 - Motor assembly for window lift applications: A motor assembly (10) includes a permanent magnet DC motor (16) having a shaft (24) mounted for rotation with a face gear pinion (26) associated with the shaft. A jack shaft and clutch assembly (18) is associated with the face gear pinion and is constructed and arranged to prevent back... Agent: Manelli Denison & Selter

20090121569 - Method for assembling an electric motor and motor obtained using this method: A method for assembling an electric motor of the type comprising a stator unit (5) and a rotary unit (6) housed in a containment compartment (2a) delimited by a casing (2), comprises the step of exposing the compartment (2a) to a different pressure relative to the outside environment and the... Agent: The Nath Law Group

20090121570 - Motor for an electric power steering apparatus: A motor for an electric power steering apparatus can ensure an appropriate preload to an outer race of a rolling element bearing by adjusting the thickness of a spacer without replacement of a wave washer for a change in an axial dimension between a bottom surface of a bearing box... Agent: Sughrue Mion, PLLC

20090121571 - Magnetic levitation motor and pump: A magnetic levitation motor including a stator having magnetic bearing units and a motor unit, and a rotor provided to the stator. And the occurrence of an eddy current at a magnetic bearing is suppressed and the rotation loss of the rotor can be reduced, and also to provide a... Agent: Schwegman, Lundberg & Woessner, P.A.

20090121572 - Electric machinery of permeable polar face & magnetic circuit sandwiched pm magnetic pole: An electric machinery provided with a PM magnetic pole sandwiched by a permeable polar face and a magnetic circuit from an individual magnetic pole provides an innovative design of having disposed the PM magnetic pole sandwiched between the permeable polar face and the magnetic circuit from the individual magnetic pole... Agent: Bacon & Thomas, PLLC

20090121574 - Direct current motor: A direct current motor is disclosed. The motor includes a stator, a commutator, an armature core, and brushes. The stator has a yoke and magnetic poles. The magnetic poles are arranged at a predetermined pitch along a circumferential direction of the yoke. The number of the magnetic poles is represented... Agent: Caesar, Rivise, Bernstein, Cohen & Pokotilow, Ltd.

20090121573 - 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 loading ratio (2PΦ/(ZI/a)) of... Agent: Wenderoth, Lind & Ponack, L.L.P.

20090121575 - Generator, in particular for motor vehicles: The invention relates to a generator, especially for motor vehicles, which comprises a generator stator (36) having winding slots and subcoils (10 21) lying in said winding slots (35). The subcoils (10 21) are connected to each other via a bridge circuit (3) in order to produce a DC voltage... Agent: Michael J. Striker

20090121576 - Method for inserting a coil in a polyphase rotating electrical machine stator, and associated stator: A method for inserting a corrugated coil in an alternator stator, the coil comprising a number of wires, each designed to form around the inner surface of an assembly of plates a spiral including a number of turns corresponding each to one turn of the inner surface. The method includes... Agent: Matthew R. Jenkins Jacox, Meckstroth & Jenkins

20090121577 - Stator core, motor, and method of manufacturing stator: A stator core installed around the rotating shaft of a motor, comprising a plurality of split cores split in the circumferential direction. The split core is formed of a compressed powder magnetic core. To connect the split core to the adjacent split core, hole parts of rectangular parallelepiped shape are... Agent: Oliff & Berridge, PLC

20090121578 - Brush system for an electric actuator: An assembly of a brush system (3) can be simplified by at least one mechanical contact element (33) for providing an external interface. The external interface electrically connects the brush system (3) to a connecting element (4) outside the brush system (3), for example a printed circuit. Provision of the... Agent: Baker Botts L.L.P. Patent Department

20090121580 - Brush system for a motor vehicle actuating drive: A brush system for a motor vehicle actuating drive has two carbon brushes, of which each is fixed to a leaf spring. Each of the leaf springs is for its part fixed to a punched contact. Furthermore, the brush system contains a printed circuit board which has conductor tracks and... Agent: Baker Botts L.L.P. Patent Department

