Fluid handling – Systems – Flow path with serial valves and/or closures
Patent
1992-01-13
1993-06-01
Cohan, Alan
Fluid handling
Systems
Flow path with serial valves and/or closures
137488, 251315, F16K 31122
Patent
active
052151212
ABSTRACT:
A tube separator comprises an inlet and an outlet to define a flow direction from the inlet to the outlet, shut-off means arranged between the inlet and the outlet for connecting the inlet with the outlet in a first position thereof and for disconnecting the inlet from the outlet in a second position thereof, control means for operating the shut-off means and a non-return valve at the outlet for blocking or allowing fluid flow from the inlet to the outlet. The shut-off means comprises a shut-off member being arranged in the shut-off means for rotation around an axis perpendicular to the flow direction from a first rotational position to a second rotational position thereof, and a bore is provided in the shut-off member for connecting the inlet with the outlet in the first rotational position and for disconnecting the inlet from the outlet in the second rotational position.
REFERENCES:
patent: 3104962 (1963-09-01), Pearson
patent: 3151837 (1964-10-01), Bentley
patent: 3375845 (1968-04-01), Behm
patent: 4745946 (1988-05-01), Kern
patent: 4800918 (1989-01-01), Arens
patent: 4972872 (1990-11-01), Hunt
Brown Donald
Cohan Alan
Prufer
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