Patents for H02P 7 - Arrangements for regulating or controlling the speed or torque of electric dc-motors (10,217) |
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04/24/2013 | CN202906814U Motor system with step-down circuit |
04/24/2013 | CN103068339A Resonant motor unit and electric device with resonant motor unit |
04/24/2013 | CN103068338A Method for operating an electric appliance and electric appliance |
04/24/2013 | CN103066902A Method for realizing passive control law of direct-current motor based on load observation |
04/24/2013 | CN102252126B Method for identifying parameters of servo object in electro-hydraulic angular displacement servo system |
04/24/2013 | CN102160276B Normally-off protection element and control unit provided with same |
04/24/2013 | CN101868090B Circuit for dimming or speed regulation control and control method |
04/23/2013 | US8427092 High voltage DC electric power generating system with permanent magnet generator protection |
04/23/2013 | US8425436 Motion assistive device and maintenance management system for motion assistive device |
04/18/2013 | US20130094979 Multi-Mode Motor For Switching Among Motor Power Supplies |
04/18/2013 | US20130093368 Electric devices |
04/18/2013 | US20130093366 Control device and control method for power converter |
04/18/2013 | US20130093364 Wiper motor control |
04/18/2013 | DE102010020184B4 Servomotor-Steuergerät zum Steuern einer periodischen Hin- und Herbewegung A servomotor control apparatus for controlling a periodic reciprocating movement |
04/17/2013 | CN103051263A Direct-current motor rotation speed control circuit based on bridge type servo control |
04/17/2013 | CN103051262A Brushless direct current motor electronic speed governor based on STM32 |
04/17/2013 | CN103051261A Motor driving device and driving method |
04/16/2013 | US8421391 Electric motor stator winding temperature estimation systems and methods |
04/11/2013 | US20130090761 Motor control device, robot hand, robot, and motor control method |
04/10/2013 | CN202872713U Direct-current motor speed regulation system with wireless remote control function |
04/10/2013 | CN202872712U An electronic speed stabilizer of a DC motor |
04/10/2013 | CN202871791U Encapsulating device of compact single-phase integration driving circuit, and single-phase integration driving circuit |
04/10/2013 | CN103036493A Toy lock direct current motor driving integrated circuit with temperature protection |
04/10/2013 | CN102082537B Control method and system of motor for electric automobile |
04/10/2013 | CN101060878B Using motor speed in a PAP device to estimate flow |
04/09/2013 | US8415905 Battery power system |
04/09/2013 | US8415839 Apparatus and methods for mitigating electromagnetic emissions |
04/04/2013 | WO2013045992A1 Device and method for adjusting ventilation on board vehicles |
04/03/2013 | CN103023406A 控制电路 The control circuit |
04/03/2013 | CN101447758B Method for controlling an electric motor by using the PWM technique |
04/02/2013 | US8410742 Operating a synchronous motor having a permanent magnet rotor |
03/28/2013 | WO2013041097A1 An electronic circuit |
03/28/2013 | US20130076286 Reducing tonal excitations in a computer system |
03/28/2013 | US20130076278 Method and apparatus for increasing the run time of an electric cart |
03/28/2013 | US20130076277 System and method for current estimation for operation of electric motors |
03/28/2013 | US20130076276 Spring-loaded drive with active feedback in dc circuit |
03/28/2013 | DE102012108951A1 Motorsteuerschaltung und mit derselben ausgerüstete Servo-Einrichtung Motor control circuit and equipped with the same servo device |
03/27/2013 | EP2572448A2 Method for moving an element, which is driven by an electric motor inside a predetermined movement section between two block positions each formed as a limit stop, into a block position |
03/27/2013 | CN202841040U Control circuit for reducing power consumption when direct current motor is blocked |
03/27/2013 | CN202841039U Circuit structure capable of improving heat-sinking capability of metal oxide semiconductor (MOS) transistor |
03/27/2013 | CN202841038U 智能直流马达控制电路 Intelligent DC motor control circuit |
03/27/2013 | CN103001562A Temperature-protection built-in integrated direct-current motor driving circuit for toy |
03/27/2013 | CN102999012A Motor control device and image forming apparatus |
03/27/2013 | CN101997469B Motor driving system |
03/26/2013 | US8405335 Rotary electric machine control system |
03/26/2013 | US8403807 Control device for vehicular power transmitting apparatus |
03/21/2013 | US20130073110 Diagnostic and managing distributed processor system |
03/21/2013 | US20130069580 Pwm signal output circuit |
03/21/2013 | US20130069579 Motor winding overheat prevention apparatus and motor control apparatus |
03/21/2013 | US20130069577 Speed control apparatus for the switched reluctance motor |
03/21/2013 | US20130069565 Circuit For A Small Electric Appliance With An Accumulator And Method For Measuring A Charging Current |
