Patents
Patents for H02K 21 - Synchronous motors having permanent magnet; Synchronous generators having permanent magnet (17,141)
06/2007
06/21/2007US20070138896 Outer magnetic circuit bias magnetic bias reluctance machine with permanent magnets
06/21/2007US20070138894 Rotor assembly for use in line start permanent magnet synchronous motor
06/21/2007US20070138893 Rotor assembly for use in line start permanent magnet synchronous motor
06/21/2007US20070138892 Asymmetrical composite magnet structure for lobed rotor
06/21/2007US20070138891 Magnet retention and positioning sleeve for surface mounted rotor assemblies
06/21/2007US20070138890 Permanent magnet type DC motor assembly
06/21/2007US20070138889 Rotor of an electrical machine
06/21/2007US20070138888 Electrical assemblies using molecular-scale electrically conductive and mechanically flexible beams and methods for application of same
06/21/2007US20070137908 Series hybrid electric vehicle
06/20/2007EP1798844A1 Self magnetizing motor and method for winding coils on stator thereof
06/20/2007EP1798842A1 Self magnetizing motor and method for winding coils on stator thereof
06/20/2007EP1797630A2 Multipolar, linear or rotating synchronous direct drive motor
06/20/2007CN2914475Y Generator
06/20/2007CN2914474Y Magnetoelectric plate generator with two motor and two-wheel vehicle
06/20/2007CN1983766A Self magnetizing motor and method for winding coils on stator thereof
06/19/2007US7233092 Permanent magnet synchronous motor
06/19/2007US7233090 Electric machine, in particular brushless synchronous motor
06/19/2007US7233089 Permanent magnet rotating electric machine
06/14/2007WO2007066474A1 Motor built-in magnetic bearing device
06/14/2007US20070132330 Fan assemblies employing LSPM motors and LSPM motors having improved synchronization
06/14/2007US20070132323 Motor of washing machine
06/14/2007DE102006048120A1 Magnetzündergenerator Magneto generator
06/13/2007EP1796249A2 Electric machine
06/13/2007EP1796245A1 Electric rotating machine with a brake which interact with two opposite surfaces
06/13/2007CN2912081Y Brushless dynamo able to save raw material
06/13/2007CN1981419A Starting device for an electric power generator as a unit consisting of an internal combustion engine and a generator
06/13/2007CN1980014A Large-scale wind power generator
06/13/2007CN1978863A Permanent-magnet disc motor connection lever driven oil pump
06/12/2007US7230399 Vehicular generator-motor system
06/12/2007US7230363 Low profile generator configuration
06/12/2007US7230361 Efficient high-speed electric device using low-loss materials
06/12/2007US7230359 Electric motor with poles shaped to minimize cogging torque
06/12/2007US7230356 Brushless synchronous motor
06/12/2007US7228616 System and method for magnetization of permanent magnet rotors in electrical machines
06/07/2007WO2007063976A1 Motor
06/07/2007US20070129198 Electric motor and method of driving the same
06/07/2007US20070127156 Slim spindle motor and micro-drive apparatus comprising the same
06/07/2007US20070126308 Rotary electric machine with reduced torque ripple
06/07/2007US20070126305 Permanent magnet rotating machine
06/07/2007US20070126304 Permanent magnet rotating machine
06/07/2007US20070126303 Apparatus and Method for Constructing Electrodynamic Machines
06/07/2007US20070126302 Yoke of rotary electric machine and manufacturing method thereof
06/07/2007US20070126301 Device for fixing permanent magnets inside the cylinder head of a field winding of an electrical engine
06/06/2007EP1793480A2 Flywheel electric generator
06/06/2007EP1793468A2 Motor, method for manufacturing the same, and washing machine using the same
06/06/2007EP1793393A1 Anisotropic rare earth bonded magnet having self-organized network boundary phase and permanent magnet motor utilizing the same
06/06/2007EP1792385A1 Electric machine
06/06/2007EP1476933B1 Electric generator
06/06/2007EP1472771A4 High frequency motor or generator
06/06/2007EP1240710B1 Method for determining angular position of a permanent magnet rotor of a polyphase electric motor
06/06/2007CN2909674Y Medical brushless hollow electric machine
06/06/2007CN2908449Y Permanent synchronous tractor
06/06/2007CN1977441A An electric machine and magnetic field modifying assembly therefor
