Static mold vent

Details Static mold vent Static mold vent

1975-07-28

1977-05-31

Shore, Ronald J.

Static molds

Container-type molding device

Including auxiliary port for transmission of fluid, i.e.,...

138 40, 138 42, 220303, 220367, 425812, B29C 114, F15D 100, B65D 5116

Patent

active

040265129

ABSTRACT:
A static mold vent comprising a bore extending through a mold wall with a cylindrical inner portion opening at a cavity surface in the mold and a threaded outer portion opening at an exterior surface of the mold, a plug with a threaded outer portion engaged in the threaded portion of the bore and cylindrical inner portion projecting inwardly through the inner portion of the bore and cooperating therewith to define an air conducting annulus opening at said cavity surface, air bleed means in the plug communicating between the outer end thereof and the outer end of the annulus and tool engaging means engageable at the rear end of the plugs.

REFERENCES:
patent: 1522780 (1925-01-01), Hennessy
patent: 1875660 (1932-09-01), Rodin
patent: 1919408 (1933-07-01), Work
patent: 2004652 (1935-06-01), Dempsey
patent: 2682952 (1954-07-01), Griffin
patent: 2752635 (1956-07-01), Miller
patent: 2933102 (1960-04-01), Hillman
patent: 3072261 (1963-01-01), Smith
patent: 3302664 (1967-02-01), Plamann
patent: 3344477 (1967-10-01), Stokis
patent: 3374983 (1968-03-01), Garretson
patent: 3377662 (1968-04-01), Fukushima
patent: 3517700 (1970-06-01), Williams
patent: 3712780 (1973-01-01), Jope

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