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| Number | Title | Issue Date |
| 7205068 | Electric battery assembly and method of manufacture An energy storage device, such as an electrical storage battery, having a unique terminal structure, sealing arrangement and an S-shaped mandrel for the electrode assembly. The battery generally includes a case in which an electrode assembly is dispose, and a cover ... | 04/17/2007 |
| 7176413 | Method and system for controlling one or more shape mercury actuators A method and a system for controlling a plurality of shape-memory actuators, for instance installed on board a motor vehicle, control the electric supply current of each shape-memory elements as a function of one or more parameters referring to environmental conditi... | 02/13/2007 |
| 6869024 | Self-adjusting mechanism for a thermostat responsive to humidity A first mounting plate attachable to the wall has a hub on which a second enhanced mounting plate is rotated by a humidity sensing spring to decrease the setting registered by the mercury bulb switch when moist air is present and increase the setting when drier air ... | 03/22/2005 |
| 6737952 | Combined pressure responsive electrical switch and temperature sensor device A combined pressure responsive electrical switch and temperature sensor device (10, 10′) is shown comprising a base member (12) mounting an electrical switch actuatable by a pressure responsive snap-acting disc (16) attached to a port fitting ... | 05/18/2004 |
| 6707372 | Thermal switch containing preflight test feature and fault location detection An integral resistance element combined with a snap-action thermal switch and coupled to an output thereof, the snap-action thermal switch being structured in a normally-open configuration. The resistance element and the snap-action thermal switch share one or more ... | 03/16/2004 |
| 6342826 | Pressure and temperature responsive switch assembly A switch having closed and open positions moves from one position to the other in response to either an elevated temperature or an excessive pressure. A switch member of bimetal material or shape memory alloy operates in response to an elevated temperatur... | 01/29/2002 |
| 6293697 | Housing for HVAC control unit An HVAC control unit is formed of a molded, electrically insulative material. The HVAC control unit has a wall plate and a cover plate. The wall plate attaches to a standard electrical box and has an opening for wires, and a cover plate attaches to the wa... | 09/25/2001 |
| 5831507 | Dual-functional fuse unit that is responsive to electric current and ambient temperature A dual-functional fuse unit, which is responsive to an electric current and an ambient temperature, contains a current sensing fuse and a temperature sensing fuse element. The current sensing fuse is serially connected with and between lead terminals of t... | 11/03/1998 |
| 5801914 | Electrical safety circuit with a breakable conductive element An electrical safety circuit for discontinuing the operating power to an electrical device when overheat conditions are present. The safety circuit includes a conductive element in thermal proximity to at least one of the circuit elements of the electrica... | 09/01/1998 |
| 5680090 | Cam operated switch with temperature sensor and subassembly therefor A switch assembly of the type actuated by an external cam mechanism while immersed in a fluid such as transmission oil, the assembly includes an integral hollow probe with a thermistor for sensing the fluid temperature. The thermistor is assembled on an i... | 10/21/1997 |
| 5623597 | Secure data storage system for a computer wherein a heat transfer apparatus cools a data storage unit in a fireproof safe in absence of a fire and ceases transfer in the event of a fire A secure data storage system for a computer has a data storage system with a data interface to the computer mounted on a heat sink structure within a fireproof enclosure. A heat transfer system connected to the heat sink structure and to a wall of the fir... | 04/22/1997 |
| 5578982 | Temperature limiters The temperature limiter comprises a ceramic box (3) communicating with at least one ceramic tube (1) which comprises a pellet (2) of alloy with determined Curie temperature, a magnet (6) fast with a plunger (7) comprising adjustment means (7a, 7b, 8) for ... | 11/26/1996 |
| 5121094 | Dual condition responsive switch apparatus An electric switch is shown which is responsive separately to two different conditions, i.e. temperature and pressure. The switch includes a temperature sensing disc and a pressure sensing disc both coupled through several alternate motion transfer arrang... | 06/09/1992 |
| 4864269 | Portable electrical adapter In a portable electrical adapter removably securable to an electrical wall receptacle for controlling electrical power, including; a housing adapted to house spaced first and second electrical conductors, said first electrical conductor presented at one e... | 09/05/1989 |
| 3981316 | Pressure and temperature-responsive control means Actuator means of the pressure- and/or temperature-responsive type are disclosed for controlling valve means which supply pressure fluid (such as a combustible gas) to a load (such as a gas-fired boiler), characterized in that the actuator means are opera... | 09/21/1976 |
| 3974993 | Railway track switch heating arrangement A railway track switch is provided with an arrangement for preventing the accumulation on the track switch of snow such as could cause blockage of a moving part of the track switch or other malfunction. The arrangement includes a controllable track switch... | 08/17/1976 |
| 3970246 | Air conditioning control system A multiple zone forced air type air conditioning system is disclosed in which the amount of atmospheric air admitted to the system is governed according to sensed temperature conditions of air being circulated through the warmest zone. An atmospheric air ... | 07/20/1976 |
| 3949607 | Enthalpy control apparatus for air conditioning A control apparatus responding to enthalpy or "total" heat content, temperature and moisture content, of air wherein a moisture responsive element changes in length and is reset by a temperature responsive element to control a switch with means to limit t... | 04/13/1976 |
| 3936793 | Humidity and temperature responsive switch A humidity-biased temperature responsive switch for controlling an automobile air conditioning compressor which closes at a warmer ambient temperature when the humidity is low than when the humidity is greater. The switch includes a sensor element having ... | 02/03/1976 |
