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Class 431/85 - Expanding fluid sensor


Subclass of Class 431 - Combustion
Definition: Apparatus wherein the catch is released by a force produced
No. of patents: 5
Last issue date: 04/18/2000


NumberTitleIssue Date
6050808Control device for gas burners
There is provided a control device for a gas burner used for gas cookers, in which the gas burner is connected to a flame monitoring device. The flame monitoring device has a timing device (11) which regulates a closing mechanism of a gas valve (7) or a g...
04/18/2000
5139413Pilot burner safety device with methods of ambient air flow regulation into a flame nozzle
A pilot burner safety device of a gas combustion apparatus for shutting down a gas supply valve automatically at poor oxygen condition, includes an air intaking air means for intaking into a gas supplying passage, a heat detecting means mounted adjacent t...
08/18/1992
4829981Portable warming apparatus for a cup
A portable apparatus for warming a cup and its contents has a fuel reservoir connected through a valve controlled by a snap switch to a combustion cage. A thermocouple under the combustion cage returns the snap switch to an "OFF" position, cutting off the...
05/16/1989
4518003Pressure responsive cap for gas appliances
The invention relates to a pressure responsive assembly for controlling the supply of gas to a gas appliance. A pressure responsive device includes a sealed air bulb positioned to monitor the pilot flame of the appliance. A capillary tube connected at one...
05/21/1985
4437830Burner and pilot valve safety control system
The movable elements of two normally closed valves are actuated by a thermal element responsive to ignition at a pilot burner supplied fuel through one of the valves. The two valve elements form a mechanical train from the thermal element which simultaneo...
03/20/1984
 
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