| Patents for H02K 21 - Synchronous motors having permanent magnet; Synchronous generators having permanent magnet (17,141) |
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| 03/27/2008 | US20080074008 Low vibration hybrid step motor |
| 03/27/2008 | DE102006043673A1 Synchronmaschine Synchronous machine |
| 03/27/2008 | DE102006043383A1 Synchronous machine has ferromagnetic impeller with two pole lines in moving direction, where both pole lines are shifted together around pole pitch in moving direction, where winding runs for adjusting exciter field |
| 03/27/2008 | DE102006039499A1 Permanentmagnet-Synchronmotor Permanent magnet synchronous motor |
| 03/26/2008 | CN201041975Y Low-speed and ultra-high efficient lanthanon permanent magnetic synchronous electromotor |
| 03/26/2008 | CN201041974Y A dual protrusion pole axial magnetic field permanent magnetic electromotor |
| 03/26/2008 | CN201041973Y Dual joint permanent magnetic synchronous electromotor |
| 03/26/2008 | CN201041972Y Dual joint permanent magnetic synchronous electromotor servo system |
| 03/26/2008 | CN201041971Y Built-in permanent magnetic synchronous electromotor |
| 03/26/2008 | CN101151783A Rotor magnet placement in interior permanent magnet machines |
| 03/26/2008 | CN101151782A Multipolar, linear or rotating synchronous direct drive motor |
| 03/26/2008 | CN101150277A Motor and fan device using the same |
| 03/26/2008 | CN101150276A Generator structure |
| 03/26/2008 | CN100376813C Hydrodynamic bearing device and disk recording reproducer |
| 03/25/2008 | US7348704 Rotor of motor and manufacturing method thereof |
| 03/25/2008 | US7348703 Monopole field electric motor-generator with switchable coil configuration |
| 03/25/2008 | US7348702 Apparatus and method for flywheel based cooling |
| 03/20/2008 | WO2008032430A1 Motor-integrated magnetic bearing device |
| 03/20/2008 | WO2008032410A1 Generator constituted to generate electric power by ring-shaped rotations |
| 03/20/2008 | WO2008032298A1 An alternator |
| 03/20/2008 | WO2008032080A2 Improvements in electromagnetic machines |
| 03/20/2008 | WO2008031883A1 An axial-flux electric motor provided with a high-efficiency cooling system |
| 03/20/2008 | WO2008003990A3 An electrical machine |
| 03/20/2008 | US20080067965 Electronically controlled electric motor |
| 03/20/2008 | US20080067885 Permanent magnet machine |
| 03/20/2008 | US20080066301 Electric motor, electric motor manufacturing method, and electric motor manufacturing device |
| 03/20/2008 | US20080066292 Electric motor, electric motor manufacturing method, and electric motor manufacturing device |
| 03/20/2008 | DE202008000580U1 Kombinierter Generator mit einem eingebauten, magnetischen Wirbelstromwiderstand Combined generator with a built-in magnetic eddy current resistance |
| 03/20/2008 | DE102006040220A1 Hub motor e.g. direct current electric motor, for use in e.g. mobile transport chair, has magnet coils, whose section, which is immersed in air gap, is aligned parallel to rotary axis of hub motor |
| 03/20/2008 | CA2672032A1 An alternator |
| 03/20/2008 | CA2663182A1 Improvements in electromagnetic machines |
| 03/19/2008 | EP1901418A1 An axial-flux electric motor provided with a high-efficiency cooling system |
| 03/19/2008 | EP1901416A2 Stator of rotating electrical machine |
| 03/19/2008 | EP1901415A1 Electric rotary machine |
| 03/19/2008 | EP1900085A2 Multiple magnet moving coil transducer |
| 03/19/2008 | EP1900077A1 Transverse flux electrical machine with segmented core stator |
| 03/19/2008 | EP1532724A4 Pmbdcm and two-phase srm motor |
| 03/19/2008 | CN201038968Y Tray rotor motor |
| 03/19/2008 | CN201038967Y Built-in integrated wheel hub motor |
| 03/19/2008 | CN201038966Y Electric car and electric motorcycle tangent low-speed permanent magnetic generator |
| 03/19/2008 | CN201038965Y Explosion prevention lanthanon permanent magnetic motor |
| 03/19/2008 | CN201038964Y A permanent magnetic synchronous no-gear dragging and drawing machine |
| 03/19/2008 | CN201038963Y Finger dialing power generation module |
| 03/19/2008 | CN201038962Y A permanent magnetic wind generator |
| 03/19/2008 | CN201038949Y Magnetic flux adjustable wind generator |
| 03/19/2008 | CN201038948Y A multi-layer overlapped brushless motor |
| 03/19/2008 | CN201038925Y Electric car motor |
| 03/19/2008 | CN201038901Y A mixed drive car frequency conversion speed-adjusting motor and generator unit |
