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8941269 System and method to reduce electrical transients  
A power transfer device for connecting an electrical load to a power supply is disclosed. The power transfer device monitors the operating status of the power supply. Upon loss of power at the...
8841799 Zero power drain pushbutton controls  
A plurality of normally-open pushbutton switches are coupled to and cooperate with a pair of MOSFETs to provide each pushbutton switch of the plurality of pushbutton switches with a power on...
8653701 Outdoor extension line socket enabling romote controlled timing power supply  
An outdoor extension line socket enabling remote controlled timing power supply is disclosed, comprising a socket body and a remote controller body, in which the bottom of the socket body is...
8120995 Electronic timer with graphic time scale display panel  
An electronic timer graphically displaying programmed ON/OFF settings includes a microprocessor; a time setting unit electrically connected to the microprocessor for a user to set at least one...
8102246 Resetting a target device  
A power reset module may reset an automatic shut-off module of a target device by momentarily disrupting power to the automatic shut-off module at a determined interval and automatically restoring...
7866762 Transmission brake disengagement apparatus and method of operation  
The present invention is directed to a transmission brake disengagement apparatus which eliminates the disadvantages of transmission brake disengagement apparatus having mechanical switches...
7781920 Push-on/push-off power-switching circuit  
An electrical power-switching circuit controls power to an electronic device. In some embodiments, the circuit consists of only transistors, resistors, and capacitors, making it small, low cost,...
7696649 Power control circuitry and method  
The power control circuitry comprises a series of power switching circuits, each power switching circuit being associated with one of the circuit portions and being provided with an enable signal...
7653443 Methods, systems, circuits and computer program products for electrical service demand management  
Methods of controlling activation of electrical appliances can include reducing overlapping activation time of different electrical appliances located at a single customer location of an...
7648387 Diagnostic jumper  
A jumper including a control module and a plurality of conduits connected to the control module is provided. A connector is connected to each of the conduits. The control module controls the flow...
7610119 Safety controller and system using same  
A safety controller provides a safety output to a target controlled system such as a magnet contactor based on an input from an input device such as a safety door switch to thereby control...
7579565 Mechanical timer switch assembly  
A mechanical timer switch assembly for replacing a mechanical on/off toggle switch includes a replacement cover plate having an inner and outer side and adapted to fit over and be attached to a...
7535131 Smart switch  
A universal switch interface includes a monitored switch having an ON mode and an OFF mode of operation and connected circuitry. The circuitry includes a rising edge sensor coupled to the...
7507977 System and method of ion beam control in response to a beam glitch  
The present invention is directed to a switch circuit and method to quickly enable or disable the ion beam to a wafer within an ion implantation system. The beam control technique may be applied...
7441727 Highway-rail grade crossing controller with out of service mode  
An electronic controller for a highway-railroad grade crossing warning system is coupled to an approach circuit and to an island circuit and activates a warning device when a train is present in...
7410702 Hole transport polymers and devices made with such polymers  
The present invention is generally directed to a hole transport polymer comprising a polymeric backbone having linked thereto a plurality of substituents comprising fused aromatic ring groups,...
7391133 Hybrid switch  
An electrical switching topology for a hybrid switch provides extremely low losses in both cryogenic and non-cryogenic electronic systems. In this switch having switch modules connected in...
7231262 Apparatus for monitoring and controlling use of equipment  
Apparatus is provided for controlling and limiting the amount of time that a television, computer game, or other electrical appliance can be utilized. The apparatus is inserted in the electrical...
6750568 Remote controlled auxiliary lock  
With an auxiliary lock operated by a built-in battery, it is desired to prevent the door from being kept locked even if the battery dies. The auxiliary lock body is provided with first and second...
6670727 Timed switch  
A timed switch has a housing member, an output connecting leg connected to an appliance, and a circuit board including both a timing device and an electromagnet. The output connecting leg is...
6650030 Electrical device having a power supply unit, a transformer power supply unit and a control card for an electrical device  
In an electrical device for controlling functional units and processing data, for connection to an external data network communicating signals, and for switching between quiescent and active...
6548996 Optimized on/off control circuit  
An on/off control circuit is provided that controls the application of power to a device. The effectiveness of the on/off control circuit is optimized with regard to cost, power consumption,...
6533451 Underwater electromechanical timer  
An underwater electromechanical timer comprises a motor-driven timer assembly which includes a threaded member that engages an endless screw driven in rotation by means of a motor. Time...
6519208 Locking timer and outlet cover  
A locking timer assembly for controlling access time for a television, video game, or computer, employs a lockable enclosure box that attaches onto a wall outlet in place of the usual face plate....
6483780 Security system using modular timers  
Electrical timer modules that interact with one another so as to effect random operation of a plurality of electrical devices, creating the appearance that the devices are not operated...
