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Class Information
Number: 137/177
Name: Fluid handling > Diverse fluid containing pressure systems > Fluid separating traps or vents > Discriminating outlet for liquid
Description: Separating traps wherein the separating trap is provided with a discriminating outlet which permits outflow of liquid but prevents outflow of gas.










Sub-classes under this class:

Class Number Class Name Patents
137/178 With alternately operated inlet and outlet valves 4
137/182 With auxiliary inlet or by-pass valve 12
137/183 With fluid responsive valve 43
137/179 With non-discriminating gas vent or liquid discharge 14


Patents under this class:

Patent Number Title Of Patent Date Issued
8678027 Exhaust passage component Mar. 25, 2014
8505569 Residue collector Aug. 13, 2013
8431278 Passive water drain Apr. 30, 2013
8387649 Tank condensation drain Mar. 5, 2013
8381770 Blowoff tank Feb. 26, 2013
8360087 Operating fluid tank Jan. 29, 2013
8347780 Beverage air management dispensing system Jan. 8, 2013
8177090 Storage tank with floating roof emergency draining system and spherical rotor fume sealing valve May. 15, 2012
8070844 Dust clearing blow-back valve and reservoir Dec. 6, 2011
8070103 Fuel line air trap for an unmanned aerial vehicle Dec. 6, 2011
7993426 Moisture separator Aug. 9, 2011
7766031 Condensate collection system and drain Aug. 3, 2010
7686029 Microfluidic device for trapping air bubbles Mar. 30, 2010
7506659 System for liquid removal in a vacuum environment Mar. 24, 2009
7243673 Gas injection device Jul. 17, 2007
6897374 Connector apparatus and method for connecting the same May. 24, 2005
6675795 Freeze resistant method for draining furnace condensate in low temperature environments Jan. 13, 2004
6649829 Connector apparatus and method for connecting the same for controlling fluid dispensing Nov. 18, 2003
6397877 Blowdown manifold evacuator for nuclear power plants Jun. 4, 2002
6286438 Baffle plate assembly Sep. 11, 2001
6148844 Condensate removal device Nov. 21, 2000
6131602 Condensate discharge device Oct. 17, 2000
RE36485 Steam trap test station Jan. 11, 2000
5948128 Flanged condensate removal system with removable insert Sep. 7, 1999
5922094 Water removal system Jul. 13, 1999
5890510 Condensate return retrofit kit Apr. 6, 1999
5884654 Condensate discharge device Mar. 23, 1999
5756882 Cap low leak testing system May. 26, 1998
5746242 Gas relief valve protector May. 5, 1998
5604681 Coupler identification systems Feb. 18, 1997
5595211 Steam trap test station Jan. 21, 1997
5571416 Continuous drain for solids separated by a centrifugal separator Nov. 5, 1996
5501246 Air/vapour separation device Mar. 26, 1996
5429150 Continuous flow steam condensate removal device Jul. 4, 1995
5070899 Check valve Dec. 10, 1991
5017199 Spent solvent recovery in circuit processing May. 21, 1991
4914339 Misting system Apr. 3, 1990
4745943 Continuous flow steam condensate removal device May. 24, 1988
4664134 Fuel system for flight vehicle May. 12, 1987
4486208 Condensate removal device for steam lines and the like Dec. 4, 1984
T103603 Process and apparatus for preparing silver halide emulsions Nov. 1, 1983
4256104 Equipment sets and system for the sequential administration of medical liquids at dual flow rates Mar. 17, 1981
4168718 Passive propellant system Sep. 25, 1979
4136693 Constant flow I.V. device Jan. 30, 1979
4085719 Vapor pressure regulator for a vaporized liquid fuel system Apr. 25, 1978
4013072 Drip chamber for intravenous administration Mar. 22, 1977
3935876 Air leak detector Feb. 3, 1976











 
 
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