20090121579 - Curvilinear brush retainer and brushes for an electric motor assembly: A curvilinear brush retainer and brushes for an electric motor assembly comprises an end plate upon which is disposed a pair of curvilinear brush retainers. The brush retainers are configured to retain and support a pair of curvilinear brushes as they are biased against the commutator of the electric motor.... Agent: Renner Kenner Greive Bobak Taylor & Weber

20090121581 - Curvilinear brush retainer with liner for an electric motor assembly: A curvilinear brush retainer and brushes for an electric motor assembly comprises an end plate upon which is disposed a pair of curvilinear brush retainers. The brush retainers are configured to retain and support a pair of curvilinear brushes as they are biased against the commutator of the electric motor... Agent: Renner Kenner Greive Bobak Taylor & Weber

20090121582 - Motor for injection molding machine, rotor of buried magnet motor: There are provided a motor for an injection molding machine, and a rotor of a buried magnet motor. In a plate 22 constituting the rotor 20 of a servo motor, a columnar portion 25 formed between adjacent holding holes 24, 24 serves, at a portion between the inner circumferential end... Agent: Birch Stewart Kolasch & Birch

20090121583 - Brushless, windingless rotor, variable reluctance, electromechanical machines, having wound-field excitation: A combination of a unique construction format, involving two sets of rotor and stator embodiments, working in co-operation with each other, in a unique fixed, direct-axis and quadrature-axis orientation, and with unique field-winding, back-EMF cancellation, connection schemes to substantially negate the field-winding harmonic currents in the field-winding excitation circuits, and... Agent: Larry L. Smith

20090121584 - Surface acoustic wave element and surface acoustic wave device: A surface acoustic wave element 1 includes an IDT electrode 11 having an electrode finger 11a on a piezoelectric substrate 10. The electrode finger 11a is formed by laminating an intermediate layer 12 and an electrode layer 13 having a higher coefficient of thermal expansion than that of the intermediate... Agent: Hogan & Hartson L.L.P.

20090121585 - Thin film type integrated energy harvest-storage device: Provided is thin film type energy generation-storage device in which an energy generation device generating energy using a piezoelectric material and an energy storage device storing the generated energy are formed in a thin film type one unit.... Agent: Rabin & Berdo, PC

20090121586 - Apparatus for transforming inverse piezoelectric effect into rotary motion and method of manufacturing aforementioned apparatus: An electric motor operating on the principle of conversion of inverse piezoelectric oscillations into continuous rotation. The motor has a stator having a flange that on a bearing rotatingly supports a shaft with a cup-shaped stator attached to the shaft. The flange also supports a ring-shaped piezoelectric element, the outer... Agent: Boris Kesil Multimetrixs, LLC.

20090121587 - Energy shuttle based high energy piezoelectric apparatus and method: An energy harvester apparatus that includes a piezoelectric beam having opposing first and second ends, with the first end being fixedly supported to a support structure. A negative spring force subsystem has a first end fixedly secured against movement, and a second end secured to the second end of said... Agent: Harness Dickey & Pierce, PLC

20090121589 - (li, na, k)(nb, ta)o3 based piezoelectric material and manufacturing method thereof: Manufacturing sintered bodies having microstructures including microscopic grains having a grain diameter of less than 5 μm, intermediate grains having a grain diameter of 5 μm or more and less than 15 μm, and coarse grains having a grain diameter of 15 μm or more and 100 μm or less... Agent: Burr & Brown

20090121588 - Piezoelectric/electrostrictive body, and piezoelectric/electrostrictive element: The piezoelectric/electrostrictive body is represented by a composition formula ABO3 (A includes at least one element selected from the group consisting of Li, Na and K, and B includes at least one element selected from the group consisting of Nb, Ta, Sb and Mn), and the body is formed so... Agent: Burr & Brown

05/07/2009 > patent applications in patent subcategories.

