Electrical generator or motor structure patents - Monitor Patents
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Electrical generator or motor structure May archived by USPTO category 05/12

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.
  
05/31/2012 > 32 patent applications in 28 patent subcategories. archived by USPTO category

20120133219 - Apparatus for generating vibrations: There is provided an apparatus for generating vibrations, including: a housing forming an internal space; a flexible member disposed in the internal space of the housing and made of a soft material; a magnetic field unit disposed to be opposite to the flexible member and including a yoke having a... Agent: Samsung Electro-mechanics Co., Ltd.

20120133220 - Apparatus for generating vibrations: Disclosed is an apparatus for generating vibrations. The apparatus for generating vibrations includes a housing forming an internal space; a flexible member mounted in the internal space of the housing and made of a soft material, a magnetic field unit disposed to be opposite to the flexible member and including... Agent: Samsung Electro-mechanics Co., Ltd.

20120133221 - Dual-rotor motor having heat dissipation: An electric motor may include an outer rotor and an inner rotor, with a stator, which carries the excitation coils, formed as a hollow cylinder and engaging in the pot-shaped outer rotor and being connected to the housing or to a part of the electric motor fixedly connected to the... Agent: Cpm Compact Power Motors Gmbh

20120133222 - Electric vehicle using electric motor and electric motor: An electric motor includes a frame, a stator disposed in the frame, a rotor disposed in the frame, and a cooling unit configured to perform a cooling operation by supplying a cooling fluid into the frame. Under this configuration, a cooling function may be enhanced, and a high output density... Agent:

20120133223 - Brushless dc motor structure: A brushless DC motor structure including a motor body, a controller, and a fan radiator. The fan radiator is mounted between the motor body and the controller to disperse heat from the motor body and the controller. The brushless DC motor structure increases air flow on the surface of the... Agent: Zhongshan Broad-ocean Motor Co., Ltd.

20120133249 - Fast acceleration reaction force cancelling motor: Particular embodiment of the invention relates to motors that produce reaction force cancellation and are thus well suited to applications where accelerations and reaction forces are relatively large. Such motors are particularly well suited to precision machinery that can benefit from fast accelerations with short settling times. In particular, the... Agent: Eyekon Systems LLC

20120133250 - synchronous electric motor: The invention relates to a body (1) for the winding of conducting wire with unusually high packing coefficient, comprising a plurality of reels (2), connected in sequence (12) at a predefined pitch, intended to receive by winding the conducting wire, it being possible to articulate the body (1) from an... Agent: Askoll Holding S.r.l.

20120133224 - Arc resistant terminal block: An arc resistant terminal block has a terminal post insulator and a terminal lead strap that increase the strike and creep distance of electrically charged components to grounded components by non-conductive terminal block and insulators.... Agent:

20120133225 - Rotating electrical machine and method of manufacturing the rotating electrical machine: A method of manufacturing a rotating electrical machine includes: fixing a rotor core to a shaft; assembling a stationary assembly in which a first bearing is fixed to a housing bottom portion of a substantially cylindrical housing member having a closed bottom and in which an annular stator is fixed... Agent: Nidec Corporation

20120133226 - Slide bearing, slide bearing unit with same, and motor with the bearing unit: Provided is a bearing capable of satisfying demands for cost reduction and further quietness, and stably maintaining high support accuracy. A sliding bearing (4) includes an inner member (5) having a mounting surface (9) with respect to a rotary shaft (2), and an outer member (6) being arranged on a... Agent: Ntn Corporation

20120133227 - Motor drive system arrangement to reduce torque ripple: A vehicle motor drive system having a first motor and a second motor connected by a common rotatable shaft, wherein the shaft is in operable engagement with a first and second wheel. The first motor is coupled to the first end of the rotatable shaft member and the second motor... Agent: Fisker Automotive, Inc.

20120133228 - Generator with non-magnetic rotor: The generator contains an outer casing, a non-magnetic rotor, an inner casing, outer stators, and inner stators. The non-magnetic rotor has an internal storage space, and is axially mounted on an axle and housed inside the outer casing with the axle rotatably supported by two ends of the outer casing.... Agent:

20120133229 - Electric device rotor and methods for manufacture: A rotor (100) having a first plurality of laminates (110), comprising a first plurality of protrusions (120) located at a periphery of each of the first plurality of laminates, and a second plurality of laminates (1101), arranged differently from the first plurality of laminates (110) around a shaft hole (132),... Agent: Control Techniques Dynamics Limited

20120133230 - Split-pole magnetic module for electric machine rotors: A split-pole magnetic module for use in large permanent magnet machines. The split-pole magnetic module has at least two permanent magnets positioned within a lamination stack at an angle relative to each other so that magnetic flux enters a first portion of an outer surface of the lamination stack and... Agent:

20120133231 - Axial gap type rotating apparatus and axial gap type generator: The invention is to provide an axial gap type rotating apparatus for enabling downsizing and high output by causing the magnetic field to pass across the coils effectively in arranging the magnets and coils to oppose one another in the axial direction of the rotor shaft, in which in arranging... Agent: Nisca Corporation

20120133232 - Magnet for a generator: A magnet for a generator is provided. The magnet includes a base magnet with a main surface having a length and a width and a skewed magnet module arranged at the main surface. A rotor of a generator including the magnet is provided as well as a generator with a... Agent:

20120133233 - Arrangement for attaching a magnet to a rotor, and a rotor: An arrangement for attaching a permanent magnet to the rotor of an electrical machine and such a rotor are provided. The rotor is assembled of sheets and includes at least two magnetic poles and a magnetic core. Permanent magnets are installable on a surface of the magnetic core, and a... Agent: Abb Oy

20120133234 - Electrical spherical generator of magnetic induction: A spherical generator comprises a permanent magnet sphere (4) which center of mass is shifted from the geometrical centre. A curved coil system (1) forming a sphere movably surrounds the permanent magnet sphere (4).... Agent:

20120133235 - Stator for electric rotating machine: A stator includes a stator coil that is formed of electric conductor segments welded to one another. Each of the electric conductor segments includes at least one joining portion that is welded to another one of the electric conductor segments. The joining portion includes a first part and a second... Agent: Denso Corporation

20120133236 - Method for producing beveled cage rotor and beveled cage rotor: The invention relates to a method for producing a beveled cage rotor (1) for an asynchronous machine (2) and to a cage rotor (1) that can be produced by means of such a method. In order to improve the efficiency of the asynchronous machine (2), the cage rotor (1) comprises... Agent: Siemens Aktiengesellschaft

20120133238 - Stator: A stator includes a stator core, slots, coils, an interphase insulation sheet, and wedges. The interphase insulation sheet is provided between coil ends of adjacent coils having different phases among the coils. The interphase insulation sheet includes a first sheet body portion, a second sheet body portion, and a first... Agent: Honda Motor Co., Ltd.

