Compact swing check valve

Details Compact swing check valve Compact swing check valve

1991-10-25

1992-09-29

Nilson, Robert G.

Fluid handling

Removable valve head and seat unit

1375155, 1375278, F16K 1503

Patent

active

051507331

ABSTRACT:
A swing check valve wherein the seat and the cage supporting the disc are secured in an intermediate location in the valve body by annular abutments spaced from the upstream and downstream ends of the body. Such annular abutments are in the form of shoulders and/or snap rings.

REFERENCES:
patent: 857897 (1907-06-01), Patterson
patent: 2454072 (1948-11-01), Long
patent: 3473609 (1969-10-01), Allen
patent: 3933173 (1976-01-01), Kajita
patent: 4201241 (1980-05-01), Schertler
patent: 4586534 (1986-05-01), McNeely

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