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7595570 |
Solid state pressure switch
A pressure switch employs a Wheatstone bridge incorporating piezoresistive elements. The output of the bridge is monitored by a control circuit which produces a first control signal when a high...
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7582990 |
Power control device
A power control device prevents unauthorized and unwanted use of electrical devices by locking the plug of the electrical device in the power control device, when the current flowing through the...
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7566996 |
Touch sensitive actuator having a uniform actuation force and a maximum active area
A load control device for controlling the amount of power delivered to an electrical load from an AC power source comprises a touch sensitive device having a touch sensitive front surface...
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7566995 |
Touch screen having a uniform actuation force and a maximum active area
A load control device for controlling the amount of power delivered to an electrical load from an AC power source comprises a touch sensitive device having a touch sensitive front surface...
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7492064 |
Luminaire safety system
A safety system for powering an outdoor light is provided. The system includes a breakaway cable which runs from the luminaire pole to the junction box. The breakaway is connected to a switch which...
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7403135 |
Capacitive relay takeoff swimming platform sensor system
A capacitive relay takeoff swimming platform sensor system including multiple stations, timing devices and capacitive sensor devices where the presence or departure of a second swimmer on a relay...
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7319282 |
Switch circuit
A switch circuit for controlling the supply of electrical power from an electrical power source to a load includes a power supply switch comprising input, output and control terminals. The circuit...
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RE39855 |
Power management strategy to support hot swapping of system blades during run time
A hot swappable system is described. It included software controlled hot swapping operations which provided a graceful booting or power-down of the system. In the even of force insertion or...
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7258572 |
Modular DC power step down adapter
An apparatus for providing DC power to a portable computer operating at a source voltage and a peripheral device operating at step down voltage having a lower magnitude has an input cord for...
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7190786 |
Telephone with removable DSL cartridge
A telephone including a removable DSL filter cartridge is disclosed. The telephone includes a location adapted to receive a filter cartridge. The filter cartridge is designed to fit inside the...
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7126497 |
Self-powered switch initiation system
A self-powered switching system using electromechanical generators generates power for activation of a latching relay. The electromechanical generators comprise electroactive elements or magnetic...
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7084529 |
Self-powered switch initiation system
A self-powered switching device using a prestressed flextensional electroactive member generates a signal for activation of a latching relay. The electroactive member has a piezoelectric element...
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7068496 |
Docking solution for a tablet notebook computer
A docking solution for a tablet notebook computer is described. Specifically, the docking solution provides a way to adjust the tilt angle of the tablet screen while conserving area. Further, a...
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7016744 |
Man-machine interface
A man-machine interface is provided for a domestic appliance in which remotely sensed buttons, slider bars, marker pucks and a knob are used. The sensing coils for remotely sensing the positions of...
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6921988 |
Anti-spoofing elastomer membrane for secure electronic modules
A tamper-proof elastomeric membrane device for secure electronic housings. At least one button is molded in this elastomeric membrane. The button is under pressure when the housing is closed to act...
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6896533 |
Safety mat connector apparatus and method
A pressure-sensitive mat system includes a mat with a recessed mat connector and a cable assembly that includes a cable connector that detachably mates to the mat connector. The cable connector is...
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6812594 |
Self-powered trainable switching network
A self-powered switching device using a prestressed flextensional electroactive member generates a signal for activation of a latching relay. The electroactive member has a piezoelectric element...
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6756703 |
Trigger switch module
A trigger switch module suitable for use with various household appliances and instruments is capable of generating a signal needed by a microcontroller via a human-machine interface, so that the...
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6756701 |
Shock responsive momentary relay
This disclosure is directed to an earthquake or shock responsive electric relay, shutting off electric power, or actuating the use of power in lights, motors, alarms or any electric device, which...
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6707386 |
Security mat alarm system
A security mat alarm system having a pressure sensor sheet that is capable of detecting pressure and outputting a pressure sensed signal. A wireless transmitter is electrically connected to the...
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6639332 |
Foot controller with ophthalmic surgery interlock circuit and method
A foot controller 32 for use with ophthalmic surgical equipment 34 includes a foot controller 32 having a door 18 . Door 18 covers a surgical switch 24 when door 18 is in a closed...
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6630755 |
Guardian personnel protection system
Electrically operated folding operable walls controlled by an electrical operation circuit of the type having a key switch, a control panel, an extend limit, a stack limit, control relays and a...
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6617709 |
Controlling device for a heat-dissipating system
A controlling device adapted to be used for a heat-dissipating device. The controlling device includes a signal generator electrically connected between the heat-dissipating device and a power...
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6608267 |
Foot switch including elastic joint for proper positioning of switch component
A foot switch for use in the control of medical apparatus comprises a pedal that is connected to and movably seated on a floor plate of a joint connection, a sensor linked to a switch element, and...
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6590303 |
Single button MP3 player
This invention includes an electronic accessory having a single button that actuates all of its control features. In one embodiment, the accessory is a MP3 player wherein songs are stored on a...