03/21/2013 | DE102011113975A1 Control circuit for controlling power supply of electromotor, has filter unit comprising inductor and capacitor that filter frequencies in medium- and long-wave range, where filter unit is arranged in output region of control circuit |
03/20/2013 | CN202818207U Motor driving device and fan device having rotating speed limiting function |
03/20/2013 | CN202818206U Brush direct current motor control driver |
03/20/2013 | CN202818205U Series-excited brush direct-current motor controller |
03/20/2013 | CN202818204U Control system for a brushless DC motor of a motor vehicle |
03/20/2013 | CN202818203U A fretsaw speed regulating control circuit |
03/20/2013 | CN202818202U Military straight line position type electric steering engine control driver |
03/20/2013 | CN202818201U Motor speed adjusting device of microcomputer |
03/20/2013 | CN202805233U Intelligent power control circuit of automatic revolving-speed-adjustable charging type electric hair cutter |
03/20/2013 | CN102983800A Control method for torque output of electric bicycle |
03/20/2013 | CN102983799A Electromotor rotating speed control system |
03/19/2013 | US8400089 Control electronics for brushless motors |
03/14/2013 | WO2013034253A1 Drive assembly for the motorized adjustment of an adjusting element of a motor vehicle |
03/14/2013 | DE102011114036A1 Method for controlling adjustment device of motor car, involves determining switching-off time point of motor depending on parameter values of environment parameters e.g. ambient temperature of motor car, and system parameters |
03/13/2013 | CN202798554U DC motor PWM controller |
03/13/2013 | CN101536301B Method for determining the rotary position of the rotor of a mechanically commutated DC servo motor |
03/12/2013 | US8395334 Refrigerator |
03/07/2013 | US20130057190 Device and method for regulating an increase in the output torque over time of an electric drive motor |
03/07/2013 | US20130057187 Method and device for detecting blocking or sluggishness of a dc motor |
03/07/2013 | US20130057182 Self-contained motorization system |
03/07/2013 | DE19615581B4 Verfahren zum Schutz von mechanischen und durch einen Elektromotor angetriebenen Komponentenin Fahrzeugen vor Beschädigung A method for protection of mechanical and driven by an electric motor vehicles from damage Komponentenin |
03/07/2013 | DE10300700B4 Bewegungssteuerungssystem, das sowohl einen Schrittmotor als auch einen Gleichstrommotor umfaßt A movement control system which comprises both a step motor and a DC motor |
03/07/2013 | DE102011112143A1 Elektrowerkzeug mit optischer Informationseinrichtung Power tool with visual information device |
03/06/2013 | EP2566047A2 Motor drive device and pump comprising the same |
03/06/2013 | EP2566041A2 Motor control device, pump device, and liquid circulation device |
03/06/2013 | CN202772827U AC fan control circuit |
03/06/2013 | CN102957369A Brushless DC (Direct Current) motor speed regulation device on basis of DSP (Digital Signal Processor) |
03/06/2013 | CN101867339B Motor control method of electronic mechanical braking system |
03/05/2013 | US8390229 Washing machine with improved method of braking to a non-zero speed |
03/05/2013 | US8390228 Methods and systems for induction machine control |
03/05/2013 | US8390227 Electric power control system and efficiency optimization process for a polyphase synchronous machine |
03/05/2013 | US8390226 Voltage mode using pseudo current limit |
02/28/2013 | US20130049643 Electric power tool |
02/28/2013 | DE102011111966A1 Method for controlling wear-resistant circuit for direct current (DC) motor used in automotive industry, involves stopping motor operation by switching on auxiliary relay, while maintaining switching state of main relay |
02/27/2013 | EP2561609A1 Method for controlling position and/or speed |
02/27/2013 | EP2561608A2 Processing a motor variable of a dc motor |
02/27/2013 | CN1950993B Commutator motor having a number of field winding groups |
02/27/2013 | CN102946223A Auxiliary control method and device of temperature of vehicular brushless direct current motor |
02/26/2013 | US8384328 Control methodology for an AC starter-generator system |
02/21/2013 | WO2013025552A1 Bi-stable, sub-commutated, direct-drive, sinusoidal motor controller for precision position control |
02/20/2013 | EP2559893A1 Rotor blade adjustment device for a wind turbine |
02/19/2013 | US8378607 Method and arrangement for operating a ship ramp |
02/19/2013 | US8378601 Control apparatus for permanent magnet synchronous motor |
02/14/2013 | US20130038265 Motor controller |
02/14/2013 | US20130038257 Motor drive device, brushless motor, and motor drive method |
02/14/2013 | US20130038251 Motor control device |
02/14/2013 | US20130038249 Drive System and Machine |
02/14/2013 | DE102012107276A1 Motorsteuerungsvorrichtung The engine control apparatus |
02/14/2013 | DE102012107275A1 Motorsteuerungsvorrichtung The engine control apparatus |