20120133237 - Wedge for a stator of a generator with preformed coil windings: A wedge for a stator of a generator with preformed coil windings includes a retaining portion for retaining coil windings. The retaining portion covers at least part of two neighbouring stator slots. A mounting projection at a bottom surface of the retaining portion for mounting the wedge to a top... Agent:

20120133239 - Magnet embedded rotor, electric motor, and assembly method of electric motor: According to one embodiment, a magnet embedded rotor includes a rotor iron core and a permanent magnet. The rotor iron core is formed of a magnet into a cylindrical shape and provided with holes. The rotor iron core includes a nonmagnetic portion, salient poles, a notch groove, a bridge, and... Agent: Fujitsu General Limited

20120133240 - Brush arrangement for electrical machine: An electrical machine, in particular an electric motor, has a first number (k) of commutator laminates (10, 12, 14) and brushes (16, 18), wherein the commutator laminates (10, 12, 14) are arranged distributed uniformly in the circumferential direction of a circumference of a laminate support (24). The brushes (16, 18)... Agent: Robert Bosch Gmbh

20120133241 - Short-flux path motors / generators: According to one embodiment of the present invention, an electric machine includes a stator and a rotor. The stator includes a stator pole including a first leg and a second leg, and a gap defined between the first and second legs. The rotor includes a rotor pole. The rotor is... Agent:

20120133243 - Actuator and actuator manufacturing method: There is provided an actuator including a displacement unit made of a mixture of a silicone-containing elastomer and an ionic liquid; and multiple electrodes provided to apply an electric field to a part or whole of the displacement unit. Here, the displacement unit is deformed by applying a voltage between... Agent: Tokyo Electron Limited

20120133242 - Micromechanical component and production method for a micromechanical component: A micromechanical component has an outer stator electrode component and an outer actuator electrode component which is connected to a holder via at least one outer spring, an adjustable element being adjustable about a first rotation axis by application of a first voltage between the outer actuator electrode component and... Agent:

20120133244 - Nuclear batteries: We introduce a new technology for Manufactureable, High Power Density, High Volume Utilization Nuclear Batteries. Betavoltaic batteries are an excellent choice for battery applications which require long life, high power density, or the ability to operate in harsh environments. In order to optimize the performance of betavoltaic batteries for these... Agent:

20120133245 - Radiant energy imager using null switching: In some aspects, the present invention embodies both the method and apparatus for converting a pattern of irradiation to a visible image. An embodiment of the present invention provides an array of micro-electro-mechanical sensors with each sensor includes a deflectable micro-cantilever, responsive to absorbed incident radiation and to an applied... Agent:

20120133246 - Boundary acoustic wave device: Regarding a boundary acoustic wave device in which at least a part of an IDT electrode is embedded in a groove disposed in a piezoelectric substrate, the acoustic velocity is increased. A boundary acoustic wave device is provided with a piezoelectric substrate, a first dielectric layer, and an IDT electrode.... Agent: Murata Manufacturing Co., Ltd.

20120133247 - Flexible nanocomposite generator and method for manufacturing the same: There are provided a flexible nanocomposite generator and a method of manufacturing the same. A flexible nanocomposite generator according to the present invention includes a piezoelectric layer formed of a flexible matrix containing piezoelectric nanoparticles and carbon nanostructures; and electrode layers disposed on the upper and lower surfaces of both... Agent:

20120133248 - Piezoelectric vibrator element, piezoelectric module, and electronic device: A piezoelectric vibrator element includes a vibrating portion that excites thickness-shear vibration, and a peripheral portion that is disposed on the periphery of the vibrating portion and has a thickness thinner than the vibrating portion, the vibrating portion and the peripheral portion being formed in a piezoelectric substrate. A buffering... Agent: Seiko Epson Corporation

  
05/24/2012 > 34 patent applications in 27 patent subcategories. archived by USPTO category

20120126638 - Automotive alternator rectifying apparatus: The circuit board includes: a first resin-molded body; a second resin-molded body; and a plurality of terminals each including: a positive electrode terminal portion to which is connected a lead of the positive-side rectifying element to be connected thereto; a negative electrode terminal portion to which is connected a lead... Agent: Mitsubishi Electric Corporation

20120126637 - Permanent magnet rotors and methods of manufacturing the same: A rotor for an electrical motor includes a spindle, a plurality of sintered permanent magnets arranged around the spindle, a compacted powdered soft magnetic material at least partially surrounding the plurality of sintered permanent magnets, and a plurality of discrete regions of compacted powdered non-magnetic material at least partially surrounding... Agent: Toyota Motor Engineering & Manufacturing North America, Inc.

20120126639 - Stator housing assembly having overmolded magnets: A permanent magnet electric motor has a stator and a rotor. The stator includes a stator housing having opposed axial ends and magnets affixed to an inner surface of the stator housing, and overmold material overmolded around the plurality of magnets to securely hold the plurality of magnets to the... Agent: Black & Decker Inc.

20120126640 - Rotary actuator: A rotary actuator includes a stator on which a sensor surface is arranged and a rotor configured to rotate about the stator. The rotor forms an actuating surface for the sensor surface. An interval fixing device such as a rotationally fixed sliding disk is arranged between the actuating surface and... Agent: Leopold Kostal Gmbh & Co. Kg

20120126642 - Electric motor: An electric motor has a rotor, stator, and covers. A stator coil is a pre-wound coil inserted into slots of a stator core from its inner side. A no-lead-wire side coil end portion of the stator coil protrudes radially inward. A no-lead-wire side coolant chamber is liquid-tightly defined by the... Agent: Toyota Jidosha Kabushiki Kaisha

20120126641 - Stator cooling device: A stator cooling device configured with a cylindrical stator main body that uses a rotation axis of a rotary electric machine as a central axis. A fixed portion is formed on an outer peripheral portion of the stator main body so as to protrude outward in a radial direction of... Agent: Aisin Aw Co., Ltd.

20120126643 - Apparatuses useful for cooling windings of rotor assemblies: Braces that can be placed in the gap between adjacent rotor field windings to help secure the rotor field windings in place during operation and that help cool those windings. Rotor assemblies with cooling ducts, such as rotor body cooling ducts and pole body cooling ducts, that help cool rotor... Agent:

20120126644 - Waterproof and dustproof motor heat dissipation structure and fan device using the same: A fan device includes a housing, a fan wheel assembly, a stator and an enclosure unit. The fan wheel assembly is located within the housing and includes a rotor and a plurality of blades. The stator is connected to a circuit board, and the enclosure unit encloses the stator and... Agent:

20120126670 - Spindle motor: A spindle motor is provided, the motor including: a base plate; a PCB Printed Circuit Board arranged on an upper surface of the base plate; a bearing assembly coupled to the base plate; a stator coupled to a periphery of the bearing assembly; and a rotor rotationally coupled to the... Agent: Lg Innotek Co., Ltd.

20120126645 - Frequency converter for controlling an electric motor: A frequency converter assembly includes a frequency converter, a motor, and an intermediate component. The frequency converter includes a converter housing with an opening. The motor includes a motor having a motor housing with a terminal block. The intermediate component is attached to the motor housing around the terminal block... Agent: Kostal Industrie Elektrik Gmbh

20120126646 - Intermediate connection member, stator and motor: An intermediate connection member which electrically connects an output terminal of a bus bar installed inside a motor case with an external connection terminal located in a distance from the output terminal. The intermediate connection member preferably includes both of a terminal member which is connected to the output terminal... Agent: Nidec Corporation

20120126647 - Motor power connection box and three-phase motor:

20120126648 - Machine and method for monitoring the state of a safety bearing of a machine: The invention relates to a method for monitoring the state of a safety bearing (14) of a machine (12), wherein the safety bearing (14) catches a rotor shaft (1) of the machine (12) in case of failure of a magnetic bearing (6) of the machine (12), wherein the safety bearing... Agent: Siemens Aktiengesellschft

20120126649 - Support system for dynamoelectric machine: A connection ring assembly and connection ring support system for a dynamoelectric machine is provided. The connection ring assembly includes a plurality of connection rings, and a clamp element disposed around a portion of the connection rings. The clamp element provides axial and tangential support to the plurality of connection... Agent: General Electric Company

20120126650 - Concentric motor power generation and drive system: An apparatus is provided and includes a hub, including first and second opposing faces, a first sidewall fixed at opposite ends thereof to the first and second opposing faces to define a first interior between the first and second opposing faces and a second sidewall fixed to one of the... Agent: Remy Technologies, L.L.C.