06/06/2007CN1976209A Double-rotor variable speed and frequency conversion wind power generation exciting method and control system thereof
06/06/2007CN1976208A Variable speed and variable frequency wind power generation exciting method and double-rotor power generator thereof
06/06/2007CN1976207A Telescopic double-rotor wind motor exciting system and electric power generating machine thereof
06/06/2007CN1976206A Telescopic double-rotor electric power generator exciting method and electric power generator thereof
06/06/2007CN1976205A Telescopic double-rotor wind electric exciting method and control system, and electric generator thereof
06/06/2007CN1976180A Variable speed variable frequency pneumatic electric machine and with excitation control system and control method thereof
06/06/2007CN1976178A Double-rotor pneumatic electric machine and variable speed constant frequency excitation control system thereof
06/06/2007CN1976172A Electric motor and method of driving the same
06/06/2007CN1976169A Rotary electric machine with reduced torque ripple
06/06/2007CN1976168A Outer rotor type motor for drum type washing machine and method for fabricating the same
06/06/2007CN1320742C Drive control system
06/05/2007US7226212 Shield and sealing method for a hydrodynamic bearing
05/2007
05/31/2007WO2007061211A1 Rotor for use in induction motor
05/31/2007WO2007061150A1 Variable apparatus for generating power in wind turbine
05/31/2007US20070120436 Motor
05/31/2007US20070120426 Stepping motor
05/31/2007US20070120424 Compensator device for stabilising the power of alternators in electrical power generating plants
05/30/2007EP1790059A1 Method for accommodating an electric motor
05/30/2007EP1618644A4 Electromagnetic motor employing multiple rotors
05/30/2007CN2907058Y Axial combined type brushless AC generator
05/30/2007CN1973418A Rotor of motor
05/30/2007CN1972086A Variable-speed constant frequency, constant pressure brushless three-phase generator taking power in marching
05/30/2007CN1972081A 无刷马达 Brushless motor
05/30/2007CN1319247C Motor and method for manufacturing stator of the motor
05/29/2007US7224134 Device for controlling inductive load
05/29/2007US7222409 Method of manufacturing a small vibration motor
05/24/2007WO2007057842A1 Linear variable reluctance actuator having band coils
05/24/2007WO2007041948A3 An starting and generating multiplying control system, and a method for using the system, and an electromotion mixed dynamic vehicle which uses the system and the method
05/24/2007US20070114872 Rotor for use in induction motor
05/24/2007US20070114871 Stator
05/24/2007US20070114869 Fan device having an ultra thin-type structure with a minimum air gap for reducing an axial thickness
05/24/2007US20070114868 Simplified fan device having a thin-type structure with a minimum air gap for reducing an axial thickness
05/24/2007US20070114867 Method for realising a permanent-magnet rotor for a synchronous motor particularly for a washing machine pump for industrial and domestic use and the like, and relative rotor
05/24/2007US20070114861 Rollen and rollenmotoren
05/23/2007CN2904437Y Permanent magnet synchronous motor for refrigerator compressor
05/23/2007CN1969441A Outer-side-rotation rotor for dynamo-electric machines
05/23/2007CN1969440A Stator coil arrangement for an axial airgap electric device including low-loss materials
05/23/2007CN1969346A Process for producing self-assembled rare earth-iron bonded magnet and motor utilizing the same
05/23/2007CN1967984A Permanent-magnet intermediate frequency brushless three-phase synchronization motor with double electric inducing voltage regulation function
05/23/2007CN1967983A Rare earth permanent-magnet synchronization motor with mouse cage type magnetic force regulating sleeve
05/23/2007CN1967982A Self-excitation TV with separated field pole
05/23/2007CN1966954A High efficiency thermal machine
05/23/2007CN1317805C Rotor of line start permanent magnet motor and manufacturing method thereof
05/22/2007US7221073 Axial gap electronic motor
05/22/2007US7221071 Synchronous electrical machine
05/18/2007WO2007055585A1 Turbine generator
05/18/2007WO2007055192A1 Rotor for electric rotating machine and electric rotating machine
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