Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02P - Control or regulation of electric motors, generators, or dynamo-electric converters; Controlling transformers or reactors or choke coils › H02P 7 - Arrangements for regulating or controlling the speed or torque of electric dc-motors
Patents for H02P 7 - Arrangements for regulating or controlling the speed or torque of electric dc-motors (10,217)
09/2010
09/14/2010US7795829 Electric power tool and method for operating same
09/14/2010US7795827 Control system for controlling motors for heating, ventilation and air conditioning or pump
09/14/2010US7795825 Over-voltage and under-voltage management for electric drive system
09/10/2010WO2009147013A3 Method and device for controlling a motor
09/09/2010US20100225264 Battery cooling system for vehicle
09/08/2010CN201577056U Compact shelf power driving device controlled by PWM
09/08/2010CN201573892U Machine for freely and automatically releasing condom
09/08/2010CN101510746B Method for recognizing control object parameter based on DC motor speed control
09/07/2010US7791303 Electric motor controller with brush position detector
09/07/2010US7791302 Method for measuring a motor current
09/02/2010US20100220982 Motor control apparatus and image forming apparatus
09/02/2010US20100219784 Method and circuit for controlling motor speed
09/02/2010US20100218966 Battery Pack-Operated Hand-Guided Power Tool with Throttle Lever
09/01/2010EP2223668A1 Power toothbrush with adjustable operation
09/01/2010EP2223425A1 Circuit for controlling a number of motors
09/01/2010CN201571009U Hall control circuit of rack-rail electric window opener
09/01/2010CN201563384U Plant cover trimming machine
09/01/2010CN1595790B Torque limiting device for an electric motor and method
09/01/2010CN101821940A Motor driving circuit and semiconductor integrated circuit device using same
09/01/2010CN101820243A Motor drive circuit
08/2010
08/31/2010US7786689 Trapping prevention guard and method for controlling a motor-driven adjusting device
08/25/2010EP2220662A1 Electric motor drive provided with electric energy accumulation for switch-devices
08/25/2010CN201563095U Permanent-magnet motor speed regulating circuit and hoisting device
08/25/2010CN201563094U Blind motor and electric blind
08/25/2010CN201563083U Storage battery supplied direct current motor soft starter
08/25/2010CN101814885A Wire feed speed regulating system
08/25/2010CN101814884A Direct current electrical variable current dragging system
08/24/2010US7781996 Speed control device for electric motor
08/24/2010US7781993 Path module for a linear motor, modular linear motor system and method to control the same
08/19/2010WO2010092204A1 System and method for detecting earth faults in rectifier-fed dc systems
08/19/2010US20100211241 High performance and improved efficiency electric vehicle and methods of production
08/19/2010US20100207568 Rotary electric machine and method for controlling same
08/19/2010US20100207558 Electric power steering apparatus
08/18/2010CN201557075U Motor drive control device for model cars
08/18/2010CN101199109B Motor drive circuit, method, and cooling device using the same
08/17/2010US7778529 Method for supplying electrical power to a DC motor which can be commutated electronically via a semiconductor power output stage
08/17/2010US7777440 Motor driving circuit and method for controlling a motorized roller
08/17/2010US7777439 Method and device for determining a gradient-limited cumulative setpoint torque from a setpoint torque of a closed-loop speed control
08/17/2010CA2683339C Method and system for improving pump efficiency and productivity under power disturbance conditions
08/17/2010CA2683320C Method and system for improving pump efficiency and productivity under power disturbance conditions
08/17/2010CA2434531C Non-contact safety system
08/12/2010US20100201293 Rotary electric machine control system
08/12/2010DE102009008369A1 Verfahren und Vorrichtung zur Pulsweiten-modulierten Ansteuerung eines elektrischen Antriebsmotors einer Verstelleinrichtung Method and apparatus for pulse-width-modulated control of an electric drive motor of an adjusting
08/11/2010EP2215901A2 Fan arrangement in which the consumed electric power is influenced
08/11/2010CN201550068U DC motor speed adjusting system with linear photoelectric coupler and PID control
08/11/2010CN201541473U Mower
08/11/2010CN1992508B 编码器 Encoder
