Electrical generator or motor structure patents - Monitor Patents
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Electrical generator or motor structure April category listing, related patent applications 04/12

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
04/26/2012 > 37 patent applications in 27 patent subcategories.

20120098355 - Multiple-phase linear switched reluctance motor: A linear switched reluctance motor comprises a movable coil bracket including first and second coil assemblies. Each of the first and second coil assemblies further comprises a plurality of coils separately wound around a plurality of motor coil cores, each of the coils being configured to receive a sinusoidal current... Agent:

20120098356 - Linear motor, back yoke for linear motor, and manufacturing method of back yoke: A linear motor includes a slider unit having a magnet row in which plural permanent magnets are arranged in series so that the same poles are opposed to each other and moving in an arrangement direction of the magnet row by electromagnetic force, a stator unit in which the slider... Agent: Seiko Epson Corporation

20120098357 - Magnetic motor: Embodiments of the present invention may include a method of producing mechanical power by moving a coil coupled to a shaft partially into a magnetic cylinder having a magnetic end cap containing a plurality of stacked magnetic forces, changing the magnetic polarity of the shaft, moving the coil out of... Agent:

20120098359 - Rotor of compressor motor: There is provided a rotor of a compressor motor at a low cost in which a balance weight is stably positioned. A rotor includes a rotor laminated steel plate (12), rotor end plates (16, 18) arranged on both end surfaces of the rotor laminated steel plate (12), and balance weights... Agent:

20120098358 - Tuned bearing: A bearing assembly for a submersible pump motor has a bearing body, having a hub, an outer portion, and a plurality of wing portions. The wing portions are spaced apart to form a plurality of cavities in the bearing body. A mass damper is mounted to the hub. The mass... Agent: Baker Hughes Incorporated

20120098361 - Drive apparatus: A heat sink has two heat radiation blocks. The heat radiation block is formed in a wide column shape. The heat radiation block has connection parts at both ends. The connection parts have respective holes formed to pass through in the axial direction of a motor. One screw is inserted... Agent:

20120098360 - System having fiber optic purity sensor: A system includes an electrical generator comprising a stator, a rotor, and a gas coolant path through an interior of the electrical generator and at least one fiber optic purity sensor configured to sense a gas purity of a flow of a gas coolant through the gas coolant path.... Agent: General Electric Company

20120098362 - Dynamoelectric machine coil spacerblock having flow deflecting channel in coil facing surface thereof: A dynamoelectric machine includes a rotor having a plurality of adjacent coils; and a spaceblock disposed between adjacent coils so as to define at least a first cavity adjacent the spaceblock and between mutually adjacent coils, the spaceblock including a channel disposed in a coil facing surface of the spaceblock... Agent: General Electric Company

20120098391 - Drive apparatus: An electronic control unit (50, 70) including semiconductor modules (501 to 506) and capacitors (701 to 706) is disposed in the axial direction of a motor (30). The semiconductor modules (501 to 506) are placed longitudinally and brought into contact with a heat sink (601). The vertical line to each... Agent: Denso Corporation

20120098364 - Actuator: An actuator including a motor, case, resin mold, connector terminal, and two power supplying terminals. The motor includes two power receiving terminals. The resin mold is arranged in the case at a location close to one end. Each power supplying terminals includes a first extension, which is formed in a... Agent: Asmo Co., Ltd.

20120098365 - Drive apparatus: A heat sink of a drive apparatus includes a heat receiving surface located in a rising direction from an end surface wall of a motor case formed in an axial direction of the motor case. A power module includes a mold part and is arranged along the heat receiving surface... Agent:

20120098363 - Insulating retaining element for phase potential bars: A stator for an electric motor has phase potential bars and an insulating retaining element. The insulating retaining element includes a first component configured to accommodate the phase potential bars and to insulate the phase potential bars electrically from one another. The insulating retaining element additionally includes a second component... Agent:

20120098366 - Drive apparatus: An electronic control unit (50, 70) including semiconductor modules (501 to 506) and capacitors (701 to 706) is disposed in the axial direction of a motor (30). The semiconductor modules (501 to 506) are placed longitudinally and brought into contact with a heat sink (601). The vertical line to each... Agent:

20120098367 - Clutch and motor: A clutch including a drive shaft, drive side rotation body, driven shaft, driven side rotation body, clutch housing, and lock member is disclosed. During non-rotation of the drive side rotation body, when the driven side rotation body is rotated, the lock member is pushed by the driven side rotation body... Agent: Asmo Co., Ltd.

20120098368 - Electrical push device: The present invention discloses an electrical push device, comprising a motor (1), a housing (2), and an axially movable push rod (3) provided in the housing (2). A lead screw (4) whose helix rise angle is larger than the locking angle is provided in the push rod (3). A screw... Agent:

20120098370 - Stabilization of flywheels: This invention improves the operation of flywheels by allowing rotation about an inertial axis without the generation of imbalance forces that arise from the use of bearings to support the rotating components of the flywheel. The system uses periodic positional corrections to the rotating components of the flywheel so as... Agent: Spinlectrix Inc.

20120098371 - Stabilization of rotating machinery: This invention improves the operation of rotating machinery by allowing rotation about an inertial axis without the generation of imbalance forces that arise from the use of bearings to support rotating components.... Agent: Spinlectrix Inc.

