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Class Information
Number: 236/96
Name: Automatic temperature and humidity regulation > Thermostatic > Flue or heater attached > Expanding solid
Description: Devices controlled by a thermostat of the expanding-solid type attached to the outside of the heater or flue controlled and responsive to the temperature thereof.










Patents under this class:

Patent Number Title Of Patent Date Issued
7748641 Linking device having connecting member with thermal deformation absorbing structure Jul. 6, 2010
7174734 Refrigerator damper with PTC heater actuation Feb. 13, 2007
6404321 Actuator Jun. 11, 2002
5669373 Thermostatic regulated air flow controller Sep. 23, 1997
4530346 Mechanical thermostat having proportional control for a solid fuel-burning stove Jul. 23, 1985
4487137 Auxiliary exhaust system Dec. 11, 1984
4479483 Safety stovepipe damper assembly Oct. 30, 1984
4467957 Flue flow regulator Aug. 28, 1984
4395225 Burner operated with liquid fuel for heating devices Jul. 26, 1983
4375872 Draft control for stoves and furnaces Mar. 8, 1983
4319713 Stove blower control accessory Mar. 16, 1982
4236668 Thermal damper assembly having position controls Dec. 2, 1980
4225080 Damper construction for a gas fired combustion apparatus Sep. 30, 1980
4182487 Apparatus having a temperature sensitive element for controlling a damper in a ventilation system Jan. 8, 1980
4180051 Furnace Dec. 25, 1979











 
 
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