| Patents for H02P 29 - Arrangements for regulating or controlling electric motors, appropriate for both ac- and dc-motors (5,779) |
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| 12/15/1993 | EP0573658A1 Method of demagnetization prevention and control for electric motor |
| 12/15/1993 | EP0347465B1 Method controlling servomotor |
| 12/15/1993 | CN1079441A Device for controlling of elevator |
| 12/01/1993 | EP0572161A2 AGC with non-linear gain for PLL circuits |
| 11/24/1993 | EP0571148A1 AGC circuit with non-linear gain for use in PLL circuit |
| 11/16/1993 | US5263113 Method and apparatus for controlling the speed of a motor |
| 10/28/1993 | WO1993021686A1 Circuit arrangement for mitigating power switch capacitance |
| 10/19/1993 | US5254921 Abnormality detecting method for a servo system |
| 10/19/1993 | US5254915 Motor control device including an improved braking control arrangement |
| 10/14/1993 | WO1993020608A1 Thermal protection for locomotive main traction alternators |
| 10/14/1993 | WO1993019900A1 Vibration reduction control apparatus for robots |
| 10/14/1993 | CA2109521A1 Thermal protection for locomotive main traction alternators |
| 10/13/1993 | EP0564771A2 Drive control apparatus for electrical machine and parameter display method in drive control apparatus for electrical machine |
| 10/13/1993 | EP0207168B1 Drive control system for servo motors |
| 10/12/1993 | US5252907 Circuit arrangement for mitigating power switch capacitance |
| 10/06/1993 | EP0314800B1 Device for controlling speed of servo motor |
| 10/05/1993 | US5250888 Apparatus for and process of rotating a display |
| 10/05/1993 | US5250885 Based on an encoding signal |
| 09/29/1993 | EP0562633A2 Motor servo system |
| 09/22/1993 | EP0207172B1 Drive control system for servo motors |
| 09/21/1993 | US5247217 Safety system for a stepper-motor drive |
| 09/07/1993 | WO1993018568A1 Arrangement for the transfer of control commands in an apparatus or a machine operated from the mains |
| 09/07/1993 | CA2109075A1 Arrangement for the transfer of control commands in an apparatus or a machine operated from the mains |
| 08/31/1993 | US5241345 Optical system-driving device |
| 08/19/1993 | WO1993016423A1 Adaptive sliding mode control method for control object including spring system |
| 08/17/1993 | US5237248 Control circuit having double-pole double-throw switching device for electrically powered tool |
| 08/10/1993 | US5235682 Port output controller for use in microcomputer |
| 08/05/1993 | WO1993015549A1 Servo control method |
| 07/27/1993 | US5231341 Limiter circuit of servo motor control apparatus |
| 07/27/1993 | US5231340 Servomotor control method |
| 07/20/1993 | US5229558 Control of an elevator hoisting motor during under voltage conditions in the main power source |
| 07/15/1993 | DE4300365A1 Controller for servo system for robust operation of motor vehicle steering - has controller unit coupled into feedback path providing action independent of input command change. |
| 07/08/1993 | WO1993013589A1 Method of demagnetization prevention and control for electric motor |
| 07/06/1993 | US5225751 Power supply circuit for a motor |
| 06/22/1993 | US5221882 Motor servo apparatus |
| 06/15/1993 | US5220266 Motor speed controlling device capable of correcting for speed detection error caused by change of duty ratio of photocoupler output pulses |
| 06/09/1993 | EP0545419A1 Inverter unit and controlling method thereof |
| 06/08/1993 | CA1318975C Automatic servo gain calibration system for a disk drive |
| 05/19/1993 | DE4137386A1 Circuit for contactless operating parameter changeover for electric tool - derives variable demand voltage from source by switching auxiliary resistance w.r.t. potential divider |
| 05/18/1993 | CA1317998C Electromagnetic contactor with lightweight wide range current transducer |
| 05/12/1993 | EP0541337A1 Electric motor driven hydraulic appartus with an integrated pump |
| 05/12/1993 | EP0256141B1 Method of controlling servo motor |
| 05/11/1993 | US5210562 Motor driving control apparatus with movement distance estimating function |
| 05/11/1993 | US5210476 Servo motor monitoring unit |
| 05/11/1993 | US5209661 Motor control desired dynamic load of a simulating system and method |
| 05/05/1993 | CA2082038A1 Electric motor driven hydraulic apparatus with an integrated pump |
| 04/28/1993 | EP0538959A1 Circuit arrangement to control the rotating speed of a motor |
