Patents for H02P 7 - Arrangements for regulating or controlling the speed or torque of electric dc-motors (10,217)
11/2014
11/25/2014US8897964 Motor control device
11/25/2014US8896253 Control circuit for fan
11/20/2014US20140340785 A/d converter, motor drive device, magnetic disk storage device, and electronic appliance
11/20/2014US20140340004 Combination charger and motive power device
11/18/2014US8890452 Control device for electrically driven door
11/11/2014US8885315 Multi-actuator motion control system
11/11/2014US8884557 Disconnection from mains using switches for power tools
11/04/2014US8876769 Medical infusion system with pulse width modulation and safety circuit
10/2014
10/28/2014US8872458 Motor control device
10/28/2014US8872378 Method for operating a control circuit, particularly for use in a motor vehicle
10/23/2014US20140312822 Motor drive device having function of detecting abnormality of dc link unit
10/21/2014US8866428 Method and apparatus for thermally monitoring a permanent magnet electric motor
10/21/2014US8866418 Dual pinion drive system
10/14/2014US8860351 Fan speed control circuit
10/14/2014US8860350 Motor driving apparatus with rotational speed limitation function and fan apparatus with rotational speed limitation function
10/14/2014US8860348 Method and apparatus for controlling a high-voltage battery connection for hybrid powertrain system
10/07/2014US8855826 Controller for reducing vibrations in mechanical systems
10/07/2014US8853982 Motor control device
10/07/2014US8853978 Electric motor drive system capture and control apparatus for energy savings
10/02/2014WO2014159092A2 Sine modified trapezoidal drive for brushless dc motors
10/02/2014US20140292247 System and Method for Serial Communication by an Electronic Circuit
09/2014
09/30/2014US8847537 Motor driving device for adjusting motor speed and setting the lowest rotating speed and the driving method thereof
09/25/2014WO2014152983A1 Methods and apparatus to control an architectural opening covering assembly
09/25/2014US20140283329 Method for adjusting the power of a vacuum cleaner fan, control system for implementing the method, and vacuum cleaner having such a control system
09/25/2014DE102013204887A1 Verfahren und Schaltungsanordnung zum Betreiben einer elektrischen Maschine, elektrische Maschine, Computerprogramm-Produkt Method and circuit arrangement for operating an electric machine, electric machine, computer program product
09/18/2014WO2014139201A1 Automatic torque correction method of ecm motor used for replacing psc motor
09/18/2014US20140265982 Control apparatus, control method, and computer readable medium
09/18/2014US20140265967 Sine Modified Trapezoidal Drive for Brushless DC Motors
09/18/2014US20140265964 Three Phase Brushless DC Motor Sensor-Less Control Using Sinusoidal Drive Method and Apparatus
09/18/2014US20140265957 Method for correcting torque for substituting permanent-split capacitormotor by electronically-commutated motor
09/18/2014US20140265953 Generation of a current reference to control a brushless motor
09/18/2014DE102014003858A1 Steuer- bzw. Regelgerät, Steuer- bzw. Regelverfahren und computerlesbares Medium Control or regulating device, control method, and computer readable medium
09/18/2014DE102006029723B4 Lüftersteuerung und Verfahren zur Einstellung der Drehzahl eines Lüfters Fan control and method for adjusting the speed of the fan
09/17/2014EP2779418A2 Electric power tool
09/09/2014US8830116 Radar wave sensing apparatus and method
09/09/2014US8829842 Control circuit for an electric fan for motor vehicles
09/09/2014US8829839 System and method for temperature estimation in an integrated motor drive
09/09/2014US8829837 Driving apparatus for an electromagnetic load and related method
09/02/2014US8823312 Electric motor assembly, method for operating an electric motor, and motor control device
09/02/2014US8823306 Motor control device that decreases power consumed by control power source when power fails
09/02/2014US8823305 Electric power steering system
08/2014
08/28/2014WO2014130201A1 Methods and systems controlling an electric motor
08/28/2014US20140239871 Boat anchor winch
08/27/2014EP2770629A2 Control of a Brushless Electrical Machine
08/27/2014EP2770628A2 Variable link sensorless brushless direct current motor controller for space and hardened applications
08/26/2014US8816630 Electric power steering system
