Matches 1 - 50 out of 366 1 2 3 4 5 6 7 8 >


Match Document Document Title
8467668 Infrared room heater system  
An infrared, room heater system for installation in a wall or on a floor. An electric fan assembly draws room air into a housing, then through three parallel, air transit channels where the air is...
8283609 On die thermal sensor in semiconductor memory device  
An on die thermal sensor in a semiconductor memory device includes: a reference voltage generating unit for generating a band gap voltage and generating a reference voltage by using the base band...
7223947 Domestic appliance and heating structure for a domestic appliance  
An electric heating structure of a domestic appliance includes at least one first electric heating track (23) having a positive temperature coefficient and at least one additional electric heating...
7119654 Temperature sensor  
A temperature sensor for radiant heating units with a heating coil disposed in a cup includes a tube with a first end connected to a housing of a switch with a movable contact cooperating with...
7075035 Hot wire control apparatus and method  
Control system and apparatus for controlling current input to an electrical resistance element such as a seal wire. The system and apparatus of the present invention is a closed loop feedback...
6822203 Reactive hot wire control apparatus and method responsive to wire thermal expansion and contraction  
Control system and apparatus for controlling current input to an electrical resistance element such as a seal wire. The system and apparatus of the present invention is a closed loop feedback...
6720538 Thermostat variation compensating knob  
A heating appliance having an electrical circuit that controls the temperature output of the heating appliance is provided with a bimetallic element that opens upon reaching a temperature level. A...
6660976 Device for controlling the service loads of an electric household appliance, in particular a refrigerator  
A control unit (3) for controlling an electric household appliance, e.g. a refrigerator, is connected in series with a positive temperature coefficient (PTC) resistive unit (4) which, when...
6555796 Heater having over temperature control  
A heater having a shut off device is provided which prevents false over temperature lockouts. The heater comprises a body having walls defining a volume for holding water, a heating element...
6472646 Thermally sensitive controls  
A thermally sensitive, overheat protection control for a thick film electric heater comprises a bimetallic actuator (68) arranged for making good thermal contact with the heater, and a moveable...
6414285 Thermal protector  
A thermal protector has a fixed plate provided with a fixed contact at the front end portion. There is a first terminal for external connection in the rear end portion and a movable plate having...
6150641 Temperature sensing and limiting device  
A temperature sensing and limiting device is described for use in a radiant electric heater (8) incorporating at least one heating element (14). The device comprises an elongate tubular housing...
6002115 Control device for electric heating apparatus  
A temperature controller for an electrically operated cooking appliance which performs as a thermostatic controller at high temperatures and as a simmerstat or time dependent temperature...
5804798 Thermal protector with bimetal plate  
A thermal protector having a fixed plate with a fixed contact point at one end, a movable plate having a movable contact point at a position corresponding to the fixed contact point. A bimetal...
5607610 Compact protector  
A compact protector device having a housing 10 with a fixed electrode 18 and terminal member 12 and a movable electrode 26 and terminal member 14 contained therein. The movable electrode 26...
5235159 Control system, method of operating a heating apparatus and controlled heating apparatus  
A control system for regulating electrical power input to the resistive heating elements of an electric heating apparatus, including domestic cooking appliances, is provided which employs at least...
5233162 Electric cigar lighter with a bimetallic snap-action disc for overload protection  
An electric lighter for a vehicle includes a lighter plug insertable into a dashboard socket having a bimetallic yoke engageable with an end of the plug for energizing the glow coil of the plug....
5175792 Low liquid level advance warning alarm system with safety shut-off  
An advance warning control system for controlling the liquid level in a heating tank including an electrical immersion heater to provide a source of radiant energy, a control means operably...
5020128 Tubular sheathed electric heater with an overheat safety device  
A tubular electric resistance heater includes a tubular sheath enclosing an electric heater coil. As protective overheat safety device is provided at an end of the sheath and includes an...
4937430 Utility steam generator with self-controlled pressure more particularly for little household electric appliances  
In a utility steam generator for small household electric appliances, steam pressure and filling water supply to the boiler is automatically controlled merely by a microswitch and a temperature...
4892996 Thermostatically controlled in-line diesel fuel heater using a bimetal disc thermostat  
A fuel heater adapted to mount in series with a diesel engine fuel line comprises a metal pipe having a resistance heater wound around a first straight portion of the pipe containing a fluid...
4889971 Apparatus for regulation or limitation of temperature  
A device for temperature regulation has a contact housing which is provided ith a movable contact spring for breaking a circuit and on which a fastening flange is fastened. Furthermore, there is a...
4788415 Dual bimetal power control switching arrangement for electronically controlled appliances  
A power control switching arrangement for controlling energization of a load in response to an external controller, in which a first semiconductor switch is connected in parallel with the series...
4752671 Electric immersion heating elements and controls therefor  
An element protector unit for an electrically heated water boiling vessel comprises primary and secondary bimetals responsive to the element head temperature and each arranged for actuating a...
4743727 Turntable drive unit for a microwave oven  
A turntable drive unit of a microwave oven which comprises a spring box disposed below floor of the cooking chamber in the microwave oven, the spring box containing a shape memory alloy plate...
