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Class Information
Number: 236/59
Name: Automatic temperature and humidity regulation > Traps > Thermostatic > Expanding solid
Description: Automatic steam-traps in which the drain-valve is directly operated by a thermostat of the expanding-solid type.










Sub-classes under this class:

Class Number Class Name Patents
236/60 Conduit 0


Patents under this class:

Patent Number Title Of Patent Date Issued
6616058 Valve Sep. 9, 2003
6255934 Bistable actuation device Jul. 3, 2001
6158664 Bimetallic steam trap Dec. 12, 2000
5897055 Actuator with an electrically heatable thermostatic operating element Apr. 27, 1999
5788147 Steam trap Aug. 4, 1998
4736886 Disk type steam trap Apr. 12, 1988
4723704 Bimetal steam trap Feb. 9, 1988
4660760 Thermodynamic steam trap valve discs Apr. 28, 1987
4646965 Thermostatic steam trap Mar. 3, 1987
4598861 Bimetallically controlled steam trap Jul. 8, 1986
4586653 Discharge device for a condensate controlled by a bimetallic snap disc May. 6, 1986
4561588 Bimetallically controlled steam trap Dec. 31, 1985
4494692 Steam trap Jan. 22, 1985
4471906 Thermostatically controlled trap Sep. 18, 1984
4427149 Bi-metallic steam trap Jan. 24, 1984
4377441 Solar heated alcohol still Mar. 22, 1983
4347975 Bimetallic-controlled steam trap Sep. 7, 1982
4339075 Bimetallic-controlled steam trap Jul. 13, 1982
4327863 Bimetallic controlled steam trap May. 4, 1982
4320871 Bimetallic column Mar. 23, 1982
4311272 Bimetallic controlled steam trap Jan. 19, 1982
4245783 Condensation steam trap comprising a plate-like bimetal body having a curved stape Jan. 20, 1981
4134541 Fluid separation device Jan. 16, 1979
4073306 Steam trap Feb. 14, 1978
4060193 Thermally controlled valve Nov. 29, 1977
3985296 Steam trap with bimetal valve control Oct. 12, 1976











 
 
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