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3729668 APARATUS FOR CONTROLLING THE DISPLACEMENT OF AN OBJECT BETWEEN ANY TWO POINTS  
Apparatus for displacing an object between any two points along a predetermined path, according to a given law of motion, wherein a signal representing the actual speed of said object is compared...
3710086 SERVO SYSTEM EMPLOYING SWITCHING TYPE FEEDBACK  
The invention provides a servo control system, capable of either a continuous or discontinuous operating mode, which utilizes sign-switched integration circuit to obtain extremely fast response...
3701889 VARIABLE-STRUCTURE AUTOMATIC CONTROL SYSTEM  
This disclosure relates to a variable-structure automatic control system of improved design wherein a measure of the instantaneous distance between the actual system operating point in a phase...
3699720 ADAPTIVE CONTROL FOR A GRINDING MACHINE  
An apparatus for use on a grinding machine for adaptively controlling the grinding process. The grinding process is initiated by a coarse-feed motion of a grinding tool into a workpiece. A gaging...
3700379 MOTOR DRIVE POSITION MOVEMENT PROFILE CALIBRATION  
A slowdown profile calibration method and apparatus for a position regulated motor drive system is disclosed, including a programmed digital computer as the position controlling component of such a...
3699555 APPARATUS FOR RAPID ACTION DISPLACEMENT CONTROL  
A transducer carriage for multiple, movable heads in a multiple disk file is displaced from one position to another one by a linear motor, whose stator is also mounted on a carriage for recoilless...
3684873 METHOD AND APPARATUS FOR ADAPTIVE PROGRAMMED CONTROL OF A TURNING MACHINE TOOL  
The deviation Xu of the actual contour of a workpiece from the finished programmed contour is derived during each of the processing cycles at the end of each programmed processing section. The...
3671727 ADAPTIVE CONTROL  
To provide control for an automatic processing operation which is self-adapting to changes in operating conditions during the processing operation, selected combinations of the operating conditions...
3668494 CONSTANT DISPLACEMENT STOPPING CONTROL  
Stopping of a d-c servo motor is effected in two phases, during the first of which the velocity is brought to half its initial value after initiation by a stop signal. A reference single shot and a...
3665493 ADAPTIVE NUMERICAL CONTROL SYSTEM FOR A MACHINE TOOL  
While the path of a milling machine cutter with respect to a workpiece is controlled from prerecorded information by a conventional numerical control system, the rate of feed of the cutter along...
3657524 DUAL MODE PROCESS CONTROL WITH CONTINUOUS FEEDBACK DURING COARSE MODE  
Dual mode process control having a coarse mode employing feedforward to change the process at a time-optimal rate to a new condition, and having a fine mode employing feedback for maintaining the...
3655954 CLOSED LOOP CONTROL SYSTEM WITH AUTOMATIC VARIATION OF ITS REGULATING FEEDBACK AMPLIFICATION  
In a closed-loop control system the regulated system portion has a number (n) of integration members. The regulator feedback which is connected between output and input of the regulated system...
3651392 BANG-BANG MIRROR POSITION SERVOMECHANISM CONTROLLING A LASER SCANNING DEVICE FOR USE IN A TRACK-FOLLOWING MACHINE  
Apparatus for steering a light beam, suitable for use in a track-following machine, in which two steering mirrors are each controlled by a servomechanism which determines the position of the mirror...
3634664 ADAPTIVE AND MANUAL CONTROL SYSTEM FOR MACHINE TOOL  
A control system for milling machines, and like metal-cutting machines, adapted to control the operation of the milling machines, at the option of an operator, in either a manual or an adaptive...
3633086 CLOSED-LOOP REGULATING SYSTEM FOR A CONTROL CIRCUIT WITH A CONTROL DRIVE  
A closed-loop regulating system comprises a regulator and a control drive limited in speed and acceleration. The control drive includes a position regulator. A subsidiary control loop controls the...
3629560 APPARATUS FOR CONTROLLED DECELERATION IN NUMERICAL POSITIONING  
A control system wherein a supervising computer is operable to observe acceleration and deceleration characteristics of the particular control system and then to compute optimum deceleration points...
3622767 ADAPTIVE CONTROL SYSTEM AND METHOD  
A control system of the adaptive type in which the applicable control law is chosen from a finite set of possibilities, with changes between the control laws being effected dependent upon the...
3617725 CONTROL CHANNEL FOR AN OPTIMIZING CONTROL SYSTEM  
A control channel circuit for a control system utilizing more than one channel is disclosed wherein orthogonal modulation signals are provided for each control channel. In each control channel...