20120126651 - Electric motor: It comprises stator including stator core having yoke and a plurality of teeth protruded from yoke, which is formed with slots between adjacent teeth, and rotor having rotor core and permanent magnet formed with a plurality of magnetic poles, which confronts tip ends of teeth via gaps, wherein rotor core... Agent: Panasonic Corporation

20120126652 - Rotor structure for a fault-tolerant permanent magnet electromotive machine: A rotor structure for a permanent magnet electromotive machine is provided. A back-core lamination is disposed around a plurality of permanent magnets. The back-core lamination comprises a plurality of high-reluctance regions arranged to attenuate asynchronous magnetic flux components while avoiding synchronous magnetic flux components. The asynchronous and synchronous magnetic flux... Agent:

20120126653 - Axial-flux thin-plate motor: An axial-flux thin-plate motor is disclosed, which includes: a stator formed of an annular disk of silicon steel and comprising a plurality of teeth formed on one side of the annular disk, a plurality of insulation sleeves, each insulation sleeve having a shape which matches each tooth, and a plurality... Agent: Industrial Technology Research Institute

20120126654 - Permanent magnet brushless motor: A permanent magnet brushless motor is provided. The motor includes a stator having a tubular-shaped member and a plurality of tooth members extending radially inwardly from the tubular-shaped member. Each tooth member has an arcuate-shaped convex surface disposed proximate to an interior region defined by the stator. Each arcuate-shaped convex... Agent: Nexteer (beijing) Technology Co., Ltd.

20120126655 - Permanent-magnet-less machine having an enclosed air gap: A permanent magnet-less, brushless synchronous system includes a stator that generates a magnetic rotating field when sourced by an alternating current. An uncluttered rotor disposed within the magnetic rotating field is spaced apart from the stator to form an air gap relative to an axis of rotation. A stationary excitation... Agent: Ut Battelle, LLC

20120126656 - Rotor assembly and method of manufacturing a rotor assembly: A rotor assembly for an electric device includes a laminated stack of electric steel sheets defining a plurality of longitudinally extending grooves. A conductor bar is disposed within each of the grooves. Each of the conductor bars includes a first end and a second end extending longitudinal outward from opposing... Agent: Gm Global Technology Operations, Inc.

20120126657 - Rotor assembly and method of manufacturing a rotor assembly: A rotor assembly for an electric device includes a laminated stack of electric steel sheets defining a plurality of longitudinally extending grooves. A conductor bar is disposed within each of the grooves. Each of the conductor bars includes a first end and a second end extending longitudinal outward from opposing... Agent: Gm Global Technology Operations, Inc.

20120126658 - Rotor core for rotating electric machine: A rotor core for a rotary electric machine includes a plurality of ring-shaped core plates. The core plates are formed by joining arc-shaped segments. The core plate segments each include a protruding portion that is formed on one surface of each of the segments and has an end in the... Agent: Aisin Aw Co., Ltd.

20120126659 - Full round stator assembly and electromagnetic machine having high slot fill: An electromagnetic machine has a rotor and a stator core. The stator core has a plurality of radially-extending teeth and a plurality of bridges having opposite ends secured to corresponding teeth. Stator windings are positioned at least partially in slots between the teeth. Each of the bridges is in a... Agent: Emerson Electric Co.

20120126660 - Rotor lamination compression sleeve for an electric machine: An electric machine including a stator, and a rotor lamination assembly configured and disposed to rotate relative to the stator. The rotor lamination assembly includes a plurality of laminations that define an outer diametric surface. A rotor lamination compression sleeve extends about the outer diametric surface of the rotor lamination... Agent: Remy Technologies, L.L.C.

20120126661 - Replaceable ground ring for slip ring assembly: The present invention relates to slip ring assemblies with separately replaceable ground rings. Also provided are separately replaceable ground rings and methods of replacing such rings in slip ring assemblies, as well as kits for performing the same. The rings, assemblies, methods, and kits of the present invention are particularly... Agent: Morgan Am&t

20120126662 - Power generating device and electronic device: A power generating device includes a first substrate having a first electrode and a first positioning electrode being chargeable with a first polarity on a first surface, and a second substrate movable within a predetermined range from a static position in the planar direction of the first substrate and having... Agent: Seiko Epson Corporation

20120126663 - Method for producing an electromechanical converter: The present invention relates to a method for producing an electromechanical, for example piezoelectric, transducer, comprising the steps of: A) applying a monolayer of spacer elements (3) onto a first polymer layer (1), the spacer elements (3) having essentially the same height (h), B) applying a second polymer layer (2)... Agent: Bayer Materialscience Ag

20120126664 - Vibrator element, sensor unit, electronic apparatus, manufacturing method of vibrator element, and manufacturing method of sensor unit: A vibration gyro device has a base part and a pair of drive vibrating arms and a pair of detection vibrating arms respectively extended from both ends in a Y-axis direction of the base part. Further, adjustment vibrating arms extended from respective ends of connecting parts respectively extended from both... Agent: Seiko Epson Corporation

20120126665 - Method for influencing, damping, or suppressing mechanical vibrations occurring during operation in a turbomachine blade, a turbomachine blade useful for carrying out the method, and a piezoelectric damping element: In a method for influencing, in particular damping or suppressing, mechanical vibrations occurring during operation in a turbomachine blade (10), the mechanical vibratory energy of the turbomachine blade (10) is first converted into electrical energy and the electrical energy generated is then converted into heat loss. Effective damping which can... Agent:

20120126666 - Power generating device, electronic apparatus, and transportation apparatus: A power generating device which includes a transformation member that is transformed by receiving a transformation force in a transformation direction, a first piezoelectric device that is disposed on the transformation member, a second piezoelectric device that is disposed on the transformation member, an inductor comprising a resonance circuit including... Agent: Seiko Epson Corporation

20120126667 - Method for obtaining electrical energy from the kinetic energy of waves: The invention relates to a method for obtaining electrical energy from the kinetic energy waves. According to said method, a device is provided in the water, comprising an electroactive polymer that can expand with the action of the waves. When the electroactive polymer expands, an electrical charge is applied at... Agent: Bayer Materialscience Ag

20120126668 - Piezoelectric resonator element and piezoelectric resonator: A piezoelectric resonator element includes a piezoelectric substrate formed of an AT-cut quartz crystal substrate in which the thickness direction thereof is a direction parallel to the Y′ axis; and excitation electrodes disposed so as to face vibrating regions on both front and rear principal surfaces of the piezoelectric substrate.... Agent: Seiko Epson Corporation

20120126669 - Composite substrate and method for manufacturing the same: The composite substrate is a substrate used to manufacture an acoustic wave device, and includes a support substrate, a piezoelectric substrate, and a adhesive layer with which the support substrate and the piezoelectric substrate are bonded to each other. In the composite substrate, assuming that a surface of the piezoelectric... Agent:

  
05/17/2012 > 37 patent applications in 29 patent subcategories. archived by USPTO category

20120119592 - Actuator: An actuator is provided, which includes a main shaft having a first shaft portion for generating a magnetic field in a linear direction and a second shaft portion for generating a magnetic field in a rotational direction, and a coil wound around an outer peripheral surface of the main shaft.... Agent: Hyundai Motor Company

20120119593 - Linear actuator: A linear actuator displaces a relative position between a guide rail and a slide table, which is arranged in confronting relation to the guide rail. Projections are formed on opposite end sides of the guide rail, the projections extending along a direction of displacement and projecting toward the slide table.... Agent: Smc Kabushiki Kaisha

20120119594 - Magnetically charged solenoid for use in magnetically actuated reciprocating devices: A magnetically charged solenoid for use with a magnetically actuated reciprocating device, such as a motor or the like, having a magnetic actuator comprising an elongated shaft with permanent magnets positioned at each end of the shaft. The solenoid has a non-ferromagnetic spool with a center section defining an open... Agent:

20120119595 - Linear vibrator: Disclosed is a linear vibrator including a fixing part providing an inner space of a predetermined size, at least one magnet disposed in the inner space of the fixing part to generate a magnetic force, a vibration part including a coil disposed to face the magnet to generate electromagnetic force... Agent: Samsung Electro-mechanics Co., Ltd.

