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Class Information
Number: 137/183
Name: Fluid handling > Diverse fluid containing pressure systems > Fluid separating traps or vents > Discriminating outlet for liquid > With fluid responsive valve
Description: Separating traps wherein the discrimination is obtained by an outlet valve which is responsive to a fluid condition.










Sub-classes under this class:

Class Number Class Name Patents
137/185 Gas collecting float (e.g., inverted bucket) 20
137/187 Level responsive 22
137/184 Successively opened valves 7


Patents under this class:

Patent Number Title Of Patent Date Issued
8573250 Steam trap with integrated temperature sensors Nov. 5, 2013
7938213 Vehicle drain hole structure May. 10, 2011
7753383 Device for uncovering an opening in a housing part of a steering gear Jul. 13, 2010
7316241 Steam trap Jan. 8, 2008
6823785 Printing unit Nov. 30, 2004
6397877 Blowdown manifold evacuator for nuclear power plants Jun. 4, 2002
6302136 Steam valve Oct. 16, 2001
6148844 Condensate removal device Nov. 21, 2000
6148845 Valve housing with a connecting part and a cap Nov. 21, 2000
6138706 Condensate traps Oct. 31, 2000
6035882 Monitoring condensate traps Mar. 14, 2000
5921268 Condensate traps Jul. 13, 1999
5884654 Condensate discharge device Mar. 23, 1999
5687755 Equipment comprising a condensate trap Nov. 18, 1997
5630441 Self-closing liquid/gas control valve May. 20, 1997
5546976 Condensate trap installations Aug. 20, 1996
5232006 System for separating gas from a liquid flow whose volume is to be measured Aug. 3, 1993
5211200 Automatic bleed valves May. 18, 1993
5211201 Intravenous fluid delivery system with air elimination May. 18, 1993
4782851 Capillary valve for hydraulic systems Nov. 8, 1988
4664138 Steam trap May. 12, 1987
4660760 Thermodynamic steam trap valve discs Apr. 28, 1987
4592381 Multiple stage device for condensate removal from a steam piping system Jun. 3, 1986
4524793 Automatic reservoir bleed valve Jun. 25, 1985
4494692 Steam trap Jan. 22, 1985
4387732 Steam trap including interchangeable body member and insert assembly Jun. 14, 1983
4306590 Milking apparatus discharge valve Dec. 22, 1981
4296771 Quiet impulse steam trap Oct. 27, 1981
4288032 Steam trap including interchangeable body member and insert assembly Sep. 8, 1981
4269217 Separator valve May. 26, 1981
4250879 Equipment sets and system for the sequential administration of medical liquids at dual flow rates employing a combined air barrier and liquid sequencing valve Feb. 17, 1981
4223695 Novel valve employing hydrophobic and hydrophilic membranes Sep. 23, 1980
4222403 Automatic drain exhaust valve Sep. 16, 1980
4214698 Arrangement for control of the temperature of heat radiators in a co-tube system Jul. 29, 1980
4134541 Fluid separation device Jan. 16, 1979
4073306 Steam trap Feb. 14, 1978
4037784 Steam trap Jul. 26, 1977
4013220 Back-pressure-resistant vapor trap for condensate discharge Mar. 22, 1977
4004604 Method of and apparatus for draining condensate from a steam-containing system Jan. 25, 1977
3993062 Hydrophobic valve Nov. 23, 1976
3972342 Apparatus for deaerating fluids Aug. 3, 1976
3967637 Apparatus for deaerating fluids Jul. 6, 1976
3958092 Apparatus for discriminating between liquid and gaseous flow May. 18, 1976











 
 
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