20120098369 - Suspended rotors for use in electrical generators and other devices: Apparatuses employing suspended rotors are provided. In one embodiment, an apparatus includes a housing forming an internal cavity and a rotor disposed in the internal cavity of the housing. The rotor has a first end and a second end. The apparatus also includes a first end ring coupled to the... Agent:

20120098372 - Rotary electric machine and rotor therefor: A rotor includes a rotor core and a plurality of permanent magnets aligned in a circumferential direction of the rotor core. An inner circumferential surface of the rotor core includes a first portion formed at a position corresponding to a central portion of the permanent magnet in a circumferential direction,... Agent: Kabushiki Kaisha Yaskawa Denki

20120098373 - Torque support: The invention relates to a torque support for motors, in particular drive motors, comprising at least one first and one second fixing unit that can be non-rotatably mounted to at least one first and one second motor and at least one connecting element between the first and the second fixing... Agent: As Drives & Services Gmbh

20120098374 - Variable-speed magnetic coupling and method for control: An apparatus includes a first rotor operatively connected to an output shaft and holding a first array of pole pieces; a second rotor operatively connected to an input shaft coaxially with the first rotor and holding a second array of pole pieces; and an array of field windings disposed coaxially... Agent:

20120098375 - Magnetic rotor assembly: A device for inducing the rotation of a plurality of rotors by use of magnetically charged materials includes at least a pair of rotors rotatably mounted. Each rotor includes at least one outwardly extending element having magnetic material attached to the opposing ends of the element. The elements of the... Agent:

20120098376 - Permanent-magnet synchronous motor and electric power-assisted steering system: The present invention relates to a permanent-magnet synchronous motor, particularly an electric three-phase motor, comprising a stator having a stator yoke in which stator teeth with interposed stator grooves are arranged, wherein on each stator tooth at least one winding is provided, further comprising a rotor having permanent magnets, wherein... Agent: Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Wurzburg

20120098377 - Arrangement for attaching a magnet to a rotor, and a rotor: In an arrangement in accordance with the invention for attaching a permanent magnet to an electrical machine's rotor, the rotor comprises at least two magnetic poles, and there is a pole gap between two magnetic poles. Permanent magnets are installable on the surface of the magnetic core. A pole piece... Agent: Abb Oy

20120098378 - Motor: A motor includes a rotor of 4n magnetic poles and a stator. The rotor includes a rotor core, 2n magnets embedded in the rotor core and 2n salient pole portions formed integrally with the rotor core. A gap is formed between each magnet and the circumferentially adjacent salient pole portion.... Agent: Asmo Co, Ltd.

20120098379 - Brushless motor and electric power steering system: A motor formed as a 10-pole 12-slot brushless motor includes: six delta-connected coils that are among twelve motor coils, and arranged in a circular pattern such that any two of the delta-connected coils, which are next to each other in the circumferential direction, are different in winding direction; and six... Agent: Jtekt Corporation

20120098380 - End caps for stator segments of segmented stator assemblies: An example end cap of a stator segment is provided for use in locating wires in a segmented stator assembly in desired positions. The end cap generally includes a body and an inboard wall. An identifier is defined by the inboard wall of the end cap for use in determining... Agent: Emerson Electric Co.

20120098381 - Stator, brushless motor, and manufacturing method of the same: An inner rotor type brushless motor includes a stator. The stator is made of a plurality of stator sections. Each one of the stator sections has a plurality of core members, an insulator, and a winding wound on the core members via the insulator. The core member includes a yoke... Agent: Asmo Co., Ltd.

20120098382 - Electric motor: An electric motor, especially a brushless PMDC motor, has a stator and a rotor rotatably installed inside of the stator. The stator has a housing with an open end, an end cap fixed to the open end of the housing, a stator core fixed to an inner surface of the... Agent:

20120098383 - Electric machine having a brush-slip ring device:

20120098384 - End caps for stator segments of segmented stator assemblies: An example end cap of a stator segment is provided for use in locating wires in a segmented stator assembly in desired positions. The end cap generally includes a body and an inboard wall. An identifier is defined by the inboard wall of the end cap for use in determining... Agent: Emerson Electric Co.

20120098385 - Generator rotor main lead support and lead path configuration: Embodiments of the invention relate generally to lead path configurations in generator rotors and, more particularly, to a support apparatus for a main lead and generator rotors incorporating such a support apparatus. In one embodiment, the invention provides a support apparatus for a main lead of a generator rotor, the... Agent: General Electric Company

20120098386 - Ceramic material, method for producing said ceramic material and component comprising said ceramic material: The invention relates to a ceramic material of the formula [(Bi0.5Na0.5TiO3)(1-y)(BaTiO3)y](1-x)(K0.5Na0.5NbO3)x, and also to a method for producing the same and to a component comprising said material.... Agent: Epcos Ag

20120098387 - Elastic wave device and method for manufacturing the same: An elastic wave device includes a piezoelectric thin film formed from a piezoelectric single crystal substrate by peeling, an inorganic layer formed on a rear surface of the piezoelectric thin film, an elastic layer disposed on a surface of the inorganic layer opposite to the piezoelectric thin film, and a... Agent: Murata Manufacturing Co., Ltd.

