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7559140 |
Method for mounting multishaft servo amplifier module
In a method for mounting a plurality of multishaft servo-amplifier modules, each of which has an identical shape and an identical function to each other and carries semiconductor power elements, on...
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7526362 |
Remote robot control method using three-dimensional pointing procedure and robot control system using the remote robot control method
A remote robot control method using a three-dimensional pointing procedure and a robot control system using the remote robot control method. The robot control system controls a robot in response to...
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7301297 |
Synchronous control device
An ‘interval’ in which the synchronization status between the movable axes subject to synchronous control is monitored, an equation between the movable axes in the ‘interval’, and an...
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7215089 |
Threading/tapping control apparatus
A workpiece is rotated by a master motor and a tool is linearly moved by a slave motor to cut a thread in the workpiece. Position feedback of the master motor is multiplied by a coefficient K and...
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7119514 |
Inverter
An inverter has a measuring part that measures an operating time such as the time interval from when a command to start a specified operation by an associated system until a signal indicating the...
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7026784 |
Inverter
An inverter has a measuring part that measures an operating time such as the time interval from when a command to start a specified operation by an associated system until a signal indicating the...
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6147469 |
Communication method for machine controller
A communication apparatus and method provides communication in a controller of an industrial machine which is not affected by disconnection of cables, external electrical noise, nor complicated...
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6144183 |
Motor driving system and motor driving control unit
A motor driving system comprises a plurality of motor driving control units each for controlling a motor and a controller for issuing a control command to a motor driving control unit. The...
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6069465 |
Group control system for light regulating devices
The invention relates to a control system (1) for light regulating devices such as blinds or shades. The control system comprises a control unit (6, 6') for connecting to a motor drive (7) of a...
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5900710 |
System for coupling control columns
The present invention relates to a system for coupling at least two control columns (2A, 2B) of a control device (DC) of a machine, especially an aircraft. The coupling system includes for each of...
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5539294 |
Position detector for remote control system
A remote control system for controlling the actuation of control levers through an actuator unit from a remote location by a moveable operator. The system includes a control position detector for...
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5350326 |
Hydraulic pressure generating device for power steering apparatus for outboard engine
A power steering apparatus for steering an outboard engine on a boat has a hydraulic cylinder unit for angularly moving a steering arm of the outboard engine, and a hydraulic pump actuatable by a...
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5059882 |
Electromechanical control device usable for piloting a vehicle
An electromechanical control device is disclosed usable for piloting a vehicle, comprising a piloting control stick articulated on a support via an articulation with two degrees of freedom and so...
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4988937 |
Synchronous control system and method therefor
A synchronous control system for a pair of spindles of a machine tool including a master spindle and a slave spindle. Current positions of the main spindles are detected, and a deviation between...
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4888538 |
System for remote transmission of angular position and force between master and slave shafts
Disclosure is made of a system for remote transmission of the angular position and force between the master and slave shafts, which includes master and slave synchronous machines (1,2) whose shaft...
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4772836 |
Motorized electric control device
The present invention relates to a motorized electric control device provided with a joystick (14), characterized in that it comprises two electrtic torque motors (4, 5) whose axes of rotation are...
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4567417 |
Actuator
The invention relates to an actuator and to its application to the position servocontrol for a master-slave remote manipulator. The actuator comprises a box or case in which are housed an electric...
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4484121 |
Servocontrol by ultrasonics of the relative position of two mechanical components
A servocontrol permits the alignment of a slave mechanical component with a master mechanical component. A probe measures its distance from the master component and another probe measures it...
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4405884 |
Shaft position synchronization means for multiple synchronous induction motors
The exact shaft angle position synchronization of two or more ordinary synchronous induction motors is provided. One motor, serving as the master, is powered directly from a source of alternating...
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4325014 |
Automatic control unit for a wind-following rotor
A control unit for automatically controlling the angular position of a reversible, motorized device, such as an antenna rotor, in response to a signal from an external sensor, such as a...
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4131839 |
System for multistation remote position indication and control
A system is provided for multistation remote position indication for remotely controlling and indicating the position of a motor driven positioning system, particularly an antenna rotor, at...
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4095160 |
Control arrangement for causing track supported implement to remain in parallelism with itself
A control arrangement, especially for use with a track supported implement, having an elongated beam with carriages at the opposite ends supported on respective tracks in which pick-up elements on...
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4093904 |
Multi-axis motion generator utilizing feedforward control
Apparatus for generating synchronized multi-axis intermittent motion utilizing electronic encoding, memory and a position control system having feed-forward control. A plurality of slave shafts are...
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4084118 |
Synchrotransmission system controlled by Hall effect
A system for the synhchrotransmission of angular position data between two rotating shafts, using, as the transmitter and receiver, two two-phase Hall effect motors, of which each rotor 2, 52 has a...
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4077000 |
Directional antenna azimuth control system
A system for selectively aiming a directional receiving antenna in one of a plurality of different directions respectively associated with a plurality of broadcast transmitters differently located...
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4072887 |
Apparatus for adjusting the mutual distances of several elements arranged side by side, particularly pairs of blades for the straight-line cutting of sheet material
An apparatus for adjusting the mutual distance of several movable elements placed side by side wherein control means are provided to insure that the various movable elements move in a transposition...
