Patents for H02P 1 - Arrangements for starting electric motors or dynamo-electric converters (9,872) |
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06/26/1996 | EP0718962A1 Method and device for lowering induced voltage of induction motor |
06/26/1996 | CN2230064Y Energy-saving control device for ac asynchronous motor |
06/26/1996 | CN2230063Y Slip regulating frequency and sense rheostat |
06/18/1996 | US5528120 Adjustable electronic potential relay |
05/28/1996 | US5521483 Method of determining a residual flux of an inverter-supplied squirrel cage/induction machine |
05/23/1996 | WO1996015580A1 Starter/generator system and method utilizing a low voltage source |
05/22/1996 | EP0713286A2 Method of starting an electric machine |
05/22/1996 | EP0649577B1 Fault-tolerant reluctance motor |
05/14/1996 | US5517102 Fault-tolerant reluctance motor |
05/07/1996 | US5514943 Multi-speed motor control system |
05/07/1996 | US5514942 Circuit arrangement for powering control circuitry and driving an inductive load from a single DC source |
05/02/1996 | DE19539567A1 Reversing washing machine drum motor start=up operation control |
05/01/1996 | EP0519034B1 Circuit for influencing the start-up and/or braking behaviour of three-phase asynchronous motors |
04/30/1996 | US5512809 Apparatus and method for starting and controlling a motor |
04/10/1996 | CN2224482Y Electronic startor for electronic motor |
03/28/1996 | DE4433581A1 Multi-drive system for mining and tunnelling conveyors |
03/26/1996 | US5502362 Asynchronous machine with a short-circuit rotor |
03/19/1996 | CA2061207C Starting multi-speed motors at a low speed connection |
03/14/1996 | DE4431347A1 Wicklungsumschaltbarer elektromotorischer Antrieb für ein Fahrzeug Wicklungsumschaltbarer electric motor drive for a vehicle |
03/14/1996 | DE19532477A1 Verfahren zum Anlassen einer Asynchronmaschine Method for starting an asynchronous |
03/05/1996 | US5497064 Apparatus for starting a switched reluctance motor |
02/20/1996 | US5493201 Starter/generator system and method utilizing a low voltage source |
02/14/1996 | EP0696842A1 Inverter for pumps and a pump unit therewith |
02/14/1996 | EP0696255A1 Process for the electronic control of a people conveyor |
02/13/1996 | US5491398 Repulsion motor |
02/08/1996 | DE4427337A1 Single-phase sync motor e.g. domestic washing machine, dryer of dish washer |
01/31/1996 | EP0695020A2 Auxiliary starting switched reluctance motor |
01/31/1996 | CN2218973Y Combined switch for cutter |
01/30/1996 | US5488275 Control circuit for feedback, motor-operated valve |
01/18/1996 | DE4423816A1 AC motor drive supply circuit |
01/09/1996 | US5483139 Motor start, reverse and protection system without a starting capacitor |
01/03/1996 | EP0690556A1 Stop recognizing of inverter controlled motor without speed sensor by restarting |
01/02/1996 | US5481641 Motor control apparatus |
01/02/1996 | US5481171 Method and apparatus for symmetrical current starting of polyphase induction motors |
12/29/1995 | EP0733279A4 Repulsion motor |
12/28/1995 | WO1995035594A1 Method of stepwise voltage control for supplying an induction motor |
12/28/1995 | WO1995035532A1 Circuit arrangement for decreasing the energy consumption and for protecting of a variable loaded asynchronous motor |
12/28/1995 | CA2193730A1 Method of stepwise voltage control for supplying an induction motor |
12/27/1995 | CN2216305Y Electric appliance interlocker |
12/20/1995 | CN1113618A Process and device for supplying a polyphase electric motor during startup |
12/19/1995 | US5477115 Apparatus and method for controlling start-up of electrically-powered machines |
12/12/1995 | US5475292 Apparatus for restarting inverter for driving synchronous motor after momentary interruption |
11/29/1995 | CN2214049Y Soft starter for a. c. electric motor |
11/28/1995 | US5471123 Control circuit for feedback, motor-operated valve |
11/28/1995 | US5470142 Cabinet for a household appliance |
11/15/1995 | CN2212856Y Soft starting speed regulator for asynchronous motor |
11/08/1995 | EP0681308A2 Circuit arrangement for limiting the switching current of an electrical load |
11/08/1995 | CN2212283Y Automatic or hand-operated multifunction protectice voltage reducing starter |
