F - Mech Eng,Light,Heat,Weapons – 16 – L
Patent
F - Mech Eng,Light,Heat,Weapons
16
L
F16L 37/44 (2006.01) B67D 7/54 (2010.01) F16L 37/30 (2006.01)
Patent
CA 2302789
A dry disconnect coupling for connecting one fluid conduit to another fluid conduit to form a continuous flow path, said coupling comprising a receptacle and a coupler, each being secured to a respective conduit or container, with means for securing and locking the receptacle and the coupler together to provide a connection for transfer of fluids, a poppet valve seated in each of the receptacle and the coupler for sealing a respective flow passageway therein when the coupling is uncoupled, and which valves can be unseated to permit flow of fluid through the coupling when the coupling is coupled and locked; the poppet valve of the receptacle having resilient annular sealing means in its poppet sealing surface; the coupler body and poppet and the receptacle body and poppet being provided with resilient annular sealing means at their interfaces, the coupler poppet being self aligning, the arrangement of the sealing means and the geometry of the coupler body and poppet and the receptacle body and poppet being such that a small interface between the two poppets is provided whereby only a minimal volume of fluid remains in the coupling after uncoupling.
Cornford Arthur Selwyn
Elsdon Stanley Robert
Fairles Gordon Elford
Emco Wheaton Fleet Fueling Corp.
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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