20120098388 - Dome-shaped piezoelectric linear motor: The present invention relates to a dome-shaped piezoelectric linear motor, and provides a piezoelectric linear motor having enhanced displacement using dome-shaped piezoelectric ceramic. A dome-shaped piezoelectric linear motor (DSPLM) comprises: a dome-shaped piezoelectric ceramic actuator which has two surfaces applied with different electrodes; a bar-shaped vibration shaft which is vertically... Agent: Inova, Inc.

20120098389 - Method for mounting a piezoelectric resonator in a case and packaged piezoelectric resonator: The invention concerns a method for mounting a piezoelectric resonator (40) inside a case (80) by ultrasonic bonding of the piezoelectric resonator to a base part of the case. The invention also concerns a small-sized packaged piezoelectric resonator, in which the piezoelectric resonator is ultrasonically bonded inside a base part... Agent: Micro Crystal Ag

20120098390 - Piezoelectric devices and methods for manufacturing piezoelectric substrates used in such devices: In a piezoelectric device, a piezoelectric substrate includes a vibrating piece with respective excitation electrodes on each principal surface thereof. The piezoelectric substrate is surrounded by an outer frame separated therefrom by a through-void except for a supporting portion connecting the vibrating piece to the frame. Extraction electrodes extend from... Agent: Nihon Dempa Kogyo Co., Ltd.

04/19/2012 > 39 patent applications in 31 patent subcategories.

20120091827 - Voice coil motor with rollers: P

20120091828 - Micromechanical device for amplifying a vibrating movement: An apparatus for amplifying a vibratory movement includes a micromechanical device having an interface for fixedly joining it to a vibrating member; a mass mounted to be mobile in at least one degree of freedom relative to the interface; a spring capable of exerting a return force between the mobile... Agent: Commissariat A L'energie Atomique Et Aux Energies Alternatives

20120091829 - Contact sh-guided-wave magnetostrictive transducer: A contact shear horizontal (SH) mode guided-wave magnetostrictive transducer including: a transduction band which is disposed on a surface of an object to be tested and in which electromagnetic acoustic transduction occurs; and radio frequency (RF) coils disposed on the transduction band, wherein the transduction band includes a plate-shaped solenoid... Agent:

20120091830 - Anti-separating structure of sensing magnet for eps motor: Disclosed is an anti-separating structure of a sensing magnet for EPS motor, capable of applying a mechanical coupling force to a magnet and a plate to stably prevent the magnet from being disengaged to an axial and rotational direction, the structure including a plate, and a magnet formed on an... Agent: Lg Innotek Co., Ltd.

20120091831 - Mounting device for disk in spindle motor: A spindle motor including a base, a bearing housing supported on the base, a bearing provided within the bearing housing, a rotating shaft rotatably supported by the bearing, a stator including a core fixed to the bearing housing and coils wound around the core, a rotor including a rotor yoke... Agent:

20120091832 - Matrix material comprising magnetic particles for use in hybrid and electric vehicles: A magnetic field interactive material being part of a machine component or mechanism utilizing magnetic or electro-magnetic field forces in said components operation and comprising specifically located magnetic particles incorporated into a non homogeneous amalgamation within the matrix or structural matrix of primarily a metal material differing from that of... Agent:

20120091833 - Drive unit: The invention relates to an electric machine (5), in particular for a motor vehicle, comprising a housing (9), at least one shaft (8), a stator (6), a rotor (7), a cooling circuit for cooling the electric machine (5) using a liquid, in particular oil, wherein the liquid can be conveyed... Agent: Robert Bosch Gmbh

20120091838 - Cooling structure for rotary electric machine: A cooling structure for a rotary electric machine uses coolant to cool coil end portions that protrude outward, one from each end surface of a stator core, in a stator that includes a stator core and coils that are wound in a circumferential direction of the stator core. This cooling... Agent: Toyota Jidosha Kabushiki Kaisha

20120091837 - Generator cooling arrangement of a wind turbine: The invention relates to a stator (1) of a generator of a wind power station or wind energy plant comprising a liquid cooling system for the region of the stator sheet stacks (5). The stator (1) comprises a plurality of axial tubes (8) and/or axial borings (7) through which a... Agent: Avantis Ltd.

20120091836 - Heat-generating portion cooling structure of vehicle drive apparatus: A heat-generating portion cooling structure of vehicle drive apparatus that sufficiently supplies cooling oil to heat-generating portions to enhance efficiency of the vehicle drive apparatus when the heat-generating portions generate maximum heat includes drawing means for drawing oil in a case into a catch tank, and an oil circulation passage... Agent: Toyota Jidosha Kabushiki Kaisha

20120091835 - Motor-generator cooling system of hybrid-automobile: A motor/generator cooling system of a hybrid vehicle that has a first and second motor/generator disposed in an axial direction in a transmission, may include a cooling pipe that may be disposed in an axial direction along an upper and outside of the first and second motor/generator in the transmission,... Agent: Hyundai Motor Company

20120091834 - Split drain system and method for an electric machine module: Embodiments of the invention provide an electric machine module including module housing with an inner wall and at least one end cap. The module can at least partially define a machine cavity. The electric machine module can also include at least two drain holes positioned substantially circumferentially apart from one... Agent:

20120091864 - Magi - magnetic invention: A Magnetic Invention, or a magnetic field power convertor, provided with a driveshaft inserted transversely through a custom rare-earth neodymium magnet. This combination is then mounted inside a cylindrical electromagnet. Two sets of coils, referred to as the motor coils and the generator coils, are designed with a custom-built proximity... Agent:

