Method and apparatus for opening and closing multi-way valve

Details Method and apparatus for opening and closing multi-way valve Method and apparatus for opening and closing multi-way valve

1990-12-21

1992-03-17

Rivell, John

Fluid handling

Processes

13762511, 137863, 251 4, 251331, F16K 1102, F16K 1110

Patent

active

050959310

ABSTRACT:
The present invention is concerned with method and apparatus for opening and closing a multi-way valve. The present invention discloses method and apparatus for controlling the flow of fluid into a plurality of fluid distributing pipes, wherein an elastic wall which constitutes a fluid passage is opened and closed in plural positions by the application of an external pressure to provide communication between only predetermined fluid distributing pipes out of plural fluid distributing pipes connected to the fluid passage.

REFERENCES:
patent: 2940474 (1960-06-01), Webster
patent: 2989076 (1961-06-01), Rohmann
patent: 3019815 (1962-02-01), Lenardon et al.
patent: 3165119 (1965-01-01), Hewitt
patent: 3543796 (1970-12-01), Durant
patent: 3757583 (1973-09-01), Ludewig, Jr.
patent: 4029295 (1977-06-01), Wassmer

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