Method of preparing a resealable valve

Details Method of preparing a resealable valve Method of preparing a resealable valve

1981-01-14

1982-06-01

Kimlin, Edward C.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156198, 156213, 156245, 428912, 264257, 264268, 3 36, 128349BV, A63B 3900, B29C 1700, B29C 1900, A41C 310

Patent

active

043326340

ABSTRACT:
A mehod of preparing a resealable valve which has a resealable inner core and an outer reinforced cover comprises first molding a hollow shell having a domed top and a bottom with a central opening, then turning the shell inside out and affixing a layer containing reinforcing fabric to the inside of the domed top, next turning the shell right side out and covering the bottom including the central opening with a layer containing reinforcing fabric to complete the cover, filling the thus formed cover with an uncured elastomer and finally curing the cover and its elastomer contents to form the resealable valve.

REFERENCES:
patent: 700656 (1902-05-01), Kemshall
patent: 3600718 (1971-08-01), Boone
patent: 3799174 (1974-03-01), Howard
patent: 3919724 (1975-11-01), Sanders et al.

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