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Class Information
Number: 137/505.38
Name: Fluid handling > Line condition change responsive valves > With separate connected fluid reactor surface > With opening bias (e.g., pressure regulator) > Reactor surface closes chamber
Description: Devices in which the reactor surface is in the outlet chamber and forms an imperforate wall thereof.










Sub-classes under this class:

Class Number Class Name Patents
137/505.46 Reactor operatively connected to valve by mechanical movement 69
137/505.39 Valve head in inlet chamber 25
137/505.44 Valve head on yoke 10


Patents under this class:

Patent Number Title Of Patent Date Issued
8679694 Fluidic control system and method of manufacture Mar. 25, 2014
8408243 Valve device Apr. 2, 2013
8267168 Regulator dampening device and method Sep. 18, 2012
8205638 Fluid pressure regulator with no-drain valve Jun. 26, 2012
8141580 Pressure reducer Mar. 27, 2012
7121298 Reducer valve for pressurized gas Oct. 17, 2006
7117887 Quick fill device Oct. 10, 2006
6840269 Pressure reducer for a fluid sampling device Jan. 11, 2005
6758238 Combined pressure regulator and shut-off valve Jul. 6, 2004
6276392 Liquid pressure regulator Aug. 21, 2001
6273126 Flow regulator for water pump Aug. 14, 2001
6192925 Flow regulator for water pump Feb. 27, 2001
5931375 Valve for a system having an energy-carrying medium Aug. 3, 1999
5303733 Pressure regulating unit for beverage dispensing system Apr. 19, 1994
5213132 Automatic regulating valve May. 25, 1993
5082019 Calibrated quick setting mechanism for air pressure regulator Jan. 21, 1992
5076322 Vacuum limiting, regulating device Dec. 31, 1991
5000221 Flow control system Mar. 19, 1991
4903726 Medical vacuum regulating cartridge Feb. 27, 1990
4821767 Pressure regulator Apr. 18, 1989
4782861 Multiple outlet cylinder valve Nov. 8, 1988
4667693 Pressure-reducing apparatus May. 26, 1987
4630641 Pressure-reducing apparatus Dec. 23, 1986
4606371 Gas pressure regulator with reversible setting rod Aug. 19, 1986
4592385 Vacuum regulator valve Jun. 3, 1986
4494563 Fluid safety valve Jan. 22, 1985
4074694 Pressure regulator with soft valve seat Feb. 21, 1978
3989061 Cylindrical pressure regulator Nov. 2, 1976











 
 
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