Pressure operated sequencing valve

Details Pressure operated sequencing valve Pressure operated sequencing valve

1990-07-05

1991-06-11

Cohan, Alan

Fluid handling

Self-proportioning or correlating systems

Self-controlled branched flow systems

13762418, 251230, F16K 1107

Patent

active

050224263

ABSTRACT:
An improved sequencing valve comprising a housing having a desired number of inlet and outlet ports, a piston normally urged to an inoperative position and responsive to inlet pressure to pass fluid to an appropriate one of said outlet ports, together with camming means responsive to movement of said piston to rotate said piston in a positive step-wise fashion.

REFERENCES:
patent: 3018788 (1962-01-01), Perlis
patent: 3459208 (1969-08-01), Clyde
patent: 4877047 (1989-10-01), Isidoro

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