Patents for H02P 5 - Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors (4,788) |
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05/07/1985 | US4516034 Circuit for operating a displaceable component in a motor vehicle, in particular a motor vehicle window |
05/07/1985 | US4514991 Variable speed drive motor system with inverter control |
04/30/1985 | US4514665 Current limit control circuit |
04/24/1985 | EP0138739A1 Variable speed drive motor system with inverter control |
04/16/1985 | US4511825 Electric wheelchair with improved control circuit |
04/09/1985 | CA1185315A1 Electric inching impulse control |
03/05/1985 | US4503371 Mass driver circuit for weaving looms |
03/05/1985 | US4503369 Power supply for plural brushless DC motors |
02/26/1985 | CA1183200A1 Vehicle propulsion motor control apparatus |
02/19/1985 | US4500957 Timing control system for determining abnormal motor operation |
02/19/1985 | US4500818 Dual motor proportioning control |
02/12/1985 | US4499463 Apparatus for controlling electrical receivers occupying at least two states |
02/12/1985 | US4499413 Method and apparatus for the control of synchronous motors |
02/12/1985 | CA1182514A1 Variable-speed electrical machines |
01/29/1985 | US4496883 Electric inching impulse control |
01/29/1985 | CA1181797A1 Drive device with two mutually counteracting motors for eliminating gearing play |
01/22/1985 | US4495584 Intermittent driving system for synchronizing control of conveyor and dispensing systems |
01/16/1985 | EP0130979A1 Current limit control circuit. |
01/16/1985 | EP0130978A1 Dual-motor control apparatus |
01/16/1985 | EP0130977A1 Motor speed control apparatus |
01/09/1985 | EP0130185A1 Plugging and plugging override control apparatus |
01/08/1985 | US4492901 Control system for synchronizing combination press line |
01/02/1985 | CA1180377A Torque compensated electrical motor |
01/01/1985 | US4491767 Synchronizing synchronous motors, motors prior to clutch closure |
12/18/1984 | US4489261 Method and means for feeding electric energy to a portable power tool |
12/18/1984 | US4489243 Solar powered actuator with continuously variable auxiliary power control |
11/21/1984 | EP0125317A1 Method of controlling changeover of plurality of motors |
11/20/1984 | US4484121 Servocontrol by ultrasonics of the relative position of two mechanical components |
11/14/1984 | EP0124738A2 Industrial robot with three-phase single drive |
11/06/1984 | CA1177560A1 Intermittent driving system |
10/09/1984 | US4476424 Variable speed induction motor drive system |
10/09/1984 | CA1175891A1 Smooth series parallel transition for dual winding traction alternator |
09/11/1984 | US4471273 Dual-motor control apparatus |
09/11/1984 | US4471272 Circuit for controlling the speeds of two capstans |
08/28/1984 | CA1173493A1 Load sharing control system |
08/07/1984 | US4463766 Cigarette and cigarette filter making machine |
07/31/1984 | US4463426 Automatic position control for a vehicle seat |
07/24/1984 | CA1171504A1 Control system for synchronizing multiple presses in a line |
07/19/1984 | WO1984002813A1 Plugging and plugging override control apparatus |
07/19/1984 | WO1984002685A1 Current limit control circuit |
07/19/1984 | WO1984002684A1 Dual-motor control apparatus |
07/19/1984 | WO1984002683A1 Motor speed control apparatus |
07/10/1984 | US4459530 Electric rotating apparatus |
07/03/1984 | US4458182 Drive device with two mutually counteracting motors for eliminating gearing backlash |
06/27/1984 | EP0111859A2 Drive means for a double endless belt for manufacturing coated rigid-foam boards |
06/05/1984 | US4453111 Electric drive for submarines |
06/05/1984 | CA1168735A1 Control system for synchronizing power presses and associated feed mechanism with interlock features |
05/24/1984 | WO1984002040A1 Method of controlling changeover of plurality of motors |
05/08/1984 | US4447788 Method for optimizing the power input of a plurality of hysteresis motors connected in parallel |
05/01/1984 | US4446409 Electronic controller apparatus |
