Isolation chamber valve

Details Isolation chamber valve Isolation chamber valve

1987-11-05

1989-07-18

Nilson, Robert G.

Fluid handling

Systems

Dividing into parallel flow paths with recombining

137901, 251254, F16K 3900

Patent

active

048484016

ABSTRACT:
The invention relates to an isolation chamber valve. The isolation chamber valve of the invention includes, for connecting its inlet passage and its outlet passage, a by-pass circuit of small section comprising at least a flap the opening and closing of which can be controlled as required. This isolation chamber valve is used in particular in the operation of shafts for deposits or the storage of gas or other fluids under pressure.

REFERENCES:
patent: 275300 (1883-04-01), Webb
patent: 1378030 (1921-05-01), Hay
patent: 1648986 (1927-11-01), Gray
patent: 1697608 (1929-01-01), Patterson
patent: 2726672 (1955-12-01), Doster
patent: 2819034 (1958-01-01), Holderer
patent: 2959187 (1960-11-01), Boyle
patent: 3135284 (1964-06-01), Magos

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