20120091865 - Power unit for an electrical steering system: Disclosed is a power unit for an electric steering system and a method for assembling such a power unit. The power unit comprises a motor and a control unit, wherein the control unit is connected to the motor by means of shrink fitting.... Agent:

20120091839 - Electric motor: The invention relates to an electric motor, in particular for a pump in a motor vehicle. The electric motor has a housing, a stator and an armature. The electric motor also has a control unit which is preferably formed on a printed circuit board, wherein the printed circuit board is... Agent: Robert Bosch Gmbh

20120091840 - Stator structure and stator manufacturing method: To provide a stator structure or a stator manufacturing method capable of providing a short coil end, a stator structure includes a coil mounted on a stator core part and a resin-molded portion made of insulating resin that covers at least an end face of the core part and the... Agent: Toyota Jidosha Kabushiki Kaisha

20120091841 - Rotor for an electric motor and method for producing such a rotor: A rotor for an electric motor is provided. The rotor includes a metal cone upon which a plurality of electrical conductors are arranged. A metallic corrosion protection layer is provided that envelopes the metal core and the conductors. The corrosion protection layer is laid around the metal core and the... Agent: Siemens Aktiengesellschaft

20120091842 - Hydrodynamic bearing assembly and motor including the same: There is provided a fluid dynamic bearing assembly including: a hub coupled to a shaft and rotating together with the shaft; a sleeve supporting the shaft and including a storage groove formed in an upper surface thereof to thereby store oil between the sleeve and the hub; and a protrusion... Agent: Samsung Electro-mechanics Co., Ltd.

20120091843 - Electricity generated off recurring energy: The ELECTRICITY GENERATED OFF RECURRING ENERGY (EGORE) unit is a self-contained system that produces electricity at continuous voltage loads without the need of external fuel or additives. EGORE coverts electricity into mechanical energy, amplifies the mechanical energy, and reconverts mechanical energy into electricity. The amplification produces a greater amount of... Agent:

20120091844 - Alloy material for r-t-b type rare earth permanent magnet, method for producing r-t-b type rare earth permanent magnet, and motor: An excellent R-T-B type rare earth permanent magnet having a high coercive force (Hcj), in which a decrease in magnetization (Br) is suppressed, is obtained by a method for producing an R-T-B type rare earth permanent magnet using, as a raw material, an R-T-B type rare earth magnet alloy material... Agent: Showa Denko K.k.

20120091845 - Brushless motor: A brushless motor includes a rotor and a stator. The rotor is provided with a rotor core including a plurality of magnet poles and a plurality of core poles. A void is formed at a boundary between each core pole and an adjacent magnet pole in the circumferential direction. Each... Agent: Asmo Co, Ltd.

20120091846 - Rotor core: There is provided a rotor core which increases the quality and reliability thereof by preventing the occurrence of a core separation of the rotor core. There is provided a rotor core including a plurality of substantially cylindrical core blocks which are stacked on each other; and a plurality of magnets,... Agent: Mitsui High-tec, Inc.

20120091847 - Electromagnetic structure having a core element that extends magnetic coupling around opposing surfaces of a circular magnetic structure: An electromagnetic structure comprises a rotor assembly having at least one circular magnetic structure. The structure has opposing first and second surfaces that extend around a peripheral boundary region. A plurality of emission regions are disposed along said peripheral boundary region, with each emission region presenting poles having opposite polarities... Agent: Correlated Magnetics Research, LLC

20120091848 - Permanent magnet electric motor: An increase of the magnetization current can be prevented during demagnetization and magnetization, and a variable speed operation can be achieved at a high power output over a wide range of from a low speed to a high speed. A rotor (1) is configured by a rotor core (2), a... Agent: Kabushkiki Kaisha Toshiba

20120091849 - Conductive wire unit and generator with closed magnetic path: A stator for a generator with closed magnetic path comprises a coil support frame and a conductive wire unit arranged on the coil support frame. The conductive wire unit comprises a plurality of stacked basic conductive wire units. The basic conductive wire unit comprises a conductive wire layer and a... Agent:

20120091850 - Rotating electric machine: A rotor slot is asymmetrically shaped with respect to a straight line drawn from the central axis of the rotation of the rotor in a radial direction, and has a slot opening, the circumferential width of which is smaller than that of the rotor slot, at the top of the... Agent: Hitachi, Ltd.

20120091851 - Rotary electric machine: A rotary electric machine comprises a rotor rotatable within a stator assembly, the stator assembly comprising a stator body defining a plurality of stator slots accommodating electrical conductors, a slot liner being provided within each slot to provide electrical insulation between the stator body and the electrical conductors, wherein each... Agent: Goodrich Control Systems

20120091852 - Electrical machine: The invention relates to an electric machine, comprising a rotor (8; 50; 76) and a stator (9; 29; 77), wherein the rotor (8; 50; 76) and/or the stator (9; 29; 77) comprise at least one laminated core (2; 11; 32; 72) having a substantially rectangular cross-section, wherein the laminated core... Agent: Robert Bosch Gmbh

20120091853 - Support system for dynamoelectric machine: A support system is provided for a dynamoelectric machine having a stator and stator bars connected to a connection ring assembly. The support system includes at least one stator bar support bracket and one or more support rings connected to the stator bars. A connection ring support bracket supports the... Agent: General Electric Company

