Check valve retainer

Details Check valve retainer Check valve retainer

1991-06-28

1993-06-15

Michalsky, Gerald A.

Fluid handling

Line condition change responsive valves

Direct response valves

13753311, 13759613, F16K 1504, A15B 1308

Patent

active

052189929

ABSTRACT:
A fluid control check valve incorporating an improved internal check ball retainer. The valve includes a cylindrical body portion having a radially inwardly extending chamber and a passageway extending through the valve and communicating with a radial inner end of the chamber. A ball is disposed within the chamber to block communication between the chamber and the passageway. The cylindrical body portion has a groove about its periphery which extends through a radial outer end of the chamber. A retainer is disposed in the groove to retain the ball within the chamber.

REFERENCES:
patent: 3303746 (1967-02-01), Schmoeger
patent: 3323421 (1967-06-01), Olmsted
patent: 3565110 (1971-02-01), Hodgson
patent: 3605808 (1971-09-01), Fisher
patent: 3878864 (1975-04-01), Schurger
patent: 3989113 (1976-11-01), Spring et al.
patent: 4095617 (1978-06-01), Hodgson
patent: 4155374 (1979-05-01), Diehl
patent: 4646775 (1987-03-01), Traylor
patent: 4796860 (1989-01-01), Diel
patent: 5000001 (1991-03-01), Christensen et al.

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