Patents for H02P 1 - Arrangements for starting electric motors or dynamo-electric converters (9,872)
07/2008
07/08/2008US7397209 Actuator
07/08/2008US7397207 Electric supercharger for vehicle
07/03/2008WO2008042382A3 Method and apparatus for controlling a dispenser to conserve towel dispensed therefrom
07/02/2008EP1938446A1 Ac motor controller
07/02/2008CN101212193A Motor starter for mini-type refrigeration compressor
07/02/2008CN101212192A Liquid-state step-down reactive compensation soft starter for high-capacity motor
07/02/2008CN100399693C Centrifugal hammer anti-escape device of centrifugal switch for single-phase induction dynamo
07/02/2008CN100399661C Electrical packaged piece, and method for constructing dynamo starter
07/01/2008US7394629 Motor overload tripping system and method with multi-function circuit interrupter
07/01/2008US7394229 Switched reluctance generator
07/01/2008US7394205 Power supply system method of use
06/2008
06/26/2008US20080153662 Differential steering control for a continuously variable transmission machine
06/26/2008US20080150471 Motor Starting and Switching
06/26/2008US20080150470 Controller for synchronous machine
06/26/2008US20080150469 Feedforward controller for synchronous reluctance machines
06/26/2008US20080150463 Windshield wiper control apparatus
06/26/2008US20080150456 Apparatus and method for controlling operation of reciprocating compressor
06/25/2008EP1935228A1 Power assembly for portable equipment
06/25/2008EP1864375B1 High-phase order generator
06/25/2008CN201078836Y Intelligent control electricity economizer
06/25/2008CN101208856A Self calibrating fan
06/25/2008CN101207347A Driving circuit of self-magnetization electric machine
06/25/2008CN100397771C Starting speed regulator of liquid resistance in use for squirrel cage motor
06/24/2008US7391179 Mutual Inductance Contactless Starter
06/24/2008US7391176 Actuator for operating a rolling shutter
06/24/2008US7391173 Mechanically decoupled capstan drive
06/19/2008US20080145803 Apparatus and method of detecting igniter type
06/18/2008EP1932232A1 Power saving type compressor and refrigerator with the same and method for controlling the same
06/18/2008CN201075863Y Low-tension motor intelligent soft start compensating control apparatus
06/18/2008CN201075862Y Long life electric bottle opener
06/18/2008CN201075861Y Silicon controlled tandem connection structure of medium voltage motor soft starter
06/18/2008CN201075819Y Fan system and soft start circuit module thereof
06/18/2008CN201075799Y High-efficiency motor with large starting torque
06/18/2008CN201075798Y Electric machine rotor with electronic circuit
06/18/2008CN201075720Y Control circuit of controller for electric vehicle
06/18/2008CN101202523A Control device of synchronizer and control method of synchronizer
06/17/2008US7388346 Adjustment method of rotor position detection of synchronous motor
06/17/2008US7388339 Adjustment device and method for operation of a final control element
06/17/2008US7388338 Device for braking a magnetic levitation railway
06/12/2008WO2008048615A3 Hybrid electric device
06/12/2008US20080136357 Machine status interlock for reversing fan control
06/11/2008CN100394334C Numerical control device
06/10/2008US7385372 Auxiliary bus system
06/10/2008US7385363 Linear motor having progressive movement control
06/05/2008WO2008064956A1 Pulse-width-modulation driving of a manually operated electric machine tool
06/05/2008DE102005017906B4 Wärmebehandlung metallischer Werkstücke Heat treatment of metal workpieces
06/04/2008CN101194413A Sensorless field oriented controller for two-phase motor
06/04/2008CN101192747A No contact long life soft start energy-saving distribution box
06/04/2008CN101191293A Washing article processor motor control method
06/03/2008US7382104 Backpack style power-pack with flexible drive and quick connect power take-off for connection to a variety of powered tools
06/03/2008US7382103 Magnetic gearing of permanent magnet brushless motors
06/03/2008US7382102 Heating of batteries using reactive power
05/2008