20120091854 - Micromechanical resonator: The invention relates to design of micromechanical resonators and, more precisely, to the design of microelectromechanical systems (MEMS) resonators. The invention provides an improved design structure for a microelectromechanical systems (MEMS) resonator including a movable mass structure and a spring structure. The spring structure includes a spring element. The spring... Agent: Vti Technologies Oy

20120091855 - Atomic layer deposition encapsulation for acoustic wave devices: Acoustic wave devices and methods of coating a protective film of alumina (Al2O3) on the acoustic wave devices are disclosed herein. The protective film is applied through an atomic layer deposition (ALD) process. The ALD process can deposit very thin layers of alumina on the surface of the acoustic wave... Agent: Rf Micro Devices, Inc.

20120091856 - Substrate, manufacturing method of substrate and saw device: A substrate having appropriate strength and allowing firm bonding to a piezoelectric substrate and the like can be obtained at a lower cost. The substrate for an SAW device is formed of spinel, and PV value representing difference in level of one main surface of the substrate is at least... Agent: Sumitomo Electric Industries, Ltd.

20120091857 - Piezoelectric element fitting structure and head suspension: A fitting structure for fitting a piezoelectric element to an actuator base that includes an opening that formed in the actuator base and accommodates the piezoelectric element, a receiver that inwardly protrudes from an inner circumferential edge of the opening and receives the piezoelectric element, a hole defined by an... Agent: Nhk Spring Co., Ltd.

20120091858 - Parylene-c as a piezoelectric material and method to make it: A parylene C polymer that is electrically poled such that it is piezoelectric is presented. Methods for manufacturing the piezoelectric parylene C polymer with an optimal piezoelectric coefficient d33 are also disclosed. Actuators formed with piezoelectric parylene C are disclosed as well as sensor devices that incorporate piezoelectric parylene C... Agent: California Institute Of Technology

20120091859 - Piezoelectric generator, sensor node, and method of manufacturing piezoelectric generator: A piezoelectric generator includes: a base body; and at least one piezoelectric transducer disposed on the base body, and including a first electrode, a piezoelectric body, and a second electrode, wherein the piezoelectric transducer includes a support section fixed to the base body, and a vibrating section disposed apart from... Agent: Seiko Epson Corporation

20120091860 - Electronic component, mounting structure thereof, and method for mounting electronic component: An electronic component includes: a functional piece having a predetermined function; a bump electrode formed on the functional piece, the bump electrode including a core with elastic property and a conductive film provided on a surface of the core; and a holding unit for holding a conductive contact state between... Agent: Seiko Epson Corporation

20120091861 - Ceramic composition for piezoelectric actuator and piezoelectric actuator comprising the same: The present invention relates to a ceramic composition for a piezoelectric actuator and a piezoelectric actuator comprising the same. The ceramic composition for piezoelectric actuator includes a piezoelectric ceramic powder expressed by a Chemical Formula: (1-x)Pb(Zr(1-y)Tiy)O3-xPb(Ni1/3Nb2/3)O3, wherein x is 0.25 to 0.4 and y is 0.4 to 0.7; and a... Agent: Samsung Electro-mechanics Co., Ltd.

20120091862 - Electrode, microacoustic component and production method for an electrode: A microacoustic component includes an active layer and an electrode. The electrode includes a first metal layer facing the active layer, a second metal layer facing away from the active layer, and a third layer arranged between the first metal layer and the second metal layer. The third layer serves... Agent: Epcos Ag

20120091863 - Structure for bonding metal plate and piezoelectric body and bonding method: A bonding structure that provides excellent conductivity and bonding between a piezoelectric body and a metal plate includes a metal plate and an electrode of a piezoelectric body bonded to one another with an electrically conductive adhesive so as to provide electrical conductivity, the electrically conductive adhesive includes carbon black... Agent: Murata Manufacturing Co., Ltd.

04/12/2012 > 27 patent applications in 22 patent subcategories.

20120086287 - Linear motor and stage device: A linear motor includes a field magnet and an armature. The field magnet includes a pair of opposing field magnet yokes. A yoke base is disposed on a first end of each field magnet yoke in a Y axis direction. Between the field magnet yokes, a first magnet row is... Agent: Kabushiki Kaisha Yaskawa Denki

20120086288 - Electric rotating machine: An electric rotating machine includes a stator, a rotor, and a plurality of magnetic shields. The stator includes a stator core and a stator coil wound on the stator core. The stator core has a plurality of stator teeth arranged in the circumferential direction of the stator core. The rotor... Agent: Denso Corporation

20120086289 - Rotor of a synchronous reluctance machine and the method for manufacturing the rotor of a synchronous reluctance machine: A rotor is disclosed for a synchronous reluctance machine which includes an axis, which is supported by bearings to rotate inside a stator, and to which axis a rotor frame has been attached. The frame can be made of magnetically non-conductive material, having arranged magnetically conductive bar-shaped objects which extend... Agent: Abb Oy

20120086290 - Variable amplitude vibratory appliance: A vibratory appliance includes a tool driven to oscillate by a rotary electric motor. A mechanism for converting rotary movement to oscillatory movement includes magnetic couplers moveable relative to one another. A displacement mechanism moves one of the magnetic couplers relative to the other magnetic coupler and varies the amplitude... Agent: Hayco Manufacturing Limited

