Patents
Patents for H02K 17 - Asynchronous induction motors; Asynchronous induction generators (5,343)
12/1997
12/09/1997US5696417 Electromagnetic induction driving method and device
12/04/1997WO1997045942A1 An electric motor and a method in an electric motor and use thereof
12/04/1997WO1997045941A1 Rotor for an electric machine and a method in an electric machine
12/03/1997CN2269668Y Single winding pole-changing speed control winding rotor three phase asynchronous motor
12/03/1997CN1166716A Wire-wound variable-pole asynchronous motor with AC-DC converting output rotor
11/1997
11/27/1997DE19721103A1 System for automatic blocking of current through motor starting circuit e.g. for freezer cabinet compressor
11/26/1997CN1166075A A.C induction motor
11/20/1997DE19626807C1 Rotor for asynchronous electric motor
11/19/1997EP0786024A4 Pulsed voltage surge resistant magnet wire
11/19/1997CN2268336Y Tap speed-regulating capacitor motor
11/19/1997CN2268335Y Ac mutual inductive motor
11/18/1997US5689168 Control circuit for two speed motors
11/18/1997CA2083974C Asynchronous induction motor
11/04/1997US5684345 Single phase induction motor as the drive of a high pressure cleaning device
10/1997
10/28/1997US5682074 Electric vehicle motor
10/15/1997CN2265025Y Two-winding capacitor motor
10/08/1997CN2264437Y A.C/d.c generator
10/08/1997CN1161594A Pole-change type single-phase induction motor
10/07/1997US5675200 Dynamic pressure air bearing type electric motor with air circulating arrangement
10/01/1997EP0797861A1 Polyphase induction motor having a ferromagnetic rotor plate
09/1997
09/25/1997DE19610709A1 Winding layout for controlling three=phase system with braking and reversing
09/17/1997EP0697148B1 Rotating electrical machines
09/17/1997CN1035913C Electrically motorized wheel assembly
09/16/1997US5668429 Dynamoelectric machine and method for manufacturing same
09/10/1997CN1159092A Axial-flow induction motor
09/04/1997DE19608077A1 Two-phase induction motor for single phase AC locomotive
09/03/1997CN1158512A Driving gear and starting operation method of induction motor
08/1997
08/20/1997CN1157501A Single-phase induction motor and rotor assembling apparatus
08/14/1997WO1997029533A1 Induction motor and its rotor
08/13/1997EP0788582A1 Dual output synchronous-induction starting/generating system
08/05/1997US5654095 Conductor having pulsed voltage surge shield coating including binder and particulate material having specified properties and particle size
07/1997
07/30/1997EP0786855A1 Cage rotor
07/30/1997EP0786024A1 Pulsed voltage surge resistant magnet wire
07/22/1997US5650707 Inverter-controlled induction machine with an extended speed range
07/16/1997EP0783793A1 Alternator
07/16/1997EP0642208B1 Method for manufacturing cage rotor for induction motor
07/08/1997CA2086978C Variable speed asynchronous induction motor
07/02/1997CN1153418A Multispeed asynchronous motor for light high-efficiency fan pump
06/1997
06/25/1997EP0780961A1 Driving means formed by induction motor and method for starting the same
06/24/1997US5642010 Rotor construction for alternating current induction motor
06/24/1997US5640752 Controlled adjustable manufacturing method for variable laminations used in electro-magnetic induction devices
06/17/1997US5640064 Dynamoelectric machine and method for manufacturing same
06/12/1997WO1997021266A1 Low cost multi-pole motor constructions and methods of manufacture
06/11/1997EP0680669B1 Electric motor for ancilliaries in motor vehicles
06/11/1997EP0633649B1 Method of and apparatus for manufacturing cage rotor of induction motor
06/10/1997US5637943 Rotor groove
06/10/1997US5636432 Tandem press system for manufacture of stator and rotor cores
05/1997
05/14/1997EP0773619A1 Axial-flow induction motor
05/14/1997CN2254250Y Single-phase asynchronous motor capable of running under overvoltage and undervoltage
05/07/1997EP0772278A1 Apparatus for casting conductor of rotor of induction motor