4723067 Electric hotplate  
An electric hotplate (1) with a temperature sensor (21) of a power control device provided in the center of the cooking surface (3) has on the underside of area (5) of hotplate body (2) directly...
4697068 Electric cooker heating unit  
A heating unit for cooking points, baking oven muffles or the like is provided on the inside of its outer body (2), in the central zone (10), with two thermal cutouts (17, 18), which are...
4667074 Temperature display for an induction heating apparatus  
An induction heating apparatus is formed by connecting a plate or a rod made of good heat-transferring metal to the lower surface of an insulating plate, connecting a spring or a bimetal having...
4665307 Thermal cut-out device for radiant heaters  
A thermal cut-out device for a radiant heater includes a probe-type thermally responsive assembly (2), at least a part of which is coated with and/or is surrounded by a radiation reflective...
4636615 Electrical resistance heating element having a bimetallic protective switch  
An electrical radiator, particularly for fan-forced heaters, is provided which includes a resistance heating element disposed on an insulating element connected to the housing of the fan-forced...
4633238 Temperature limiter for a glass-ceramic cooking unit  
A temperature sensor for a temperature limiter is made up of an outer tube and a number of inner component rods. The temperature sensor extends transversely over the top side of a moulding of a...
4631390 Thermal limiter  
A thermal limiting device for controlling one or more sources of infra-red radiation, preferably tungsten-halogen lamps, mounted in heating apparatus, consists of a metallic wire arranged to...
4621186 Thermally-sensitive control arrangement for containers provided with electric immersion heaters  
A thermally-sensitive electrical control is mounted to the head of an electric immersion heater of an electric kettle or like container. The control has an outer periphery of less radial extent...
4577176 Temperature regulating device  
A temperature regulating device is provided for electrical cooking appliances wherein the heat is provided by heating bodies, or elements, for plural heating zones. The device has a heat resistant...
4574185 Temperature control circuitry for a cooking apparatus  
The deep fryer comprises an oil tank, an immersed heater (3) controlled by a thermostat (2) which disconnects the heater when the oil reaches a given temperature. The thermostat comprises an...
4555688 Thermostat for cooking utensil  
A thermostat for a cooking utensil having a radiation heating body is constructed of an electrical switch actuated by a push rod. The rod extends away from the switch and expands in response to...
4554438 Electric cooker with thermostats for protecting against localized overheating  
The cooker contains several conventional hotplates in a mounting plate. A thermostat is associated with each hotplate. However, the thermostat is not placed in or on the hotplate, but is instead...
4544831 Hot warning device for cooking apparatus  
In a cooking and heating apparatus, a device for warning personnel of dangerously hot temperature is incorporated within the structure of a thermostat which has a switch for regulating the flow of...
4539468 Water boiling vessel immersion heater with primary and secondary thermal cut-out protection  
An electric immersion heating element dry switch-on or boil dry protector unit for an electrically heated water boiling vessel comprises primary and secondary bimetals (31,32) responsive to the...
4512295 Diesel glow plug tip enlargement protection  
The tips 14 of any glow plugs 10 which are shorted are protected against enlargement by a separate protective device 28 in each series connection 26 to an individual glow plug opening in a...
4508961 Electric radiant heater units for glass ceramic top cookers  
An electric radiant heater unit of the kind used in glass ceramic top cookers comprises first and second heater elements disposed adjacent to each other on a base layer of thermal and electrical...
4507073 Web manufacturing apparatus  
A web manufacturing apparatus including a flexible shaping member that engages fluid material of which a web is formed, a support that extends parallel to the shaping member and a plurality of...
4503321 Control device for an electric hotplate  
Apart from its conventional power main heating system, which is manually controlled by a power control device, an electric hotplate has an additional heating system, which is connected in parallel...
4467180 Electric cooking system  
A two-circuit automatic hotplate has a switch, which can be controlled both by a bimetallic strip of a power control device and by an expansion member of a hydraulic temperature sensor. The...
4433231 Electric iron having stacked thermostat assembly with integral overtemperature protection control  
An electrically heated appliance, such as a steam iron, is provided with an adjustable stacked thermostat assembly having an integrated overtemperature protection control. In the case of a steam...
4431907 Range temperature protection  
A domestic range of the electric type includes a cooking platform providing a plurality of "burner" locations constituted by pancake-shaped surface heating elements formed of spirally wound...
4431904 Electric cigar lighter  
The disclosure relates to an electric cigar lighter for use, for example in vehicles, having an improved circuit breaker which includes at least two thermostatic contacts mounted on a bottom of a...
4417133 Fuel tank having an immersion heating element assembly  
A fuel tank is provided with an electric immersion heating element assembly directly immersible in the fuel within the tank and resting on the curved tank bottom. The assembly includes an...
4388520 Electric cookers with warning lights  
A glass ceramic hob electric cooker is provided on each of the radiant heaters thereof with a temperature responsive element such as a bi-metallic switch or a thermistor, which element is arranged...
4386263 Electric cooker plate with a switch for preventing overheating  
An electric hot plate has an overheating safety switch having a steatite housing which is inserted into the lower sheet cover plate of the hot plate and is supported with two feet on the lower...

Matches 1 - 50 out of 366 1 2 3 4 5 6 7 8 >