08/11/2010CN101802394A Rotor blade adjustment device for a wind turbine
08/11/2010CN101800458A Integrated double-power-control brushless motor
08/10/2010US7773466 Disk tray mechanism for reproducing apparatus
08/10/2010US7773352 Motor drive device with lock protection function
08/04/2010CN1969452B Automatic output power limiting electrical device
08/04/2010CN1619936B Motor driving apparatus
08/04/2010CN101795107A Method for detecting motor speed
08/04/2010CN101791969A Electric control car controller
08/04/2010CN101161499B A method for controlling mixing dynamic electrical machine working mode
08/03/2010US7768222 Automated control of rotational velocity of an air-moving device of an electronics rack responsive to an event
07/2010
07/29/2010WO2010083877A1 Electric motor and device for generating a signal for controlling the same
07/29/2010US20100188029 Braking system for the undercarriage of an aircraft
07/29/2010US20100187899 Pump control apparatus and brake control system
07/28/2010EP2211456A1 Method for controlling an electric load, electronic control device for carrying out the method and electric lamp or electric hand tool with such an electronic control device
07/28/2010CN101790639A System and method for control of pitch for wind turbines
07/28/2010CN101789742A Motor speed controller
07/28/2010CN101789741A Motor speed controller
07/28/2010CN101788599A Current acquisition system fault detection and processing method for mild hybrid electric vehicle
07/21/2010EP1919376B1 Powered surgical tool with control module that contains a sensor for remotely monitoring the tool power generating unit
07/21/2010CN201530330U Electromobile driving system
07/21/2010CN101783640A Motor speed closed loop control method
07/21/2010CN101783639A Slip ring follow-up system for turntable
07/21/2010CN101782748A Controller of DC-inverter mahjong machine
07/21/2010CN101452115B Time light splitting system drive device
07/20/2010US7761192 Complex signal processing system and related method for controlling multiple fans
07/20/2010US7760481 Electronic device for controlled failure
07/20/2010US7759890 Control device of electric power steering apparatus
07/20/2010US7759831 Switching device, generator-motor apparatus using switching device, drive system including generator-motor apparatus, and computer-readable recording medium on which a program for directing computer to perform control of generator-motor apparatus is recorded
07/15/2010WO2009065699A3 Method and device for determining the position of a mobile closing part of a vehicle
07/15/2010US20100175216 Wiper system and wiper control method
07/14/2010EP2206233A2 Bus disturbance regulator
07/14/2010CN201528307U Motor control circuit for automatic transmission
07/14/2010CN201527339U Wind machine characteristic simulation device based on DSP
07/14/2010CN101369793B Multi-machine synchronous operation DC speed control system
07/13/2010US7756402 Method and circuit for controlling rotation speed of computer fan
07/13/2010US7755313 Power inverter module thermal management
07/13/2010US7755307 Control apparatus for electric vehicles
07/13/2010US7753822 Transmission pump drive
07/08/2010WO2010075926A1 Device and method for operating a drive
07/08/2010US20100171457 Detection of the angular position of the rotor of a brush motor without using sensors
07/08/2010US20100170405 Press machine, control apparatus and control method of press machine
07/07/2010CN101772441A Pump control apparatus and brake control system
07/07/2010CN101771379A Control method of electric tool and electric tool executing same
07/01/2010WO2010074176A1 Power supply device
07/01/2010WO2010072782A1 System for controlling an actuator with a direct current motor and straight recesses
07/01/2010WO2008138454A3 Electric drive
07/01/2010US20100167556 Three degree of movement mover and method for controlling a three degree of movement mover
07/01/2010US20100164422 Variable magnetic flux electric rotary machine
07/01/2010US20100164413 Driving circuit for voice coil motor and method thereof
07/01/2010US20100162706 Drive for rotating structure
07/01/2010US20100162511 Wiper system and wiper control method
07/01/2010CA2748167A1 Control system for a straight slot direct current motor actuator
06/2010
06/30/2010CN201518413U Control circuit for servo motor of engineering mechanical and electronic monitoring system
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