6326 results about "Electrical devices" patented technology

A power management system for a lighting circuit may include a grid shifting controller that includes a processor and a connection to an external power source. The power management system may also include a communication interface associated with the grid shifting controller. The grid shifting controller may be configured to provide control information to a processor of at least one grid shifting electrical fixture over the communication interface, the control information being configured to direct the at least one grid shifting electrical fixture on the use of power from the external power source and an energy storage device associated with the at least one grid shifting electrical fixture.

There is provided an electric device which can prevent a deterioration in a frequency characteristic due to a large electric power external switch connected to an opposite electrode and can prevent a decrease in the number of gradations. The electric device includes a plurality of source signal lines, a plurality of gate signal lines, a plurality of power source supply lines, a plurality of power source control lines, and a plurality of pixels. Each of the plurality of pixels includes a switching TFT, an EL driving TFT, a power source controlling TFT, and an EL element, and the power source controlling TFT controls a potential difference between a cathode and an anode of the EL element.

A method for using a digital electrical apparatus to electrically process signals in generating output for insurance documentation for a first insurance policy for a first risk having a claims cost reflecting: a concurrent second insurance policy for a second risk, the second risk being different from the first, the policies being for the same insured person, and the second policy affecting a claims cost of the first policy; the method including the steps of: in a digital electrical computer apparatus comprising a digital computer having a processor, the processor electrically connected to a memory device for storing and retrieving operations including machine-readable signals in the memory device, to an input device for receiving input data and converting the input data into input electrical data, to a visual display unit for converting output electrical data into output having a visual presentation, to a printer for converting the output electrical data into printed documentation, wherein the processor is programmed to control the apparatus to receive the input data and to produce the output data by steps including: inputting actuarial assumptions defining the first insurance policy; and computing a value of a specific financial attribute of the first insurance policy; the method further including the step of inserting the value of the financial attribute in the first insurance policy and other printed documentation related to the first insurance policy.

Electrical devices comprised of nanoscopic wires are described, along with methods of their manufacture and use. The nanoscopic wires can be nanotubes, preferably single-walled carbon nanotubes. They can be arranged in crossbar arrays using chemically patterned surfaces for direction, via chemical vapor deposition. Chemical vapor deposition also can be used to form nanotubes in arrays in the presence of directing electric fields, optionally in combination with self-assembled monolayer patterns. Bistable devices are described.

Electrical appliance energy consumption control methods and electrical energy consumption systems are described. In one aspect, an electrical appliance energy consumption control method includes providing an electrical appliance coupled with a power distribution system, receiving electrical energy within the appliance from the power distribution system, consuming the received electrical energy using a plurality of loads of the appliance, monitoring electrical energy of the power distribution system, and adjusting an amount of consumption of the received electrical energy via one of the loads of the appliance from an initial level of consumption to an other level of consumption different than the initial level of consumption responsive to the monitoring.

The invention relates to an electrical appliance, in particular a hand-held power tool, having an appliance housing, a circuitry substrate that is situated in the appliance housing and equipped with components, and sealing elements for preventing the influx of dirt into the region of the circuitry substrate. According to the invention, the sealing elements seal a subregion of the circuitry substrate off from other regions inside the appliance housing.

A control system (300) allows recognized standard premise electrical outlets, for example NEMA, CEE and BS, among others to be remotely monitored and/or controlled, for example, to intelligently execute blackouts or brownouts or to otherwise remotely control electrical devices. The system (300) includes a number of smart receptacles (302) that communicate with a local controller (304), e.g., via power lines using the TCP/IP protocol. The local controller (304), in turn, communicates with a remote controller (308) via the internet.

A system and method for battery protection. In some aspects, a method of conducting an operation including a battery pack, includes the acts of monitoring a first battery pack condition at a first monitoring rate, determining when a second battery pack condition reaches a threshold, after the second battery pack condition reaches the threshold, monitoring the first battery pack condition at a second monitoring rate, the second monitoring rate being different than the first monitoring rate. In some aspects, a method of conducting an operation including a battery, the battery including a cell having a voltage, power being transferable between the cell and the electrical device, a controller operable to control a function of the battery pack, the controller being operable with a voltage at least one of equal to and greater than an operating voltage threshold, the cell being operable to selectively supply voltage to the controller, includes the act of enabling the controller to operate when the voltage supplied by the cell is below the operating voltage threshold.

A mechanical device for implantation into a patient's body is designed or modified to be electrically charged to prevent coagulation on the device, thereby extending the life of the device and alleviating the need for the patient to utilize anticoagulant therapy. The device may be a heart valve and is electrically charged by being connected to a power source. The power source is preferably a battery pack implanted in the body and is connected to the device by connector wires. The charge applied to the device may be negative or positive, as long as it helps to repel platelets and/or red blood cells from the device in order to help prevent coagulation on one or more surfaces of the device.

An interior rearview mirror assembly for vehicles incorporates a reflective mirror element for viewing by a user of the mirror assembly, a lip formed from moldable polymeric resin selected to expand sufficiently when heated to allow snap in insertion of the reflective mirror element while the lip is warm and flexable, a carrier located to the rear of the reflective element such that the carrier is closer to a windshield of the vehicle than the mirror element when the mirror element is mounted in the vehicle, at least one electrical accessory, and an electrical connector adapted to receive a connector from the vehicle electrical system with the electrical accessory connected to the electrical connector. Preferably, the electrical accessory is supported by the carrier and is selected from a variety of electrical devices, lamps, lights, sensors and the like.