3614398 LINEAR EMBEDDED NONLINEAR ADAPTIVE PROCESSOR  
This invention relates to nonlinear processors and more particularly to the utilization both during training and execution of linear subprocessors which are selected and employed in dependence upon...
3611100 SERVOCONTROL METHODS AND APPARATUS FOR COMPLEX SYSTEMS  
Improved servocontrol methods and apparatus are provided for adjusting one or more operating parameters in a regulated system having a gain-dependent characteristic and a time-dependent...
3601588 METHOD AND APPARATUS FOR ADAPTIVE CONTROL  
The invention is for a method of self-adaptation of a feedforward type of model incorporated online in a control system supplying "anticipatory" control to a dependent system variable based on the...
3596643 AUTOMATIC OPTIMUM-POWER-SEEKING CONTROL SYSTEM  
The power output of a power-producing machine may be optimized by continuously varying the fluid pressure applied to an actuator which oscillates the setting of an adjustable machine variable about...
3590355 DIGITAL POSITIONING MOTOR CONTROL FOR AN ELEVATOR  
An elevator control system having an encoder connected to the elevator cable drum shaft that provides output signals indicating the exact position of elevator travel. The output of the encoder is...
3575362 ADAPTIVE MISSILE CONTROL SYSTEM INCORPORATING A SUPERVISORY LOOP  
An adaptive missile control system having a supervisory loop operative during high speed and low altitude of the missile in which high dynamic pressures are effective on the control surfaces...
3571578 DIGITAL ADAPTIVE CONTROL SYSTEM SENSOR  
A damping sensor that counts the number of signal half cycles of an adaptive mode signal between the occurrence of a transient signal exceeding a selected threshold level and the time at which...
3555252 LEARNING CONTROL OF ACTUATORS IN CONTROL SYSTEMS  
A learning control technique which learns the characteristics of actuators, such as electric drive units, and provides actuator signals based on them. The command signal, which is related to the...
3548172 ADAPTIVE CONTROL SYSTEM FOR NUMERICALLY CONTROLLED MACHINE TOOL  
3546558 OPTIMISING APPARATUS  
3536978 AUTOMATIC CONTROL  
3526903 ADAPTIVE SERVO CONTROL SYSTEM FOR MACHINE TOOLS  
3517170 SYSTEM OR APPARATUS FOR OPTIMIZING THE OPERATION OF A COMBUSTION PROCESS  
3506896 SELF ADAPTIVE CONTROL SYSTEM WITH MEANS FOR AUTOMATICALLY MATCHING CONTROL SYSTEM PARAMETERS TO CHANGES IN PARAMETERS OF A CONTROLLED PROCESS  
3505577 ADAPTIVE CONTROL FOR SHIP STEERING WHEREBY SYSTEM IS LESS SENSITIVE IN ROUGH SEA  
3504247 NON-LINEAR SERVO-CONTROL  
3504248 DUAL CHANNEL SERVO SYSTEM HAVING TORQUE EQUALIZATION  
3492550 APPARATUS FOR COMPENSATING RECORDED PHASE MODULATED CONTROL SIGNALS FOR USE IN A MULTIAXES SERVO  
3482155 TIME OPTIMAL SERVO CONTROL SYSTEM  
3476335 PSEUDO CONTROL STICK STEERING SYSTEM FOR AIRCRAFT HAVING A DAMPER SYSTEM  
3460013 SELF-ADAPTIVE CONTROL SYSTEM  
3458784 ADAPTIVE SERVO CONTROL FOR AN AUTOPILOT  
3456172 AUTOMATIC CONTROL APPARATUS FOR AIRCRAFT  
3454749 ERROR ADAPTIVE CONTROL SYSTEM  
3448362 STEP MOTOR CONTROL SYSTEM  
3446946 POWER-MOMENT SELF-ADAPTIVE CONTROL SYSTEM  
3436035 AIRCRAFT CONTROL APPARATUS  
3435422 SELF-ORGANIZING SYSTEM  
3435314 ELECTRONIC HIGH SPEED DEVICE INCREMENTING CONTROL CIRCUITRY  
3435310 ELECTRONIC HIGH SPEED STRIP RECORD ACCESSING CONTROL CIRCUITRY  
3434055 A.C. BRIDGE CIRCUIT FOR DETERMINING THE OPTIMUM OPERATING CONDITION OF A D.C. GENERATOR  
3428791 NON-INJECTION SELF-ADAPTIVE CONTROLLER