Patents
Patents for H02K 17 - Asynchronous induction motors; Asynchronous induction generators (5,343)
09/1995
09/27/1995CN2208755Y Single-phase force moment paying off motor
09/20/1995EP0672315A1 Rotor groove.
09/19/1995US5451854 Procedure for reducing the starting current of a squirrel-cage motor, and a squirrel-cage motor unit designed for implementing the procedure
09/14/1995WO1995024762A1 Brushless electric motor and method of operating the same
09/13/1995CN1108190A Electric-driving deivce for variable-frequency power generation
09/12/1995US5449962 Rotary electric machinery
09/06/1995EP0670628A1 Device for supplying power to an alternating current motor
09/06/1995EP0429625B1 Compact monophase electromagnetic actuator
09/05/1995CA2027248C Multiple compartmented dynamoelectric machine
08/1995
08/22/1995US5444319 Squirrel-cage rotor for high-speed induction motor
08/16/1995CN2205605Y Double stator double magnetic loop squirrel-cage ac speed adjusting motor
08/01/1995US5438228 Electrically motorized wheel assembly
07/1995
07/13/1995WO1995019064A1 Power generator
07/13/1995CA2180656A1 Power generator
07/11/1995US5430931 Method of manufacturing a two compartment motor
07/06/1995DE4446547A1 Crimping jig for connecting electrical wire to contact terminal
06/1995
06/29/1995WO1995017780A1 Method and apparatus for transducerless flux, position and velocity estimation in drives for ac machines
06/28/1995CN1104389A Double-eddy starting cage-type induction motor
06/06/1995US5422527 X-ray tube target drive rotor
06/01/1995WO1995015025A1 An electric motor-hermetic compressor assembly
05/1995
05/31/1995EP0655175A1 Process for operating permanently excited single-phase alternating current machines
05/31/1995CN1103212A Improved ac motor
05/24/1995EP0579625B1 A rotor for a short circuited alternating current motor
05/24/1995CN2198712Y Disk external rotary double rotor three phase asynchronous motor
05/17/1995CN2197771Y Three phase asynchronous motor
05/17/1995CN2197770Y Asynchronous electric motor by single or three phase supply
05/16/1995US5415529 Linear-induction electromagnetic machine with optimized magnetic flux distribution and use
05/03/1995EP0651496A1 Electric machine
05/03/1995EP0650644A1 Electric motor-wheel.
04/1995
04/30/1995CA2134638A1 Electric machine
04/27/1995DE4436898A1 Dynamoelektrische Maschine und Verfahren zu ihrer Herstellung Dynamo-electric machine and process for their preparation
04/19/1995EP0649211A2 Induction machine and method for manufacturing a rotor of the induction machine
04/19/1995EP0648383A1 Squirrel cage rotor for an electrical motor.
04/13/1995DE4407713C1 Brushless electric motor and a method for its operation
04/05/1995CN1101178A Electrically motorized wheel assembly
03/1995
03/28/1995US5402026 Rotor for a short circuited alternating current motor
03/22/1995CN2192977Y Three-speed, three-phase asynchronous electric motor for (special fan cooled) tower hoist
03/21/1995US5398404 Apparatus for brazing rotor bars to end rings of a rotor for an asynchronous AC motor
03/16/1995DE4429267A1 Winding device designed as a drive unit
03/08/1995EP0642208A1 Method for manufacturing cage rotor for induction motor
03/08/1995CN1099914A Rotor construction in an asynchronous electric machine
03/07/1995US5396140 Parallel air gap serial flux A.C. electrical machine
02/1995
02/23/1995DE4435733A1 Three-phase alternator/motor unit
02/22/1995CN1099197A Pole-phase compound distributing method for high target single-winding pole-and speed-changing electric motor winding
02/16/1995WO1995005024A1 A mechanically speed-changeable squirrel cage induction motor
02/15/1995EP0638983A1 Rotor construction in an asynchronous electric machine
02/14/1995US5389847 Rotor for a high speed induction type AC motor having a press fit stacked core
02/08/1995EP0637867A1 Cage rotor of induction motor
02/07/1995US5388052 Method of operating an induction motor
