| Patents for G05D 13 - Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover (2,129) |
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| 02/20/1990 | US4901746 Anticipating overspeed governor |
| 01/30/1990 | CA1265186A1 Apparatus for compensating a quantization error |
| 01/24/1990 | EP0351429A1 Rotation speed regulator for heat engine |
| 01/23/1990 | US4895119 For an engine |
| 01/08/1990 | EP0351429A4 Rotation speed regulator for heat engine. |
| 12/27/1989 | CN1006257B Digital sexvo system |
| 12/20/1989 | CN2049843U Variable-quantity constant-voltage full autocontrol cabinet |
| 12/14/1989 | DE3818797A1 Device for controlling the drive speed of the grinding disc of a saw-sharpening machine |
| 11/15/1989 | EP0341445A1 Method of and apparatus for measuring revolution speed |
| 10/24/1989 | US4875448 Cyclic responding electronic speed governor |
| 10/18/1989 | EP0337477A1 Speed governor for toilet or the like |
| 10/18/1989 | CN2046238U Microcomputer electroliquid speed regulator |
| 09/27/1989 | EP0333876A1 Method of controlling robot depending upon load conditions |
| 09/26/1989 | US4869106 Governor checkout apparatus and method |
| 09/26/1989 | CA1260759A1 Bi-phased fluid pump feeder device, and hydrocarbon production installation using said device |
| 09/26/1989 | CA1260578A1 Electric motor servo control system and method |
| 09/13/1989 | EP0331749A1 Synchronization control of spindle motor and feed motor |
| 09/05/1989 | US4864200 Motor speed control apparatus |
| 08/30/1989 | EP0330162A2 Laboratory centrifuge |
| 08/30/1989 | CN2043772U Motor manostat for small-sized tractor |
| 07/27/1989 | DE3800900A1 Circuit arrangement for controlling the rotational speed of a hydrostatic machine |
| 07/25/1989 | US4851754 Velocity control system |
| 07/13/1989 | DE3744275A1 Mechanical speed governor for an internal-combustion engine having an adjustable degree of irregularity |
| 06/29/1989 | DE3841386A1 Constant speed of travel control device |
| 06/29/1989 | DE3840295A1 Method for protecting centrifugal separators against overspeeding |
| 06/21/1989 | EP0320513A1 Method for regulating the rotation velocity of a heat engine |
| 05/02/1989 | US4827201 Digital servo system for motor driven apparatus |
| 05/02/1989 | US4827200 Velocity control unit of detecting head |
| 04/11/1989 | US4821168 Control system with improved robustness to disturbances |
| 04/06/1989 | WO1989003078A1 Rotation speed regulator for heat engine |
| 04/04/1989 | CA1252205A1 Method and apparatus for producing special motion effects in video recording and reproducing apparatus |
| 03/28/1989 | US4816734 Speed control system |
| 03/23/1989 | WO1989002624A1 Method of controlling robot depending upon load conditions |
| 03/23/1989 | WO1989002618A1 Synchronization control of spindle motor and feed motor |
| 03/09/1989 | WO1989002187A1 Engine governor eddy-current damper mechanism and method |
| 02/21/1989 | US4805474 Structure for supporting governor shaft of automatic transmission |
| 02/16/1989 | DE3825376A1 Vorrichtung fuer die geschwindigkeitsregelung eines fahrzeugs Device for cruise control of a vehicle |
| 02/15/1989 | CN2032715U Guy speed-regulating disk mechanism for material tester |
| 02/14/1989 | US4804894 Motor rotation servo control apparatus |
| 02/09/1989 | DE3725270A1 Sliding sleeve for a speed governor |
| 01/18/1989 | EP0299072A1 Rotation speed regulator for heat engine |
| 01/10/1989 | US4797074 Governor device |
| 01/10/1989 | US4796581 Centrifugal rpm governor for internal combustion engines |
| 01/10/1989 | CA1248609A1 Control device for controlling an engine of a turbine power system having more than one engine |
| 01/04/1989 | EP0297879A2 Motor speed controller for a pressure fluid-operated motor |
| 01/03/1989 | US4794899 Correction spring capsule for injection devices of internal combustion engines |
| 12/27/1988 | US4793309 Engine governor eddy-current damper mechanism and method |
| 12/20/1988 | US4791951 Governor for hydraulically controlled automatic transmission |
