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| Application No. | Application Title | Issue Date |
| 20090134742 | Electric Motor and Method for Manufacturing an Electric Motor An electric motor, includes a stator, which is composed at least of stamp-packed tooth segments, the tooth segments being able to be slid together radially in the manufacture and being able to be held together by retaining elements slid on axially.... | 05/28/2009 |
| 20090134628 | Direct drive generator and wind turbine The invention concerns a direct drive or directly driven generator for a wind turbine comprising a stator having at least one stator element for power generation and a rotor pivotable around a centre axis of the generator having at least one rotor element for power gene... | 05/28/2009 |
| 20090134736 | Armature of Rotary Motor, Rotary Motor and Manufacturing Method Thereof Stable electrical connections between coils and a commutator are realized without causing slackening of the coils wound on individual magnetic teeth. An armature of a rotary motor includes an armature core structured splittably into magnetic tooth members which are indi... | 05/28/2009 |
| 20090134629 | Direct drive generator and wind turbine The invention concerns a direct drive or directly driven generator for a wind turbine comprising a stator and a rotor, wherein the stator comprises a stator ring comprising several ring-segment-shaped stator segments each having at least one stator element for the power... | 05/28/2009 |
| 20090127972 | BRUSHLESS MOTOR A brushless motor according to the present invention is provided with a tubular stator case, a stator core fitted into the stator case, and a rotor rotatably supported via a bearing inside the stator core. The stator core includes a tubular yoke portion and a plurality ... | 05/21/2009 |
| 20090127971 | BRUSHLESS MOTOR A brushless motor according to the present invention is provided with: a tubular stator case; a stator core; and a rotor. The stator core includes a tubular yoke portion and a plurality of split cores. A plurality of dovetail grooves are formed in an inner peripheral su... | 05/21/2009 |
| 20090121577 | Stator core, motor, and method of manufacturing stator A stator core installed around the rotating shaft of a motor, comprising a plurality of split cores split in the circumferential direction. The split core is formed of a compressed powder magnetic core. To connect the split core to the adjacent split core, hole parts of... | 05/14/2009 |
| 20090085415 | STATOR ASSEMBLY FOR AN ELECTRIC MACHINE AND METHOD OF MANUFACTURING THE SAME A stator for an electric machine includes a plurality of core segments interconnected with one another. At least one core segment includes a plurality of teeth and a back portion that at least partially interconnects the teeth. A first one-piece mold defines a first end... | 04/02/2009 |
| 20090085423 | Rotating Electrical Machine Core and Rotating Electrical Machine A core comprises a plurality of core split members having yoke portions and tooth portions and arranged in such a circumferential shape that the yoke portions contact with each other while the tooth portions being directed inward. The core further comprises a ring conta... | 04/02/2009 |
| 20090026875 | Attachment for a magnetic structure Attachments are removably coupled to the magnetic core of a rotating electric machine, the magnetic core being shaped to include a plurality of coil-receiving slots that are separated by radial teeth. Each attachment is constructed as a unitary member and includes a bas... | 01/29/2009 |
| 20080309189 | Generator/Electric Motor, in Particular for Wind Power Plants, Cable Controlled Plants or for Hydraulic Plants A segmented electric generator/motor, such as for a wind powered generator, in which the rotor and/or stator is subdivided in the circumferential direction into segments disposed adjacent to one another. Additionally, the stator segments are accessible via and the rotor... | 12/18/2008 |
| 20080278024 | RADIAL STEPPING MOTOR The present invention provides a radial stepping motor including: a coil that is comprised of a self-bonding magnet wire wound and fusion-bonded and that has annular surfaces; stator yokes that are supported by the annular surfaces of the coil; and bonding sheets bondin... | 11/13/2008 |
| 20080240706 | ACTUATOR An actuator includes a rotor, a stator containing the rotor, and a bearing to support the rotor to be rotatable with respect to the stator about the central axis of the rotor and an axis perpendicular to the central axis. The rotor includes rotor central magnetic poles,... | 10/02/2008 |
