| Patents for G05D 3 - Control of position or direction (13,741) |
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| 04/17/1984 | CA1165870A1 Device for locating a desired information track |
| 04/12/1984 | WO1984001453A1 Control and force-sensing method and apparatus for motors |
| 04/12/1984 | WO1984001445A1 Valve converter/positioner with remote feedback and memory |
| 04/11/1984 | EP0105203A2 A motion control system with adaptive deceleration |
| 04/11/1984 | EP0105086A2 Interfacing system for position sensing transducers |
| 04/10/1984 | US4442391 Automatic control system for position following and reciprocating motion of a controlled object |
| 04/10/1984 | US4442390 Feedback system for a linear actuator |
| 04/10/1984 | US4441853 Disc orienting device |
| 04/04/1984 | EP0105033A1 Control means for a direct current motor |
| 04/03/1984 | US4440150 Heliostat control |
| 04/03/1984 | CA1165022A1 Position controlled elevator door motion |
| 03/28/1984 | EP0104113A1 Process and appliance for laterally positioning a member in relation to a seam formed between two metallic surfaces and presenting discontinuities |
| 03/27/1984 | US4439825 Position regulation system containing a digital incremental measuring apparatus |
| 03/27/1984 | US4439799 Apparatus for reproducing information recorded in a plurality of adjacent tracks |
| 03/27/1984 | US4439716 Compensation apparatus for an electrohydraulic servovalve |
| 03/27/1984 | US4439715 Apparatus for accurately moving a body in accordance with a predetermined motion |
| 03/21/1984 | EP0103493A1 Improved bang-bang controlled velocity command generator |
| 03/21/1984 | EP0103492A1 Cylinder crossing detector for disc drive |
| 03/21/1984 | EP0103463A2 Apparatus and method for positioning subsequent recordings on a video tape relative to an existing recording |
| 03/20/1984 | US4438463 Tracking control system |
| 03/20/1984 | US4438398 Position detecting signal generator |
| 03/14/1984 | EP0102684A1 Fluid actuator with feedback mechanism |
| 03/13/1984 | US4435991 Potentiometer drive for displacement transducer of reciprocating unit |
| 03/06/1984 | US4434686 Adjusting apparatus |
| 03/06/1984 | CA1163348A1 Control system for doser actuator |
| 02/22/1984 | EP0101051A2 Method of position control by DC servomotor |
| 02/21/1984 | US4433402 Reference signal detection circuit in a rotary recording medium reproducing apparatus |
| 02/21/1984 | US4433350 Tracking error detection system in a magnetic reproducing apparatus |
| 02/21/1984 | US4433275 Three-dimensional tracer control system |
| 02/14/1984 | US4432033 Power source for a solenoid controlled fluid pressure device |
| 02/14/1984 | US4432026 Apparatus and method for determining read head position |
| 01/24/1984 | US4428003 Periodical signal detection circuit in a reproducing apparatus |
| 01/17/1984 | CA1160757A1 Automatic assembly system |
| 01/10/1984 | US4425076 Process and apparatus for automatic positioning of a substrate on a worktable |
| 01/10/1984 | CA1160337A1 Tracking control system |
| 01/04/1984 | EP0097435A2 Sampling control method and apparatus |
| 01/04/1984 | EP0097208A1 Head positioning system with automatic gain control |
| 01/03/1984 | US4424569 Method and apparatus for a numerical control device for controlling a machining device having a plurality of tools |
| 01/03/1984 | US4423959 Positioning apparatus |
| 12/27/1983 | US4423447 Head positioning mechanism for magnetic disc memory device |
| 12/27/1983 | US4423361 Mechanical drive apparatus for providing linear motion in response to electrical drive signals |
| 12/21/1983 | EP0096304A2 A shaft encoder having a circuit for diagnosing abnormalities |
| 12/21/1983 | EP0096224A1 Positioning method for mask set used in IC fabrication |
| 12/20/1983 | US4422026 Servo control arrangement utilizing alternately energized light sources and a single photodetector |
| 12/20/1983 | US4422025 Control circuit |
| 12/13/1983 | US4420778 Head tracking control system for a helical scan VTR |
| 12/13/1983 | US4420261 Optical position location apparatus |
| 12/13/1983 | US4419981 Sun tracking apparatus |
