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 5 - Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
Patents for H02P 5 - Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors (4,788)
05/2000
05/30/2000US6070041 Printing apparatus
05/24/2000EP1003275A2 Method and system for driving a three-phase motor in a mass storage device
05/23/2000US6066834 Speed control device for DC motors
05/23/2000US6065315 Vehicle door latch device and method of controlling thereof
05/18/2000WO2000028656A1 A system for controlling a rotary device
05/18/2000CA2349862A1 A system for controlling a rotary device
05/17/2000EP1001060A2 System for feeding electric power to motors for use in textile machine
05/17/2000CN1253412A Motor power supply system of spinning machine
05/10/2000CN1252645A Controller for AC motor
05/02/2000US6057664 Motor driving control unit and motor driving control method
04/2000
04/19/2000EP0994560A1 Method and device for the synchronous adjustment of movable members, particularly table legs
04/19/2000EP0993698A1 Method and device for the decentralised operation or construction of a precise angle synchro-control system in a multi-motor drive system
04/11/2000US6049690 Printing apparatus
04/04/2000US6046566 Method of and apparatus for controlling a plurality of servomotors
03/2000
03/30/2000WO2000017998A1 Motor controller
03/28/2000US6043996 Method and apparatus for reducing monotonic audible noise in a power conversion system
03/28/2000US6043618 Motor driving apparatus having back-gate-floating MOSFET for avoiding reverse current
03/28/2000US6043617 Variable speed driving apparatus for induction machines
03/22/2000CN1050576C Electric powered bicycle
03/15/2000EP0985753A1 Motor driving system
03/15/2000EP0985265A1 Electronic drive system
03/15/2000CN1247645A Motor controller
03/09/2000DE19933234A1 Linear drive, esp. for parts mounting machine, has spindle nut on travelling part engaged with spindle body with drive contg. pair of motors, each coupled to one end of spindle body
03/08/2000CN1246752A DC motor control circuit
03/08/2000CN1246751A Motor driving system
03/01/2000EP0982980A2 Control device for and method of controlling a linear drive mechanism
03/01/2000CN1246218A Driving mechanism for industrial installations, in particular for primary industry installations
02/2000
02/24/2000WO2000010240A2 Temperature dependent regulation of the speed of an electric motor with a microprocessor
02/23/2000EP0980599A1 A motor
02/22/2000US6028404 Motor drive circuit system utilizing multiple DC power driving devices switchable between parallel, and series/parallel combinations
02/17/2000DE19836882A1 Electric motor has characteristic field stored as digital values for associating parameter and motor speed values, and microcontroller or microprocessor
02/15/2000US6025684 Servo-motor driving method
01/2000
01/19/2000EP0973252A2 Method and apparatus for using EMF to control a motor
01/04/2000US6011372 Unified modular system of drives and controls for mobile robotic applications
01/04/2000US6011370 Servo-motor driving method
12/1999
12/28/1999US6008611 Method and system for driving a three-phase motor in a mass storage device
12/28/1999US6008597 DC-motor driven vending machine having simplified controls
12/23/1999DE19827302A1 Electric motor incorporating a device for speed control
12/22/1999EP0965165A1 Method and device for maintaining the perfect synchronism of individual, networked drives of a decentralized drive system
12/22/1999EP0964974A1 An operating system for electrically operated devices such as doors, windows and the like, and drive unit for the use in such a system
12/01/1999EP0574573B1 Centrifuge with dual motor synchronous drive system
11/1999
11/24/1999EP0959554A1 Motor drive circuit
11/24/1999EP0958898A2 Method and arrangement for adaptive load change compensation
11/24/1999EP0958650A1 Driving mechanism for industrial installations, in particular for primary industry installations
11/24/1999EP0958059A1 Coarse crushing plant
11/23/1999US5991683 Power output apparatus and method of controlling the same
11/18/1999DE19821251A1 Drive system for a spinning machine with a number of spindle drive motors
11/17/1999CN1235709A Rotating machine integrated with controller and inverter