20120119596 - Electric motor for a small electric device: An electric motor for operating a small electric device is disclosed. The electric motor includes at least one first oscillatory motor component; an inductor for producing a magnetic field; and a first magnet arrangement including a first permanent magnet that generates a force for activating a rotatory oscillating movement (R)... Agent: Braun Gmbh

20120119598 - Motor cover and motor comprising same: The present invention relates to a motor cover including: a first cover formed at one side with a housing coupling unit that is coupled with a motor housing; a second cover coupled to the other side of the first cover; and alignment units formed at the first and second covers... Agent: Lg Innotek Co., Ltd.

20120119597 - 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:

20120119599 - Transverse and/or commutated flux systems having laminated and powdered metal portions: Electrical machines, for example transverse flux machines and/or commutated flux machines, may be configured to achieve increased efficiency, increased output torque, and/or reduced operating losses via use of laminated materials in connection with powdered metal materials. For example, stacks of laminated materials may be coupled to powdered metal teeth to... Agent: Motor Excellence, LLC

20120119600 - Series motor with permanent magnet: A series-wound DC motor is disclosed comprising a stator having at least two poles and an armature, each pole comprising at least one field winding which is connected in series with an armature winding, and further comprising at least one permanent magnet arranged on each pole, whose magnetic field is... Agent:

20120119601 - Motor with speed reduction mechanism: In a brush holder accommodating part 26d of a gear housing 26, paired flat surface parts 26c and paired curved parts 26b are alternately disposed so as to be formed into an elliptical shape, one of the paired flat surface parts is formed with first heat sinks 26i, and two... Agent:

20120119602 - Cooling of permanent magnet electric machine: A permanent magnet electric machine includes a rotor having a plurality of permanent magnets and a stator in magnetic communication with the rotor and positioned defining a radial air gap between the rotor and the stator. A housing is configured to seal the rotor and the stator from an outside... Agent: Hamilton Sundstrand Corporation

20120119603 - Rotor for a turbo generator, and turbo generator comprising a rotor: A rotor for a turbo generator is provided. The rotor includes a cylindrical rotor shaft that expands in the center to form a rotor body, grooves introduced into the cylindrical surface of the rotor body, an excitation winding accommodated in the grooves, a feeding duct through which a cooling gas... Agent:

20120119627 - Electric motor: An electric motor includes a stator and a rotor rotatably installed in the stator. The stator includes a pair of end caps disposed at opposite ends thereof, and a pair of bearings respectively fixed to outer surfaces of the end caps from outside thereof. The rotor includes a shaft pivotally... Agent:

20120119628 - Electrical machine comprising a rotor, a stator and an air gap between rotor and stator: An electrical machine configured to operate at a power range of several MVA includes a rotor is configured to rotate about a rotor axis. The rotor includes a rotor lamination stack. A stator includes a stator lamination stack concentrically surrounding the rotor lamination stack, wherein a ring-like air gap separates... Agent: Alstom Hydro France

20120119604 - Embedded magnet motor and manufacturing method of the same: In an embedded magnet motor, radial magnets and first inclined magnets form north poles. The radial magnets and second inclined magnets form south poles. Core sheets each include preformed radial accommodating slots the number of which is expressed by P/2. Some of the preformed radial accommodating slots are short slots... Agent: Asmo Co., Ltd.

20120119605 - Method for producing a stator winding of an electric machine, in particular an alternator: A method is disclosed for producing a stator winding of an electric machine, in particular an alternator, the stator winding comprising at least one phase winding and the phase winding having a plurality of coils, the plurality of coils being wound in one direction, a given number of turns being... Agent: Robert Bosch Gmbh

20120119606 - Motor stator and assembling method thereof: A motor stator includes a stator unit and an auxiliary induction unit. The stator unit includes a circuit substrate, and a plurality of induction coils embedded within the circuit substrate. The auxiliary induction unit includes an insulating member, a magnetic conductor, and at least one coil winding assembly. The coil... Agent: Yen Sun Technology Corp

20120119607 - Motor stator: A motor stator includes an insulating frame having a plurality of projecting rods, an induction unit, and a plurality of conductive members. The induction unit includes an induction circuit board, a plurality of induction coils embedded within the induction circuit board, and a plurality of coil windings wound respectively on... Agent: Yen Sun Technology Corp

20120119608 - Motor stator: A motor stator includes a stator unit and at least one auxiliary unit. The stator unit includes a circuit substrate, and a plurality of spaced-apart induction coils embedded within the circuit substrate. The auxiliary unit includes an auxiliary coil attached to and disposed outwardly of the circuit substrate.... Agent: Yen Sun Technology Corp

20120119609 - Transverse and/or commutated flux system coil concepts: Electrical machines, for example transverse flux machines and/or commutated flux machines, may be configured to achieve increased efficiency, increased output torque, and/or reduced operating losses via use of a dual wound coil. The coil ends of a dual wound coil can be on a common side, simplifying wiring. The dual... Agent: Motor Excellence, LLC

20120119610 - Transverse and/or commutated flux systems having segmented stator laminations: Electrical machines, for example transverse flux machines and/or commutated flux machines, may be configured to achieve increased efficiency, increased output torque, and/or reduced operating losses via use of laminated materials, for example laminated materials configured with cuts and/or segmentations. Segmentations may also assist with manufacturability, mechanical retention of components, and... Agent: Motor Excellence, LLC

20120119611 - Electrical routing: An electronic device may have a MEMS device formed of a first conductive material. A trench may be formed in the MEMS device. A layer of non-conductive material may be formed in the trench. A second conductive material may be formed upon the non-conductive material.... Agent: Tessera Mems Technologies, Inc.

20120119614 - Linearly deployed actuators: A method for making an actuator includes forming a substantially planar actuator device of an electrically conductive material, the device incorporating an outer frame, a fixed frame attached to the outer frame, a moveable frame disposed parallel to the fixed frame, a motion control flexure coupling the moveable frame to... Agent: Tessera Mems Technologies, Inc.

20120119613 - Mems actuator device: A method for making an actuator device includes providing a wafer comprising a layer of an electrically conductive material and forming a plurality of rotationally symmetrical dies in the electrically conductive material, each die including a plurality of radial tabs and complementarily sized radial recesses arranged in alternating fashion and... Agent: Tassera Mems Technologies, Inc.

20120119612 - Motion controlled actuator: A device can have an outer frame and an actuator. The actuator can have a movable frame and a fixed frame. At least one torsional flexure and at least one hinge flexure can cooperate to provide comparatively high lateral stiffness between the outer frame and the movable frame and can... Agent: Tessera Mems Technologies, Inc.