| 12/07/1983 | EP0095924A1 Measurement method, and apparatus therefor |
| 12/07/1983 | EP0095735A2 Device for limiting the steering signal for a servo motor |
| 12/06/1983 | US4418810 Clutch control system |
| 11/29/1983 | US4418371 Rolling bias spring |
| 11/29/1983 | US4418305 Velocity feedback circuit |
| 11/29/1983 | CA1157941A1 Method and apparatus for locating a movable servo controlled member during position signal drop-out |
| 11/24/1983 | WO1983004133A1 Sector servo seek control |
| 11/23/1983 | EP0094712A1 Control voltage generating circuit for a piezoelectric element of a positioning device |
| 11/16/1983 | EP0094313A1 Adaptive misposition correcting method and apparatus for magnetic disk servo system |
| 11/15/1983 | US4415939 Head positioning servo for disk drive |
| 11/02/1983 | EP0092937A1 Three phase variable frequency constant torque controllers for high torque servo positioners |
| 10/26/1983 | EP0092378A1 Position control apparatus and method |
| 10/26/1983 | EP0092206A2 Amplifier with broad dynamic range and improved power efficiency |
| 10/25/1983 | US4412259 Magnetic recording and/or reproducing apparatus having a rotary head tracking control device |
| 10/25/1983 | US4412165 Sampled servo position control system |
| 10/25/1983 | US4411507 Position control device for movable member |
| 10/19/1983 | EP0091764A1 Head positioning apparatus |
| 10/18/1983 | US4410951 Positioning apparatus |
| 10/18/1983 | US4410918 Helical scan VTR with deflectable head |
| 10/18/1983 | CA1155523A1 Motion control apparatus |
| 10/12/1983 | EP0091211A2 Adjusting apparatus |
| 10/12/1983 | EP0091199A1 Projection alignment apparatus |
| 10/12/1983 | EP0091106A1 Process for eliminating undesired appearances of diffraction and/or interference, as well as process and apparatus for aligning |
| 10/11/1983 | US4409531 Method and a device for increasing the linearity of a servo system |
| 10/11/1983 | CA1155200A1 System for controlling the movement of a movable gun and turret |
| 10/05/1983 | EP0090159A2 Small-object location utilizing centroid accumulation |
| 10/04/1983 | US4408312 Rotary recording medium reproducing apparatus with a tracking control defeating circuit for rapid track access |
| 10/04/1983 | US4408148 Controller for a lockable servo motor |
| 09/27/1983 | CA1154521A1 Angular position controller |
| 09/27/1983 | CA1154520A1 Rotational positioning of an object |
| 09/27/1983 | CA1154519A1 Valve position monitor and control system |
| 09/27/1983 | CA1154518A1 Bridge positioning device |
| 09/21/1983 | EP0089156A1 Method and apparatus for controlling acceleration and/or deceleration |
| 09/21/1983 | EP0088792A1 A device for correcting of backlash in drive mechanisms comprising a screw and a nut |
| 09/20/1983 | US4405883 Apparatus for stopping rotation of tape reels |
| 09/20/1983 | US4405238 Alignment method and apparatus for x-ray or optical lithography |
| 09/20/1983 | US4405204 Positioning control device |
| 09/13/1983 | US4403859 Photoelectric incremental measuring apparatus |
| 09/13/1983 | US4403829 Angle adjusting arrangement for adjusting an element about two axes |
| 09/13/1983 | US4403563 Electric sewing machine driving apparatus |
| 09/13/1983 | CA1153807A1 Control apparatus for roll grinders |
| 09/07/1983 | EP0087812A2 Method and apparatus for position control of electric motor |
| 09/07/1983 | EP0087718A1 Tracking servo control unit for an information reproducing apparatus |
| 09/06/1983 | US4403180 Position controlling device |
| 09/06/1983 | US4403179 Control system for stopping spindle at predetermined rotational position |
| 09/06/1983 | CA1153465A1 Constant bandwidth automatic gain control |
| 08/30/1983 | US4402023 Tracking control system in a magnetic recording and/or reproducing apparatus |
| 08/30/1983 | US4402022 Tracking control system in a magnetic reproducing apparatus |
| 08/30/1983 | US4401932 Synchro-to-step data converter |
| 08/23/1983 | US4400747 Servo system for data storage apparatus |
| 08/23/1983 | CA1152638A1 Memory disc addressing device |
| 08/17/1983 | EP0085745A2 Fine rotation mechanism |