| 04/28/1993 | EP0538483A1 Acceleration/deceleration time constant control system for servo motor |
| 04/15/1993 | DE4129495C1 Adjusting short-circuit torque of electric servo motor - storing short circuit current required for desired torque in electronic motor controller after comparison with actual torque |
| 04/06/1993 | US5200678 Motor driving control apparatus |
| 03/24/1993 | EP0533148A1 Limiter circuit of servo motor control apparatus |
| 03/23/1993 | US5196790 Apparatus for detecting revolution counts of an electric motor or generator |
| 03/23/1993 | CA1314963C Control apparatus for a compartment panel pull down mechanism |
| 03/09/1993 | US5192902 Velocity/phase controller for dc servo motor |
| 03/02/1993 | US5191272 Method of adjusting gain for motor control |
| 02/09/1993 | US5185563 Error detecting unit for a rotational detector |
| 02/09/1993 | CA1313550C Electrically commutated, variable speed compressor control system |
| 02/03/1993 | EP0526116A2 Servomotor control device |
| 01/26/1993 | US5181837 Electric motor driven inline hydraulic apparatus |
| 01/20/1993 | EP0523667A2 Motor control device |
| 12/30/1992 | EP0300053B1 Method of controlling injection motor of injection molding machine |
| 12/23/1992 | CN1067341A System and method for controlling speed of electric motor |
| 12/15/1992 | US5172048 Device for measuring the number of revolutions of the shaft of a permanent magnet electric motor |
| 12/15/1992 | US5172031 Hermetically sealed type electronic flash device |
| 12/01/1992 | US5168220 Method and apparatus for measuring motor speed using a constant sampling time |
| 11/26/1992 | WO1992021074A1 Acceleration/deceleration time constant control system for servo motor |
| 11/25/1992 | EP0462967B1 Chlorine-resistant semipermeable membranes |
| 11/24/1992 | CA1310688C Operational method and control switching apparatus for monitoring the starting-cycle circuit of electric high-voltage motors with asynchronous start-up |
| 11/24/1992 | CA1310450C Coated minerals for filling plastics |
| 10/28/1992 | EP0510723A1 Control system for a multiphase synchronous machine |
| 10/21/1992 | EP0509724A1 Power transmission |
| 10/19/1992 | CA2066023A1 Power transmission |
| 09/22/1992 | CA1307823C Electromagnetic contactor with lightweight wide range current transducer with sintered powdered metal core |
| 09/16/1992 | EP0504105A1 Electromotive drive system for intermittently working machines with angular displacement dependent variable torque |
| 09/16/1992 | EP0502875A1 Safety system for a stepper-motor drive. |
| 09/08/1992 | CA1307318C Helper drive apparatus for turbine drive system |
| 09/02/1992 | EP0501437A2 Parameter setting apparatus for motor control unit |
| 09/01/1992 | US5144210 Capstan servo device |
| 08/19/1992 | EP0498891A1 System for controlling servomotor |
| 08/18/1992 | US5140245 Pmg-based position sensor and synchronous drive incorporating same |
| 08/18/1992 | US5140238 Robot control apparatus |
| 08/12/1992 | EP0201605B1 System for controlling the speed of a servo motor |
| 08/11/1992 | US5136866 Non-slip rectilinear wiredrawing machine with synchronization between successive tangentially uncoiling capstans |
| 07/08/1992 | EP0493403A1 Process and device for imitating the speed in incremental measuring systems |
| 07/01/1992 | EP0493322A1 Assembly for driving a motor for blinds and similar in both directions of rotation |
| 07/01/1992 | CN1062438A Method and apparatus for controlling speed of motor |
| 06/23/1992 | US5124623 Speed control circuit for a servo motor |
| 06/16/1992 | CA1303666C Servo system for a motor |
| 06/03/1992 | EP0488350A2 Method of and device for driving and controlling a motor |
| 05/29/1992 | WO1992009016A1 Speed control device and predicting machine |
| 05/27/1992 | EP0486870A2 Optical system-driving device |
| 05/12/1992 | US5111784 Apparatus for reducing vibrations of the body of a vehicle |
| 05/06/1992 | EP0484143A2 Capstan servo devices |
| 05/06/1992 | EP0483894A1 Motor control system |
| 05/06/1992 | EP0483773A1 Apparatus and method for controlling a load target in response to a force exerted thereon |
| 05/06/1992 | CN1060937A Arrangement for acquiring energy |
| 04/30/1992 | CA2054327A1 Motor control loading system and method |
| 04/22/1992 | EP0481495A2 Port output controller for use in microcomputer |
| 04/08/1992 | CN1060149A Pmg-based position sensor and synchronous drive incorporation same |
| 04/01/1992 | EP0478225A2 PMG-based position sensor and synchronous drive incorporating same |