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6566770 |
Semiconductor manufacturing apparatus and device manufacturing method
A semiconductor manufacturing apparatus operable with supply of an electric power from a main electric power source wherein, in response to actuation of an emergency-off switch, the main electric...
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6556119 |
High current intensity fuse device
The invention relates to a device for isolating an electric circuit, especially for high current intensities, with a housing ( 1 ) in which is provided at least one electrical conductor element ( 3...
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6522032 |
Electrical switch and method of generating an electrical switch output signal
An electrical switch and a method of generating an electrical switch output signal. An electric switch senses both pressure placed upon the switch's surface and the contact of the object exerting...
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6515586 |
Tactile tracking systems and methods
A tactile sensory system comprising a floor covering integrated with a tactile sensory layer to form a tactile sensory surface is described. The tactile sensory layer has a plurality of sensors....
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6455788 |
Bypass device for amplifier
A bypass switch ( 155 ) for use in an electronic device ( 125 ) includes a substrate ( 205 ) on which first, second, and third terminals ( 215, 220, 235 ) are mounted and an electrically conductive...
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6445090 |
Electrical equipment having energy saving mode capable of shutting off supplying of voltage to primary power supply supplying circuit under no use thereof
The electrical equipment of the present invention is operated such that the ON operating member for the primary power supply supplying circuit is manually operated, the switch device S is turned ON...
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6429543 |
Innovative switch for remote control applications
A key fob for remotely actuating vehicle functions incorporates switches and a control which can determine whether an actuation is inadvertent or intended. In a disclosed embodiment, the switches...
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6422330 |
Switch for use in ride-on vehicles for children
A switch for use in a ride-on vehicle for children. The switch includes plural contact sets operated by an actuator to control the speed and/or direction of the vehicle. In the disclosed...
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6420802 |
Hydraulic winch limit switch circuit
A hydraulic winch limit switch circuit for preventing a winch cable from moving beyond its normal stop position which insures that the winch cable and research equipment attached to the cable are...
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6388345 |
Corner light switch assembly
A corner light switch assembly to be mounted against a corner edge of a wall corner at a predetermined location and vertical height. The corner light switch assembly includes 1) a main switch body;...
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6369466 |
Cancelable power switch
A method to manage power to a device includes receiving a first power-off request signal, initiating a predetermined delay period, and canceling the first power-off request if a second power-off...
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6346751 |
Safety tool mount for robotic apparatus
A safety mount for a tool on robotic apparatus, for protection of the tool should it encounter an obstruction to movement by the apparatus. The mount includes a hollow housing having a first end, a...
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6316846 |
Cord switch and pressure sensor
In order to provide a cord switch which can securely catch the ON/OFF operations, can cancel an erroneous operation by preventing the contact between electrodes caused by bending of the cord...
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6310410 |
Method and apparatus for reducing source voltage deviation in hot plug applications
A hot swappable system includes a first system having an electrically conductive projection and a second system. The second system includes a voltage source having a first node having a first...
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6307282 |
Smart switch
A smart switch produces a signal responsive to movement of said switch between a first state and a second state. The said switch has a first state position and a second state position. The switch...
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6288457 |
Key switch device and portable key electronic device provided with the key switch device
In a key switch device 3, a guide member 10 constructed of a first and a second links 14 and 15, which guides a vertical movement of a key top 9, is movably mounted on a support plate 2 with a...
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6255747 |
Safety mechanism for lamps
A protection device for vertically standing lamps devices is described. The protection device consists of a switch or other means of interrupting the electrical current in case of a fall. The...
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6204575 |
Method of verifying an extension area sensor controlled, master controller of area sensors, and cover to be used when no slave controller is added
A method of verifying an addition of a slave controller to a master controller of more than one area sensor, including an electrical mechanism which determines if a slave controller is present, or...
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6192321 |
Method of and apparatus for deterministically obtaining measurements
A diagnostic test unit for deterministically measuring one or more parameters, such as dead band, dead time, response time, gain, or overshoot, of a process control device that is connected in a...
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6160324 |
Deadman switch mechanism for emergency stop of robot and teaching operation
A deadman switch mechanism and a teaching operation panel equipped with the deadman switch mechanism, in which possibility of losing a safety function is low even if failure happens in a contact or...
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6055394 |
Reliable cover switch employing machine
An image forming apparatus includes a body cover pivotally mounted on a body of the image forming apparatus and a switch mechanism for detecting an opening/closing status of the body cover. The...
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6051948 |
Bidirectional positioning actuator with limited positioning range
A positioning actuator for positioning at least a part of a movable load at selected positions in a range of available positions in response to corresponding provisions of electrical energy of...
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6031301 |
Remotely controlled toggle switch
A simulated toggle switch capable of being set and reset by remote means and being manually operated. Control signals are received by two on-board electronic drive circuit assemblies which cause...
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6031300 |
Bridge tap remover
To eliminate interference with digital broadband service created by bridge tapped connections in local loop distribution cables, a switch is associated with each broadband customer drop cable...
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6011328 |
Electric power lockout apparatus
An electric power lockout apparatus is provided which includes an input terminal for electrically coupling the apparatus to an electric power source and an output terminal for electrically coupling...
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