Patents for H02K 1 - Details of the magnetic circuit (44,776)
04/2002
04/17/2002EP1016182A4 Magnetically-positioned x-y stage having six-degrees of freedom
04/17/2002CN2487149Y Permanent magnetic type disc shape DC motor
04/17/2002CN1345113A Stepping motor and manufacture thereof
04/16/2002US6373655 Low cost hydrodynamic spindle
04/16/2002US6373166 Alternator
04/16/2002US6373163 Stator for an alternator
04/16/2002US6373162 Permanent magnet electric machine with flux control
04/16/2002US6373161 Periodic air gap electric generator
04/16/2002US6373158 Motor main shaft provided with fast cooling means
04/16/2002US6373155 Propulsion unit of vehicle
04/16/2002US6371442 Fluid flow regulator
04/16/2002US6370761 Method of making a rotor for an electric motor
04/11/2002WO2002029960A1 Ac generator for vehicle
04/11/2002WO2002028536A1 Switched reluctance machine and food waste disposer employing switched reluctance machine
04/11/2002US20020041128 Motor having a rotor with interior split-permanent-magnet
04/11/2002US20020041127 Permanent magnet rotor
04/11/2002DE10111951A1 Alternator for IC engine, has flywheel magnets secured by protection ring provided with openings aligned with abutting ends of adjacent magnets
04/11/2002DE10049766A1 Magnetizing magnet systems involves feeding direct current that is regulated continuously or in stages to coil made from high temperature superconductor to magnetize permanent magnets
04/11/2002DE10048492A1 Stator for axial field electrical machine, has stator coils positioned between radial spokes projecting inwards from stator ring
04/11/2002DE10048491A1 Axial field electrical machine has stator coil windings positioned around radial spokes projecting inwards from stator ring
04/11/2002DE10047675A1 Statorbaueinheit für eine Synchronmaschine mit transversaler Flußführung und Synchronmaschine A stator for a synchronous machine with transverse flux and synchronous machine
04/11/2002DE10043120A1 Elektrische Maschine für hohe Ummagnetisierungsfrequenzen Electrical machine for high Ummagnetisierungsfrequenzen
04/10/2002EP1194936A1 Induction devices with distributed air gaps
04/10/2002EP1027764B1 Improved rotor stack
04/10/2002CN2485864Y Brushless D.C. motor with fractional slots
04/10/2002CN2485858Y Assembled stator structure
04/10/2002CN1344432A Disk motor
04/10/2002CN1344054A Stator of rotary motor
04/10/2002CN1082741C Brushless DC motor stator and its application
04/10/2002CN1082739C Induction motor and its rotor
04/10/2002CN1082624C Stator stopping structure for sealed compressor
04/09/2002US6369687 Iron core assembly and method for producing the same
04/09/2002US6369486 Motor vehicle alternator rotor with interposed permanent magnets
04/09/2002US6369485 Rotor structure
04/09/2002US6369483 Electric machine with a single pole winding
04/09/2002US6369480 Compressor using a motor
04/09/2002US6369478 Permanent-magnet-type electric rotating machine and air compressor and generator using the same
04/09/2002US6369475 Motor having closed magnetization circuit formed by the casing which holds the rotating shaft of the motor
04/09/2002US6369470 Axial cooling of a rotor
04/04/2002WO2002027898A1 Linear actuator
04/04/2002WO2002027897A1 Ac generator for vehicle
04/04/2002WO2002027893A1 Rotor of electric motor
04/04/2002US20020038983 Stator structure of rotary device and its forming method
04/04/2002DE10045222A1 Anker für eine elektrische Maschine Armature for an electrical machine
04/03/2002EP1193846A1 Structure of rotors in stepping motors
04/03/2002EP1193842A2 Generator with diverse power-generation characteristics
04/03/2002EP1193829A2 Stator for rotary electromechanical device
04/03/2002EP1193827A2 Rotor structure for permanent-magnet motor
04/03/2002EP1193826A2 Permanent magnet rotor for a permanent magnet electric drive, particularly an AC main drive
