Patents
Patents for H02K 21 - Synchronous motors having permanent magnet; Synchronous generators having permanent magnet (17,141)
07/1996
07/25/1996DE19601542A1 Bicycle wheel-hub incorporating built=in dynamo for lighting system
07/24/1996EP0723329A2 Improved startup device for the rotor of a permanent-magnet synchronous motor
07/24/1996EP0723328A2 An electric motor
07/24/1996CN2231834Y Flywheel permanent-magnet generator
07/24/1996CN2231833Y Stationary magnetic self-excitation double-channel voltage-regulating ac synchronous generator
07/24/1996CN1127439A Rotor in magnetic generator
07/23/1996US5537810 Magnetic-gas bearing for a shaftless spinning rotor for an open-end spinning machine
07/20/1996CA2167356A1 Startup device for the rotor of a permanent-magnet synchronous motor
07/18/1996WO1996021965A1 An axial flux electric machine, adapted for use as an electric propulsor for vehicles and as an electric power generator
07/18/1996DE19500651A1 Aircraft tyre operating life prolongation method
07/17/1996EP0722210A2 An improved brushless electric motor, particularly for direct driving of a washing machine
07/17/1996EP0673558A4 Rotor with hollow cylindrical permanent magnet.
07/17/1996CN2231455Y Permanent magnet brushless synchronous motor
07/16/1996US5536987 Alternating current generator for a motor vehicle
07/16/1996US5536986 Spindle motor
07/16/1996US5536020 Magnetic fluid seal apparatus with electroplated and non-electroplated coatings
07/11/1996WO1996021265A1 Specifications for the pulsed field flux engine
07/11/1996CA2166510A1 Brushless electric motor, particularly for direct driving of a washing machine
07/10/1996EP0721248A2 Electric drive with more than one permanent magnet excited rotor
07/09/1996US5534739 Electric machine
07/03/1996EP0720274A2 Balance corrector for scanner motors and balance correcting method thereof
07/03/1996EP0720272A1 Rotating device having an axial magnetical thrust bearing and radial levitating means
07/03/1996EP0720167A2 Flat type brushless motor
07/03/1996CN2230482Y Concentrated magnetic permanent-magnetic-disc type electric motor
07/02/1996US5532533 Servo motor integral with control apparatus
06/1996
06/27/1996WO1996019861A1 Transverse flux machine
06/27/1996DE19547159A1 Transverse flux machine with rotor parts within soft magnetic body
06/26/1996EP0718959A2 Rotor assembly for hybrid alternator
06/26/1996CN1125496A Hybrid alternator with voltage regulator
06/25/1996US5530307 Flux controlled permanent magnet dynamo-electric machine
06/20/1996WO1996019039A1 Vehicle based ac power system
06/19/1996EP0717489A2 Scanner motor
06/19/1996EP0716780A1 Method of torque notch minimization for quasi square wave back emf permanent magnet synchronous machines with voltage source drive
06/19/1996CN2229725Y Neodymium-ferroboron adjustable-voltage automative alternator
06/18/1996US5528436 Low profile motor powered disk assembly for a recording/reproducing device
06/18/1996US5528092 Spindle motor
06/13/1996DE4439181A1 Multiple phase, permanent-magnet excited sync. electrical machine
06/12/1996EP0716497A1 Permanent magnet motor
06/11/1996US5525842 Air tool with integrated generator and light ring assembly
06/06/1996WO1996017429A1 Commutatorless polyphase ac electric machine
06/06/1996CA2191128A1 Commutatorless polyphase ac electric machine
06/05/1996EP0715398A2 Generator mounting structure for engine
06/05/1996EP0715397A2 Switched reluctance motor
06/04/1996US5523637 Permanent magnet electrical machine with low reluctance torque
05/1996
05/29/1996EP0713603A1 Device for actuating a control member