05/29/2008DE102004057773B4 Betriebsschaltung für ein Arbeitsfahrzeug Operating circuit for a working vehicle
05/28/2008CN201066829Y 3-phase AC electromotor forward and reverse control module
05/28/2008CN201066828Y Electromotive intelligent power-saving starter
05/28/2008CN201066636Y Electromotive knife rest controller
05/28/2008CN100391098C Multiple functional integrated control system for electromotor
05/28/2008CN100391089C Capacitor start single phase induction motor with partial winding starting
05/27/2008US7378816 System and method for confirming a detection of low voltage and shorted SCRs
05/27/2008US7378814 Method for controlling a wound rotor synchronous motor
05/27/2008US7378809 Controller for controlling an electric machine
05/27/2008US7378808 Electric drive system having DC bus voltage control
05/22/2008US20080116839 Variable speed induction motor with wye-delta switching with reduced drive volt-amp requirement
05/22/2008US20080116831 Motor control apparatus
05/22/2008US20080116829 Efficient AC circuit for motor with like number of poles and magnets
05/22/2008US20080115642 Control device for driving regulating motor
05/21/2008EP1924132A1 Cooler
05/21/2008EP1922794A1 System and method for limiting ac inrush current
05/21/2008CN201063584Y Variable-frequency driven rotary drill gyration and boost traveling system
05/21/2008CN201063570Y Safety starting circuit of electric machine
05/21/2008CN201063569Y Intelligent variable-frequency speed regulation device for oil pump
05/21/2008CN201063568Y Soft starting main loop of high voltage motor
05/21/2008CN201063567Y Motor soft starter controller
05/21/2008CN201063566Y Starter of punch equipment
05/21/2008CN201063510Y DC motor equipped with starting/stopping brake controller
05/21/2008CN101185233A Method for controlling an electric motor fed by a constant voltage supply system
05/21/2008CN101183842A Motor starting circuit
05/21/2008CN101183819A Reversible motor
05/21/2008CN101181787A Electrically powered tool with unheat grip portion
05/20/2008US7375488 Brushless repulsion motor speed control system
05/20/2008US7375484 System and method for unattended control of an access barrier
05/20/2008US7375481 Method of controlling motor thermal protection for an electric power steering system of a motor vehicle
05/20/2008US7375479 Apparatus for processing an object with high position accurancy
05/15/2008US20080111507 Digital system for motor bus transfer
05/14/2008CN201060770Y Power tool switch and power tool using the switch
05/14/2008CN101179250A Control method of non-sensor permenant-magnetic synchronous motor
05/14/2008CN101179245A Starter of AC motor
05/13/2008US7372232 Apparatus for drive control, power conversion, and start-up control in a PMBDCM or two-phase SRM drive system
05/13/2008US7372225 Barrier operator with flexible drive member
05/13/2008US7372224 System and method for determining barrier motor parameters without using sensors
05/08/2008WO2008033033A3 Method and system for start and operation of an electrically driven load
05/08/2008US20080106231 Chattering Preventing Circuit, Waveform Shaping Circuit Including Chattering Preventing Circuit, and Three-Phase Motor Drive Control Circuit Including Waveform Shaping Circuit
05/08/2008US20080105002 Washing machine and method of controlling the same
05/08/2008DE102006053524A1 Motor starting circuit for e.g. printed circuit board, has protective switch normally closed and opened during occurrence of error, and control device staying in connection with protective switch over lines and auxiliary winding
05/07/2008EP1919074A2 Electronic start control device for a synchronous motor
05/07/2008EP1820258B1 Method for feeding an operating motor of a rolling shutter and a device for a driven rolling shutter
05/07/2008CN101174809A Intelligent dc motor controller of step-climbing machine
05/07/2008CN101174804A Electric start controlling equipment for synchronous motor
05/06/2008US7368886 Method of testing motor torque integrity in a hybrid electric vehicle
05/06/2008US7367624 Powered remote release actuator for a seat assembly
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