04/03/2002EP1192700A1 Electrical machines
04/03/2002EP1192698A1 Recessed alternator pole piece
04/03/2002EP0792004B1 Induction generator with single pair of opposing magnetic poles
04/03/2002CN2484691Y Salient-pole brush-less DC. motor
04/03/2002CN2484690Y Improved ploar-piece structure of motor
04/03/2002CN2484689Y Polar-piece structure of motor stator
04/03/2002CN1343386A Electric machine
04/03/2002CN1343033A Permanent device for driver having internal magnet loop and its preparation method
04/03/2002CN1082271C 永久磁铁转子及其制造方法 Permanent magnet rotor and its manufacturing method
04/03/2002CN1082095C Steel plate for electric use and iron core of motor or transformer
04/02/2002US6366037 Separately excited electric machine
04/02/2002US6366000 Alternator
04/02/2002US6365999 Stator module for an electric motor
03/2002
03/28/2002WO2002025796A1 Electrical machine
03/28/2002WO2001080400A3 Permanent magnet stator assembly and method of manufacturing
03/28/2002WO2001052386A3 Electric motor with external rotor
03/28/2002US20020036442 Hybrid permanent magnet/synchronous machines
03/28/2002US20020036441 Hybrid permanent magnet/synchronous machines
03/28/2002US20020036440 Rotor structure for permanent-magnet motor
03/28/2002US20020036438 Compressor using a motor
03/28/2002US20020036437 Structure of roters in stepping motors
03/28/2002US20020036436 Permanent magnet rotating electric machine
03/28/2002US20020036433 Stepping motor and method of manufacturing the same
03/28/2002DE10045094A1 Permanent magnet excited synchronous machine for application in explosion risk areas such as drives in oil and gas industry, comprises part poles or whole poles magnetized by magnetizing units
03/28/2002DE10040236A1 Pole body for electric machines, comprises sheet metal stack welded, soldered or glued in vicinity of fixing unit
03/27/2002EP1191664A2 Rotor for permanent magnet type rotating machine
03/27/2002EP1191663A2 Stator module for a transversal flux synchronous machine and synchronous machine
03/27/2002EP1191224A1 High-pressure dome type compressor
03/27/2002EP1190478A1 Rotor construction for controlled-pole electric machines
03/27/2002CN2483890Y Energy-saving water inner-cooling submersible electric pump
03/27/2002CN2483887Y Improved small-size vibration motor
03/27/2002CN2483883Y Permanent-magnet brushless generator
03/27/2002CN1342339A Bulk amorphous metal magnetic components for electric motors
03/27/2002CN1081846C Electric motor
03/27/2002CN1081844C Permanent magnet inserted type rotor structure
03/27/2002CN1081843C Electric motor
03/26/2002US6362554 Stator assembly
03/26/2002US6362553 Rotary motor and production method thereof, and laminated core production method thereof
03/26/2002US6362552 Electric motor rotor
03/26/2002US6362551 Motor rotor and its manufacturing method
03/26/2002US6362544 Electromagnetic device with embedded windings and method for its manufacture
03/21/2002WO2002023701A1 Synchronous machine with permanent magnets
03/21/2002WO2002023695A2 Armature for an electric machine
03/21/2002US20020033647 Magneto generator
03/21/2002DE10040232A1 Rotor arrangement for electrical machine, has distance piece holding outermost axial end piece of first and/or second axial plate packet end away from rest of packet to form cooling slot(s)
03/20/2002EP1188219A1 Electrical machine
03/20/2002EP1188216A1 Axial reversed cooling of a rotor and a coil end section in an electrical rotating machine
03/20/2002EP1188214A2 Magnet retainer and method for fixing a magnet on a support element
03/20/2002CN2482761Y Permanent-magnetic power generator with charged excitation bridge
03/20/2002CN2482760Y Electromagnetic permanent-magnetic combined excitation generator
03/20/2002CN1341290A Electric drive unit