| 03/19/2008 | CN201038848Y Permanent magnetic synchronous motor |
| 03/19/2008 | CN201038846Y High-quality mixed excitation generator |
| 03/19/2008 | CN201038845Y Highly reliable and high-performance synchronous servo motor rotor |
| 03/19/2008 | CN101145722A An electric-driven car hub motor consisting of external rotor rotation electric structure |
| 03/19/2008 | CN101144499A Dynamic pressure bearing device, method of manufacturing the same, and motor using the same |
| 03/19/2008 | CN101144498A Dynamic pressure bearing device, method of manufacturing the same, and motor using the same |
| 03/19/2008 | CN101143563A Electric vehicle driving device with speed variator and flexible combination |
| 03/18/2008 | US7345399 Motor for a fuel pump |
| 03/18/2008 | US7345394 Dynamoelectric claw-shaped rotor with magnet retainer |
| 03/18/2008 | US7345393 Cored motor |
| 03/18/2008 | US7345390 Drive unit of an adjuster of a vehicle seat |
| 03/14/2008 | CA2611544A1 Generator |
| 03/13/2008 | WO2008029971A1 Magnetic rotating device |
| 03/13/2008 | WO2008014253A3 Electric motor with axially deformable rotor assembly |
| 03/13/2008 | US20080061650 Permanent magnet for a motor, motor, and magnetizing method |
| 03/13/2008 | US20080061649 Axial gap motor and method for manufacturing the same |
| 03/13/2008 | US20080061648 Magneto generator |
| 03/13/2008 | DE102006053973A1 Elektrischer Generator Electric Generator |
| 03/12/2008 | EP1898511A2 Electric rotating machine |
| 03/12/2008 | EP1897210A1 Projecting pole rotor comprising coil end support plates and rotary electric machine comprising one such rotor |
| 03/12/2008 | EP1897209A1 Rotor comprising a fan wheel for an electronically commutated electric motor |
| 03/12/2008 | CN101141091A Brushless generator |
| 03/12/2008 | CN101141085A Electric rotating machine, motor and riding vehicle |
| 03/12/2008 | CN101139065A Load-off wheeled type alternating current permanent magnetism synchronous traction machine |
| 03/12/2008 | CN100375178C Spindle motor |
| 03/12/2008 | CN100374744C Fluid bearing device and spindle motor |
| 03/11/2008 | US7342342 Rotary electrical machine and electric vehicle having the same |
| 03/11/2008 | US7342338 Permanent magnet electric motor with reduced cogging torque |
| 03/11/2008 | US7342333 Outer rotor type multipolar generator |
| 03/06/2008 | WO2008026771A1 Coil assembly for rotating electric machine |
| 03/06/2008 | WO2008026537A1 Power generator for faucet |
| 03/06/2008 | US20080054740 Apparatus for driving drum of washing machine |
| 03/06/2008 | DE112006001089T5 Motor und Steuereinheit für denselben Motor and control unit for the same |
| 03/05/2008 | EP1895644A2 Electric machine with non-ferrous excitation coils |
| 03/05/2008 | EP1895640A2 Hub motor |
| 03/05/2008 | EP1895639A2 Permanent magnet and permanent magnet rotating machine |
| 03/05/2008 | EP1895638A2 Rotary electric machine |
| 03/05/2008 | EP1894287A1 Generator-equipped engine and method for assembling same |
| 03/05/2008 | CN201031772Y Safety beautiful low cost and high power wind energy device |
| 03/05/2008 | CN101138145A Rotor of rotating electric machine, rotating electric machine and vehicle drive apparatus |
| 03/05/2008 | CN101136573A Triphase AC lower-speed synchronous motor |
| 03/05/2008 | CN100373753C Electric motor, particularly an electronically commutated direct current motor |
| 03/05/2008 | CN100373751C Concentrated wrap type motor and compressor freezer or air conditioner completed with it |
| 03/04/2008 | US7338221 Sector drive mechanism |
| 03/04/2008 | US7337524 Method of forming a winding core for an electric motor |
| 02/28/2008 | WO2006047519A3 Design of the magnet and webs in interior permanent magent rotors |
| 02/28/2008 | US20080048532 Magnetic force sensing device in a brushless motor to enhance magnetic force sensibility of a hall element inside the brushless motor |
| 02/28/2008 | US20080048530 Electric generator |
| 02/28/2008 | US20080048506 Electromotive device |
| 02/28/2008 | DE102006036707B3 Direct drive of short axial spacing, has permanent magnet carrying rotor or clean soft magnetic rotor, where stator has one or multiple stator blocks of soft magnetic composite material with sector shaped hollow cylindrical part |
| 02/27/2008 | EP1892817A1 Design for frameless cartridge motors |
| 02/27/2008 | EP1892814A1 Twin rotor type motor |