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Class Information
Number: 137/614.05
Name: Fluid handling > Systems > Flow path with serial valves and/or closures > Separable flow path section, valve or closure in each > Valve- or closure-operated by coupling motion
Description: Systems in which actuation of one of the valves, flow controllers or closures is simultaneous with the joining or disconnecting of the flow path sections.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8684035 Quick connect coupling for connecting hydraulic lines, especially in earth moving machines, and the interchangeable add-on devices and tools thereof Apr. 1, 2014
8622085 Self-sealing hydraulic control line coupling Jan. 7, 2014
8602056 Coaxial coupling Dec. 10, 2013
8596297 Dry-break fuel receiver with integral back-flow prevention Dec. 3, 2013
8561629 Method and a device for draining a tank, and a tank and an aircraft fitted with such a device Oct. 22, 2013
8499791 Quick coupler Aug. 6, 2013
8469407 Coupler devices with spring-loaded coupler sleeves Jun. 25, 2013
8469406 Socket for pipe joint and pipe joint Jun. 25, 2013
8453685 Fuel transfer coupling Jun. 4, 2013
8397755 Coupler with stop valve Mar. 19, 2013
8397756 Fluid conduit couplers with depressible latch mechanism Mar. 19, 2013
8393354 Self-sealing hydraulic control line coupling Mar. 12, 2013
8387949 Coaxial coupling with by-pass valve and coupling mechanism with bayonette form Mar. 5, 2013
8353314 Gas container assemblies and couplings therefor Jan. 15, 2013
8347916 Self-sealing chemical injection line coupling Jan. 8, 2013
8322368 Self sealing disconnect valve Dec. 4, 2012
8303000 Quick release connector Nov. 6, 2012
8267434 Hose coupling provided with non return valve and a combined locking and obstructing body Sep. 18, 2012
8256459 Fluid conduit connector apparatus Sep. 4, 2012
8210496 Fuel can adapter Jul. 3, 2012
8191932 Fluid coupling and method for assembling same Jun. 5, 2012
8186393 Fluid coupler including valve arrangement for connecting intake conduit of sprayer to transfer conduit of nurse tank during refill operation May. 29, 2012
8100199 Continuous fluid circulation valve for well drilling Jan. 24, 2012
7931053 Sealing device for a tank access opening in particular for tank filler pipes on motor vehicles Apr. 26, 2011
7918243 Connector assembly Apr. 5, 2011
7878216 Female connection part comprising a member for actuating valves and a connection comprising such a female part Feb. 1, 2011
7874313 Pipe coupling Jan. 25, 2011
7874314 Motor fuel connector with replaceable tip seal Jan. 25, 2011
7866628 Pipe coupling Jan. 11, 2011
7832424 Coupler, fuel cell employing the coupler and fuel cartridge Nov. 16, 2010
7810519 Fluid conduit connector apparatus Oct. 12, 2010
7806139 Fluid conduit coupling assembly having male and female couplers with integral valves Oct. 5, 2010
7798171 Valve assembly Sep. 21, 2010
7766039 Quick connect fuel hose connector Aug. 3, 2010
7762279 Threaded coupling with flow shutoff Jul. 27, 2010
7757712 Coupling device for a compressed gas cylinder Jul. 20, 2010
RE41263 Refrigerant charging tool Apr. 27, 2010
7677261 High flow, low mobile weight quick disconnect system Mar. 16, 2010
7669612 Pipe coupling and male coupling member Mar. 2, 2010
7631660 Aseptic coupling devices Dec. 15, 2009
7617842 Valves for fuel cartridges Nov. 17, 2009
7615037 Removable inlet manifold for a medical/surgical waste collection system, the manifold including a driver for actuating a valve integral with the waste collection system Nov. 10, 2009
7608136 In-line filter with quick-change coupling and a filter Oct. 27, 2009
7597514 Air valve coupling method and apparatus Oct. 6, 2009
7575024 Threaded coupling with flow shutoff Aug. 18, 2009
7568502 Coupling for a hydraulic or pneumatic assembly Aug. 4, 2009
7565917 Connector, fluid supply apparatus, movable body, fluid supply system, and connector connection method and connector separation method Jul. 28, 2009
7497231 Female coupling member of pipe coupling Mar. 3, 2009
7494158 Connecting coupling with a sliding sleeve and collet chucks Feb. 24, 2009
7490620 Fluid conduit connector apparatus Feb. 17, 2009

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