Patents for H02P 7 - Arrangements for regulating or controlling the speed or torque of electric dc-motors (10,217)
01/2006
01/19/2006US20060012322 Driving apparatus for driving multiple induction motors
01/19/2006US20060012321 Electric motor control strategies
01/19/2006DE4413757B4 Fadenliefervorrichtung für Textilmaschinen Yarn feeding device for textile machines
01/19/2006DE102005030099A1 Elektrisch betriebene Ansteuerkontrollvorrichtung, elektrisch betriebenes Ansteuerkontrollverfahren und sein Programm Electrically operated drive controller, electrically operated Ansteuerkontrollverfahren and its program
01/19/2006DE102005030097A1 Elektrisch betriebene Ansteuerkontrollvorrichung, elektrisch betriebenes Ansteuerkontrollverfahren und sein Programm Electrically operated Ansteuerkontrollvorrichung, electrically operated Ansteuerkontrollverfahren and its program
01/19/2006DE102004030130A1 Verfahren und Vorrichtung zur Blockiererkennung eines Gleichstrommotors Method and device for detecting blocking a DC motor
01/19/2006DE102004030129A1 Schaltungsanordnung und Verfahren zur Einstellung der Leistungsaufnahme einer an einem Gleichspannungsnetz betreibbaren Last Circuit arrangement and method for adjusting the power consumption of a can be operated with a DC power load
01/18/2006EP1617555A2 Current sensing in a two-phase motor
01/18/2006EP1617554A1 Commutation control for a switched reluctance motor
01/18/2006EP1617283A1 Motor driving apparatus, digital camera, and motor controlling method
01/18/2006CN1722605A Method for controlling hitting power of electric percussion device with double loops
01/18/2006CN1722041A Pulse width modulation fan control
01/18/2006CN1722033A Device for transferring data for updating the programmation of a monitoring system of a electric motor
01/18/2006CN1721704A Fan control system using a microcontroller
01/18/2006CN1237701C System automatically influencing electric network and motor drive for said system
01/18/2006CN1237700C Drive circuit for brushless dc motor and brushless dc fan using same drive circuit
01/18/2006CN1237699C Interface module for motor control system and method for using same interface module
01/18/2006CN1236720C Device for protecting motor in vacuum dust remover
01/17/2006US6987374 Robot apparatus, and load absorbing apparatus and method
01/17/2006US6987371 Steering controlling device
01/17/2006US6987370 Method and system for cooling electronic components
01/17/2006US6987369 Motor assembly for providing an electrically powered engine
01/17/2006US6987368 Motor controller
01/12/2006US20060006910 Differential current output unit
01/12/2006US20060006828 Controller apparatus for synchronous motor and controlling method thereof
01/12/2006US20060006825 Drive control apparatus and method of alternating current motor
01/12/2006US20060006824 Actuator and movement linkage system
01/12/2006US20060006822 Method for operating an electronically commutated (EC) motor
01/12/2006DE102004030309A1 Bestimmung einer Dreht-/Steht-Information bei Gleichstrommotoren Determining a Dreht- / Stands information for DC motors
01/12/2006CA2572120A1 Power toothbrush with adjustable operation
01/11/2006EP1244564B8 Electric circuit arrangement for controlling an electromotor in a motor vehicle
01/11/2006CN1236547C Dual sided self-oscillation circuit for driving oscillation actuator
01/11/2006CN1236546C Electric control device
01/10/2006US6984950 System and method for configuring a motor controller with an external device
01/10/2006US6984947 Apparatus and method for adjusting components of an optical or mechanical system
01/10/2006US6984946 Method for monitoring and controlling traction motors in locomotives
01/05/2006WO2005104332A3 Resonant motor system
01/05/2006US20060001392 Motor drive apparatus, electric actuator and electric power steering apparatus
01/05/2006US20060001391 Fan
01/05/2006DE102005019973A1 Door`s e.g. sliding door, drive controlling method, involves controlling leaf according to given movement profile, and initiating phase with lower speed through determined leaf position, while leaf is guided slowly into its final position
01/05/2006DE102004057184A1 Elektro-Servolenkeinheit Electric power steering unit
01/04/2006CN1716756A Driving unit
01/04/2006CN1716755A Position detecting device of linear motor
01/04/2006CN1715095A Electrically operated drive controller, electrically operated drive control method and its program
01/04/2006CN1715094A Electrically operated drive controller, electrically operated drive control method and its program
01/04/2006CN1714708A Actuator of baby rocking chair and relative system
01/04/2006CN1235111C Computer system and speed-controlling method of cooling fan
01/03/2006US6983102 Motor control device for vehicular power mirror
01/03/2006US6982533 Method and apparatus to regulate loads
01/03/2006US6982531 Driving circuit for switches of direct current fan motor
01/03/2006US6981402 Speed and fluid flow controller
12/2005
