Patents for H02P 1 - Arrangements for starting electric motors or dynamo-electric converters (9,872) |
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07/11/2000 | US6087800 Integrated soft starter for electric motor |
07/06/2000 | WO2000039917A2 Prime mover for operating an electric motor |
07/06/2000 | CA2614905A1 Terminal configuration |
07/06/2000 | CA2358033A1 Prime mover for operating an electric motor |
07/05/2000 | EP1017158A2 A device for controlling the starting phase of an electric motor |
07/04/2000 | CA2193051C Driving means formed by induction motor and method for starting the same |
06/28/2000 | EP1014556A1 Control of switched reluctance machines |
06/28/2000 | CN2385471Y Controllable electricity-saving device for electric motor |
06/28/2000 | CN1258129A Control of switching reluctance electric machine |
06/27/2000 | US6081092 Driver circuit for a synchronous, alternating current electric motor |
06/22/2000 | WO2000036731A1 Electric drive unit for units of a motor vehicle |
06/20/2000 | CA2147949C Controlling start-up of electrically-powered equipment such as a compressor |
06/14/2000 | CN2383271Y Program control intelligent power saving device |
06/06/2000 | CA2045115C Rotary phase converter having circuitry for switching windings to provide reduced starting current with rapid dependable starting |
05/30/2000 | US6069462 Remote control antenna rotor system |
05/25/2000 | DE19950144A1 Motor drive controller for choke flap drive motor for internal combustion engine controls motor current to first level during motor starting period and to second, lower level thereafter |
05/25/2000 | DE19946414A1 Betätigungseinrichtung für bewegbare Schranken Actuating device for movable barriers |
05/25/2000 | DE19945898A1 Elektrisch angetriebene Schliesseinrichtung für Gebäude Electrically driven locking device for building |
05/24/2000 | CN1254050A Electric opening and closing device for building |
05/23/2000 | US6066931 Motor controller unit having thermal startup protection |
05/16/2000 | US6064173 Application-specific electronic motor starter |
05/16/2000 | US6064163 Apparatus and method for controlling a DC brush-less motor based on the duty ratio or pulse width of a detected pulse |
05/09/2000 | US6060860 Control apparatus for variably controlling speed induction motor |
05/09/2000 | CA2212972C Control circuit for two speed motors |
05/03/2000 | EP0618779B1 Dishwasher |
05/03/2000 | CN2376398Y Electric vehicle controller |
05/02/2000 | CA2035222C Spikeless motor starting circuit |
04/26/2000 | EP0996220A1 Method and device for arranging channels in floors |
04/25/2000 | US6054785 Compact miniature motor |
04/18/2000 | US6050233 Controller for a vehicle starter motor |
04/13/2000 | DE19908007A1 Start-up circuit for step-wise starting of electrically controlled device e.g. DC motor, compares feedback signal from device with reference signal to produce control signal to control device for stepped start |
04/13/2000 | DE19844844A1 Centrifugal pump unit, especially for use as heating circulation pump, has asynchronous AC motor with capacitor and both negative and positive temperature coefficient conductor arrangement |
04/11/2000 | US6049188 Single-phase motor starters |
04/11/2000 | US6049187 Speed control for brushless repulsion motor |
04/06/2000 | WO2000019594A1 Method and device for controlling an electric motor |
04/06/2000 | WO2000019593A1 Synchronous motor |
04/05/2000 | CN2372828Y Shared capacitor for two single-phase motor in same mechanism |
04/05/2000 | CN1249564A 起动稳定器 Starting stabilizer |
03/30/2000 | WO2000017987A2 Improved dc electric starter-generator |
03/30/2000 | DE19858232C1 Electric drive unit for motor vehicle window lifter or windscreen wiper, has power switch combined with control unit in integrated circuit arranged on lead frame |
03/22/2000 | CN1050716C Local regulation type electrical equipment and electrical machinery |
03/21/2000 | US6040679 Variable capacity compressor having two-step motor strength adjustability |
03/16/2000 | WO2000014844A1 Drive device and method for moving a vehicle part |
03/16/2000 | DE19840162A1 Antriebsvorrichtung und Verfahren zum Verstellen eines Fahrzeugteils Drive device and method for adjusting a vehicle part |
03/15/2000 | CN2369408Y Electromagnetic starting switch for single phase motor |
03/15/2000 | CN1247410A Centralized control system for electric motors |
03/15/2000 | CN1247409A Start controlling equipment and method for three-phase a. c. motor |
03/15/2000 | CN1050471C Switching appts. for driving large capacity motor |
03/14/2000 | US6037729 Apparatus and method for braking electric motors |
03/14/2000 | CA2133360C Inductively activated control and protection circuit for refrigeration systems |
