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Document Title |
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7586279 |
Actuator position switch
Methods and systems are disclosed for controlling the operation of a component according to the position of an actuated part of an actuator. In one illustrative embodiment, a position sensor is...
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7268511 |
Control for servo motors
A drive arrangement for positioning a positioning element is disclosed that includes an electric servo motor for driving the positioning element, a potentiometer for presetting a setpoint, an...
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7265512 |
Actuator with feedback for end stop positioning
Methods for operating an actuator including providing a position sensor and using the position sensor to provide end-stop functionality for the actuator. The actuator may have a motor controlled by...
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7070117 |
Feedback apparatus for air-conditioning actuator for vehicle
A feedback apparatus for a vehicle air-conditioning actuator is provided. The feedback apparatus includes a cover plate including a thin plate resistor formed on the bottom thereof, a small case...
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6918675 |
Mirror drive unit
An angle detection unit is provided with a pair of arms (temporary fixing mechanism) for temporarily fixing the angle detection unit to a power unit. The arms are fit to a cylinder portion...
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6853160 |
Air conditioning valve actuator for a motor vehicle
An air conditioning valve actuator for a motor vehicle operating on an electric step motor with a permanent magnet capable of delivering mechanical power at least equal to 50 mW, and a reduction...
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6809531 |
Digital potentiometer device
A digital potentiometer device has a potentiometer, coupled to a reference voltage, that generates a voltage that can be varied. A programmable scaling function scales the reference voltage and the...
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6771037 |
Actuator and family of actuators for a seat and method of manufacturing such an actuator
The invention relates to an actuator ( 22 ) for a seat, of the type comprising, on the one hand, a body ( 40 ) and a control element ( 38 ) displaceable relative to the body ( 40 ), under the...
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6674255 |
Remote controlled window treatment and/or lighting system
An improved window covering and lighting system for a window in a room includes a plurality of cornices, each cornice including a window covering supported by the cornice and movable between an...
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6657411 |
Position controller
When an adjustment switch is turned on, the input of an input changeover switch is switched from a lens controller to a test signal generating circuit. A motor operates in accordance with a test...
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6650080 |
Actuating mechanism for setting a manipulatable member in at least two degrees of freedom
An actuating mechanism for setting a manipulatable member in at least two degrees of freedom of movement. The actuating mechanism includes at least one drive motor, whose output shaft is...
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6639374 |
Method and device for controlling DC servomotor for driving rotating load
A method of controlling a DC servomotor for driving a driven member coupled by a wire to an operation member of a valve, wherein, at the start of a control, the motor is driven first to rotate the...
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6411059 |
Device for control of an electric compressor for an air-conditioning circuit
A device for control of an electric motor-driven compressor of an air-conditioning circuit has a control circuit and an inverter for applying a variable frequency to the electric motor for motor...
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6262553 |
Control for material spreaders
The present invention is a control system for a vehicle that utilizes a powered attachment such as a material spreader. Such a device requires the use of a high current drawing motor, which in turn...
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6131059 |
Steering angle middle point detecting device and power steering apparatus
The present invention provides a steering angle middle point detecting device which does not need a torque sensor, can detect a steering angle middle point with high precision without being...
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6114820 |
Power window apparatus having safety unit
A power window apparatus is provided for detecting pinching in accordance with the opened/closed position of the window and a state of rotation of a motor, the apparatus having a position sensor...
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6094027 |
Vehicle memory mirror position transducer
A memory actuator is provided for a rearview mirror system having a reflective element and a controller. The memory actuator includes a housing and at least one positioning member extending from...
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6060856 |
Motor operated valve apparatus
DC motor-driven valve apparatus, comprising, in combination a valve unit having fluid input and output porting, the valve unit having a valve shaft rotatable between primary and secondary positions...
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5990586 |
Multi-actuator having position controller
Feedback potentiometer-type servoactuator uses the ring gear of a planetary gear system to drive the wiper across a resistive arc of less than 360° where the actuator has a travel of multiple...
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5912537 |
Apparatus for lifting up and down window glass for vehicle and method thereof
The present invention provides an apparatus for lifting up and down of window glass for a vehicle and method thereof that is controlled by a switch called a shuttle switch to move the window glass...
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5856732 |
Servosystem
The servosystem includes adjusting means (1) for changing the position of mechanical element (3), a first transducer (5) for forming an adjusting voltage which is a measure of a desired position of...
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5663619 |
Sensor intended to detect the rotational position of a rotatable device
A sensor which is intended to detect the rotational position of a rotatable device, e.g. a shaft or a rotatable hatch, which is rotatable, preferably by a motor, incorporates a position detector...
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5617000 |
Apparatus for detecting and controlling the rotational position of a motor shaft
An apparatus for detecting and controlling the rotational position of a motor without using a high-priced component and without requiring special software processing. The apparatus includes a motor...
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5357878 |
Burner tilt feedback control
A control system is provided for an actuating member including a controller, a solenoid valve electrically coupled to the controller, a fluid driven actuator operatively coupled to the solenoid...