20120119615 - Atmospheric electrical generator with change of state: A mechanism to tap an electrical source which uses an aircraft (10) (preferably a lighter than air balloon) tethered by a conductive line (12). The conductive line (12) is extended/withdrawn by a winch motor (13, 14) to adjust the altitude of the aircraft (10). The conductive line (12) is isolated... Agent:

20120119616 - Piezoelectric multilayer component: A piezoelectric multilayer component includes a stack of sintered piezoelectric layers and inner electrodes that are arranged there between. A piezoelectric layer includes at least one piezoelectric film. At least one of the piezoelectric films is designed as a weakening film, wherein the thickness of the weakening film is substantially... Agent: Epcos Ag

20120119617 - Piezoelectric actuator and audio components: One object of the present invention is to an achieve increase of amplitude of vibrations and/or flattening of frequency dependence of the amplitude of a piezoelectric actuator. Piezoelectric actuator (100) has first piezoelectric vibrator (102), second piezoelectric vibrator (104), and vibrating membrane (106). First piezoelectric vibrator (102) includes first pedestal... Agent: Nec Corporation

20120119618 - Power generating device and electronic component: A power generating device includes: a piezoelectric member that is formed from a piezoelectric material; one pair of electrodes that are installed to the piezoelectric member; a transformation unit that repeatedly transforms the piezoelectric member; an inductor that is installed between the one pair of electrodes and configures a resonance... Agent: Seiko Epson Corporation

20120119619 - High speed optical scanning mirror system using piezoelectric benders: A construction is presented, which is comprised of two piezoelectric bending cantilevers, of different lengths, called a first bender and a second bender respectively, in which both benders bend in opposite directions. The second bender is mechanically in series connected to the first bender, thereby increasing the rotation angle of... Agent:

20120119620 - Multistage force amplification of piezoelectric stacks: Embodiments of the disclosure include an apparatus and methods for using a piezoelectric device, that includes an outer flextensional casing, a first cell and a last cell serially coupled to each other and coupled to the outer flextensional casing such that each cell having a flextensional cell structure and each... Agent: United States Of America As Represented By The Administrator Of The National Aeronautics And

20120119621 - Bending device for bending a piezoelectric bender, piezoelectric converter for converting mechanical energy into electrical energy, by using the bending device, and method for converting mechanical energy into electrical energy: A workpiece having a bearing surface with at least one convex curvature and an opposing workpiece having an opposing bearing surface with a concave curvature essentially inverse to the convex curvature of the bearing surface are moved by a device relative to each other in such a manner that the... Agent:

20120119622 - Device for measuring material thickness: A piezoelectric sensing device is described for measuring material thickness of targets such as pipes, tubes, and other conduits that carry fluids. The piezoelectric sensing device includes a piezoelectric element mounted to a flexible circuit with glass reinforced polyimide C-stage cover layers surrounding a pure polyimide C-stage core.... Agent: General Electric Company

20120119625 - Energy harvesting device: A piezoelectric energy harvesting device (PEHD) comprising a driving element, conducting element, piezoelectric layer and non-piezoelectric layer capable of converting ambient mechanical energy into electrical energy. The piezoelectric layer may be constructed from PMN-PT or PZT having a thickness of about 1-150 μm. The PEHD may be used to generate... Agent: Drexel University

20120119623 - Lead-free piezoceramic materials: The present invention relates to lead-free piezoelectric ceramic materials comprising crystalline (and preferably perovskite crystalline) structures of the formula Bi1-x(RE)xFeO3, where RE is one or more of La, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb and Lu, and 0≦x≦0.3. The materials are at or near... Agent: University Of Maryland College Park

20120119624 - Power generator employing piezoelectric elements: An efficient electrical power generator employs a plurality of piezoelectric devices in a rigid container. The top cover of the rigid container is capable of moving and in direct contact with a large hydraulic cylinder. A small cylinder, hydraulically coupled with the large one, through tubing is capable to displace... Agent:

20120119626 - Conductive film, and transducer and flexible wiring board using the same: To provide a conductive film that is flexible, extendable and contractible, and for which the electrical resistance hardly increases even when the conductive film is extended. The conductive film contains an elastomer and metallic filler particles, and satisfies a condition (A) [an average value of reference numbers is 0.8 (1/μm)... Agent: Tokai Rubber Industries, Ltd.

  
05/10/2012 > 44 patent applications in 33 patent subcategories. archived by USPTO category

20120112565 - Linear vibrator: Disclosed is a linear vibrator, the linear vibrator including: a bottom case including a floor plate and first and second elastic units integrally formed with the floor plate, and mutually and oppositely bent from both distal ends facing the floor plate; a stator including a circuit substrate arranged on the... Agent: Lg Innotek Co., Ltd.

20120112566 - Small electrical appliance and electric motor drive unit for a small electrical appliance: A small electrical appliance is disclosed. The small electrical appliance includes a head element which carries out a rotational movement and a translational vibration movement; a housing; an electric motor drive unit in the housing, with a first output for generating a rotational movement relative to the housing, which includes... Agent: Braun Gmbh

20120112567 - Motor assembly: A motor assembly includes a working part, a synchronous motor having a shaft, and a mechanical coupling joining the working part to the motor. The coupling has two driving teeth fixed relative to the shaft, two driven teeth fixed relative to the working part, and two middle members. The coupling... Agent:

20120112568 - Cooling system for an electric machine system including an alternating current (ac) electric machine having an integrated switch assembly: An electric machine system includes an alternating current (AC) electric machine. The AC machine includes a machine housing having a machine portion and a switch portion. A stator is fixedly mounted in the machine portion of the machine housing and a rotor rotatably mounted relative to the stator. A switch... Agent: Remy Technologies, L.L.C.

20120112569 - Magnetic cap element for a stator of a generator: A stator system for a generator, in particular a generator of a wind turbine is disclosed. The stator system includes a housing element including a groove and a cap element for closing the groove such that a channel for guiding a cooling fluid within the groove is formed. The cap... Agent:

20120112570 - Water cooled electric machine: A plate for tightening a stator housing segment of an electric machine is disclosed. The plate is mountable to an axial front face of the stator housing segment. The plate includes a fluid channel formed in such a way that, when the plate is attached to the axial front face... Agent:

20120112571 - Encapsulated stator assembly: The present invention provides an encapsulated stator assembly comprising: (a) a stator having a stator core and a stator end region; and (b) a ceramic bore tube defining a surface of the stator core; wherein the stator end region is disposed adjacent to the stator core, and wherein the stator... Agent: General Electric Company

20120112572 - Welded manifold for a stator housing segment: A stator system for an electric machine, in particular a generator of a wind turbine is disclosed. The stator system includes a stator housing segment, a plate, supply system and a manifold segment. The stator housing segment includes a cooling channel which includes an opening at an axial front face... Agent:

20120112573 - Electric machine system including an alternating current (ac) electric machine having an expandable coolant manifold: An electric machine system including an alternating current (AC) electric machine. The AC electric machine includes a machine housing having a machine portion and a switch portion. A stator is fixedly mounted in the machine portion of the machine housing, and a rotor rotatably mounted relative to the stator. A... Agent: Remy Technologies, L.L.C.