A method for using a digital electrical apparatus to electrically process signals in generating output for insurance documentation, the method including the steps of: in a digital electrical computer apparatus comprising a digital computer having a processor, the processor electrically connected to a memory device for storing and retrieving operations including machine-readable signals in the memory device, to an input device for receiving input data and converting the input data into input electrical data, to a visual display unit for converting output electrical data into output having a visual presentation, to a printer for converting the output electrical data into printed documentation, wherein the processor is programmed to control the apparatus to receive the input data and to produce the output data by steps including: defining a plurality of patient categories; and for each of the categories, determining a periodic duration-specific insurance benefit amount for long-term care patients; the method further including the step of inserting the periodic duration-specific insurance benefit amounts in a long-term care insurance policy.

A communication device, for connecting one or more electrical appliances to a remote service centre, comprises a control unit (AMC), means (PLG) for connecting the device (HG) to an alternating voltage electric mains network (Vac) and means (SK) for supplying the alternating mains voltage (Vac) to a power supply line of an electric appliance. The device (HG) further comprises first communication means (CSA), prearranged for receiving information possibly generated by the electric appliance and transmitted through the power supply line thereof, second communication means (ZB), prearranged for establishing a connection with a local area network (HN1) and third communication means (GGM), prearranged for establishing a connection with a further communication network, different from the local network (HN1), to which the remote service centre is connected. The control unit (AMC) is prearranged for acquiring by means of the first communication means (CSA), first information possibly generated by the electric appliance and transmitted through the power supply line thereof and/or second information regarding electric energy consumptions associated to the operation of is the electric appliance, acquiring, by means of the second communication means (ZB), third information possibly available on the local network (HN1), and transmitting to the remote centre (RMC), by means of the third communication means (GGM), at least one of the first, second and third information.

Electrosurgical tissue specimen recovery apparatus and system employing a multi-leaf capture component configured with pursing cables which are electrosurgically excited to define a cutting leading edge. To complete a capture, the cables are loaded in tension to purse and thus converge the tips of the capture component leafs together. The forward regions of the leafs are configured with a combination of a thin flat stainless steel region over which a polymeric cable guide is positioned. The polymeric cable guide and stainless steel leaf driving combination improves frictional aspects as well as the resulting aspect ratio of a recovered tissue specimen.

A gas-lift petroleum well and method for producing petroleum products using downhole pressurized gas to provide lift. The gas-lift well having a well casing, a production tubing, a packer, and a gas-lift valve. The well casing extends within a wellbore of the well, and the wellbore extends through oil and gas zones. The production tubing extends within the casing. The tubing having an opening formed therein, which is in fluid communication with an oil zone. The packer is located downhole in the casing and coupled to the tubing. The packer can have an electrically controllable packer valve, which is adapted to control a flow of downhole pressurized gas from one side of the packer to another. The downhole pressurized gas is provided by a gas zone that the wellbore passes through. The downhole gas-lift valve is coupled to the tubing and is adapted to control a flow of downhole pressurized gas into oil in the tubing for lifting the oil. The gas-lift valve can be an electrically controllable valve. The tubing and casing are used as electrical conductors for supplying power and/or communications downhole. The current in the tubing is routed using a ferromagnetic induction choke to create a voltage potential, which provides electrical power to downhole electrical devices. Also, there may be a bypass passageway to route downhole gas to gas-lift valves. There may also be downhole sensors to measure physical quantities (e.g., pressure). Such measurements can be used for feedback control of downhole electrically controllable valves.

An integrated controller for complete automation with the ability to control electrical devices through both RF transmission and IR transmissions. In one illustrative embodiment, the integrated controller comprises an antenna for two-way communication with stations located throughout a structure. Each station may control the power supply to an attached electrical device. The buttons on the station may control any electrical device on the system through RF transmission with the integrated controller. The integrated controller also may comprise an IR receiver and at least one IR output. The IR receiver may receive signals from a remote and pass them through to a device, such as a device used in a home theater system, with a built in IR receiver via the IR output. In this manner, the integrated controller is capable of providing complete in home automation.

A module comprises an electrical device having at least one memory device. A plurality of electrical contacts provide electrical signals to the electrical device. The memory apparatus also includes an optical interface, and an optical-to-electrical signal converter is coupled to receive optical signals from the optical interface and provide electrical signals to the electrical device.

A system for load control in an electrical power system is described, wherein one or more load-control devices are provided to control power delivered to electrical equipment. A remote power authority, such as a power company, government agency, or power transmission company sends one or more commands to the load-control devices to adjust loading on the electrical power system. In one embodiment, the power authority sends shutdown commands. In one embodiment, the power authority sends commands to tell the electric power device to operate in a relatively low-power mode. In one embodiment, the commands are time-limited, thereby allowing the electric power device system to resume normal operation after a specified period of time. In one embodiment, the commands include query commands to cause the control device to report operating characteristics (e.g., efficiency, time of operation, etc.) back to the power authority.

The present application is directed to mesoporous carbon materials comprising bi-functional catalysts. The mesoporous carbon materials find utility in any number of electrical devices, for example, in lithium-air batteries. Methods for making the disclosed carbon materials, and devices comprising the same, are also disclosed.