Patents for G05D 3 - Control of position or direction (13,741) |
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10/26/1976 | US3988657 Inductive device for precisely positioning a movable member |
10/12/1976 | US3986088 A. C. motor control apparatus and method |
10/12/1976 | US3986087 A.C. motor control apparatus and method |
10/12/1976 | US3986007 Method and apparatus for calibrating mechanical-visual part manipulating system |
10/05/1976 | US3984677 Photo-electric conversion element and a method for detecting object image visibility employing the same and also a device therefor |
10/05/1976 | US3984006 Automatic assembly control system |
10/05/1976 | US3983961 Transducer for servomechanisms |
09/21/1976 | US3982124 Electro-optical feedback signal producing apparatus |
08/31/1976 | US3978387 Analog signal comparator |
08/31/1976 | US3977223 Hot strip mill tension control |
08/17/1976 | US3974699 Angular position sensing and control system, apparatus and method |
08/10/1976 | US3974374 Device for positioning and punching platemaking films |
08/03/1976 | US3972432 Method for rotationally positioning a welded steel pipe in response to a seam section thereof and an apparatus for positioning the same |
07/20/1976 | US3970910 Weld tracking mechanism |
07/20/1976 | US3970845 Pulse discriminator circuit |
07/13/1976 | US3969664 Monitor systems |
06/29/1976 | US3967110 Automatic focusing system |
06/29/1976 | US3967109 Automatic focusing system |
06/29/1976 | US3967108 Automatic focusing system |
06/15/1976 | US3964094 Servo information pattern for rotating head magnetic tape unit independent of amplitude |
06/15/1976 | US3963970 Control circuit for servo-motors |
06/08/1976 | US3962663 Inductive position determining device |
05/18/1976 | US3958179 Wide band ac modulated control networks |
05/11/1976 | US3956680 Electric copying control device for chip removing machine tools |
04/27/1976 | US3953774 Control method of a DC motor |
04/13/1976 | US3949696 Marine steering arrangement |
04/13/1976 | US3949582 Positioning servo and controlled mechanism |
03/30/1976 | US3947689 Automatic system for precise collimation of radiation |
03/16/1976 | US3944902 Point by point positioning apparatus |
02/24/1976 | US3940677 Direct-current stepping motor drive system |
02/24/1976 | US3940676 Damping control for positioning apparatus |
02/24/1976 | US3939742 Method and apparatus for automatically cutting fabrics and the like |
02/17/1976 | US3939389 Positioning control apparatus |
02/10/1976 | US3938016 Actuator position control |
02/03/1976 | US3936649 Method and apparatus for use in position determining |
01/27/1976 | US3935524 Circuit arrangement for detecting voltage differences |
01/27/1976 | US3935523 Non-minimum phase linear controller for hydraulic mechanisms |
01/20/1976 | US3934187 Device for the accurate positioning of an object holder in relation to the elements of a particle-type optical system, and a particle-type optical system equipped with said device |
01/20/1976 | US3932962 Control apparatus for a machine for grinding the edges of a workpiece |
01/13/1976 | US3932703 Image motion and change transducers and systems controlled thereby |
01/06/1976 | US3931531 Overlapped signal transition counter |