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7605554 |
Anti-pinch window control system
Methods are provided for detecting and alleviating the pinching of an object in a window of a vehicle having a drive unit motor controlling a window based upon current signals received from a...
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7558646 |
Cooperative control system of robots
The present invention has a communication connection means ( 21 ) which mutually connects communicatably control units (Ca, Cb) for individually controlling operations of robots (Ra, Rb) to...
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7412339 |
Method and apparatus for identifying an operational phase of a motor phase winding and controlling energization of the phase winding
A method for identifying an operational phase of a motor may include obtaining a first value of a signal that is indicative of the operational phase of the motor and obtaining a second value of the...
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7359783 |
Method of detecting obstructions caused by motor-driven power windows and similar devices using fuzzy logic algorithms
The mobile element is a vehicle window pane, panel, movable seat or similar, conveniently guided, and driven by a DC electric motor with a permanent magnet, and the method comprises a step of...
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7342375 |
Automatic storm shutter control
The present invention provides wireless and direct wired methods and devices for automatically closing electrically-driven roll-down storm shutters in the presence of rain on one or more rain sensors.
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7321208 |
Driving apparatus
A driving apparatus for driving a functional body mounted on a vehicle comprises a power supply, an electric motor, and a driving means. The electric motor is connected to the power supply and is...
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7248174 |
Automatic sensing of safe-operation sensor apparatus and method
A movable barrier operator having a microprocessor ( 10 ) or other programmable platform will automatically work in a safe and appropriate manner both with and without safe-operation sensors ( 13...
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7196486 |
Apparatus for detecting obstacle to power regulated window
An apparatus for detecting an obstacle to a power regulated window, which can detect existence of an obstacle by a method of differential current at low rotating speed of a motor and reduce a force...
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7109677 |
Motorized barrier operator system for controlling a barrier after an obstruction detection and related methods
A method for controlling a motorized barrier operator after detecting an obstruction includes the steps of providing a motorized barrier operator that moves a barrier between limit positions and...
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7084588 |
Method, apparatus and article for motor control voltage dropout detection
A control subsystem for an electric motor determines whether power was interrupted, and delays torque production if power was interrupted. The control subsystem may employ two separate non-volatile...
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7057519 |
Automatic sensing of safe-operation sensor apparatus and method
A movable barrier operator having a microprocessor ( 10 ) or other programmable platform will automatically work in a safe and appropriate manner both with and without safe-operation sensors ( 13...
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7053573 |
Motor drive apparatus, integrated circuit, and motor drive method
A motor drive apparatus which drives a motor by controlling conduction/non-conduction of a drive transistor for causing a current to flow through a drive coil of the motor based on a pulse signal...
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7049772 |
Motor drive circuit
A motor drive circuit which have a first source-side transistor and a first sink-side transistor connected in series; a second source-side transistor and a second sink-side transistor connected in...
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7034479 |
Digital interface for driving at least a couple of power elements, in particular in PWM applications
A digital interface for driving at least one complementary pair of first and second power elements connected in an inverter configuration between first and second voltage references is provided....
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6954048 |
Apparatus for monitoring electric motor screw driver system
A driver monitor for a driver system. A driver monitor includes a driver monitoring unit for monitoring the fastening operation of the driver based on pre-determined fastening information. A...
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6922037 |
Rotating induction apparatus
An electrical rotating apparatus comprises an inverter system that outputs more than three phases. The apparatus further includes a stator electrically coupled to the inverter system, and a rotor...
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6791288 |
Appliance control methods and apparatus
An appliance includes a rotating position switch and a selector switch. The rotating position switch has a first position associated with a first appliance function and a second position associated...
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6788017 |
Period adjustment circuit of disconnection and restart IC
A period adjustment circuit of disconnection and restart IC comprises a second capacitor, which is connected to a resistor and a transistor connected in parallel. One end of the resistor is...
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6700340 |
Control circuit for a coffee grinder
A control circuit controls a coffee grinder having a grinder motor. The control circuit includes a timer portion and a first switch. The first switch functions as a two-condition switch to place...
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6518720 |
Combination door unlock and trunk release mechanism
A mechanism by which a single switch can either unlock one or more doors or release the trunk or hatch of an automotive vehicle. The switch can be mechanically or electrically associated with a...
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6297609 |
Obstruction detecting method for the use in power window apparatus, and power window apparatus
An pinching detecting method for use in a power window apparatus, capable of preventing a malfunction even if a normal pulse edge interval is unobtainable, and of preventing a force exceeding a...
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6194857 |
Electromotive actuator
A process for operating an electric-motor drive is proposed for adjusting a sliding-lifting roof (16) in a motor vehicle by means of a signal processing arrangement (20), with a microprocessor (21)...
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6191546 |
Proportional integral cooling device controller for electronic device
An electronic device has a heat producing component thermally coupled to a heat dissipation structure. The electronic device further has control circuitry connected to a temperature sensor that...
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6150779 |
Motor drive apparatus and method
A motor drive apparatus for driving a motor with power derived from a main power source, including a signal input device configured to input a start signal and a stop signal to initiate starting...
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6144906 |
Adaptive pulse control
An intelligent wiper system and method for wiping a windshield is disclosed having a microprocessor which controls the operation of a motor and which is capable of setting a baseline delay time...