08/26/2014US8816614 Diagnosis of over-current conditions in bipolar motor controllers
08/26/2014US8816613 Reconfigurable battery
08/21/2014US20140232316 Control module for a motorized surgical tool, the module including a trigger sensor, a motor rotor sensor and a control circuit that are sealed from the ambient environment
08/19/2014US8810170 Methods and apparatus for electric motor controller protection
08/19/2014US8810164 Vehicle door opening/closing control device
08/14/2014US20140227108 Variable-frequency motor device and fan thereof
08/14/2014US20140227105 Dc motor device and dc fan using the same
08/14/2014US20140226436 Mixer with direct drive dc motor
08/14/2014DE102013002447A1 Antriebseinrichtung mit Gleichstrommotor Drive device with DC motor
08/13/2014CN203775097U 双无段变速手持搅面机 Dual variable speed hand stir up surface
08/13/2014CN203775096U 一种直流电机驱动与保护电路 One kind of DC motor drive and protection circuit
08/13/2014CN203775093U 轨道式登楼椅升降电机控制器 Orbital CASTLE chair lift motor controller
08/13/2014CN103986378A 双电源马达驱动系统 Dual power motor drive system
08/13/2014CN103986282A 磁离子直流电机节电器 DC magnetic ion Saver
08/13/2014CN103986281A 直流马达装置以及直流风扇设备 DC-DC fan motor apparatus and equipment
08/13/2014CN102594173B 用于密集烤烟控制器的交流电压转换装置及其方法 AC voltage is used to control the flue-cured tobacco density converting apparatus and method
08/12/2014US8803463 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
08/12/2014US8803460 Device for quickly generating a torque on an extended dynamic range with low inertia
08/12/2014US8803459 Steering control apparatus
08/12/2014US8801390 Fan control system and air conditioner that includes the same
08/12/2014US8800882 Device and method for operating a drive
08/07/2014US20140219698 Motor control device, image forming apparatus, and non-transitory computer-readable medium
08/07/2014US20140217934 Motor-driven appliance and battery pack
08/06/2014CN203761312U 一种推挽式卷帘门控制电路 One kind of push-pull control circuit shutter doors
08/06/2014CN203761311U H桥型直流电机驱动器 H-bridge DC motor drives
08/06/2014CN103973181A 电动工具 Power Tools
08/06/2014CN102447435B 电动工具 Power Tools
08/05/2014US8796966 Motor controller and related method
07/2014
07/31/2014US20140210394 Method for operating an electric motor
07/30/2014EP2760125A2 Motor control apparatus and method
07/30/2014CN203747709U 医用无接触式直流电机驱动装置 Medical non-contact DC motor drives
07/30/2014CN203747708U 一种实验室气流系统变风量通风柜控制阀电机驱动电路 One kind of laboratory fume hood airflow system variable air volume control valve motor drive circuit
07/30/2014CN103956946A 一种带过流保护的低压大功率直流电机控制电路 A tape overcurrent protection for low-voltage high-power DC motor control circuit
07/30/2014CN103956945A 通用型低速电机精确转速与转角控制装置与方法 Apparatus and method for precise speed and low-speed motor control angle
07/30/2014CN102394561B 一种他励电机控制方法及控制系统 Which he is excited motor control method and control system
07/29/2014US8791663 Hobby servo motor linear actuator systems
07/29/2014US8791657 Disk drive
07/24/2014US20140203736 Battery management system and battery pack having the same
07/23/2014CN203734577U 一种电压恒定的遥控电路模块 A voltage-constant remote control circuit module
07/23/2014CN203734568U 辅助燃油泵电动控制系统 Auxiliary fuel pump electrical control system
07/23/2014CN103944466A 直流电机正反转控制电路 Reversible DC motor control circuit
07/23/2014CN103944465A 一种直流电机调速电路 One kind of DC motor speed control circuit
07/23/2014CN102334277B 半导体集成电路器件 The semiconductor integrated circuit device
07/22/2014US8786245 Motor control device
07/22/2014US8786238 Drive system for rotating electric machine
07/22/2014US8786225 Inverter power generator
07/22/2014CA2535299C Method for applying preset torques to threaded fasteners and a power tool therefor
07/17/2014US20140200732 Motor control system, motor control method, and motor control device
07/17/2014US20140197764 Device for stable subsea electric power transmission to run subsea high speed dc motors or other subsea dc loads
07/17/2014US20140197762 Motor-driving device of an electric caulking gun
07/17/2014DE19823376B4 Antriebseinheit für Verstelleinrichtungen in Kraftfahrzeugen Drive unit for adjustment devices in motor vehicles
07/17/2014DE102013000397A1 Jalousiesystem Window treatment
07/17/2014DE102013000396A1 Jalousiesystem Window treatment
07/16/2014EP2754236A1 Drive assembly for the motorized adjustment of an adjusting element of a motor vehicle
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