20120112574 - Rotor lamination cooling system and method: Some embodiments of the invention provide an electric machine module including a rotor assembly. The rotor assembly can include a rotor hub, a first set of rotor laminations which can include a portion having a first inner radius, and a second set of rotor laminations which can include a portion... Agent:

20120112575 - Integrated permanent magnet alternator and cooling fan: A permanent magnet alternator includes a permanent magnet alternator stator attached to a housing. A shaft is rotatable with respect to the housing with a permanent magnet alternator rotor attached to the shaft. The permanent magnet alternator rotor is positioned with respect to the permanent magnet alternator stator so as... Agent: Hamilton Sundstrand Corporation

20120112577 - Elevator machine with external rotor and motor within traction sheave: A drive machine (10) for elevators has a rotatable drive sheave (18) that has an inner surface and an outer surface with at least one groove (34) for receiving a hoist rope. A rotor (36) is attached to the inner surface of the sheave (18). A stator (38) is connected... Agent: Otis Elevator Company

20120112576 - Inverter for an electric machine: An electric machine system including an alternating current (AC) electric machine having a machine housing, and a plurality of switch members arranged within a switch housing. The plurality of switch members are electrically connected to the AC electric machine. A direct current (DC) power source is electrically connected to the... Agent: Remy Technologies, L.L.C.

20120112578 - Heat transfer assembly for electric motor rotor: A motor driven assembly comprises a motor shaft, a rotor, a passage, and a corrugated fin heat transfer structure. The motor shaft is mounted for rotation about a rotational axis. The rotor is located radially about the shaft. The passage extends through the rotor alongside the motor shaft. The corrugated... Agent: Hamilton Sundstrand Corporation

20120112608 - Electric machine having an integrated inverter: An electric machine system includes an alternating current (AC) electric machine. The AC electric machine includes a machine housing having a machine portion and a switch portion. A stator is fixedly mounted in the machine portion, a rotor rotatably mounted relative to the stator, and a plurality of switch members... Agent: Remy Technologies, L.L.C.

20120112582 - Bus bar of eps motor: Disclosed is a bus bar of an EPS motor configured to improve a terminal structure of a bus bar to enable an easy assembly between a stator and the bus bar, whereby assemblage and operational reliability can be enhanced, the bus bar that is connected to a stator coil of... Agent: Lg Innotek Co., Ltd.

20120112584 - Electric machine and method for manufacturing it: A method for making a rotary electric machine comprises the steps of: preparing a core (18) having a plurality of pole expansions and a plurality of windings (100, 200, 300) made of electrically conductive material on the pole expansions, where at least a part of the windings (100, 200, 300)... Agent: Spal Automotive S.r.l.

20120112583 - Electric machine, insulating cap and method for forming an insulating cap: The electric machine has a stator with windings connected to phase connections. An insulating cap protects the reciprocally connected portions of the phase connections and windings. The insulating cap has a box-shaped body with an opening for the introduction of a winding within it. The body defines a seat housing... Agent: Alstom Technology Ltd

20120112581 - Electric motor and vehicle drive device using the same: An electric motor and a vehicle drive device having the same are provided. The electric motor includes a core unit having plural core assemblies, each being wound with a coil; an bus ring; plural supporting members having terminal accommodating portions; and an attachment member which includes at least one of... Agent: Aisin Seiki Kabushiki Kaisha

20120112579 - Motor: A motor including a motor case, a rotary shaft, and a connector module. The rotary shaft is accommodated and rotated in the motor case. The connector module includes a connector unit, which is electrically connected to an external device and supplies power, and a flat control circuit substrate, which controls... Agent: Asmo Co., Ltd.

20120112580 - Stator of rotating electrical machine: A stator of a rotating electrical machine is provided. The stator includes a core unit which includes plural core assemblies arranged annularly, each core assembly being wound with a coil, plural accommodating portions which are provided to correspond to the core assemblies, each accommodating portion accommodating at least one of... Agent: Aisin Seiki Kabushiki Kaisha

20120112585 - Actuator for variable valve operating apparatus: An electric motor includes a motor casing formed with a shaft insertion hole and a motor output shaft extending in the shaft insertion hole and projecting to a speed reducing mechanism. An annular oil seal is disposed between the shaft insertion hole and the motor output shaft and the annular... Agent: Hitachi Automotive Systems, Ltd.

20120112586 - Motor shield for the drainage device of a cooling or air-conditioning system: A motor shield covered on a motor of a drainage device over a cooling vane is disclosed to include a shield body having an arched portion and a straight portion, a guide wall disposed in the shield body and having an arched segment and a straight segment connected to the... Agent:

20120112588 - Electric motor and electric device provided therewith: Provided is an electric motor driven by an inverter of PWM method, and devised to retard electrolytic corrosion in a bearing. A rotating body of a rotor comprises an outer iron core configuring an outer peripheral portion of the rotating body, an inner iron core configuring an inner peripheral portion... Agent: Panasonic Corporation

20120112587 - Hydrodynamic bearing assembly and motor including the same: Disclosed is a hydrodynamic bearing assembly including: a rotary member fixed to a shaft and rotating in linkage with the shaft; and a sleeve supporting the shaft, wherein a coating film is formed by spraying, at high pressure, a solid lubricant having a single component onto one surface of at... Agent: Samsung Electro-mechanics Co., Ltd

20120112589 - Magnetic and/or electrostatic pivot: It includes a guide device with surfaces of two pole pieces each attracted by a magnetic/electrostatic field transmitted by one of said ends, or generating a magnetic/electrostatic field attracting one of said ends, the magnetic/electrostatic forces exerted on said two ends are of different intensity, in order to attract only... Agent: Montres Breguet S.a.

20120112590 - Magnetically levitating vehicle: The magnetically levitating vehicle comprises of a frame, a control device, tire chambers, and tires. The frame comprises of a magnetic shield, a cabin, and an undercarriage. The control device comprises of a control stick and a mounting system. The control stick comprises of an accelerator, levitation, and brake button.... Agent:

20120112591 - Electric machine: An electric machine (1), particularly used as an electric motor, has a rotor (2) comprising a plurality of disks (4). A disk (4) of the rotor (2) is divided in a circumferential direction (5) into a plurality of disk sectors (6, 7, 8) between which magnetic pockets (9, 10) are... Agent: Robert Bosch Gmbh

20120112592 - Rotor and motor: A rotor comprises a rotor core, a plurality of magnetic poles arranged in a circumferential direction of the rotor core, a plurality of salient poles and a plurality of auxiliary magnets each of which is disposed between the magnetic pole and the salient pole is provided. Each magnet pole has... Agent: Asmo Co., Ltd.

20120112593 - Rotor: A rotor includes a plurality of permanent magnets arranged annularly around an axis and a rotor core. The rotor core includes 2N (where N is a natural number) magnetic pole faces and a plurality of magnetic barriers. The 2N magnetic pole faces produce, due to the plurality of permanent magnets,... Agent: Daikin Industries, Ltd.

20120112594 - Stator core: A stator core includes a cylindrical yoke and teeth that are disposed in an inner circumference surface of the yoke along its circumferential direction and that are subjected to magnetic flux from the rotor of the rotating electrical device. The teeth include a trapezoidal tooth that has a trapezoidal cross... Agent: Toyota Jidosha Kabushiki Kaisha

20120112595 - Stator and cage coil: A cage coil includes a first combined conductor constituted of six first conductors each being formed in a continuous zig-zag pattern, the first conductors being overlapped sequentially with displacement, and a second combined conductor including six second conductors each being formed in a continuous zig-zag pattern, the second conductors being... Agent: Toyota Jidosha Kabushiki Kaisha

20120112596 - Dc commutator doubly salient reluctance motor: A dc commutator doubly salient reluctance motor is composed of a stator component, a rotor component, a commutator component, a brush component and a motor housing. The commutator does not rotate with a shaft, but the brush rotates with the shaft. The number of commutator segments connected with stator windings... Agent:

20120112597 - Dynamo-electric machine component winding methods and apparatus: Stator designs have wide-mouth slots between adjacent poles. Wire coils with high slot fill conductivity are formed around the poles. In some designs, the wire coils are wave wound around the poles. Thick bar conductors can be used for making the wire coils. The wire coils may be inserted using... Agent: Atop S.p.a.

