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Class Information
Number: 137/887
Name: Fluid handling > Systems > With flow control means for branched passages > Containing rotary valve
Description: System in which a fluent material flow control means rotates about its axis of symmetry.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8584708 Multi-port variable flow control valve with single actuator and interface Nov. 19, 2013
8573256 Revolving switching device Nov. 5, 2013
8403370 Pipe coupling device Mar. 26, 2013
8375991 Valve assembly Feb. 19, 2013
8316886 Near boiler piping apparatus with open drain Nov. 27, 2012
7823606 Device for adjusting and throttling the flow-rate of a fluid, particularly medical oxygen and compressed gases in general Nov. 2, 2010
7793687 Inflation/deflation adaptor assembly for inflating and deflating inflatable cargo dunnage bags Sep. 14, 2010
7647944 Combinational valve system Jan. 19, 2010
7600536 Gas distribution manifold for camping Oct. 13, 2009
7575019 Faucet with water temperature retaining feature Aug. 18, 2009
7165513 Multiway valve for a vehicle cooling/heating system Jan. 23, 2007
7032605 Dual piston rotary valve Apr. 25, 2006
7028714 Servo hydraulic flow control valve assembly Apr. 18, 2006
7013914 Throttle valve Mar. 21, 2006
6988512 Valves stem structure of fluid control valve Jan. 24, 2006
6957667 Multifunction tube joint Oct. 25, 2005
6871576 Hydraulic isolation valve Mar. 29, 2005
6830062 Spigot freeze dripper Dec. 14, 2004
6782919 Revolving valve for an oxygen machine Aug. 31, 2004
6648009 Tamper-proof ball valve Nov. 18, 2003
6581636 Valve body for dive tank with two outlets, and dive tank provided with a valve comprising such a body Jun. 24, 2003
6571830 Solenoid drain valve assembly for compressed air systems Jun. 3, 2003
6571825 Rotary valve Jun. 3, 2003
6474363 Coupler and valve assembly Nov. 5, 2002
6382593 Fluid coupling May. 7, 2002
6352086 Pressure relief nipple for RV hook-up Mar. 5, 2002
6273140 Cluster valve for semiconductor wafer processing systems Aug. 14, 2001
6263917 Multiple-bore throttle valve having central shaft end-play restraint Jul. 24, 2001
6089263 Distribution device for a liquid medium-operated circuit of a heating or cooling system Jul. 18, 2000
6068471 Burner box without manifold return May. 30, 2000
6036107 Control valve arrangement for spraying systems Mar. 14, 2000
5893393 Combination selector and shut off valve Apr. 13, 1999
5851110 Burner box without manifold return Dec. 22, 1998
5690135 Diverter valve with shutoff feature Nov. 25, 1997
5632300 Steam trap May. 27, 1997
5628339 Steam trap May. 13, 1997
5615717 Electrolyte distributing system and method Apr. 1, 1997
5499657 Valve arrangement Mar. 19, 1996
5478537 Detergent dispenser for use with solid casting detergent Dec. 26, 1995
5467796 Ball valve with a strainer and integrated means for flushing the strainer Nov. 21, 1995
H1391 Hydraulic connection device Jan. 3, 1995
5335686 Steam trap Aug. 9, 1994
5293903 T-connector for use in plumbing Mar. 15, 1994
5269347 Fluid pressure isolator apparatus Dec. 14, 1993
5183077 Flow control valve Feb. 2, 1993
5007450 Add-on liquid overflow shut-off valve for tank Apr. 16, 1991
5000225 Low profile, combination throttle/gate valve for a multi-pump chamber Mar. 19, 1991
4925097 Misting system May. 15, 1990
4901927 Dual shower head assembly Feb. 20, 1990
4890648 Distribution and shut-off device for hydraulic systems, particularly for domestic water systems Jan. 2, 1990

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