20090115261 - Air floating linear motor: An air floating linear motor comprises a fixed part and a movable part. The movable part floats above the fixed part. The movable moves with respect to the fixed part by the magnetic interaction. The fixed part is disposed with a receiving portion for assembling an external device such as... Agent: Dr. Banger Shia

20090115262 - Laminated armature for fuel injector: A method of producing a laminated armature for a fuel injector provides providing a plurality of laminations (10) in plate-shaped strip stock material (12). Each lamination has a base (11) and a plurality of tabs (20, 22) extending from the base. The base and tabs are coplanar. The laminations are... Agent: Manelli Denison & Selter PLLC

20090115263 - Power transmission device and method of assembling the same: For this purpose, in the power transmission unit comprising an electric motor 2 having a rotor 13 arranged on an inner circumference of a stator 12 and concentrically with the stator 12 and a transmission mechanism 1 for transmitting power, a portion of a predetermined constructional element 7 of the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090115265 - Motor for an aeronautical fan: This motor of the type comprising a magnet-less rotor with studs, centred on an axis, and a stator which comprises a casing for conducting magnetic flux, at least two windings which are arranged on the casing and on the circumference of a circle which surrounds the rotor and which is... Agent: Sughrue Mion, PLLC

20090115264 - Rotating electric machine apparatus and method of assembly: A rotating electric machine apparatus includes at least one end plate associated with an inner assembly unit that operates to prevent contact between the inner assembly unit and an outer assembly unit. The end plate is peripherally sized to allow the slidable assembly of the inner assembly unit into the... Agent: Cichosz & Cichosz, PLLC

20090115266 - Power tool with frameless motor and two-piece brush assembly, and method of assembly: A power tool includes a tool housing and a motor. The motor includes a commutator and a brush assembly around the commutator. The brush assembly has two pieces. The power tool is assembled by inserting the first piece of the brush assembly in a first portion of the housing of... Agent: Harness Dickey & Pierce, P.L.C

20090115268 - Cooling assembly for large diameter electric machines: A cooling assembly to be positioned inside an internal stator of an electric machine is described herein. The cooling assembly includes a plurality of cooling segments that may be so mounted to a support structure as to be biased towards an inner surface of the stator.... Agent: Fay Kaplun & Marcin, LLP

20090115267 - Machine based on superconducting technology support elements: The machine contains a rotor with a hot rotor housing in which a cold part with a superconductive rotor winding is located. A part which acts as a baffle screen is provided on the outside of the rotor housing, facing a stator. Supporting elements are intended to be provided at... Agent: Staas & Halsey LLP

20090115269 - Electric motor control with buck boost converter: A power supply for an electric motor includes a converter that can increase and decrease a voltage supplied into an inverter and then into the stator windings of the motor. As a separate feature, the inverter includes a control coil which is positioned within a motor housing such that it... Agent: Carlson, Gaskey & Olds, P.C.

20090115295 - Turbojet having an electricity generator arranged in its fan: The turbojet comprises a high pressure spool and a low pressure spool driving a fan. In order to produce electricity, it further includes an electricity generator arranged in the fan and taking power therefrom. The generator comprises a rotor incorporated in the fan and a stator incorporated in the fan... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090115270 - Brushless motor: A brushless motor includes a bottom base, a circuit board, a rotator, a big gear, a big driven gear, a driving gear and a lid. Positioned around a shaft base inside the bottom base are two stopping posts that form an included angle with the shaft base. A positioning plate... Agent: Hsian-yi Huang

20090115271 - Outer rotor type multipolar generator: Present invention prevents connection terminals for connecting stator windings to external conductive wires from densely concentrating on a bobbin. A multipolar generator includes a stator core 10 on which salient poles 11 of integral multiples of “3” are provided, and main windings 17 wound around the salient poles 11. Auxiliary... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090115272 - Electric motor: A closer is configured into a generally cylindrical shape and is provided to a rotatable shaft of an electric motor to rotate integrally with the rotatable shaft relative to a housing. The closer is at least partially received in an opening of a bearing receiver of the housing, which receives... Agent: Posz Law Group, PLC

20090115273 - Motor and housing thereof: A motor includes a motor body and a housing for covering and accommodating the motor body. The housing includes a seat and a cover. The seat has at least one first connecting portion disposed at the circumference of the seat, and the cover has at least one second connecting portion... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090115274 - Automotive alternator having brush device covered with surrounding wall: An alternator for generating electric power is mounted on an automotive vehicle. The alternator includes a housing, a stator fixed in the housing, a rotor driven by an engine of the automotive vehicle, and electric components such as a brush holder. The brush holder is mounted on a rear surface... Agent: Oliff & Berridge, PLC