11/16/1999US5986424 Control system and control method
11/09/1999US5982116 Controllable combined power system using an active power source rotation speed as the proportional control reference
11/03/1999EP0836764B1 Method and unit for controlling the synchronization of complex machines in case of electric power failure
10/1999
10/27/1999EP0952504A2 Method of and apparatus for controlling a plurality of servomotors
10/21/1999DE19832819A1 Multi-axle motor control unit
10/20/1999EP0950280A1 Adjustable speed control for children's ride-on vehicle
10/13/1999CN1045696C DC motor with rotating sensor
10/06/1999EP0948124A1 Motor controller
09/1999
09/28/1999US5959421 Motor direction control device for electromotive vehicles
09/02/1999WO1999044108A1 Synchronization controller
08/1999
08/25/1999EP0938086A1 Optimized winding drive
08/18/1999EP0936729A1 Rotating machine integrated with controller, and inverter
08/10/1999US5936365 Method and apparatus for using back EMF to control a motor
08/10/1999US5936312 Power output apparatus and method of controlling the same
07/1999
07/29/1999DE19802711A1 Load reduction of double turbine in dirt suction apparatus
07/28/1999CN1224272A Quasi-superconductor speed stabilizing system
07/27/1999US5929575 Motor control device controlling intended speed ratio and positional relationship between driven objects
07/15/1999WO1999027641A3 Auxiliary system including a plurality of ac motors powered directly by an electric generator
07/08/1999DE19833873A1 Direction control for motor of electric vehicle
06/1999
06/30/1999CN1221248A Motor control apparatus
06/29/1999US5917302 Harmonic current attenuating device of a motor
06/23/1999EP0924849A2 Motor control apparatus
06/03/1999WO1999027641A2 Auxiliary system including a plurality of ac motors powered directly by an electric generator
05/1999
05/19/1999EP0916486A2 Electric drive for positioning one or more elements in a machine ; driving device with an angle indicator and printing machine
05/19/1999EP0916485A2 Device for mounting an angular indicator and its application in a method for positioning
05/11/1999US5903115 Auxiliary system including a plurality of ac motors powered directly by an electric generator
04/1999
04/28/1999EP0720563A4 Ribbon sensing device for bag tyer
04/27/1999US5898280 DC shunt (or compound) motor pair capable of synchronous operation
04/21/1999EP0846359A4 Control system for controlling plural electrical devices
04/14/1999EP0909016A2 Servo-motor driving method
04/14/1999EP0909015A2 Servo-motor driving method
04/01/1999DE19826338A1 Synchronized drives for rotary printing machines
03/1999
03/23/1999US5886422 Universal electric power controller
03/17/1999CN1211104A Motor driving apparatus having back-gate-floating MOSFET for avoiding reverse current
03/17/1999CN1042519C Device for controlling of elevator
03/10/1999CN1042413C Elevator controller
03/09/1999US5880566 Absolute angular position calculation apparatus for a rotating motor and velocity control apparatus adopting the same
03/03/1999CN1209687A Harmonic current attenuation device for electric motor
02/1999
02/24/1999EP0898362A1 Method for supplying a gas turbine plant
02/24/1999CN1208982A Counter valtage inverse ratio regulation circuit system
02/24/1999CN1208855A Device for alarming and indicating rotating speed of electric motor
02/23/1999US5874813 Control method, especially for load balancing of a plurality of electromotor drives
02/23/1999US5874812 Segmented drive system for a binding line
02/23/1999CA2102753C Method and apparatus for driving motor
02/10/1999EP0896270A1 Reverse proportional voltage adjusting circuit system
02/10/1999CN2307402Y Magnetic neutralizing large current resonator
02/10/1999CN1042080C Inverter apparatus
02/02/1999CA2140570C Control device for a continuous hot-rolling mill
01/1999
01/26/1999US5862682 Method and apparatus for controlling needle driving motors in a knitting machine
01/26/1999CA2180805C System for equalizing the load of a plurality of motors
01/14/1999WO1999001928A1 Method and device for the decentralised operation or construction of a precise angle synchro-control system in a multi-motor drive system
01/07/1999EP0770027A4 Overload detector for servo driven machines
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