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6100662 |
Step motor stabilization control
A method and circuit for controlling a motor and reducing and/or eliminating mid-velocity instability in the motor are provided. The method includes the step of receiving a decay time indicative...
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6054826 |
Backward drive control system for motorcycle
Backward movement of a heavy motorcycle is assisted by a starter motor for cranking an engine of the motorcycle. A backward drive control system includes a pulse width modulation circuit for...
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6046562 |
Security system for automatic door
A system and device for insuring the integrity of an automatic door has a sensor to determine the status of the door with respect to a predetermined position and a programable actuator which...
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5952800 |
Integrated circuit for a flexible disk drive capable of always recognizing a correct function
In an integrated circuit for use in controlling a flexible disk drive for driving a flexible disk loaded therein, a power on reset circuit produces a reset signal after a predetermined time...
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5926002 |
Pendent with safety features for patient handling apparatus
The application describes a control pendant for controlling a multi-segment patient table to assume a variety of different positions or configurations. The pendant has safety features including...
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5925998 |
Energy saving motor control device
A device which intervenes between an electric switch and a motor which it controls, such intervention reducing the number of times the motor is powered on by keeping the motor running. The device...
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5898284 |
Vehicle sliding door opening/closing control device
A vehicle sliding door opening/closing control device includes a trouble detecting circuit for detecting a trouble in a control unit which is used for controlling operation of a motor to drive a...
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5894208 |
Control for electrically actuated shifting mechanism
A control method/system for controlling the operation of an electric motor (32, 42) actuated shifting mechanism (28) is provided, which includes a procedure for periodically relieving trapped...
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5874816 |
Method of preventing wire from becoming entangled in reinforcing bar fastening machine
A method of preventing a wire from becoming entangled in a reinforcing bar fastening machine having a wire feed device for feeding a wire for fastening reinforcing bars, a guide arm for guiding the...
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5844383 |
Gas turbine engine starting system and method
A starting system and method for a gas turbine engine checks to determine whether ignition has occurred in a light off window. If such ignition has not occurred, a starter coupled to the gas...
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5831406 |
Electric servo-drive
An electric servo-drive for adjusting a control element between an open position and a closed position. The tightness of the control element in the closed position can be assured without any...
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5821715 |
Pulsed alignment commutation state for sensorless motor start
A start-up controller is programmed to reduce current to a motor during a coast phase of an alignment state of the motor. The alignment state is divided into a plurality of phases based on time...
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5811950 |
Intermittent windshield wiper with wipe after wash
An intermittent windshield wiper system achieves a substantial wipe event at the end of a wash cycle during intermittent operation. The innovative wiper system includes gear reducing box for...
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5783919 |
Display apparatus with AC gear motor drive control
A display device for sequentially displaying multiple sets of image pixels formed on a transparent mosaic through an aperture pattern formed in a substantially opaque mask. An AC gear motor and...
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5767650 |
Display apparatus with DC gear motor drive control
A display device for sequentially displaying multiple sets of image pixels formed on a transparent mosaic through an aperture pattern formed in a substantially opaque mask. An DC gear motor and...
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5731675 |
Adjustable motor control circuit for power windows
An apparatus (10) and a method for controlling a power window drive motor (12). A first RC circuit (110, 106) is used to provide a first time limit and a second RC circuit (114, 106) is used to...
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5726511 |
Rotary machine having water-resistant structure
A labyrinth formed between a pulley and a housing of a rotary machine such as an alternator is arranged to have a plurality of differently-shaped air gaps. When the size of a first air gap between...
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5672944 |
Method and apparatus for minimizing torque ripple in a DC brushless motor using phase current overlap
A method for minimizing torque ripple in a permanent magnet brushless DC motor includes the steps of energizing a first winding of the motor to generate a first current, energizing a second winding...
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5545956 |
Window wiper system for small windows
A motor drive system for imparting oscillating motion to a window wiper is disclosed which slows the wiper as it approaches respective right and left positions and holds the wiper at the right and...
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5545012 |
Soft-start pump control system
A soft-start pump controller system for controlling a pump motor includes a switching device for supplying power to the pump motor; a periodic duty cycle generator for periodically actuating the...
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5532562 |
Apparatus for controlling DC motor with H-bridge switching circuit
A control circuit for an H-bridge circuit comprises a single capacitor, a charge/discharge circuit for charging/discharging the capacitor in response to a control command signal, a voltage detector...
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5481641 |
Motor control apparatus
A control apparatus for controlling a motor includes: a command unit for generating a command signal including a running command signal and a stopping command signal; a rotation sensor for...
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5428278 |
Operating delay means for a hydraulic door closer
A door closure delay system produces a first signal when a person approaches a doorway housing the door. The first signal is applied to a timing system and a voltage comparator so that a second...
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5414863 |
Power control staggering circuit for powering different components at different delay timings
A power control circuit for a device such as a personal computer, including a laptop or notebook computer, which can conserve battery use, prevent power surges to promote longer battery charges and...
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5372401 |
Sliding roof for an automobile
A sliding roof includes a light transmitting sliding sunroof and a light isolating sliding sunshade disposed beneath the sunroof. The light transmitting sliding sunroof opens a roof opening only...
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