05/29/1996CN1123485A Motor with gear reducer
05/28/1996US5521451 Low-cost stepping or synchronous motor
05/23/1996WO1996015574A2 Permanent magnet synchronous motor
05/22/1996EP0712545A1 Versatile ac dynamo-electric machine
05/22/1996EP0712544A1 Electromagnetic machine with permanent magnet rotor
05/22/1996EP0592468B1 Element for insertion in data-processing equipment
05/22/1996CN1123070A Brushless D.C. motor
05/21/1996US5519270 Spindle motor and disk drive having the same
05/15/1996EP0712199A1 Motor with tranverse flux
05/15/1996EP0711469A1 Electrical machine
05/15/1996EP0711467A1 Radial-field electric micromotor, cylindrical body for use in the micromotor, method of manufacturing the micromotor, and axial-field electric micromotor
05/09/1996WO1996013891A1 New structure generator
05/09/1996WO1996003796A3 C-stator type segmented zoned field dc motor
05/08/1996EP0473670B1 Lightweight high power electromotive device
05/08/1996CN2226809Y Vehicle silicon commutating generator
05/08/1996CN1122121A Bicycle lighting system and generator
05/07/1996US5514923 High efficiency DC motor with generator and flywheel characteristics
05/01/1996EP0709947A2 Balancing of radial reluctance forces in a DC motor
05/01/1996EP0708967A1 System architecture for hdd
05/01/1996EP0454685B1 Under-the-hub disk drive spin motor
04/1996
04/30/1996US5512871 Rotatable single-phase electromagnetic actuator
04/30/1996US5512811 Starter/generator system having multivoltage generation capability
04/25/1996DE4443999C1 Permanent magnet transversal flux machine
04/25/1996DE4437972A1 Permanent magnet excited wind power generator
04/23/1996US5510664 Brushless motor
04/23/1996US5510663 Electrodynamic device
04/23/1996US5510662 Permanent magnet motor
04/17/1996EP0707375A1 Brushless DC motor having low torque ripple
04/17/1996EP0707374A1 Monophase hybrid actuators with flux commutation
04/17/1996CN1120757A Brushless direct current motor
04/16/1996US5508578 Stator unit of flat motor
04/13/1996CA2117985A1 Electro magnet transducer
04/12/1996EP0716780A4 Method of torque notch minimization for quasi square wave back emf permanent magnet synchronous machines with voltage source drive
04/11/1996DE4434834A1 Biaxial magnetic motor-generator for 50 or 60Hz switching
04/09/1996US5506458 Low cost permanent magnet disk spindle motor
04/02/1996US5504424 Variable reluctance sensor utilizing a magnetic bobbin
04/02/1996US5504382 Field controlled permanent magnet alternator
03/1996
03/28/1996WO1996009679A2 Light weight portable generator
03/28/1996DE4447549A1 Electric drive motor for domestic appliance or vehicle
03/28/1996CA2199628A1 Light weight genset
03/27/1996CN1119480A Multiphase electric machine with offset multipolar electric pole units
03/26/1996US5502368 Hybrid alternator with voltage regulator
03/26/1996US5502359 Small motor with permanent-magnet rotor
03/26/1996US5500994 Method of manufacturing a rotor
03/19/1996US5500780 Disk drive spindle motor having split windings for each phase
03/13/1996EP0701315A1 Antifriction bearing capable of generating electrical energy
03/13/1996CN1118532A Miniature motor
03/06/1996EP0699550A2 Energy saving electrical drive for small vehicles
03/05/1996US5497041 Low speed geared motor
03/05/1996US5497040 Outer rotor type brusless DC motor
02/1996
02/29/1996DE4430139A1 Transversal-flux sync machine with passive rotor
02/28/1996CN2221265Y Car generator
02/28/1996CN2221264Y Face a.c and d.c generator
02/28/1996CN1031164C Axial flux electromagnetic micromotor
02/28/1996CN1031163C 小型同步电动机 Small synchronous motor