Two-way valve for fitting to the downstream end of a fluid distr

Details Two-way valve for fitting to the downstream end of a fluid distr Two-way valve for fitting to the downstream end of a fluid distr

1989-12-20

1991-07-30

Walton, George L.

Fluid handling

With cleaner, lubrication added to fluid or liquid sealing...

Cleaning or steam sterilizing

15 351, 15104062, 222148, B08B 904

Patent

active

050352563

ABSTRACT:
A two-way valve apparatus for a fluid distribution pipe adapted to be cleaned by scraping, comprising a ported tube containing a mobile abutment member for receiving a scraper, and a sleeve and a tubular confinement member fastened to and moving axially in unison with the abutment member to open and close the tube port.

REFERENCES:
patent: 1049012 (1912-12-01), Weber et al.
patent: 2085453 (1937-06-01), Schaer
patent: 2095823 (1937-10-01), Marshall
patent: 2177429 (1939-10-01), Foster
patent: 2948143 (1960-08-01), Pruitt
patent: 3228611 (1966-01-01), Russell
patent: 3266076 (1966-08-01), Surber
patent: 3340889 (1967-09-01), Petzhold
patent: 3562014 (1971-02-01), Childers et al.
patent: 4049018 (1977-09-01), Skibowski
patent: 4279266 (1981-07-01), Knox et al.
patent: 4574830 (1986-03-01), Rickey et al.

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