6388854 Load balancing and distributing switch-on control for a circuit breaker, an appliance, a device, or an apparatus  
The present invention is a load balancing and distributing switch-on/turn-on control for a circuit breaker, an appliance, a device, or an apparatus wherein each switch-on device on a circuit...
6268775 Dual capacitor oscillator circuit  
An electronic delay circuit (10) useful for the delayed initiation of detonators illustrates several novel features that may be combined, including a novel oscillator (34), a programmable timer...
6167000 Multiple timer display  
A multiple timer device includes a DC power supply circuit, a central processing unit, a slide switch, a function key set, and a liquid crystal multiple display. The slide switch serves to select...
6040640 Direct voltage back-up system at a power supply outlet  
A back-up device includes at least one back-up battery, in particular a rechargeable battery which can be charged via the power supply, and a control unit. The control unit connects the back-up...
6034449 Load drive circuit  
The invention relates to a load drive circuit wherein an emergency shutdown switch for forcible interruption and a normal shutdown switch for normal current control are disposed in series in a...
6028372 Daily start operation for remote vehicle starters  
A control system for a remote vehicle starter which allows a remote vehicle starter to be activated at a preset time for a specific number of days after setting. According to the control...
6025655 Control system, particularly for a motor vehicle  
A control system, particularly for a motor vehicle, having at least one control device which, in order to produce control parameters, is connected with a timer circuit for the production of a time...
6020659 Ramping electronic switch system  
The present invention relates to an electronic switch system for controlling AC power to a load. The switch has ON, OFF and RAMP down modes that can be selected by means of momentary touch...
6011329 Electrical circuit cycling controller  
A time delay power controller has a power input for receiving alternating electrical power from an external source; a timer activation device connected in parallel to a one or more timers, each...
5986361 Automated electronically controlled microsprayer  
An electronically controlled micro-dispensing apparatus (10 or 210) is described. The apparatus includes a liquid storage container (12), a propellant container (16), a control circuit (34 or 42)...
5959940 Controller timer  
A timer controls equipment with electrical drivers, in which timer is combined an electromechanical device and an electronic circuit. The timer includes an electromechanical device (1) in...
5955796 Programmable wall switch actuator/timer  
A self-contained programmable wall switch actuator/timer unit can easily be mounted directly onto the outside of the face plate of a standard wall switch. This actuator/timer unit can be...
5949148 D.C. power distribution and fuse panel unit  
A D.C. power distribution and fuse panel unit facilitates installation and trouble shooting of vehicle auxiliary electrical equipment such as two-way radios, sirens, computer mobile data...
5942816 Precautionary timer for kitchen range surface elements  
A precautionary timer for installation in a kitchen range, as a replacement of a plug-type fuse protecting one of the heating elements of the kitchen range. In a first aspect of the invention, the...
5912428 Electronic circuitry for timing and delay circuits  
An electronic delay circuit (10) useful for the delayed initiation of detonators illustrates several novel features that may be combined, including a novel oscillator (34), a programmable timer...
5909064 Time delay relay circuit  
A time delay relay circuit of the present invention includes a power supply terminal, a relay having a first terminal connected to the power supply terminal, and a timing circuit, for activating...
5874790 Method and apparatus for a plurality of modules to independently read a single sensor  
Two electronic modules are connected to share and to independently read the sensed value from a single environmental sensor element, by communicating between each other when a particular module is...
5831345 Priority relay circuit with timer  
A priority control system is disclosed for controlling multiple secondary load devices, and one priority load device. The secondary load devices can be randomly controlled at any time, except when...
5786644 Two wire PIR occupancy sensor utilizing a rechargeable energy storage device  
A two wire detection device includes a relay switch setable to a high and a low impedance state and electrically coupled between a first terminal of an AC source and a first leg of a load, a...
5763961 Electronic switching device  
The electronic switching device serves to control the connection of a load to a voltage source by a switch which is controlled in a first operating mode directly by a binary signal furnished by a...
5760493 Dishwasher and control therefor  
The invention is a dishwasher and a control therefore in which the control comprises multiple parallel loads, including a motor. The motor and the other loads are connected to one side of a power...
5753983 Multi-function control switch for electrically operating devices  
A multi-function control switch for electrically operating devices, such as a lighting system, is disclosed. The multi-function control switch includes a rocker-type actuating arm for actuating a...
5729167 Low power consumption switch interface circuit  
A low power consumption switch interface circuit (100) includes a current source (109) for providing switch current (144) having a magnitude dependent on a state of a current range signal (135)....
5687139 Electrical load optimization device  
A demand control apparatus includes a switch in the control signal line of an electrically powered piece of equipment. The switch is controlled by a digital recycle counter so as to periodically...
5675191 Transmission brake disengagement apparatus for improving the starting consistency of a drag race car  
A transmission brake disengagement apparatus for mounting on a drag racing car having a transmission brake safety switch and an infrared radiation actuated starting switch for providing an...
Matches 1 - 50 out of 287 1 2 3 4 5 6 >