Fluid handling – Systems – Flow path with serial valves and/or closures
Patent
1991-04-04
1992-01-07
Schwadron, Martin P.
Fluid handling
Systems
Flow path with serial valves and/or closures
285319, 285320, F16L 3728
Patent
active
050781707
ABSTRACT:
A coupler of the dry break type includes male coupling member having an axial bore and a valve for opening and closing the bore therein, and female coupling member having an axial bore with a valve for opening and closing the bore therein and latching members for locking the male coupling member and female coupling means in coupled relation when the valves are open and for unlocking the same when the valves are closed, the latching members comprising a plurality of latching members which lock the male coupling member in coupled relation with the female coupling member and a latching sleeve which engages the latching members when the valves are open to hold the same in latched position.
REFERENCES:
patent: 2637572 (1953-05-01), Bruce
patent: 2773706 (1956-12-01), Leavell
patent: 4637432 (1987-01-01), Medvick et al.
patent: 4641859 (1987-02-01), Walters
Emco Wheaton Inc.
Lee Kevin L.
Schwadron Martin P.
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