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4056763 |
Device for controlling a mechanical element with effort return
A reversible mechanical unit of the "slave" type comprising a motor element and position detector is controlled by an assembly which delivers command signals relating to the positions of the motor...
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4054825 |
Control arrangements
A control arrangement is described for angularly positioning a member such as an aerial structure in which a potentiometer has a continuous circumferential winding with two sets of tappings of at...
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4023080 |
Phase synchronizing circuit
A circuit for synchronizing a motor at the receiving end of a communication link with one at the transmitting end thereof, the circuit preventing an indication of synchronization until the...
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4020407 |
Control system for tracking a moving target
A digital electronic control system is provided for tracking a target and for directing an aiming system such as a gun. The control system comprises digital circuitry for determining the aiming...
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3982165 |
Apparatus for digitizing and plotting
An apparatus capable of digitizing or plotting coordinate locations and lines utilizes an automatically controlled carriage that is translated over the supporting surface of a digitizing and...
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3980938 |
Scale control device for use in profiling machine tool
There is disclosed a scale control device for use in a profiling machine tool, which comprises: relative displacement detecting means detecting a relative displacement and a displacing direction of...
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3969662 |
Measuring the angular position of a shaft
A system for measuring the rotation of a shaft without direct mechanical connection to it uses a digital system to maintain a second shaft that connects to a cylindrical chart recorder in a...
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3911336 |
Plural motor drive including a servo motor control system
The present invention relates to a servo motor control system in which an electric motor is instantaneously energized by movement of a relatively weak servo motor of the type normally actuated by...
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3865063 |
ELECTRICAL STEERING SYSTEM FOR BOATS
There is disclosed a control system for electronically controlling a boat powered by a conventional twin screw inboard-outboard drive system. The boat is maneuvered by a plurality of reversible...
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3851238 |
PHASE-LOCKED SERVO SYSTEM
A phase lock servo system for synchronizing the rotation of a slip ring assembly with the rotation of an air bearing table so that a minimum of torque will be imparted through cables extending from...
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3849713 |
POSITION DETECTING AND MAINTAINING DEVICE
A position detecting and maintaining apparatus for use between a movable article and a movable base member. Track means are provided and extend parallel to the direction of movement of the movable...
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3828237 |
FUEL-AIR RATIO CONTROLLER
An electronic valve characterizer for fuel-air ratio control wherein the primary valve may be arbitrarily set and the secondary valve or valves are actuated by a slave motor or motors to a...
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3711758 |
DEVICE FOR REMOTE-CONTROLLED RECIPROCAL EMISSION, TRANSMISSION AND RECEPTION OF MECHANICAL INFORMATION
In a device for the remote-controlled reciprocal emission, transmission and reception of mechanical information between two identical modules, each module comprises a position reader provided with...
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3707305 |
AUTOMATIC SPRAY FLUID CONTROL DEVICE
An automatic fluid control device designed to be combined with spray apparatus for controlling the flow of insecticide, fertilizer and the like is provided. The fluid control provides a valve...
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3689822 |
MOTOR CONTROLLED AUTOMATIC LEVELLER CIRCUIT
An electrical circuit provides automatic levelling to maintain two movable bodies in the same relative positions with respect to each other. When the position of one body changes in a given plane,...
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3649900 |
REMOTE CONTROL FOR A STEPWISE ADJUSTABLE DEVICE, ESPECIALLY TURNTABLE FOR TOY AND MODEL RAILROADS
A remote control device for an installation having a reversible electric motor. The device has a control element which is adjusted manually and a follower element which is driven step wise in a...
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3644816 |
MANUAL AND AUTOMATIC MASTER-SLAVE CONTROL SYSTEM
A control system including a slave member and a master member for maintaining the slave member in alignment with the master member in response to the movements thereof. Means are provided for...
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3644027 |
RANDOM SELECTION SYSTEM FOR A SLIDE PROJECTOR
The random selection system consists of an attachment unit which is detachably mounted on the housing of the slide projector, a remote control unit which is separate and remote from the slide...
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3628117 |
AUTOMATIC LEVELLER SWITCHING SERVOMOTOR CONTROL CIRCUIT
An automatic levelling device is employed to maintain two movable bodies in the same relative positions with respect to each other. When the position of one body changes in a given plane, motor...
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3628113 |
CONTROLLED CAGING AND UNCAGING MECHANISM
A positioning mechanism intended for remote locking and releasing of instruments having a geared down motor driving a cam, the direction and duration of motor rotation being controlled by a...
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3622854 |
NEEDLE STOP APPARATUS FOR SEWING MACHINE
A needle stop apparatus for use in a motor-driven sewing machine, in which the needle of the sewing machine is automatically stopped at a predetermined position by turning off a controlled...
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3544876 |
FORCE REBALANCE SERVO SYSTEM INCLUDING A UNIQUE TWO WIRE TRANSMISSION LINE AND TRANSISTOR CONTROL CIRCUIT
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3529219 |
CIRCUIT CONTROL INSTRUMENT WHERE ONE TRANSMITTER FOLLOWS ANOTHER
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3454855 |
STEPPING SERVO IN WHICH A FIRST TRANSMITTER IS ADVANCED AND A SECOND FEEDBACK TRANSMITTER FOLLOWS
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