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Class Information
Number: 337/331
Name: Electricity: electrothermally or thermally actuated switches > Thermally actuated switches > Expansible or vaporizable fluid actuated > Contact structure or composition of material > Comprising conductive liquid (e.g., mercury)
Description: Subject matter wherein at least one of the contacts is specifically recited as comprising a conductive liquid, such as mercury.

Patents under this class:

Patent Number Title Of Patent Date Issued
8143990 Micro-fluidic bubble fuse Mar. 27, 2012
4919196 Three-stage mercury switch for operation between the heating and cooling mode Apr. 24, 1990
4536727 Multiple pole mercury switch particularly adapted for thermostat applications Aug. 20, 1985
4376928 Adjustable temperature sensor Mar. 15, 1983
4259593 High voltage control devices Mar. 31, 1981
4252869 By-pass for internally open-circuited cells Feb. 24, 1981
4185206 High voltage control devices Jan. 22, 1980
4115751 Thermostat and method of operating such Sep. 19, 1978
4049973 Timer controlled space thermostat with battery operated timer Sep. 20, 1977
4002041 Thermostat control system for an automatic ice maker Jan. 11, 1977
3993120 Space thermostat Nov. 23, 1976
3936786 Temperature sensitive tipswitch Feb. 3, 1976

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