| Patents for H02P 7 - Arrangements for regulating or controlling the speed or torque of electric dc-motors (10,217) |
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| 01/18/2012 | CN101263649B Apparatus and process for controlling and adjusting the operation of electric motor actuated devices |
| 01/17/2012 | US8098036 Electric power tool |
| 01/17/2012 | US8098035 Motor control unit |
| 01/17/2012 | US8098030 Drive unit for a door or gate, particularly for a garage door, and method for operating such drive unit |
| 01/12/2012 | WO2011119653A3 Modular drive brushless dc motor |
| 01/12/2012 | US20120009863 Fan |
| 01/12/2012 | US20120007534 Rotation speed control device for a heat-dissipating fan |
| 01/12/2012 | US20120007526 Rotation Speed Control Circuit, Rotation Speed Control Method and Fan System |
| 01/11/2012 | CN202111652U Direct current motor speed regulator based on PWM wave control |
| 01/11/2012 | CN202111651U Direct-current drive digital controller of high-power IGBT (insulated gate bipolar translator) rectification circuit |
| 01/11/2012 | CN202111650U Multifunctional speed-regulating and dimming PWM (Pulse-Width Modulation) controller |
| 01/11/2012 | CN202111444U High-altitude static and dynamic balance knocker |
| 01/11/2012 | CN202108715U Linear speed regulation controller of air blower |
| 01/11/2012 | CN1988363B Motor control system and its switch device |
| 01/11/2012 | CN101860311B Drive device of series DC machine for pitch control system |
| 01/11/2012 | CN101841292B Direct-current motor driver of wind generating variable-propeller control system |
| 01/11/2012 | CN101753083B Fan and motor control device |
| 01/11/2012 | CN101669278B Brushless motor apparatus |
| 01/11/2012 | CN101614106B Device and method for controlling DC motor to lower roller shutter door at constant speed |
| 01/11/2012 | CN101603544B Linear compensation method of rotating speed of fan |
| 01/11/2012 | CN101168352B Multiple motor wheel edge separated driving electric vehicle propulsion control system and method |
| 01/11/2012 | CN101136604B Method and device for multi-frequency actuation of a DC motor |
| 01/10/2012 | US8093848 Motor driving apparatus and motor driving method |
| 01/10/2012 | CA2469550C Selective potting for controlled failure and electronic devices employing the same |
| 01/05/2012 | US20120001581 Control apparatus and control method for ac electric motor |
| 01/05/2012 | US20120001578 Inverter for electric vehicle |
| 01/05/2012 | DE102004037122B4 Vorrichtung und Verfahren zur Steuerung des Betriebs eines Kompressors Apparatus and method for controlling the operation of a compressor |
| 01/04/2012 | CN202103618U Rotation speed control device of tea extraction and blending machine |
| 01/04/2012 | CN202103362U Intelligent cable tunnel patrol robot |
| 01/04/2012 | CN202100242U Improved rolling screw driving straight line oil pumping machine |
| 01/04/2012 | CN102307035A Novel management and control system of mining lithium iron phosphate direct current series excitation chopping speed regulation electric locomotive |
| 01/03/2012 | US8089235 Electric driver unit |
| 01/03/2012 | US8089234 Motor control device, motored vehicle equipped therewith, and method of controlling a motor |
| 01/03/2012 | US8089230 Method for limiting the excess force of a closing part which is actuated by an external force |
| 01/03/2012 | CA2458800C Reversible dc motor drive including a dc/dc converter and four quadrant dc/dc controller |
| 12/29/2011 | DE102011076162A1 Power converter circuit for producing twelve-pulse armature current of direct current machine in e.g. roll milling process, has bridge circuits activated with control to supply variable signal by adding regulator and control output signals |
| 12/28/2011 | CN202094583U Ground remote control ice breaking vehicle |
| 12/28/2011 | CN101813093B 具有改良式转速控制模块的风扇及其组成的风 扇组 With improved speed control module type fan and fan group consisting of |
| 12/27/2011 | USRE43041 Control module for flywheel operated hand tool |
| 12/27/2011 | US8084977 Motor control device and compressor |
| 12/27/2011 | US8084976 Motor control device and compressor |
| 12/22/2011 | DE10242334B4 Verfahren und Einrichtung zur Drehzahlmessung eines getaktet angesteuerten elektrischen Motors Method and device for measuring the speed of a clocked driven electric motor |
| 12/22/2011 | DE102010030153A1 Motorsteuerung Motor control |
| 12/21/2011 | EP2398144A2 Motor control |
| 12/21/2011 | CN202085121U 一种基于NiosII的直流电动机预测控制调速系统 Predicted a DC motor speed control system based on control NiosII |
| 12/21/2011 | CN102290771A 输电线三相同步除冰装置 Three-phase synchronous transmission line de-icer |
| 12/21/2011 | CN102290770A 分相带电除冰装置 Phase charged deicers |
| 12/21/2011 | CN101174808B 一种控制电路及包含该控制电路之驱动装置 A control circuit and the drive that contains the control circuits |
| 12/20/2011 | US8080951 Drive apparatus and method for its operation |
| 12/20/2011 | US8080950 Induction motor torque control in a pumping system |
