Valves and valve actuation – Valve actuator is inlet or outlet – Biased valve
Patent
1985-06-21
1987-02-03
Chambers, A. Michael
Valves and valve actuation
Valve actuator is inlet or outlet
Biased valve
251342, 604250, 285260, F16K 3100
Patent
active
046404945
ABSTRACT:
A tap or valve comprising a first tube and a second tube with a flexible elastic coupling between said tubes to allow fluid passage between said tubes when said tubes are substantially coaxially aligned and to allow displacement of one of said tubes relative to the other in order to close said fluid passage. The tap or valve is primarily intended for use with wire drawings tubing or intravenous drip tubing. The tap or valve further comprises means for releasably locking the tap or valve in the closed position.
REFERENCES:
patent: 2444449 (1948-07-01), Kearny
patent: 3029059 (1962-04-01), Hamilton et al.
patent: 3100486 (1963-08-01), Nehring
patent: 3464721 (1969-09-01), Surko, Jr.
patent: 3612409 (1971-10-01), Henning
patent: 3977409 (1976-08-01), Brendling
patent: 4063706 (1977-12-01), Osborne, Jr.
Chambers A. Michael
Craig Medical Products Limited
Lee, Jr. Robert E.
Levinson Lawrence S.
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