20090115277 - Motor mounted with improved dynamic pressure fluid bearing mechanism: A motor is composed of a rotor and a stator. The rotor includes a shaft, a hub having a cylindrical wall and a thrust ring. The stator includes a motor base, an inner seal and a sleeve having a flange section. The rotor is supported in a thrust direction by... Agent: Connolly Bove Lodge & Hutz LLP

20090115276 - Outer rotor motor: An outer rotor motor has a bearing housing with reduced machining and material costs, can be assembled with high accuracy, and has favorable durability. A bearing is attached to an inner circumferential surface of a housing main body that has been formed in a cylindrical shape by plastic deformation caused... Agent: Birch Stewart Kolasch & Birch

20090115275 - Spindle motor, information recording and reproducing apparatus that makes use of same, and method for manufacturing spindle motor: A spindle motor, comprising a base having a cylindrical drawn portion formed by plastic working, a sleeve that is inserted in the drawn portion, a shaft that is inserted in a state of being rotatable relative to the sleeve, and a lubricant that fills the gap between the sleeve and... Agent: Wenderoth, Lind & Ponack L.L.P.

20090115278 - Double rotor type motor: The present invention relates to motors, and more particularly, to a double rotor type motor applicable to a washing machine or the like. The double rotor type motor includes an outer rotor having first base, and a first extension extended from a circumference of the first base substantially perpendicular thereto,... Agent: Ked & Associates, LLP

20090115280 - Embedded magnet type motor: A rotor of an embedded magnet type motor is disclosed. A rotor core of the motor includes first accommodation holes and V-shaped accommodation holes The first accommodation holes extend in radial directions, and the V-shaped accommodation holes protrude radially outward. The rotor core has grooves at positions corresponding to the... Agent: Carstens & Cahoon, LLP

20090115279 - Rotor for an electrical machine: A rotor (1) for an electric motor with permanent magnets (10) has a principal axis (D), comprises a laminated core (2) delimited by a first and a second end wall (4, 5) and by a lateral surface (6) and has a hole (7) for coupling to a motor shaft (8)... Agent: The Nath Law Group

20090115281 - Armature of rotating electric machine and method of manufacturing the same: A rotating electric machine includes a shaft and an armature with a core that includes a shaft hole. The core includes a plurality of core materials that are laminated. When pressing in and fixing the shaft to the shaft hole, the shaft hole is applied with an ironing process in... Agent: Oliff & Berridge, PLC

20090115282 - Electrical machine and vehicle drive device equipped with the same: An electrical machine includes a stator that includes: a yoke formed with laminated annular steel sheets; and a plurality of magnetic poles which protrude towards an inner diameter side of the yoke and on which a field coil is wound. In the stator, a radial width of apart of the... Agent: Crowell & Moring LLP Intellectual Property Group

20090115283 - High-deformation composite microresonator: An electromechanical resonator including a vibrating body, at least one excitation electrode, and at least one detection electrode. The vibrating body includes a first part made of a first material with a first Young's modulus and a second part made of a second material with a second Young's modulus, less... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090115284 - Inchworm actuator based on shape memory alloy composite diaphragm: Linear actuators (also known as inchworm actuators) including a magnetically actuatable member with a plurality of wings or blades made from a shape memory alloy (SMA) are described. The linear actuators include a bar and an actuator assembly, configured to achieve a linear displacement of the actuator assembly relative to... Agent: Law Offices Of Ronald M Anderson

20090115285 - Liquid-gap electrostatic hydraulic micro actuators: A liquid-gap electrostatic hydraulic micro actuator is provided that produces higher displacement (in and out of plane) and larger force than typical electrostatic actuators by utilizing a non-conducting liquid as its dielectric material. This new class of actuators utilizes the liquid dielectric for hydraulic amplification and force transfer. The liquid... Agent: Harness, Dickey & Pierce, P.L.C