03/08/2000 | EP0800718B1 Apparatus and method for starting a synchronous machine |
03/08/2000 | CN2368219Y Brushless variable-resistance starter of ac. asynchronous motor |
03/07/2000 | US6034503 Method and apparatus for starting motors |
03/01/2000 | CN2367015Y Capacitor compensation type arrangement for starting electric motor |
02/29/2000 | US6031349 Cross-connect method and apparatus |
02/29/2000 | US6031348 Automatic automotive power window system and method of controlling an automatic automotive power window system |
02/22/2000 | US6028404 Motor drive circuit system utilizing multiple DC power driving devices switchable between parallel, and series/parallel combinations |
02/17/2000 | WO2000008746A1 Method for the starting and steady-state supply of a permanent-magnet synchronous motor particularly for driving a hydraulic pump |
02/17/2000 | CA2305457A1 Method for the starting and steady-state supply of a permanent-magnet synchronous motor particularly for driving a hydraulic pump |
02/15/2000 | US6025693 Motor starter |
02/09/2000 | CN1049308C Energy-saving no surge start speed regulating motor |
02/09/2000 | CN1049307C Numerical controlling started rare-earth permanent magnetic motor |
02/09/2000 | CN1049306C Starting device for large motor |
02/02/2000 | CN2362234Y Enternal controlling single-phase motor |
02/02/2000 | CN2362231Y Electric machine with new starter |
02/01/2000 | US6020725 Self-excited asynchronous alternating current generator with paramutual inductive coupling |
01/27/2000 | DE4431347C2 Wicklungsumschaltbarer elektromotorischer Antrieb für ein Fahrzeug Wicklungsumschaltbarer electric motor drive for a vehicle |
01/26/2000 | CN2361029Y Compensating delayed starting and controlling device for motor |
01/19/2000 | EP0973251A2 Start-up circuit with start-up transformer for three phase squirrel cage motor |
01/19/2000 | CN2359832Y Computer start cabinet |
01/13/2000 | DE19831121A1 Mehrstufige Anlaufschaltung mit Anlauftransformator für einen Drehstrom-Kurzschlußläufermotor Multi-stage start-up circuit with start-up transformer for a three-phase squirrel-cage induction motor |
01/11/2000 | US6014004 Refrigerating apparatus, and refrigerator control and brushless motor starter used in same |
01/11/2000 | CA2067022C Synchronous motor with two permanent magnet rotor portions |
01/11/2000 | CA2028476C Controller for starting and stopping electric motors |
01/05/2000 | EP0969589A2 Cleaning apparatus and method with soft-starting |
01/05/2000 | DE19857411A1 Circuit arrangement for controlling startup current of load |
12/22/1999 | CN1239349A Variable speed control switch for direct current electric power tools |
12/22/1999 | CN1047699C Multi-machine shared auto-transformer voltage drop starting complex control method |
12/21/1999 | US6005321 Variable reluctance motor systems |
11/24/1999 | EP0959554A1 Motor drive circuit |
11/24/1999 | CN2350924Y Motor starting operation cabinet |
11/24/1999 | CN2350923Y Automatic phase sequence controller |
11/23/1999 | US5990653 Method for controlling the speed of a single-phase asynchronous induction motor |
11/18/1999 | DE19917831A1 Steuervorrichtung für einen Türschließer A control device for a door closer |
11/17/1999 | EP0957497A2 Variable speed control switch for direct current electric power tools |
11/17/1999 | EP0956520A1 Tracking detection of electric control motors with incremental position detection |
11/10/1999 | EP0954901A1 Electronic starting and operating control system for a single-phase synchronous motor with a permanent magnetic rotor, also in case of failure |
11/10/1999 | EP0923802A4 Permanent magnet direct current (pmdc) machine with integral reconfigurable winding control |
11/03/1999 | CN2347310Y Wire wound three-phase induction motor liquid resistance starter |
11/03/1999 | CN2347309Y Electrical control device of motor point action |
10/26/1999 | US5973473 Motor control circuit |
10/26/1999 | US5973472 Single-phase asynchronous motor with two windings |
10/26/1999 | US5970733 Refrigerating apparatus and refrigerator control and brushless motor starter used in same |
10/21/1999 | WO1999053604A1 A starting system for an electric motor |
10/20/1999 | EP0950280A1 Adjustable speed control for children's ride-on vehicle |
10/19/1999 | US5969497 Electric motor starting circuit |
10/19/1999 | US5969496 Method of controlling operation of synchronous motor and motor control apparatus for the same |
10/13/1999 | EP0718962B1 Method and device for lowering induced voltage of induction motor |
10/13/1999 | CN2343713Y Soft starter for ac asynchronous electric machine |
10/13/1999 | CN2343712Y Add-and-subtract difference type safety compensator switch |