12/29/2005WO2005124991A1 Circuit arrangement and method for adjusting the power input of a load which can be operated on a direct current supply network
12/29/2005WO2005124960A1 Method and device for detecting a blockage of a dc motor
12/29/2005US20050286875 Electrical device for automatically adjusting operating speed of a tool based on tool wear
12/29/2005US20050285556 Electrically operated drive controller, electrically operated drive control method and its program
12/29/2005US20050285555 Electrically operated drive controller, electrically operated drive control method and its program
12/29/2005US20050285551 System and method for power seat motor control
12/29/2005DE202004011651U1 Supply voltage connectable travel hair care device for use as travel hair dryer, has thermostat switch, and power limiter that is activated in motor circuit for limiting current supplied to electric motor during overload situation
12/29/2005DE112004000127T5 Steuereinrichtung für Elektromotoren mit variabler Geschwindigkeit und insbesondere für Elektrowerkzeuge A control device for electric motors with variable speed and in particular for power tools
12/29/2005DE102005025999A1 Electrical disturbance reducing circuit for DC motor, has auxiliary voltage source making series transistor fully conductive, and analyzer circuit analyzing supply voltage to increase resistance of transistor
12/29/2005DE102005022133A1 Elektroantrieb-Steuerungsvorrichtung, Elektroantrieb-Steuerungsverfahren und Programm hierfür Electric drive control apparatus, electric drive control method and program therefor
12/29/2005DE102005014131A1 Motorantrieb Motor drive
12/28/2005CN1713509A Effect-increasing electric saver
12/28/2005CN1713508A Low-consumption motor
12/27/2005US6980070 Drive unit for switching circuit breakers on and off
12/27/2005US6979974 Rotor position determination in a switched reluctance machine
12/27/2005US6979970 Sensorless motor driving device and its driving method
12/27/2005US6979969 Robot apparatus, and load absorbing apparatus and method
12/27/2005US6979964 Apparatus for applying DC power to an inductive load
12/27/2005US6979963 Method of wirelessly controlling a sewing machine
12/22/2005WO2005122368A1 Moving magnet linear slider
12/22/2005WO2005121890A1 Actuator drive circuit for shutter and actuator for shutter
12/22/2005WO2005121710A1 Single track brush-based position encoder for rotating shaft
12/22/2005WO2004098261A3 Control system for doubly fed induction generator
12/22/2005US20050283277 Method and system for improving pump efficiency and productivity under power disturbance conditions
12/22/2005US20050281681 Method and system for improving pump efficiency and productivity under power disturbance conditions
12/22/2005US20050281680 Method and system for improving pump efficiency and productivity under power disturbance conditions
12/22/2005US20050281545 Motor drive device and image-forming device including the same
12/22/2005US20050280385 Automatic output power limiting electrical device
12/22/2005US20050280383 Electrically operated power steering controller and adjusting method of driving electric current offset in this controller
12/22/2005US20050280381 Single track brush-based position encoder for rotating shaft
12/22/2005US20050280380 Multivibrator circuit for pulse width modulation
12/22/2005US20050280378 Image-forming device
12/22/2005DE102004056353A1 Elektroservolenkeinrichtung und Steuerverfahren von dieser Electric power steering apparatus and control method of this
12/22/2005DE102004026846A1 Multivibratorschaltung zur Pulsweitenmodulation Multivibrator circuit for pulse width modulation
12/22/2005DE102004025789A1 Electric motor drive for vehicle power steering system supplies filtered voltage signal via reduction factor depending on motor current frequency
12/21/2005EP1608057A1 Protection circuit for reducing electrical disturbances when operating a DC motor
12/21/2005EP1606486A2 Control and monitoring arrangements for an aperture closure member
12/20/2005US6977535 Differential current output unit
12/15/2005US20050276581 Motor drive control device
12/15/2005US20050275365 Acoustic noise reduction using fan speed control
12/15/2005US20050275362 Motor driving device, motor driving method, and electronic device
12/15/2005US20050275361 Hall sensor alignment for BLDC motor
12/15/2005US20050275359 Relative drive device
12/15/2005US20050275358 Protective circuit for reducing electrical disturbances during operation of a DC motor
12/15/2005DE102004021661A1 Kommutatormotor mit mehreren Feldwicklungsgruppen Commutator with a plurality of field winding groups
12/14/2005EP1605325A2 Device for transferring data for updating the programmation of a monitoring system of a electric motor
12/14/2005CN1707937A Operator control device of an electric power tool
12/13/2005US6975084 Power window controller
12/13/2005US6975083 Control for a half-bridge
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