04/18/1984 | EP0105296A1 Control circuit for the driving of a sliding part of a motor vehicle, particularly a window pane of a motor vehicle. |
04/17/1984 | US4443748 Method of controlling speed of at least one induction motor and device therefor |
04/17/1984 | US4443742 Phase locked loop motor control system |
04/04/1984 | EP0105033A1 Control means for a direct current motor |
04/04/1984 | EP0104161A1 A circuit arrangement for enabling simultaneous operation of independent ac circuits |
03/13/1984 | US4437046 Extrusion drive control system |
03/13/1984 | US4435883 Stretch ratio control circuit for multiple station web stretching apparatus |
03/06/1984 | CA1163312A1 Switching drive circuit |
02/21/1984 | US4432747 Centrifugal separator control |
02/07/1984 | US4429820 Apparatus for feeding wire over large distances |
01/17/1984 | US4426149 Photocopier scanning drive system |
01/11/1984 | EP0097916A2 Power supply for plural motors |
12/27/1983 | US4423360 Device for controlling the synchronism of two motors |
12/21/1983 | EP0096162A1 Motor control circuit of data reproduction apparatus |
11/29/1983 | US4418301 Circuit for averaging a plurality of separate motor speed signals |
11/09/1983 | EP0093615A1 Variable speed rotary electrical machines |
11/01/1983 | US4412422 Apparatus and method for controlling a multi-turbine installation |
10/18/1983 | US4410948 Multi-engine autothrottle providing automatic engine EPR equalization |
10/13/1983 | WO1983003440A1 Control circuit for the driving of a sliding part of a motor vehicle, particularly a window pane of a motor vehicle |
10/11/1983 | CA1155198A1 Digital motor control system |
10/04/1983 | US4408281 Control system for synchronizing multiple presses in a line |
10/04/1983 | US4408144 Tape tension control for a tape transducer |
09/20/1983 | US4405884 Shaft position synchronization means for multiple synchronous induction motors |
09/15/1983 | WO1983003142A1 A circuit arrangement for enabling simultaneous operation of independent ac circuits |
09/06/1983 | US4403175 Control system, more particularly for driving motors for a vehicle for the disabled |
08/30/1983 | US4402052 Apparatus for making threaded joints incorporating a make-up speed controller |
08/30/1983 | US4401931 Apparatus actuated by a pair of stepper motors with shared drive |
08/24/1983 | EP0086234A1 Synchronous operation device |
08/23/1983 | CA1152361A1 Phase locked gyroscope wheel supply for synchronous hysteresis motor |
08/10/1983 | EP0085394A1 Control system for electric cars driven by induction motors |
08/10/1983 | EP0085293A1 Motor control apparatus |
08/02/1983 | CA1151266A1 Method and apparatus for coordinating the speeds of motions |
08/02/1983 | CA1151234A1 Method of and means for controlling electrical motors |
07/12/1983 | US4393340 Motor speed control device |
07/12/1983 | US4393338 Vehicle propulsion motor control apparatus |
07/12/1983 | CA1149915A1 Electronically operated brushing appliance for vacuum cleaners |
07/05/1983 | US4392091 Vehicle propulsion control apparatus and method |
06/28/1983 | US4390821 Device for changing the relative angular positions of operating shafts of a group electric drive |
06/21/1983 | CA1148606A1 Fixed gating sequence apparatus and method for an inverter |
06/14/1983 | US4387632 Control system for synchronizing power presses and associated feed mechanism with interlock features |
06/14/1983 | CA1148238A1 Motor driving system |
06/07/1983 | US4387325 Electric wheelchair with speed control circuit |
05/31/1983 | US4386305 Drive control system for motors |
05/17/1983 | US4384242 Speed control systems of synchronous motors |
04/20/1983 | EP0077178A1 System for controlling motors for synchronous operating |
04/20/1983 | EP0077095A1 Copying machine and a control system for the same |
04/19/1983 | US4380724 Shunt field control apparatus and method |
04/13/1983 | EP0076359A1 Propulsion means with two motors driven in an opposite direction for the compensation of the backlashes |
03/31/1983 | WO1983001156A1 Electric driving device and machine |
03/30/1983 | EP0075253A2 Speed control for a remotely controlled transport device |