| 11/24/1988 | DE3716174A1 Mechanical Speed Governor with Mass Compensation |
| 11/17/1988 | WO1988008924A1 Method for regulating the rotation velocity of a heat engine |
| 11/01/1988 | US4781872 Method of mold opening/closing speed control |
| 09/20/1988 | US4771621 Speed control apparatus for equipment for continuous processing of steel plates |
| 09/15/1988 | DE3645016A1 Method and circuit arrangement for limiting the rotation speed of an electric motor, especially in the case of a model railway |
| 09/06/1988 | US4768482 Automatic control and fuel saving means for internal combustion engines |
| 08/24/1988 | EP0279057A2 Device for limiting the number of revolutions of a combustion engine driving a vehicle |
| 08/24/1988 | CN87100635A Method and device for speed control of railway transport facilities |
| 07/28/1988 | WO1988005568A1 Rotation speed regulator for heat engine |
| 07/27/1988 | EP0275976A2 Casting machine control |
| 07/27/1988 | CN87212740U Electronic speed controlling device |
| 07/26/1988 | US4760537 System for analyzing laser beam profiles |
| 07/26/1988 | US4760529 Smooth stop control system |
| 07/13/1988 | CN87107593A Digital servo |
| 06/29/1988 | CN87103841A Speed control apparatus and method for braiding machine |
| 06/21/1988 | US4751888 Pulse generator for a sewing machine drive |
| 06/09/1988 | DE3641156A1 Centrifugal governor |
| 06/07/1988 | US4748814 Electric power generating plant |
| 05/31/1988 | US4748555 Control unit for a moving body |
| 05/18/1988 | EP0139982B1 Control circuit for a road vehicle |
| 05/17/1988 | US4745563 Method of detecting the speed of a motor |
| 05/10/1988 | US4743812 Boost/buck DC/DC converter |
| 05/10/1988 | US4743072 Vehicle braking system |
| 05/05/1988 | DE3636933A1 Mechanical governor for internal combustion engines |
| 05/03/1988 | US4742285 Full follow-up type servo-system |
| 04/20/1988 | CN87213923U Speed controller with socket timer |
| 04/12/1988 | US4737915 Power train control method |
| 04/06/1988 | EP0262952A2 Digital servo system for motor driven apparatus |
| 04/06/1988 | CN87211967U Detecting head of electromagnetic angular desplacement sensor |
| 04/05/1988 | US4735273 Fixed speed cruising control apparatus for a vehicle |
| 04/05/1988 | US4735180 Centrifugal adjuster for a fuel injection pump governor |
| 03/29/1988 | US4734630 Method and apparatus for phase comparison adapted to produce an error signal against an input signal having a relatively wide range of phase and frequency variation |
| 03/22/1988 | US4733155 Speed control unit for an aircraft generator |
| 03/22/1988 | US4733149 Adaptive control system |
| 03/22/1988 | US4733144 Electronic digitized proportional-integral controller |
| 03/15/1988 | US4731568 Error signal generator |
| 03/01/1988 | US4727927 Casting machine control |
| 02/17/1988 | CN86105252A Method and apparatus for controlling movable part and stationary part |
| 02/16/1988 | US4725969 Constant-speed driving system |
| 02/09/1988 | US4724366 For digitally controlling the supply of power |
| 02/02/1988 | US4723213 Control device for vehicle speed |
| 01/07/1988 | EP0250684A1 Internal combustion engine equipped with a torque controller |
| 01/05/1988 | US4717976 Apparatus using disc-shaped record bearing medium |
| 01/05/1988 | US4717969 Apparatus for detecting servo-lock state in rotation of rotary recording medium |
| 01/05/1988 | US4716807 Speed control apparatus and method for braiding machine |
| 01/05/1988 | US4716789 Drive control device for vehicles |
| 12/16/1987 | EP0249465A1 Motor rotation control apparatus |
| 12/15/1987 | US4713764 Transmission control apparatus and method for vehicle traveling uphill or downhill |
| 12/10/1987 | DE3618844A1 Method for limiting the speed of an internal combustion engine |
| 12/09/1987 | CN86207996U Self-adaptation control system for optimum rotation speed in self-grinding process |
| 12/02/1987 | EP0247206A1 Speed control system |
| 11/17/1987 | US4706627 Speed governor for injection pumps in internal combustion engines |