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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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3548172 |
ADAPTIVE CONTROL SYSTEM FOR NUMERICALLY CONTROLLED MACHINE TOOL
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3546558 |
OPTIMISING APPARATUS
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3536978 |
AUTOMATIC CONTROL
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3526903 |
ADAPTIVE SERVO CONTROL SYSTEM FOR MACHINE TOOLS
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3517170 |
SYSTEM OR APPARATUS FOR OPTIMIZING THE OPERATION OF A COMBUSTION PROCESS
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3506896 |
SELF ADAPTIVE CONTROL SYSTEM WITH MEANS FOR AUTOMATICALLY MATCHING CONTROL SYSTEM PARAMETERS TO CHANGES IN PARAMETERS OF A CONTROLLED PROCESS
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3505577 |
ADAPTIVE CONTROL FOR SHIP STEERING WHEREBY SYSTEM IS LESS SENSITIVE IN ROUGH SEA
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3504247 |
NON-LINEAR SERVO-CONTROL
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3504248 |
DUAL CHANNEL SERVO SYSTEM HAVING TORQUE EQUALIZATION
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3492550 |
APPARATUS FOR COMPENSATING RECORDED PHASE MODULATED CONTROL SIGNALS FOR USE IN A MULTIAXES SERVO
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3482155 |
TIME OPTIMAL SERVO CONTROL SYSTEM
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3476335 |
PSEUDO CONTROL STICK STEERING SYSTEM FOR AIRCRAFT HAVING A DAMPER SYSTEM
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3460013 |
SELF-ADAPTIVE CONTROL SYSTEM
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3458784 |
ADAPTIVE SERVO CONTROL FOR AN AUTOPILOT
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3456172 |
AUTOMATIC CONTROL APPARATUS FOR AIRCRAFT
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3454749 |
ERROR ADAPTIVE CONTROL SYSTEM
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3448362 |
STEP MOTOR CONTROL SYSTEM
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3446946 |
POWER-MOMENT SELF-ADAPTIVE CONTROL SYSTEM
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3436035 |
AIRCRAFT CONTROL APPARATUS
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3435422 |
SELF-ORGANIZING SYSTEM
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3435314 |
ELECTRONIC HIGH SPEED DEVICE INCREMENTING CONTROL CIRCUITRY
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3435310 |
ELECTRONIC HIGH SPEED STRIP RECORD ACCESSING CONTROL CIRCUITRY
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3434055 |
A.C. BRIDGE CIRCUIT FOR DETERMINING THE OPTIMUM OPERATING CONDITION OF A D.C. GENERATOR
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3428791 |
NON-INJECTION SELF-ADAPTIVE CONTROLLER
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