02/01/1995CN1027563C Multi-segment combined pole-changeable winding for rotor
01/1995
01/31/1995US5386163 Counterweighted rotor
01/25/1995EP0635642A2 Blower unit
01/25/1995EP0520994B1 Short-circuiting and brush-raising device for asynchronous motors with a slip-ring rotor
01/17/1995US5382861 Asynchronous motor and a procedure for the manufacturing of the stator and/or rotor of an asynchronous motor
01/11/1995EP0633649A1 Method of and apparatus for manufacturing cage rotor of induction motor
01/04/1995CN1097084A Multi-function highly efficient energy-saving electric motor
01/03/1995US5378952 Machine drive system and method
12/1994
12/16/1994CA2125794A1 Rotor construction in an asynchronous electric machine
12/14/1994EP0570582B1 Multiple-stator synchronous induction motor
12/07/1994CN2185007Y High target single winding pole-changing speed changing motor
11/1994
11/30/1994CN2184288Y M-phase frequency sensitive variable voltage actuator and electromotor with actuatoe
11/24/1994DE4417787A1 Rotor for a rotary electrical machine, and a method for its production
11/17/1994EP0448693B1 Improvement to electric motor of the brushless direct current motor type
11/15/1994CA1333084C2 Dynamoelectric machine having terminal board assembly
11/02/1994CN2181769Y Universal rotor for asynchronous motor
10/1994
10/18/1994US5357180 Composite rotating machine
10/18/1994US5357161 Motor enclosure
10/18/1994US5356266 Centrifugal pump unit
10/13/1994WO1994023487A1 Rotating electrical machines
10/12/1994EP0619432A1 Installation with at least one pump for liquids
10/12/1994CN2179658Y Low speed mid-frequency arc welding generator without bearing
10/11/1994US5355039 Electrically motorized wheel assembly
10/05/1994EP0618662A1 Cage rotor for high-speed induction motor
09/1994
09/29/1994WO1994022204A1 Polyphase brushless dc and ac synchronous machines
09/28/1994CN1092910A Three-phase ac asynchronous motor allowing loss-of-phase running
09/27/1994US5349742 Method of making a secondary for use in induction motors
09/22/1994DE4308683A1 Squirrel-cage rotor for an asynchronous machine
09/21/1994CN1025977C Self-coupling inner compensation and inner feedback speed-regulating motor
09/21/1994CN1025976C Three-speed mixed phase polar-changing winding connecting method and winding therefor
09/14/1994CN1092215A Efficient energy-saving motor
09/06/1994US5345126 Positive temperature coefficient start winding protection
09/01/1994WO1994019858A1 Cage rotor of induction motor
08/1994
08/23/1994US5341058 Electric motor
08/17/1994EP0610296A1 System for supporting conductors for use in a dynamoelectric machine
08/17/1994CN2174803Y Efficient, single-phase capacity running asynchronous motor
08/10/1994EP0609645A1 High rotating speed, high power electrical motor
08/04/1994WO1994017581A1 Method of and apparatus for manufacturing cage rotor of induction motor
08/04/1994WO1994017301A2 Electric motor for ancilliaries in motor vehicles
08/03/1994EP0608675A1 High rotating speed, high power electrical motor
08/03/1994EP0608399A1 Method for brazing rotor bars to end rings of a rotor for an asynchronous ac motor.
08/02/1994US5334899 Polyphase brushless DC and AC synchronous machines
07/1994
07/27/1994EP0608177A1 Asynchronous motor with changeable speed and forced ventilation
07/27/1994EP0607429A1 Induction motor of the outer rotor-type
07/26/1994US5332369 Pump unit with cooling jacket for electric motor
07/19/1994USRE34667 Stator and rotor lamination construction for a dynamo-electric machine
07/19/1994US5331239 Inverter integral type motor
07/13/1994CN2171946Y Pneumatic machinery kind load pole changing electrical machinery with adjustable coil
07/05/1994US5327034 Electrically motorized wheel assembly
06/1994
06/29/1994CN2170598Y Asynchronous motor without contact winding
06/22/1994EP0602183A1 Rotor for an electric machine.
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