Molded valve

Details Molded valve Molded valve

1977-02-16

1979-10-30

Cline, William R.

Valves and valve actuation

With means to increase head and seat contact pressure

Seat pressed to valve

251315, 251366, 251DIG1, F16K 2502

Patent

active

041725832

ABSTRACT:
A valve includes a central valve component with an integral housing molded therearound. During the molding of the housing a seal is held against the valve component by spaced fingers of a tool. After molding is complete and the tool is withdrawn, plastic gripping fingers formed from plastic injected between the fingers of the tool during molding hold the seal againt the valve component and the housing.

REFERENCES:
patent: 567200 (1896-09-01), Senna
patent: 2066658 (1937-01-01), Street
patent: 2221921 (1940-11-01), Le Beau
patent: 2387013 (1945-10-01), Fuller
patent: 3235226 (1966-02-01), Allen
patent: 3239191 (1966-03-01), Widera
patent: 3271845 (1966-09-01), Breher
patent: 3635439 (1972-01-01), McNally
patent: 3712584 (1973-01-01), Wise et al.
patent: 3732606 (1973-05-01), DE Germond
patent: 3788602 (1974-01-01), Kitzie
patent: 3847178 (1974-11-01), Keppel
patent: 3857546 (1974-12-01), Quirk
patent: 3961770 (1976-01-01), Wrasman
patent: 4038358 (1977-07-01), Wrasman

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