05/07/1997EP0772277A2 A single-phase induction motor and rotor assembling apparatus
05/06/1997US5627424 Twin bobbin four pole motors and methods for making same
05/01/1997WO1997015978A1 Integrated magnetic levitation and rotation system
04/1997
04/29/1997US5625243 Rotor construction in an asynchronous electric machine
04/08/1997US5619086 Twin bobbin C-frame motors and methods for making same
04/03/1997WO1997012438A1 Inverter-controlled induction machine with an extended speed range
04/02/1997EP0766368A1 Discoidal asynchronous electric motor
04/02/1997CN2251224Y Multipole capacitor type single-phase ac asynchronous motor
04/02/1997CN2251223Y Single-phase ac electric machine for agriculture
04/01/1997US5616978 Electroconductive article, having portions with variable resistance and a rotor produced therefrom
03/1997
03/27/1997DE19636723A1 Electric AC motor with variable speed
03/26/1997CN1146090A Cage rotor for asynchronous motor
03/20/1997WO1994017301A3 Electric motor for ancilliaries in motor vehicles
03/19/1997EP0650644B1 Electric motor-wheel
03/18/1997US5613188 Interlaced conductor/back-iron secondary for induction motors
03/13/1997DE19635192A1 Electric induction motor with high starting torque e.g. for space travel applications
03/11/1997US5610465 High-frequency motor
03/05/1997CN2248949Y Electric motor
03/04/1997US5608281 Induction motor
02/1997
02/27/1997WO1997007586A1 Interlaced conductor/back-iron secondary for induction motors
02/25/1997US5604971 manufacturing method for variable laminations used in electro-magnetic induction devices
02/12/1997EP0608399B1 Method for brazing rotor bars to end rings of a rotor for an asynchronous ac motor
02/06/1997WO1997004517A1 Electric-machine coil winding for coupling together two fields of different pole numbers
02/05/1997CN2246868Y Portable energy-saving combined machine of generator and motor
02/05/1997CN1142133A Electric vehicle-wheel assembly
01/1997
01/30/1997WO1997003490A1 Cage rotor
01/29/1997EP0672315B1 Rotor groove
01/29/1997CN1141695A Power generator
01/28/1997US5598080 Starting device for a single-phase induction motor
01/23/1997WO1997002641A1 Bearing construction in an asynchronous electric machine
01/23/1997WO1997002640A1 Plate rotor construction used in the rotor of an asynchronous electric machine
01/23/1997WO1997002428A1 Dual output synchronous-induction starting/generating system
01/23/1997DE19526440A1 Wicklung für den Läufer elektrischer Maschinen zur Kopplung zweier Felder verschiedener Polzahl Winding of the rotor electrical machines for coupling two fields of different number of poles
01/22/1997EP0755110A1 Electromagnetic induction driving method and device
01/22/1997EP0607429B1 Induction motor of the outer rotor-type
01/22/1997CN2245824Y Single-winding double-speed motor without power dump when pole-changing control
01/15/1997CN2245301Y High efficiency single-phase asynchronous motor
01/15/1997CN1140354A Method for mfg. squirrel-cage rotor and squirrel-cage rotor
01/14/1997CA2075791C Brushless induction synchronous motor with two stators
01/08/1997CN1139835A Stage-changing double-speed reform method for old machine group of pump station
01/01/1997CN2244264Y Split line series-cage high efficiency energy saving motor
12/1996
12/27/1996WO1996041909A1 Pulsed voltage surge resistant magnet wire
12/25/1996CN2243736Y Single phase low temperature asynchronous motor
12/25/1996CN2243735Y Frequency sensing resistance changing initiation cage asynchronous motor
12/25/1996CN1138773A Dividely-arranged series motor
12/24/1996US5587647 Dual output synchronous-induction starting/generating system
12/18/1996EP0749198A2 Squirrel cage rotor for an asynchronous machine
12/17/1996US5585709 Method and apparatus for transducerless position and velocity estimation in drives for AC machines
12/15/1996CA2177777A1 Squirrel-cage rotor for an anynchronous machine
12/04/1996EP0618662B1 Cage rotor for high-speed induction motor
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