20120086291 - Ventilated rotor and stator for dynamoelectric machine: A laminated rotor and stator are provided for a dynamoelectric machine. The rotor includes at least one end flange having a plurality of cooling apertures and at least one rotor inner vent lamination having a plurality of cooling apertures. At least one rotor outer vent lamination has a plurality of... Agent: General Electric Company

20120086313 - Rolling bearing assembly with rotation sensing means, electric machine provided with such an assembly and fork lift truck comprising such an electric machine: This rolling bearing assembly (2) comprises a rolling bearing (4) with an inner ring (8), an outer ring (6) and several rolling bodies (10) between the inner and outer rings, at least one sensor (30) adapted to detect a rotation parameter of a first ring (8) with respect to a... Agent:

20120086292 - Stator: In the stator, a thermistor housed in a tube is arranged to be sandwiched between a coil end and a U-phase bus bar, allowing the thermistor to receive heat from above and below at two faces, that is a face of the U-phase bus bar and a top face of... Agent: Aisin Seiki Kabushiki Kaisha

20120086293 - Kinetic energy to electric power converter: A kinetic energy converter for converting linear motion into electrical energy has an outer body and an inner cylindrical body. The outer body and the inner body define a common central axis wherein the outer body is movable along the central axis with respect to the inner cylindrical body. A... Agent:

20120086294 - Electric machine: The device comprises a single circular row of permanent magnetic poles and a circular row of electromagnets, magnetic-force-conducting elements of which have central polar part and two lateral polar parts connected to the central polar part and spaced from opposing (in the direction which is essentially perpendicular to the rotation... Agent:

20120086295 - Motors with quadric surfaces: A motor having a rotor whose outer surface conforms to a non-degenerate quadric surface, and a matching stator.... Agent: Matrix Motor, LLC

20120086296 - Laminated sheet winding: Apparatuses, systems, and methods provide for high density laminated sheet windings in axial and radial flux configurations. According to embodiments described herein, motor components such as a rotor or stator include a number of stacked sheets of conductive material. The stacked sheets are electrically connected in series to create a... Agent:

20120086297 - Motor: A multipolar motor is simply wire-wound and an output thereof is capable of being switched. The motor includes at least 8 magnetic poles, an armature including at least 10 tooth sections; a commutator including at least 20 commutator segments, and brush-sets including 2 positive electrode brushes and 2 negative electrode... Agent: Nidec Corporation

20120086298 - Multilayered wound coil, stator, and manufacuting method therefor: Disclosed are a multilayered wound coil, a stator, and a manufacturing method therefor. The stator is provided with: a stator core comprising laminated steel sheets; and a coil which is wound around a teeth section formed on the stator core and has a plurality of layers formed in the circumferential... Agent: Toyota Jidosha Kabushiki Kaisha

20120086300 - Divided core of eps motor stator: Disclosed is a divided core of an EPS motor stator that is easy in assembly and disassembly of divided cores and that can accurately maintain concentricity of the divided cores when the divided cores are assembled, wherein the divided core including a yoke forming a periphery of the stator core... Agent: Lg Innotek Co., Ltd.

20120086299 - Insulation structure for winding of motor stator: The present invention provides an improved insulation structure for winding of motor stator, which is an improved design of structure for providing effective insulation for stator winding and improving winding volume. A stator piece that is arranged inside a motor body forms arrayed holes for wire winding. The holes receive... Agent:

20120086301 - Power generating apparatus and motor: Disclosed are a power generating apparatus and a motor. The power generating apparatus includes a stator made of a nonferrous metal, with a coil being wound thereon, and a rotor made of a nonferrous metal. The rotor is rotatable relative to the stator, and a plurality of magnets are disposed... Agent:

20120086302 - Stator core and method of manufacturing same: A stator core 10 and its manufacturing method, the stator core 10 including laminated stator core sheets 17, each of the stator core sheets 17 punched out from a magnetic metal sheet 32, a central portion of the magnetic metal sheet 32 previously punched out to form a rotor core... Agent: Mitsui High-tec, Inc.

20120086303 - Reinforcement structure for disc motor: A reinforcement structure for a disc motor being received in the flat space formed at a side of a wheel center for driving the wheel to rotate as it can be activated to perform a rotation movement by the interactions of an electromagnetic field formed from its stators and a... Agent: Industrial Technology Research Institute

20120086304 - Claw pole comprising a centering point: The invention relates to an electrical machine (10), especially a three-phase generator for vehicles. The electrical machine (10) comprises a stator (16) and a rotor (20). The rotor (20) comprises a first and a second claw pole (22, 23) from which claw pole fingers (24) respectively extend in the axial... Agent: Robert Bosch Gmbh

20120086305 - Acoustic galvanic isolation device: An electroacoustic transducer including a first electrode formed on a substrate capable of transmitting ultrasounds, a membrane formed above the first electrode and separated therefrom by a cavity, a second electrode formed on the membrane, a first insulating layer on the second electrode, and a third electrode formed on the... Agent: Universite Francois Rabelais Ufr Sciences Et Techniques

20120086307 - Capacitive electromechanical transducer: The electromechanical transducer includes a plurality of elements including at least one cell that includes a first electrode and a second electrode opposed to the first electrode with a gap sandwiched therebetween and a direct-current voltage applying unit configured to be provided for each element and to separately apply a... Agent: Canon Kabushiki Kaisha

20120086306 - Micromechanical resonating devices and related methods: Micromechanical resonating devices, as well as related methods, are described herein. The resonating devices can include a micromechanical resonating structure, an actuation structure that actuates the resonating structure, and a detection structure that detects motion of the resonating structure.... Agent: Sand9, Inc.

