Patents for H02P 5 - Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors (4,788)
05/2005
05/05/2005US20050093501 Hardware based configurable motion control apparatus and method
05/05/2005US20050093492 Method for increasing the control dynamics of a load driven by a driveshaft of direct drive
05/03/2005US6889115 Position control apparatus and position control method
05/03/2005US6888330 Current controlling method and apparatus for electric rotating machine
04/2005
04/28/2005US20050088135 Control unit for controlling a synchronous motor
04/28/2005US20050088126 Failure detection system for electric power steering system
04/21/2005US20050084293 Method and apparatus for image forming capable of effectively eliminating color displacements
04/21/2005US20050082996 High precision constant velocity power off retract using switched capacitor technique
04/21/2005DE10297711T5 Geschwindigkeitsregelungsvorrichtung eines Motors Speed ​​control device of an engine
04/20/2005CN1608341A Cord tension control apparatus
04/20/2005CN1198380C Motor speed regulating method for fully automatic roll type washing machine
04/19/2005US6882948 Speed-dependent setpoint correction in electrically regulated slave drives
04/19/2005US6882918 Electric drive management system and method
04/19/2005US6882121 Control device
04/14/2005WO2004045059A8 Multiphase motor having winding connections specific to respective operating speed ranges
04/14/2005US20050077852 Smooth start system for power chair
04/14/2005US20050077851 Motor rotation rate detecting circuit and motor driving device
04/14/2005US20050077847 Apparatus and method for controlling drive of plural actuators
04/13/2005EP1523089A2 Method for driving induction motor
04/13/2005CN1606822A Xyz-axes table
04/12/2005US6879125 Control apparatus and method for at least one electrical rotating machine using compound current
04/12/2005US6879122 Garage door control system and method of operation
04/07/2005US20050073277 Motor control system and method fast-adaptable to operation environment
04/07/2005US20050073272 Method and system for managing processor execution time utilizing variable frequency switching
04/07/2005DE102004042403A1 Controlling current consumption of motor, control circuit and connected components operating vehicle automatic clutch, infers total resistance to determine pulse width modulation
04/06/2005EP1521356A2 Control of parallel operation of frequency converters or inverters
04/05/2005US6876170 Controller
04/05/2005US6876162 Method and system for controlling drive motors of at least two machines
03/2005
03/31/2005US20050067991 System and method for identifying operational parameters of a motor
03/31/2005US20050067988 Motor driving system
03/30/2005EP1518318A1 Method for controlling an oscillating electric motor of a small electrical appliance
03/29/2005US6873124 Rotational speed controller for electrically powered tools
03/29/2005US6871715 System for controlling electric motors used for the propulsion of a transport trolley
03/24/2005US20050063684 Speed controlling method for an electric motor, control circuit and electric motor
03/23/2005EP1517433A1 Speed controlling method for an electric motor, control circuit and electric motor
03/23/2005EP1330864B1 Xyz-axes table
03/23/2005CN1599231A Monitoring method and device of radiation system
03/17/2005WO2005025045A1 Motor controller
03/17/2005WO2005001591A8 Reactive power optimization with adaptive excitation control
03/17/2005US20050057205 Method and apparatus for providing optimal acceleration feedback
03/17/2005US20050057199 Control device
03/16/2005EP1515425A2 Motor driving apparatus
03/16/2005EP1514723A2 Method to control a control circuit and the current running through connected devices of an electrified track with an electrical motor
03/16/2005CN1595789A Motor driving apparatus
03/15/2005US6867560 Drive of rotary electric machine
03/15/2005US6867559 Wiper arrangement for motor vehicles, especially for car windscreens
03/10/2005US20050052144 Motor driving apparatus
03/08/2005US6864646 Multiple inverter system with low power bus ripples and method therefor
03/03/2005WO2005020424A1 Motor driver and magnetic disc apparatus