| 20080224558 | INTERIOR PERMANENT MAGNET MOTOR INCLUDING ROTOR WITH FLUX BARRIERS An electric machine includes a stator, and a rotor positioned adjacent the stator and configured to rotate with respect to the stator. The rotor includes a plurality of laminations having an outside diameter and stacked in a stackwise direction. Each lamination includes... | 09/18/2008 |
| 20080179987 | RELUCTANCE MOTOR ROTOR AND RELUCTANCE MOTOR EQUIPPED WITH THE SAME A rotor is adapted to be used in a reluctance motor configured to generate a magnetic field around the rotor to form magnetic circuits passing through the rotor to produce a driving force corresponding to a torque generated by changes in magnetic reluctance in the magne... | 07/31/2008 |
| 20080157623 | Stator component for an electric motor The present invention relates to a stator component for an electric motor. The stator component for an internal rotor motor comprises a circular stator yoke having an inner periphery, a number of poles, the poles spaced apart from each other along the inner periphery of... | 07/03/2008 |
| 20080136287 | Motor A motor includes a stator core that forms a magnetic path and has a plurality of tooth parts along a circumferential direction; a tooth provided in each tooth part to wind a coil there around; and an extension part alternated with the tooth part along a circumferential ... | 06/12/2008 |
| 20080136278 | Motor A motor includes a bracket that defines an exterior of the motor. A PCB is held within the bracket and has a circuit pattern and various elements mounted thereon. A stator is provided on the PCB and a rotor is provided within the stator. A shaft rotates together with th... | 06/12/2008 |
| 20080084126 | Outer rotor type motor for drum type washing machine and method for fabricating the same Direct coupling type motor for drum type washing machine having a stator which can reduce material required for fabrication, and a weight after fabrication, simplify a fabrication process, and can be mounted on a fixing side, such as a tub or a bearing housing securely,... | 04/10/2008 |
| 20080079375 | Rotary electric apparatus having rotor with field winding inducing current therethrough for generating magnetic field A rotary electric apparatus comprise a synchronous machine of field winding type, an inverter, a DC power supply, a current flow regulator, and a controller. The DC power supply outputs first voltage of a first voltage value and second voltage of a second voltage value ... | 04/03/2008 |
| 20080067885 | Permanent magnet machine A permanent magnet machine comprises a stator having plurality of slots between a plurality of stator teeth, which are interconnected by a yoke, wherein concentrated windings are provided in the plurality of slots. A rotor is provided with a plurality of permanent magne... | 03/20/2008 |
| 20080067887 | Dust Core and Method of Manufacturing the Same A stator core includes first and second annular dust core pieces. Each of the first and second annular dust core pieces has a plurality of arcuate dust core pieces each integrally having a yoke extending in an arc shape and a tooth projecting in a radial direction of th... | 03/20/2008 |
| 20080048517 | Magnet Fixing Structure for Electric Rotary Machine Holder anchoring grooves are arranged on the outer periphery of a rotor core so as to extend axially. A holder arm having a substantially T-shaped cross section is fitted to each of the holder anchoring grooves. The holder arm has a main body section, an engaging projec... | 02/28/2008 |
| 20080042511 | Main Element for an Electrical Machine A main element which can be used as a rotor or stator for an electrical machine has a short-circuit ring and radially protruding teeth formed integrally onto the short-circuit ring, which teeth are offset from one another about circumferential angles. To make it possibl... | 02/21/2008 |
| 20080001505 | MAIN ELEMENT FOR AN ELECTRICAL MACHINE A main element, in particular a stator, for an electrical machine, in particular for a universal motor, includes a flux return ring with at least two poles that are situated radially on the flux return ring, and each of which accommodates at least one coil, the poles ca... | 01/03/2008 |
| 20070296302 | SEGMENTED INNER STATOR AND BRUSHLESS PERMANENT MAGNET MOTOR WITH THE SAME A segmented inner stator comprises a stator core and a stator winding. The stator core includes a plurality of core segments which are retained together in a circular arrangement by at least one retaining ring and are mated with each other. At least some of the core seg... | 12/27/2007 |