20120086308 - Surface acoustic wave device, electronic apparatus, and sensor apparatus: A SAW device has an IDT which is provided in the principal surface of a quartz crystal substrate having Euler angles (−1.5°≦φ≦1.5°, 117°≦θ≦142°, |ψ|≠90°×n (where n=0, 1, 2, 3)) and excites a Rayleigh wave (wavelength: λ) in a stopband upper end mode. Inter-electrode-finger grooves are recessed between the electrode fingers... Agent: Seiko Epson Corporation

20120086309 - Acoustic wave element and electronic device including the same: An acoustic wave element of the present invention includes a piezoelectric substrate, an IDT electrode, a sidewall, a lid, and an adhesive layer. The IDT electrode is provided on the piezoelectric substrate. The sidewall is provided around the IDT electrode above the piezoelectric substrate. The lid is provided above the... Agent:

20120086311 - Acceleration sensor, vibration power generator device, and acceleration sensor manufacturing method: An acceleration sensor includes a piezoelectric layer formed on a substrate, and sensing electrodes formed in the piezoelectric layer. In the acceleration sensor, the piezoelectric layer interposing between the sensing electrodes is polarized in a film thickness direction of the piezoelectric layer.... Agent: Fujitsu Limited

20120086310 - Fluid power generation system having a generator with an electrical-charge-producing material: An embodiment of a fluid power generation system has a generator comprising an electrical-charge-producing material and a pair of end boundary constraints. One of the end boundary constraints of the pair of end boundary constraints is physically coupled to the electrical-charge-producing material adjacent to an end of the electrical-charge-producing material... Agent:

20120086312 - Composite substrate manufacturing method and composite substrate: According to a composite substrate manufacturing method of the present invention, (a) a piezoelectric substrate having minute asperities formed in a rear surface thereof, and a support substrate having a smaller thermal expansion coefficient than the piezoelectric substrate are prepared, (b) a filler is applied to the rear surface 11a... Agent:

04/05/2012 > 25 patent applications in 21 patent subcategories.

20120080959 - Linear vibrator: There is provided a linear vibrator according to an exemplary embodiment of the present invention, including: a fixing unit providing an internal space having a predetermined size; a plurality of magnets disposed in the internal space of the fixing unit and positioned to have the same poles face each other... Agent: Samsung Electro-mechanics Co., Ltd.

20120080960 - Low cost multi-coil linear actuator: Disclosed herein are methods and systems for low cost linear actuators that can deliver strokes and forces at different values. The embodiments presented herein have parts and components that may be usable for both multi-coil and single-coil actuator designs. According to one embodiment, a magnet housing may removably or permanently... Agent:

20120080962 - Brush holder for an electric motor: A brush holder for an electrical motor has an electrically insulating support structure supporting a number of brushes. The support structure has a molded-plastic body incorporating conducting elements forming conductive paths for connecting the brushes to a power supply. A discontinuity is provided in one of the connection paths. A... Agent:

20120080961 - One-piece resin component for dynamoelectric machine and manufacturing method using the same: In a one-piece resin component, a plurality of stackable resin portions is resin-molded integrally with a resin housing of a dynamoelectric machine and radially outwardly projects from the resin housing. Each the plurality of stackable resin portions is adapted to be stacked against a corresponding one of a plurality of... Agent: Asmo Co., Ltd.

20120080963 - Electric power tool: An electric power tool of the present invention includes a motor used as a drive source housed in a dual-separated type housing and includes a bearing support member that covers the outer circumferential surface of a bearing of the motor and supports the bearing from outside in the radial direction,... Agent: Makita Corporation

20120080964 - Coolant channels for electric machine stator: Embodiments of the invention provide an electric machine module including an electric machine. The electric machine includes a stator assembly with a plurality of stator laminations. The plurality of stator laminations include a plurality of different outer diameters and some of the plurality of stator laminations include at least two... Agent:

20120080965 - Coolant channels for electric machine stator: Embodiments of the invention provide an electric machine module including an electric machine with a stator assembly. The stator assembly includes a plurality of stator laminations and the plurality of stator laminations include a plurality of different outer diameters. The plurality of stator laminations are positioned relative to one another... Agent:

20120080966 - Heat-dissipation structure for motor: A heat-dissipation structure for a motor including a motor shell, a control box, and a coupling shell. One end of the coupling shell is connected to the bottom of the motor shell and the other end thereof is connected to the top of the control box and a plurality of... Agent: Zhongshan Broad-ocean Motor Manufacturing Co., Ltd

20120080982 - Internal cooling of stator assembly in an electric machine: Embodiments of the invention provide an electric machine module including an electric machine with a stator assembly. The stator assembly includes a plurality of stator laminations coupled together and a plurality of conductors positioned through axial slots of the plurality of stator laminations. The electric machine module also includes a... Agent:

