Molding tool for making valve

Details Molding tool for making valve Molding tool for making valve

1977-02-16

1978-04-18

Spicer, Jr., Robert L.

Static molds

Core

249184, 249187R, B29C 106

Patent

active

040847837

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 After molding is complete and the tool is withdrawn, plastic gripping fingers formed from plastic injected between the fingers of the tool during molding hold the seal against the valve component and the housing.

REFERENCES:
patent: 2066658 (1937-01-01), Street
patent: 2221921 (1940-11-01), Le Beau, Jr.
patent: 2890490 (1959-06-01), Morin
patent: 2958904 (1960-11-01), Morin
patent: 3271845 (1966-09-01), Breher
patent: 3559249 (1971-02-01), Patton, Jr.

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