11/07/1995 | US5463874 Inductively activated control and protection circuit for refrigeration systems |
11/02/1995 | EP0680137A1 Device for controlling rotary machine |
11/02/1995 | EP0680136A1 Soft start of the driving motors of a rotor spinning machine |
11/02/1995 | EP0680129A1 Controlling start-up of electrically-powered equipment such as a compressor |
10/26/1995 | WO1995028763A1 Method and device for lowering induced voltage of induction motor |
10/24/1995 | US5461296 Bumpless rotating start |
10/24/1995 | US5461290 for reducing friction in the opening of a closed valve |
10/18/1995 | EP0677918A1 Method and device for supplying power to a polyphase electric motor in the starting phase |
10/18/1995 | EP0677800A2 Electronic control system of washing water pressure |
10/05/1995 | DE4410959A1 Starting method for slip-ring induction motor for crane drive |
10/04/1995 | CN1109655A Slow action circuit of ac electric device |
09/27/1995 | CN2208757Y Current compensation and safety device for air conditioner |
09/19/1995 | US5451854 Procedure for reducing the starting current of a squirrel-cage motor, and a squirrel-cage motor unit designed for implementing the procedure |
09/19/1995 | US5451853 Starting device for a single phase induction motor |
09/19/1995 | US5451849 Motorized self-correcting automatic convertible top |
09/13/1995 | CN2207661Y Starter on the shaft of winding 3-phase induction motor |
09/07/1995 | DE4406794A1 Soft-starting induction motors |
09/06/1995 | CN2207027Y Low-voltage remote controllor |
09/05/1995 | US5448442 Motor controller with instantaneous trip protection |
09/05/1995 | US5448149 Indirect rotor position sensor for a sinusoidal synchronous reluctance machine |
08/30/1995 | CN2206517Y Automatic coupling decompression starting cabinet for double asynchronous electric motor |
08/29/1995 | US5446360 Method and apparatus for controlling single phase induction motor |
08/29/1995 | US5445017 Motor start examining device and method |
08/23/1995 | CN2206007Y Self-change impedance compensating starter |
08/16/1995 | CN1106736A Servo-gearshift, method and turning means used in die casting machine |
08/15/1995 | US5442272 Current limiting for DC electric motor start-up |
08/09/1995 | EP0666642A1 Apparatus and method for controlling a servomotor |
08/09/1995 | EP0666639A1 Single-phase synchronous machine starting method and device |
08/08/1995 | US5440219 Induction motor speed control having improved sensing of motor operative conditions |
08/03/1995 | DE4431197A1 Soft-starting process for three=phase current or AC machine |
08/01/1995 | US5437432 Hoist machine |
07/27/1995 | WO1995020265A1 One switch multi-phase modulator |
07/27/1995 | DE4445530A1 Electronic loom rapid start system |
07/27/1995 | DE4401955A1 Circuitry with series electrolytic capacitors with bias circuit for AC use |
07/26/1995 | EP0664601A1 Pulsed synchronous reluctance motor |
07/26/1995 | EP0663981A1 Revolving door lock. |
07/18/1995 | US5434491 Electronic device for starting a synchronous motor with permanent-magnet rotor |
07/18/1995 | CA2018055C Superconductive voltage stabilizer |
07/12/1995 | EP0662749A1 Torque multiplier method for a asynchronous dual wound motor |
07/05/1995 | EP0364589B1 Device for switching connection of a three-phase induction motor |
06/28/1995 | CN2202352Y Overcurrent protecting switch of drum motor |
06/27/1995 | US5428493 Motor starting relay device having PTC thermistors |
06/13/1995 | US5424625 Repulsion motor |
06/07/1995 | CN1103518A Controllable current starter for winding-type motor |
05/31/1995 | CN2199637Y Auto-voltage reducing starting controlling cabinet for multiple electric machines |
05/26/1995 | WO1995014326A1 Device for controlling rotary machine |
05/24/1995 | EP0654890A1 Device for driving a single phase synchronous motor, especially for driving a pump in a household appliance |
05/24/1995 | CN2198718Y Forward and backword fast controller single phase asynchronous motor |
05/23/1995 | US5418436 Motor starting method and apparatus |
05/17/1995 | EP0653116A1 A method of determining a residual flux of an inverter-supplied squirrel cage induction machine. |
05/16/1995 | US5416399 On-site electric motor start-up diagnostic tool |
05/16/1995 | US5416398 Method and device for operating a synchronous machine |