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5293102 |
Automated fader system
A moving fader system, primarily for the processing and combining of audio signals, includes a dedicated preprocessor to implement the execution of repetitious input instructions. Other features...
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5272633 |
Vehicle seat
The invention concerns a pneumatic spring-mounted vehicle seat with an electronic control, which controls at least the air valves of the pneumatic spring as a function of the swing strokes of the...
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5237253 |
Manual control device for the motor-assisted displacements of a machine element
A control for a device of the type comprising at least one electronic measuring head supported by a structure composed of several elements that are capable of being displaced along the three axes...
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5153493 |
Non-bridge type electronic actuator control
A quick-calibrate control module for use in a heating and cooling system is provided which responds to setpoint signals from a control potentiometer to drive a remote actuator to corresponding...
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5130627 |
Method for positioning a part and device for carrying out the method
A method for positioning a part and a device for carrying out the method is proposed. The positioning device contains an electric motor (10) which is connected via a coupling (11) to the part (12)...
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5128599 |
Automatic control system
An automatic control including a memory is provided to be loaded with positional data for the automatic control of a cycle of motions of preferably a plurality of power members. The speed reading...
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5093607 |
Industrial robot system
An industrial robot system comprises a control unit including programs for operating an industrial robot and a peripheral device of the industrial robot according to the programs; a memory for...
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4976552 |
Sewing machine of a sewing machine by wireless controller
A sewing machine having a wireless controller is disclosed, wherein the sewing machine substantially comprising a drive motor for driving the sewing machine, a separate controller adjustably...
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4963802 |
Resistor programmable velocity controller
A logic-controlled circuit superimposes a constant voltage across an actuator or motor load that is driven by a bridge-type amplifier to control the constant velocity operation of such load in...
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4950965 |
Throttle control servoactuator
A servoactuator for a vehicle throttle having a direct current motor driving a speed reducer with the output thereof connected to slidably move a fulcrum member having a lever arm pivoted thereon....
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4931714 |
Device for lifting up and down window glass for vehicle
According to the present invention, there is provided a device for lifting up and down window glass for a vehicle including a reversible motor for lifting up and down window glass of a vehicle, a...
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4931710 |
Servoactuator with feedback and method of calibrating
A low voltage direct current motorized servoactuator having an output gear position feedback potentiometer with a ring gear received initially loosely on the potentiometer shaft and in engagement...
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4922177 |
Device for the electrical transmission of a mechanical variable
A device is described for the electrical transmission of a mechanical variable, particularly an electric gas pedal for automotive vehicles. The device comprises a first potentiometer system as...
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4914368 |
RC servo
A servo for driving a control linkage in a radio controlled model includes a motor, a gear train coupled to the motor, an output shaft coupled to the gear train to which to couple a control...
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4914367 |
Operating device for the cover of a sliding and lifting sunroof
Operating device for the cover of a sliding and lifting sunroof of a motor vehicle having a desired value transmitter and an actual value transmitter for controlling the sliding sunroof function...
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4902953 |
Motorized window blind electrical actuator
A motorized window blind actuator including input means for receiving regulated voltage and first variable reference voltage signal. A motor having an output shaft which connects to the window...
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4899097 |
Motorized tang drive system
The present invention provides an apparatus for controlling operation of a fluid control valve. In the preferred embodiment, the present invention operates a hydraulic control valve to operate a...
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4866363 |
Fail-safe potentiometer feedback system
A fail-safe electronic position monitoring system for a motor is specifically described in a flame safeguard system. The same fail-safe system could be used more generally in any type of positional...
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4855659 |
Electropneumatic position regulator
An electropneumatic position regulator having a current/pressure transducer has, as electric input, at least one coil (11) fed with a current (setting signal), as well as a permanent magnet (16)...
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4801854 |
Adjustment and dialogue device more particularly for speed variators
An adjustment and dialogue device, more particularly for speed variators comprises potentiometers for adjusting the operating parameters of the variator, a unit displaying these parameters, an...
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4785224 |
Apparatus for the actuation of a setting element
An apparatus for actuation of a setting element has a desired value transmitter and an actual value transmitter for the deflection of the setting element from a rest position. The apparatus...
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4767974 |
Automatic universal head
This invention relates to an automatic universal head for operating a motor on the basis of set information and automatically controlling the controlled mode of the universal head to a state...
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4731996 |
Position transmitter for a pneumatic-pneumatic or electro-pneumatic converter
A position transmitter which can be incorporated in a pneumatic-pneumatic or electro-pneumatic converter, and which readily provides for calibration between a zero position and a maximum position...
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4712053 |
Servo control for motor having cutoff device for preventing motor from being locked
A device for preventing a motor from being locked comprises a position indicator for indicating a position to be moved in response to rotation of the motor, a position detector for detecting the...
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4649399 |
Pen recorder
An automatically balancing type pen recorder, which is compact in size and is highly reliable in operation, comprises an integral servo unit formed of a single printed circuit board which...
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4644236 |
Drive restart control for ring spinning or twisting machine
A device for controlling the output speed of a motor of a ring spinning machine, a ring twisting machine and the like in case of replacing travelers of such machines includes a speed setter for the...
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