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7616895 |
Safety edge with status and failure recognition
A device and method for operating an optoelectronic safety sensitive edge ( 100 ) for the safeguarded motor-driven movement of a gate having a closing edge ( 141 ). The device has a deformable,...
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7609019 |
Photovoltaic system and method for operating a photovoltaic system
A photovoltaic system includes a plurality of photovoltaic modules and a DC motor connected to a three-phase generator driven by a shaft. The three-phase generator is connected to a power mains....
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7570003 |
Automatic opening garbage can
A lid assembly for use with a garbage can having a frame that includes a lip at the bottom of lid and a housing. The housing is defined by a lower wall and a sidewall with an opening. A static...
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7504793 |
DC motor driving method for reducing adverse RF interferences and application to a vehicle lighting or signaling device
The invention concerns a method of controlling a control circuit, which comprises a step in which a variation in a control parameter for the control circuit is effected, said variation being...
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7477035 |
Dynamic aperture driving apparatus and method for reducing vibration
The present invention generally relates to a dynamic aperture for controlling the intensity of light of projection lens, more particularly to a dynamic aperture driving apparatus and method for...
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7466097 |
Wiper control method and wiper control device
A wiper control method and a wiper control device are provided which can smoothly respond to rapid change of a rainfall situation at passage of a rainfall shutoff environment such as a tunnel. A...
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7463948 |
Robot control apparatus
A robot control apparatus allows a plurality of mobile robots to carry out tasks at a reduced or minimized cost as a whole with consideration given to costs derived from an encounter with an...
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7425805 |
Three-in-one control device for a ceiling fan
A three-in-one control device for a ceiling fan includes a signal receiving module, which is able to receive segmented controlled signals, stepless controlled signals and wireless controlled...
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7420349 |
Microcontroller interface with hall element
A device controller system incorporates an inexpensive Hall element to detect motion of a brushless DC motor. A magnet, which is part of a motor rotor, passes by the Hall element producing a Hall...
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7417397 |
Automated shade control method and system
This invention generally relates to automated shade systems that employ one or more algorithms to provide appropriate solar protection from direct solar penetration; reduce solar heat gain; reduce...
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7348586 |
Exterior element sensor
An exterior element sensor can include an optical element mounted on a window. The optical element can include a cylindrical lens having both ends shaped spherically and a central portion that...
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7256694 |
Automatic lid opening and closing system for a waste container
A lid opening and closing system for a waste container having an opening and a lid for covering the opening, the system including a proximity sensor, which may be a capacitive proximity sensor, for...
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7248010 |
Wiper controller for controlling windshield wiper
A wiper controller includes: a sensor for detecting a waterdrop on a windshield; a wiper for wiping the windshield; and control means for controlling operation of the wiper. The control means...
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7242162 |
Apparatus and method for retracting awning
An apparatus and method for retracting an awning. A sensor detects an awning acceleration caused by wind impacting the awning, and generates a signal having an amplitude corresponding thereto. When...
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7235944 |
Wiper control system
A wiper control system for detecting an amount of raindrops landed on a windshield of a vehicle and driving a wipe operation of a wiper to wipe the landed raindrops. The wiper control system...
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7221858 |
Pulse-width modulation motor speed control circuit
A PWM motor speed control circuit ( 10 ) includes a PWM signal generator ( 20 ), a driver integrated circuit (IC) ( 101 ) and a photocoupler ( 30 ) coupled between the PWM signal generator and the...
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7199543 |
Power drive unit with unit load device sensor
A cargo power drive unit includes a motor and at least one driver roller element coupled to the motor. The power drive unit further includes a light transmitter for emitting light and a light...
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7193201 |
Method for measuring external light to control protection means against sunlight or illumination
The invention concerns a method which consists in detecting and discriminating at least three states, respectively blue sky, white sky and direct sunlight. The discrimination between the three...
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7154241 |
Wiper control method and wiper control device
There are provided a wiper control method and a wiper control device in which unnecessary wiping operation is not performed. When a fixed amount of water passing through a detection area 4 , the...
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7129660 |
Motor-temperature estimation apparatus and motor control apparatus
A motor-current square value calculation section 45 calculates, as a motor-current square value, the sum of respective square values of two phase currents converted from three phase currents...
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7122987 |
Safety garage door
A safety garage door apparatus includes a garage door, two tracks, a controller, a linking device and a detecting device. Two tracks are installed on two sides of the garage door, respectively. The...
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7081724 |
Electrical actuator having a direct current motor
An electrical mains-powered actuator designed to operate a closing, darkening or solar protection element, having in a common enclosure, a direct current motor, a board controlling the motor power...
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7045984 |
Method and apparatus for adjustment and automatic readjustment of the lamp in a microscope
Method and apparatus for the adjustment and automatic readjustment of the lamp in a microscope. The present invention is used for adjusting the lamp in a microscope. In the solution according to...
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7019476 |
Method for recognizing an obstructive situation in a motor driven element
A method for recognizing an obstructed situation of a traveling element. The method includes evaluating a variable containing information about the motor's rotational speed as the motor is driving...
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7006799 |
Energy saving motor-driven locking subsystem
In an access control system, a method and system for conserving battery life comprising an electronic control processor in a motor-driven locking subsystem for measuring samples of back...