20120112598 - Electrical machine stator assembly: An electrical machine such as a motor has a stator on which toroidal coils are mounted on a segmented backiron. The segments overlap to produce a graded magnetic flux at the joint between two segments, and the number of segments and the position of the joints with respect to the... Agent: Wellingtion Drive Technologies Limited

20120112599 - Stator and motor comprising same: The present invention relates to a stator and a motor equipped with the stator, the stator including an inner core including a boss and a plurality of teeth radially formed at a periphery of the boss; a coil wound on each tooth; an outer core multiply divided to be coupled... Agent: Lg Innotek Co., Ltd.

20120112600 - Stator for electric rotating machine: A stator includes a stator core and a multi-phase stator coil distributedly wound on the stator core. The stator core includes a plurality of teeth and a yoke having a plurality of grooves. Each of the teeth has a press-fit portion, which is press-fitted in a corresponding one of the... Agent: Denso Corporation

20120112601 - Rotating electric machine: A rotating electrical machine includes a rotor configured to rotate about an axis. The rotor includes a rotor lamination stack having a plurality of sheets pressed into a composite assembly in an axial direction and being radially divided into an inner mechanical part and an outer electrical part. A rotor... Agent: Alstom Hydro France

20120112602 - Ultrasonic transducer cell and ultrasonic transducer channel and ultrasonic transducer including the ultrasonic transducer channel: An ultrasonic transducer cell, an ultrasonic transducer channel, and an ultrasonic transducer including the ultrasonic transducer channel are provided. The ultrasonic transducer cell includes a substrate, at least three columns arranged on the substrate at regular intervals, and a thin film arranged on the at least three columns.... Agent: Samsung Electronics Co., Ltd.

20120112603 - Electromechanical transducer and method of fabricating the same: There is provided an electromechanical transducer capable of improving yield and obtaining a cavity having a good internal flatness, and a method of fabricating the same. The electromechanical transducer is fabricated in such a manner that an SOI substrate 209 having an active layer 210 whose surface is planarized on... Agent: Canon Kabushiki Kaisha

20120112604 - Ultrasonic probe and manufacturing method thereof: A manufacturing method of an ultrasonic probe that has a signal foil made of a copper foil patterned by an additive method is provided. The manufacturing method includes preparing a base material and forming an insulating layer on a surface of the material, patterning the insulating layer by exposure, development,... Agent: Nihon Dempa Kogyo Co., Ltd.

20120112605 - Ultrasound probe including ceramic layer formed with ceramic elements having different thickness and ultrasound system using the same: An ultrasound probe including a ceramic layer formed with a plurality of ceramic elements having different thicknesses and an ultrasound system using the same are disclosed. The ultrasound probe for transmitting and receiving ultrasound signals includes at least one transducer element having a ceramic layer, wherein the ceramic layer includes... Agent: Samsung Medison Co., Ltd.

20120112606 - Piezoelectric actuator device: A piezoelectric actuator device includes a substrate anchor region; a support beam arrangement having first and second ends, wherein the first end is fixed to the anchor region and the second end is freely suspended; first and second beams having first and second ends, wherein the first end of each... Agent: Agency For Science, Technology And Research

20120112607 - Ceramic composition for piezoelectric actuator and piezoelectric actuator including the same: Disclosed are a ceramic composition for a piezoelectric actuator and a piezoelectric actuator including the same. The ceramic composition for a piezoelectric actuator includes piezoelectric ceramic powder expressed by a chemical formula, (1−x)Pb(Zr(1-y)Tiy)O3-xPb(Ni1/3Nb2/3)O3, where, x ranges from 0.25 to 0.4, and y ranges from 0.4 to 0.7. The ceramic composition... Agent: Samsung Electro-mechanics Co.,ltd.

  
05/03/2012 > 35 patent applications in 26 patent subcategories. archived by USPTO category

20120104875 - Linear vibrator: Disclosed is a linear vibrator, the linear vibrator including a stator having first and second coil blocks coupled to a bottom plate of a casing, a vibrator having a magnet disposed at a position corresponding to the first and second coil blocks, and an elastic member elastically supporting the magnet.... Agent: Lg Innotek Co., Ltd.

20120104874 - Vibrating-type electromagnetic generator: A vibrating-type electromagnetic generator includes a substrate, a metal wire, and a magnetic member. The substrate includes a vibrating arm member and an opening disposed on the vibrating arm member; the metal wire is configured on the substrate and is passed around the opening, and has a first electrode end... Agent:

20120104876 - Instantaneous magnetohydrodynamic generator: An instantaneous magnetohydrodynamic generator includes a magnetic plate and a first metallic electrode plate. The magnetic plate has at least one pair of N and S magnetic poles, wherein one magnetic pole of the pair of N and S magnetic poles has a first magnetic pole face and the other... Agent:

20120104877 - Portable linear generator: A portable linear generator for use as a battery charging element inside a portable powered device using multiple permanent magnets arranged linearly with each magnet constrained to repel each nearest magnet, one of the magnets fixed at one or each end of the array, one or more of the magnets... Agent:

20120104879 - Noise reduction structures for electrical machines: An electrical machine rotor or stator having a plurality of salient poles and a barrier that inhibits the flow of air along an axial path between the environment outside the rotor or stator and the space between adjacent pairs of the poles. The barrier serves to reduce acoustic noise.... Agent:

20120104878 - Pump motor control assembly: A pump motor assembly operable to provide driving power to a fluid pump includes a rotor, a stator, a case housing the rotor and the stator, and a control assembly mounted to the case and operable to control motor operation. The control assembly includes an information display and a cover... Agent: Nidec Motor Corporation

20120104880 - Axial motor: An axial motor includes a rotor arranged between a pair of stators with coils. In the rotor, a plurality of permanent magnets sandwiched between pairs of first magnetic materials and a plurality of second magnetic materials are alternately arranged in a rotation direction while gaps are provided therebetween. Since the... Agent: Natil. University Corporation Hokkaido University

20120104881 - Electric motor and working machine comprising the same: A motor has an output shaft which is rotatably supported by a housing, a rotor which is fixed to the output shaft and which comprises a printed-wiring board, and a stator which is fixed to the housing and which comprises a magnet facing the rotor. The printed-wiring board comprises a... Agent:

20120104882 - Motor rotor system: A motor rotor system including: an axis of rotation, a rotor iron core mounted on the axis of rotation, a permanent magnet, a magnetic ring bracket, and a magnetic ring. The permanent magnet, the magnetic ring bracket, and the magnetic ring are mounted on the rotor iron core. The magnetic... Agent: Zhongshan Broad-ocean Motor Co., Ltd.

20120104883 - Drive module and manifold for electric motor drive assembly: A coolant fluid distributing manifold for a drive module in an electric motor drive assembly includes a body and passageways in the body for distributing coolant fluid to components of the drive module. The passageways define a delivery conduit and a return conduit.... Agent: Amp Electric Vehicles Inc.

20120104884 - Electric motor and method of cooling: A system for cooling an electric motor, the electric motor including a stator disposed about a rotor, wherein cooling system includes a rotor assembly including a shaft with a shaft channel extending through the center of the shaft and radial channels extending radially from the shaft channel; a rotor with... Agent:

20120104903 - Brushless dc motor: A brushless DC motor including a casing, a stator assembly, a rotor assembly, a magnetic ring, and a circuit board with a Hall element. The stator assembly mounted in the casing and includes a stator core, a coil winding, and an end insulation plate. The rotor assembly includes a rotor... Agent: Zhongshan Broad-ocean Motor Co., Ltd.