03/03/2005WO2005019946A2 Control system for direct-current electrics motors
03/03/2005US20050046367 Circuit for providing power to multiple electrical devices
03/03/2005US20050046366 Circuit for providing power to multiple electrical devices
03/03/2005US20050046365 Driving device and image forming device
03/02/2005EP1511151A2 Inter-regulator control of multiple electric power sources
02/2005
02/24/2005US20050044299 Soc capable of linking external bridge circuits for expanding functionality
02/24/2005US20050042451 copper or aluminum conductor cores having undercoating varnishes comprising mixture of polyesterimide copolymers and polyhydantoins, and polyamideimide copolymer overcoating varnishes; heat resistance; durability
02/23/2005CN1190888C Self-stabilizing heat dissipating system
02/22/2005US6858999 DC brushless motor control apparatus
02/17/2005WO2005015729A1 Method and device for operating at least two electric motors
02/16/2005CN1580784A Method for measuring motor speed at low-speed operation by using pulse coder
02/15/2005US6856115 Method of and apparatus for controlling the operation of an induction motor using a model of the induction motor
02/15/2005US6856106 H-bridge apparatus and method
02/10/2005WO2003083611A3 Modular functional block for a field oriented control system
02/10/2005US20050029952 Drive system
02/09/2005CN1578104A Sensorless motor driving device and its driving method
02/09/2005CN1577140A An image forming apparatus
02/09/2005CN1576122A Windshield wiper system activated by sensing rainwater
02/08/2005CA2171090C Ribbon sensing device for bag tyer
02/03/2005US20050024001 Method for monitoring and controlling traction motors in locomotives
02/02/2005CN1575132A Process for preparing chewing gum containing a nutritional supplemental
02/02/2005CN1574602A Motor drive system
02/02/2005CN1574597A Amplitude regulation circuit and method, and motor driving control apparatus and method
02/02/2005CN1574557A Drive control system
02/02/2005CN1573636A Power management system for a floor care appliance
02/02/2005CN1187886C Motor driving system
02/01/2005US6850021 Precision virtual encoder
01/2005
01/26/2005CN2674497Y Speed mointor for vibrating screen
01/26/2005CN1571868A Drive device for the drawing devices of a spinning machine
01/25/2005US6847180 Motor control apparatus and motor control method
01/20/2005WO2005006536A1 Circuit for parallel driving synchronized motors
01/20/2005US20050012481 Method and apparatus for processing the output signal of an encoder
01/20/2005US20050012475 Drive control system
01/20/2005US20050012339 Variable speed distributed drive train wind turbine system
01/19/2005EP1497913A1 Converter system, method and converter
01/19/2005EP1497578A1 Motor, especially a gear motor or a selector motor of a transmission actuating system, and method for detecting the moving direction of a motor
01/19/2005CN1567696A Electromagnetic speed-regulating electrical haulage coal cutter
01/18/2005US6844699 Current detection device
01/18/2005US6844698 Device and method for controlling supply of current and static capacitance to compressor
01/18/2005US6844644 Electric rotating machine and its connecting method
01/13/2005US20050007054 Windshield wiper system activated by sensing rainwater
01/13/2005US20050007046 Rotor speed control device and method
01/13/2005US20050007045 Amplitude regulation circuit and method, and motor driving control apparatus and method
01/13/2005US20050006966 Drive device for stepper motor and indicating apparatus using the same
01/12/2005EP1496404A1 An image forming apparatus with a drive motor control
01/11/2005US6841959 Motor rotation rate detecting circuit and motor driving device
01/11/2005US6841955 Moving body drive control device
01/11/2005US6841953 Control for two or more dc motors, in particular actuators for adjustment of furniture
01/06/2005WO2005001591A1 Reactive power optimization with adaptive excitation control
01/06/2005US20050001567 Actuator driving device of working machine
01/06/2005US20050001484 EMC-optimized device for controlling a fan
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