20120080983 - Stator with cooling system and associated motor: An electric motor is disclosed that includes a rotor having an axis and being rotatable about the axis. A stator is positioned about the rotor and includes a plurality of laminates with each laminate in the plurality of laminates including a peripheral edge defining a notch. The plurality of laminates... Agent:

20120080967 - Dynamoelectric machine coil spaceblock having flow deflecting structure in coil facing surface thereof: A dynamoelectric machine includes a rotor having a plurality of adjacent coils; a spaceblock disposed between adjacent coils to define at least one cavity adjacent the spaceblock and between mutually adjacent coils; and the spaceblock including a body having one of: a substantially T-shaped cross-section, a substantially hexagonal cross-section and... Agent: General Electric Company

20120080968 - Magnetic brake for motor: A magnetic braking motor system including a motor and a magnetic brake assembly. The motor includes a motor enclosure and a motor shaft rotatably mounted with respect to the motor enclosure. The magnetic brake assembly includes a rotating magnetic element and a stationary magnetic element. The rotating magnetic element is... Agent:

20120080969 - Rotor, generator and wind turbine: A rotor for a generator of e.g. a wind turbine is disclosed. The rotor includes an axis of rotation, a circular rotor body and a circular stabilization structure. The circular stabilization structure is arranged at a face side of the circular rotor body. The stabilization structure includes a brake disc.... Agent:

20120080970 - High voltage and high temperature winding insulation for esp motor: A litz wire includes, in one embodiment, a plurality of twisted strands, wherein one or more of the strands includes a composite magnet wire. The composite magnet wire includes a metal wire having a nanocoating on its outer surface. The nanocoating includes an electrical insulating polyimide matrix and a plurality... Agent: General Electric Company

20120080971 - Disc motor and electric working machine equipped with disc motor: A disc motor includes an output shaft, a coil disc, an electric current supplying section, and a magnet. The coil disc is disc-shaped. The coil disc includes a first coil and a second coil. The first coil has a plurality of first partial coil sections radiating outward in a radial... Agent: Hitachi Koki Co., Ltd.

20120080972 - Sintered magnet and method for producing the same: There is provided a sintered magnet that is capable of, as compared to conventional divided magnets, significantly reducing eddy loss, flexibly accommodating diverse shape and dimensional variations, and significantly lowering productions costs while maintaining the desired coercivity, as well as a method of producing same. It is a sintered magnet... Agent: Toyota Jidosha Kabushiki Kaisha

20120080973 - Armature for rotary electric apparatus and manufacturing method for the same: A laminated core includes laminated core sheets each formed by press working. Each core sheet has a teeth portion corresponding to the teeth. An insulating film covers at least a portion of the laminated core corresponding to the teeth. A burr caused by the press working in each core sheet... Agent: Asmo Co., Ltd.

20120080975 - Axial coil for a slotless electric motor: An axial self-supported coil for a slotless rotating electric motor. The axial self-supported coil includes one coil body formed by winded electrical conductors, with a head at each end, the electrical conductors in the coil body being substantially coplanar with the motor rotation axis, each coil head having an axial... Agent: Portescap Sa

20120080974 - Disc motor and electric working machine equipped with disc motor: A disc motor includes an output shaft, a coil disc, an electric current supplying section, and a magnet. The coil disc is disc-shaped. The coil disc includes an at least two-layer structure having a first layer and a second layer. The coil disc includes a coil having a plurality of... Agent: Hitachi Koki Co., Ltd.

20120080976 - Stator for electrical rotating machine: Included are a pair of insulators arranged on axial end surfaces of a split core, and an insulating film attached to lateral side surfaces of the tooth part, for insulating the split core from a coil wound around the tooth part. Each insulator includes projections projecting further than a tooth... Agent: Mitsubishi Electric Corporation

20120080977 - Multi-gap electric rotating machine: In a multi-gap electric rotating machine, a stator core has a radially outer portion, a radially inner portion and a connecting portion. The radially outer portion is located radially outside of a rotor core with a radially outer magnetic gap formed therebetween. The radially inner portion is located radially inside... Agent: Denso Corporation

20120080978 - Radioactive isotope electrostatic generator: A radioactive isotope electrostatic generator may include emitter electrodes and collector electrodes. The emitters and collectors may be made of low atomic weight material, and may be formed as a mesh. A radioactive isotope may be homogenously distributed on the emitter electrodes.... Agent:

20120080979 - Surface acoustic wave component: A surface wave component contains at least two interdigital transducers having natural unidirectionality, disposed on a piezoelectric crystal substrate, which form a transducer pair consisting of transmission transducer and reception transducer. The transducers consist of an interdigital electrode structure having prongs and bus bars, and have opposite forward directions. At... Agent: Vectron International Gmbh & Co. Kg

20120080980 - Electroactive elastomer actuator and method for the production thereof: Described is an electroactive elastomer actuator having at least one first band-shaped electroactive elastomer coating and at least one first and one second surface electrode, which are separated by the at least one first electroactive elastomer coating. At least one second electroactive elastomer coating is applied to a surface of... Agent:

20120080981 - Piezoelectric power generator: A piezoelectric power generator that includes a piezoelectric laminate in which a plurality of rectangular-shaped piezoelectric elements each having electrodes formed on a substrate are connected at both ends thereof to each other, and in which a portion other than connection portions is capable of vibrating. In the piezoelectric laminate,... Agent: Murata Manufacturing Co., Ltd.

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