20120104906 - Brushless dc motor: A brushless DC motor including a motor casing, a stator component, and a rotor component. The stator component and the rotor component are respectively arranged inside the motor casing. The rotor component includes a rotor iron core and a rotating shaft supporting the rotor iron core. A shaft extension end... Agent: Zhongshan Broad-ocean Motor Co., Ltd.

20120104904 - Motor assembly, drive device for hybrid vehicle, and method of manufacturing the same: A drive device for a hybrid vehicle, the drive device includes: an input shaft and an output shaft, which are supported by a case to be rotatable around a rotation-axis; a motor, which includes a rotor integrally coupled with the output shaft and a stator fixed to the case; an... Agent: Aisin Seiki Kabushiki Kaisha

20120104902 - Outer rotor electric motor: An outer rotor electric motor includes a stator, an annular rotor and a resolver. The stator includes a stator core and a plurality of coils. The stator core has a plurality of teeth that are spaced at a specified interval in a circumferential direction. The plurality of teeth protrude radially.... Agent: Honda Motor Co., Ltd

20120104905 - Three-phase electric motor with a low detent torque: The disclosure relates to a three-phase electric motor that uses high magnetic energy permanent magnets and that has a low detent torque. The motor consists of a rotor with N pairs of poles and of a stator portion with teeth extending radially from an annular gear. The teeth have windings... Agent: Moving Magnet Technologies (mmt)

20120104907 - Combination of outer motor and control box therefor: A combination of an outer motor and a control box therefor including an upper main body and a lower controller. The upper main body includes a casing, a front end cover, a rotor assembly, and a stator assembly. The controller includes a control box and a control circuit board, and... Agent: Zhongshan Broad-ocean Motor Co., Ltd.

20120104886 - 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 is arranged along the heat receiving surface of the heat sink. A... Agent:

20120104885 - Electric machine having a stator winding with rigid bars, and related method of construction: An electric machine includes a stator having a magnetic core crossed longitudinally by a stator slot and stator winding having a phase and series of rigid, U-shaped bars inserted through the slot. The slot defines “entry” and “exit” sides in which cusps and legs of the bars are placed. The... Agent:

20120104908 - Generator rotor bearing preload method and apparatus: A generator has its length shortened by placing springs in a space in a casing that includes an output shaft, which is driven by an input shaft, and a yoke for separating the two shafts. The generator is assembled by placing a spring in a space in a casing having... Agent:

20120104887 - Automotive dynamoelectric machine: A resin protective cover is prepared so as to have a cup shape that is constituted by a floor portion and a tubular peripheral wall portion, and that can be mounted to a rear bracket so as to cover a rectifying apparatus and a voltage regulator that are disposed axially... Agent: Mitsubishi Electric Corporation

20120104888 - Drain structure of electric rotating machine: An electric rotating machine includes a casing having a through-hole and a drain member for draining water from the casing. The drain member has a mounting portion that includes hooks each having a proximal part and a distal part. The proximal part extends in the penetration direction of the through-hole.... Agent: Denso Corporation

20120104889 - Spindle motor: There is provided a spindle motor including: a sleeve including a hollow part having a shaft inserted thereinto and rotatably supporting the shaft; a thrust plate coupled to a lower portion of the shaft in an axial direction to thereby rotate together with the shaft; a cover plate coupled to... Agent: Samsung Electro-mechanics Co., Ltd

20120104890 - Conical magnets and rotor-stator structures for electrodynamic machines: Embodiments of the invention provide for conical magnets for rotors in electrodynamic machines, methods to design the same, and rotor-stator structures for electrodynamic machines. In various embodiments, a rotor-stator structure for electrodynamic machine can include field pole members and conical magnets. According to at least some embodiments, one or more... Agent:

20120104892 - Rotary electric machine: A rotary electric machine includes a rotor core, and a permanent magnet embedded in proximity to an outer circumferential portion of the rotor core, in which gaps for reducing irreversible demagnetization of the permanent magnet are provided on portions on an inner circumference side of the permanent magnet, the portions... Agent: Kabushiki Kaisha Yaskawa Denki

20120104891 - Rotor of rotary electric machine: A rotor of a rotary electric machine includes a rotor core and a plurality of magnetic parts. The rotor core has a plurality of slots provided along a circumferential direction. Each of the slots is separated by a center rib. The plurality of magnetic parts are disposed inside the rotor... Agent: Honda Motor Co., Ltd.,

20120104893 - Salient pole concentrated winding stator for electric motor: A salient pole concentrated winding stator for an electric motor includes an annular stator core and a plurality of coils. The annular stator core includes a plurality of teeth. The plurality of coils are wound around the teeth such as to have different phases on the teeth adjacent in a... Agent: Honda Motor Co., Ltd.

20120104894 - Axial flux permanent magnet machine: Permanent magnet synchronous machines (100) are described having good efficiency, as well as corresponding methods for making a stator (110) or stator teeth (114) for such machines. A method for fabricating a stator (110) for an axial flux permanent magnet synchronous machine is for example described comprising obtaining several sets... Agent:

20120104895 - High power density srm: An electromagnetic machine stator has a common pole and a plurality of excitation poles. Each excitation pole has a coil wound around it for inducing a magnetic flux through the excitation pole. The common pole that does not have a coil wound around it for inducing a magnetic flux. A... Agent:

20120104896 - Rotating electric machine: A rotating electric machine includes a rotor configured to rotate about an axis. The rotor includes a rotor laminate stack having layered laminations pressed in an axial direction to form a composite, the rotor laminate stack being radially divided into an inner mechanical region and an outer electrical region. A... Agent: Alstom Hydro France

20120104897 - Surface acoustic wave device: A surface acoustic wave device prevents a decrease in yield and a decrease in reliability, such as an impulse withstand voltage, and achieves good frequency characteristics, even when using higher frequencies. The surface acoustic wave device includes an IDT electrode disposed on a piezoelectric substrate, and a first insulating film... Agent: Murata Manufacturing Co., Ltd.

20120104898 - Transducer: According to embodiments of the present invention, a transducer is provided. The transducer includes a first electrode, a second electrode disposed over the first electrode such that the first electrode and the second electrode form respective capacitive electrodes of a capacitor, the second electrode comprising a core portion and a... Agent: Agency For Science, Technology And Research

20120104899 - Vibrating actuator assembly: A vibrating actuator assembly includes a diaphragm, at least one vibrator at the diaphragm and that vibrates when an electric signal is applied thereto, a vibration shaft having one end connected to the diaphragm, a rotor on an outer side of the vibration shaft to contact an outer surface of... Agent: Samsung Electronics Co., Ltd.

20120104900 - Acoustic wave device: An acoustic wave device includes: a first piezoelectric thin film resonator including a first lower electrode, a first upper electrode and a first piezoelectric film sandwiched between the first lower and upper electrodes; a decoupler film provided on the first upper electrode; and a second piezoelectric thin film resonator provided... Agent: Taiyo Yuden Co., Ltd.

20120104901 - Piezo based inertia actuator for high definition haptic feedback: A haptic device includes an elongated piezo bender supported by a first holder and a second holder. The first holder and the second holder being spaced apart from each other and located at or near opposite ends of the elongated piezo bender. A mass is supported by the elongated piezo... Agent: Immersion Corporation

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