| 20070290567 | Electric motor, stator of electric motor, and manufacturing method for the stator A stator of an electric motor includes teeth, coils each wound about one of the teeth, and a yoke. Each tooth includes a tooth main body and a tooth reinforcing portion, which is integrally molded with at least a part of the surface of the tooth main body. The tooth mai... | 12/20/2007 |
| 20070273241 | BRUSHLESS MOTOR AND ELECTRIC POWER STEERING SYSTEM A brushless motor including a rotor which has ten permanent magnets each containing rare earth neodymium and provided around a rotor yoke and an outside diameter of 45 mm to 55 mm, and a stator which has a stator core having twelve slots and an outside diameter of 75 mm... | 11/29/2007 |
| 20070267932 | Stator for inner rotor type rotating electric machine A stator for an inner rotor type rotating electric machine including: an annular armature core comprised of a plurality of arcuate segmented cores circumferentially arranged; a bobbin assembly comprised of a plurality of arcuate segmented bobbins arranged circumferentia... | 11/22/2007 |
| 20070252447 | ELECTRIC MOTOR HAVING A STATOR A stator configured to rotate a rotor with a number of magnetic poles includes a yoke that includes a back portion and a first type and first quantity of integral teeth, and a second type and second quantity of insertable teeth coupled to the back portion. At least two ... | 11/01/2007 |
| 20070252471 | Stator Segment and Method of Assembly A stator assembly is provided for an electric motor having a longitudinal axis. The stator assembly includes at least one stator segment having a first end member having a stator tooth and at least one of a stator shoe and a back iron. A second end member is positioned ... | 11/01/2007 |
| 20070236099 | Method of making integrated stator, brushless direct-current motor of radial core type double rotor structure using the integrated stator, and method of making the same Provided are a radial core type brushless direct-current (BLDC) motor and a method of making the same, having an excellent assembly capability of division type stator cores in a double rotor structure BLDC motor. The BLDC motor includes a rotational shaft, an integrated... | 10/11/2007 |
| 20070216254 | Magnetic powder metal component stator A compacted magnetic powder metal component stator for use in an electrical machine is provided. Each stator is comprised of a plurality of stator core assemblies. Each stator core assembly forms an arcuate section of the stator core itself. Each stator core assembly is... | 09/20/2007 |
| 20070216253 | Stator for an Electrical Machine A stator for an electrical machine, in particular a rotary current generator, is proposed, in which the stator (36) is made by the flat-packet technique and comprises at least one stator iron (10) and a stator winding (30), and the stator iron (1... | 09/20/2007 |
| 20070194653 | Primary Element For An Electrical Machine A primary element for an electrical machine has a magnetically conductive body including a lamination stack with a plurality of axially extending teeth disposed in a star pattern, and a winding of annular coils wound separately as coil-body-less air coils and mounted ra... | 08/23/2007 |
| 20070188039 | Motor Armature Manufacturing Method An insulator covering the teeth (31) of an armature (3) in an inner-rotor motor is composed of a tooth insulator (321), outer-side insulator (322), upper-end insulator (323), and lower-end insulator (324). The tooth insulator (<... | 08/16/2007 |
| 20070182270 | Motor stator device This invention relates to a motor stator device comprising a stator, a plurality of coils, and a rotor. The stator includes a plurality of serrate portions, and a positioning slot disposed between two serrate portions at an internal wall of the stator, and each position... | 08/09/2007 |
| 20070182271 | MANUFACTURING METHOD OF STATOR, AND STATOR In a state in which a first divisional core and a second divisional core are arranged in a state spaced from each other and adjacent to each other, a first coil and a second coil are each wound around a tooth. The first coil and the second coil are in the same phase. In... | 08/09/2007 |
| 20070176511 | Motor and a fuel pump using the same A motor includes a stator core, insulators, coils and a rotor. The stator core includes a plurality of coil cores, which are circumferentially arranged, wherein each of the plurality of coil cores includes a tooth that radially extends, and an outer peripheral core that... | 08/02/2007 |
| 20070120436 | Motor Bearings for rotatably supporting a rotor are disposed on an inner side of a hollow cylindrical portion of the rotor which is disposed in a rotating magnetic field formed by a group of stator windings and on an outer periphery of which magnetic poles for generating torq... | 05/31/2007 |