20090115286 - Electrically conductive thin film formed from an ionic liquid and carbon nanotubes having a high aspect ratio, and actuator element comprising the thin film: The present invention provides an actuator exhibiting improved performance. The actuator is formed of an electrically conductive thin film formed from an ionic liquid and carbon nanotubes having an aspect ratio of not less than 104; or an electrically conductive thin film formed from an ionic liquid and carbon nanotubes... Agent: Kratz, Quintos & Hanson, LLP

20090115287 - Boundary acoustic wave device: A boundary acoustic wave device efficiently traps the vibrational energy of boundary acoustic waves and exhibits a high electromechanical coupling coefficient, and is consequently not affected by higher-order modes. The boundary acoustic wave device includes a first medium having piezoelectric characteristics, a non-electroconductive second medium, and a third medium through... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20090115288 - Piezoelectric loudspeaker: A full range loudspeaker, comprising a frame with a membrane secured onto said frame and a piezoelectric actuator attached on said membrane and able to be driven over the full audible frequency range.... Agent: Weingarten, Schurgin, Gagnebin & Lebovici LLP

20090115289 - Resonator capable of varying its resonance frequency and method for varying its resonance frequency: The present invention provides a resonator capable of varying its resonance frequency of good performance with a low dispersion at a high manufacturing yield and a low cost. The resonator comprises a fixed electrode 1; a movable electrode 3 arranged with a predetermined distance apart from and parallel to the... Agent: James C. Wray

20090115290 - Ultrawideband ultrasonic transducer: A transducer for transmitting and receiving ultrasound waves and a method for constructing a transducer. The transducer having layers of a single crystal piezoelectric material stacked in a multilayer arrangement and a polymer material geometrically arranged within each layer to form a 3-1 connectivity piezoelectric and polymer composite. The multilayer... Agent: Nixon & Vanderhye, PC

20090115291 - Vibrator array, manufacturing method thereof, and ultrasonic probe: In an ultrasonic transducer array, a plurality of vibrators arranged in an array is bonded to a base plate by bond material. The bond material bonds the bottom of the each vibrator to the base plate in a manner to surround lower part of the side face of the vibrator.... Agent: Sughrue Mion, PLLC

20090115292 - Strain amplification devices and methods: A multi-layer strain-amplification device includes at least one first amplifying layer unit and a second amplifying layer unit positioned about the at least one first amplifying layer unit. A strain of the at least one first amplifying layer unit is amplified by the second amplifying layer unit.... Agent: Mills & Onello LLP

20090115293 - Stacked mechanical nanogenerators: An electric power generator includes a first conductive layer, a plurality of semiconducting piezoelectric nanostructures, a second conductive layer and a plurality of conductive nanostructures. The first conductive layer has a first surface from which the semiconducting piezoelectric nanostructures extend. The second conductive layer has a second surface and is... Agent: Bryan W. Bockhop, Esq. Bockhop & Associates, LLC

20090115294 - Piezoelectric resonator element, piezoelectric resonator, and acceleration sensor: A piezoelectric resonator element includes: a resonating arm extending in a first direction and cantilever-supported; a base portion cantilever-supporting the resonating arm; and an excitation electrode allowing the resonating arm to perform flexural vibration in a second direction that is orthogonal to the first direction. In the piezoelectric resonator element,... Agent: Oliff & Berridge, PLC

Previous industry: Electrical transmission or interconnection systems
Next industry: Supports: cabinet structure


RSS FEED for 20150611: xml
Integrate FreshPatents.com into your RSS reader/aggregator or website to track weekly updates.
For more info, read this article.


Thank you for viewing Electrical generator or motor structure patents on the FreshPatents.com website. These are patent applications which have been filed in the United States. There are a variety ways to browse Electrical generator or motor structure patent applications on our website including browsing by date, agent, inventor, and industry. If you are interested in receiving occasional emails regarding Electrical generator or motor structure patents we recommend signing up for free keyword monitoring by email.

Advertise on FreshPatents.com - Rates & Info


FreshPatents.com Support - Terms & Conditions

Results in 0.25117 seconds