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6969964 |
Control device and method of use
A control device and method of used includes receiving a signal from a first sensor and receiving a signal from a second sensor after receiving the signal from the first sensor. In response to the...
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6963184 |
Adaptable spatial notch filter
A spatial notch filter is described that adapts in accordance with changes to an angular velocity of a rotating component within a manufacturing system. In a manufacturing system, noise may appear...
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6922153 |
Safety detection and protection system for power tools
A detection system for detecting a dangerous condition for an operator using a power tool of the type which has an exposed blade relative to a work surface and a protection system for minimizing,...
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6922033 |
Barbeque cover support device
A cooking apparatus for controlling the opening of a cover over a barbecue grill includes a motor for opening and closing the cover over the barbecue grill, with the motor connected to the cover by...
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6914401 |
Sensor arrangement for monitoring a spatial area
A sensor arrangement for monitoring a spatial area of least one motor-driven wing of a door includes a plurality of primary transmitters emitting beams of radiation toward a spatial area, and a...
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6894619 |
Sensor for optically detecting foreign bodies particularly raindrops on a glass pane
A sensor for optical detection of foreign bodies, in particular raindrops, on a window, in particular on the windshield of a motor vehicle, having a sensor element that is coupled to the inside of...
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6859005 |
Garbage container with automatic door operator
A garbage container includes a base section for collecting garbage and a lid section attachable to the base section. The lid section includes an access door pivotally operable therewith. The...
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6850017 |
Head rail-mounted actuator for window coverings
A mini-blind actuator has a motor and a housing that holds the motor and a dc battery. The rotor of the motor is coupled to the baton of the mini-blind for rotating the baton and thereby opening or...
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6819367 |
Shade-free light control system and method
Light control system and method in which a privacy glass window having first and second transparent substrates with a film of liquid crystal between the substrates is mounted in the wall or roof of...
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6812662 |
Photoelectric power supply system for motorized window coverings
A photoelectric power supply system for motorized window coverings includes a light detector electrically connected to a relatively high dielectric capacitor. In turn, the capacitor is connected to...
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6759816 |
Tape drive with non-contact optical tape tension sensor
The invention is a non-contact optical tape tension sensor for a tape drive. A light source directs an incident beam to the tape in a region of the tape path near where the tape bends. The amount...
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6752476 |
Structure of a garbage-box
A structure of a garbage-box having a container body and a collection container, a moving door module being provided to the garbage inlet of the container body, characterized in that a sensor is...
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6732018 |
Awning assembly and control system
This invention relates to a retractable and extendable awning and control system for automatically extending and retracting the awning. A front of an awning fabric is attached to a front bar,...
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6718240 |
Remote keyless entry system
A remote keyless entry system and method is described, in which a keyless entry vehicle key fob can be toggled between a guest mode and a driver-specific mode. When the key fob is in the guest...
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6690130 |
Windshield wiper system
Operation of a windshield wiper system for cleaning a windshield of a motor vehicle includes driving at least one wiper by an electric drive motor so that the at least one wiper shifted between two...
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6519130 |
Lid opener mechanism
A lid opening mechanism includes an enclosure with at least one wall having an inner periphery which defines a bay. A lid is attached to the enclosure and is moveable between an open position and a...
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6465975 |
Method and system for controlling torque in permanent magnet brushless electric motors
A novel method is proposed for controlling the torque of a PM brushless motor with sinusoidal back-emfs without current sensors by computing the required input phase voltages with measured rotor...
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RE37784 |
Barrier operator having system for detecting attempted forced entry
A movable barrier or garage door operator has a barrier drive for moving the movable barrier or garage door between open and closed positions. Motion of the barrier is detected by a tachometer...
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6414456 |
Positioning device
A positioning device comprising a securing system for securing equipment thereto. The device may be removably clamped to an elongate support structure, and shifted to different positions on the...
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6400112 |
Bi-directional pass-point system for controlling the operation of movable barriers
An operator for opening and closing movable barriers such as garage doors comprising a pass-point limit system which is a component of an operating head. An operator for a rolling shutter or gate...
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6369530 |
Battery-powered wireless remote-control motorized window covering assembly having controller components
A wireless battery-operated window covering assembly is disclosed. The window covering has a head rail in which all the components are housed. These include a battery pack, an interface module...
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6366040 |
Method and apparatus for controllably moving a window
An apparatus 10 for controllably moving a vehicle window, which is deployed upon a vehicle 12 of the type having a cab 14 including a rear or “backlight” window 16 . Apparatus 10 ...
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6359409 |
Encoder
An encoder operates in accordance with the transparent scanning principle. The encoder includes a rotating shaft, a partial disk connected nonrotatably concentrically with the shaft, an...
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6346789 |
Motor step-less speed control with active feedback of phase detector
An apparatus for and method of controlling the circulating fan of a gas appliance. The circulating fan is powered by an alternating current electric motor. An electronic circuit, powered by the...
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6329774 |
Ultrasonic method and apparatus for automatically controlling moving doors
A method and apparatus for automatically controlling the movement of a door over a floor from an open position to a closed position with respect to a door frame, by mounting ultrasonic transmitters...
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