| 12/15/2011 | WO2011031267A4 Fuel efficient crane system |
| 12/15/2011 | US20110304285 Motor drive circuit |
| 12/14/2011 | CN1878632B 电动工具和用于控制电动工具的方法 The method of controlling the power tools and power tools for |
| 12/13/2011 | US8076898 Method of brushless DC motor control and its application |
| 12/13/2011 | US8076885 Integrated overload and low voltage interrupt module |
| 12/13/2011 | US8076884 Control apparatus for electric vehicles |
| 12/08/2011 | US20110297475 Motor control device and electric power steering device |
| 12/07/2011 | EP2392869A2 Air conditioner |
| 12/07/2011 | EP1295386B1 Drive circuit for a brushless dc motor |
| 12/07/2011 | CN202067665U 绕线机控制器及其绕线机 Winder controller and its Winder |
| 12/07/2011 | CN102270960A 一种基于单片机的直流有刷电机控制器 A microcontroller based DC brush motor controller |
| 12/06/2011 | US8072187 Battery-charging device for a stand-alone generator system having a MPPT function and method thereof |
| 12/01/2011 | DE10311070B4 Motorwerkzeug mit einer Batterie Power tool with a battery |
| 12/01/2011 | DE10101128B4 Vorrichtung zur Verhinderung einer unzulässigen Drehrichtung eines elektrischen Antriebs A device for preventing an improper direction of rotation of an electric drive |
| 11/30/2011 | EP2269299B1 Electrical motor control method with load torque adaptation |
| 11/30/2011 | CN202059364U 矿用直流架线电机车斩波调速装置 Mine DC overhead line electric locomotive chopper speeder |
| 11/30/2011 | CN202059363U 一种调速与电压匹配集成型的电机驱动装置 One kind of speed and voltage matching integrated motor drive unit |
| 11/30/2011 | CN202059362U Power supply tool possessing non-linear trigger speed profile |
| 11/30/2011 | CN102265501A 供电装置 Power supply unit |
| 11/30/2011 | CN101267178B 一种直流变频压缩机的启动方法 Start for DC inverter compressor |
| 11/29/2011 | US8067913 Power tool |
| 11/29/2011 | US8067909 Method and apparatus for electromagnetically braking a motor |
| 11/24/2011 | WO2011143863A1 Stepping speed-regulating control device for dc motor |
| 11/24/2011 | WO2011026772A3 Device for controlling an electric motor with a pulsed control signal |
| 11/24/2011 | US20110286723 DC motor assembly with step adjusting control arrangement |
| 11/24/2011 | US20110285328 Electric Motor Assist Bicyle |
| 11/24/2011 | DE102010021080A1 Verfahren zum Einfahren eines durch einen Elektromotor innerhalb einer vorbestimmten Bewegungsstrecke zwischen zwei jeweils als Endanschlag ausgebildeten Blockpositionen angetriebenen Elements in eine Blockposition A method for retracting a driven by an electric motor within a predetermined distance of movement between two block positions each designed as an end stop element into a block position |
| 11/24/2011 | DE102008026091B4 Verfahren und Vorrichtung zur Erzeugung eines drehzahlproportionalen Rechtecksignals eines Gleichstrommotors Method and apparatus for generating a speed-proportional square wave signal of a DC motor |
| 11/23/2011 | CN202050334U Novel direct current motor |
| 11/23/2011 | CN102255593A Direct current driving numerical control device for high-power IGBT (Insulated Gate Bipolar Translator) rectification circuit |
| 11/23/2011 | CN102255592A Accurate positioning method for rotating position of direct-current motor and relevant positioning device |
| 11/23/2011 | CN101471619B Drive circuit and drive method for motor |
| 11/23/2011 | CN101143568B Displacement control system for a vehicle axle |
| 11/22/2011 | US8063596 Apparatus for carrying out improved control of rotary machine |
| 11/22/2011 | US8063591 Motor driving device and method for making judgment on state of motor driving device |
| 11/22/2011 | US8063590 Method and apparatus for detecting blocking of a direct current motor |
| 11/17/2011 | WO2011141607A1 Electric driver circuit for supplying power to a power consuming device |
| 11/17/2011 | US20110279975 Motor driving circuit |
| 11/17/2011 | US20110279076 Electric motor, and device for generating a signal for controlling the same |
| 11/17/2011 | US20110279074 Electric motor stator winding temperature estimation systems and methods |
| 11/16/2011 | CN202043068U Impulse rotational-speed measuring device for DC brush motor |
| 11/16/2011 | CN102246113A Device and method for operating a drive |
| 11/16/2011 | CN102244491A DC (direct current) motor control circuit and method of mobile phone |
| 11/16/2011 | CN101783639B Slip ring follow-up system for turntable |
| 11/16/2011 | CN101594108B Resistance torsion control and battery discharge protection circuit of electric motor |
| 11/16/2011 | CN101227162B Method and apparatus for driving under random connection and automatically distinguishing phase of brushless DC motor |
| 11/15/2011 | US8058831 Control device and control method |
| 11/15/2011 | US8058829 Machine control system and method |
| 11/15/2011 | CA2491215C 12-alternation converter with a filter inductor incorporated into the rectifier |
| 11/10/2011 | WO2011036151A3 Motor system and an operating method for such a motor system |