Bottle seal

Details Bottle seal Bottle seal

1978-01-23

1979-08-07

Hart, Ro E.

Bottles and jars

Closures

With pressure-responsive valve

215247, 215270, 215307, 215355, B65D 5116

Patent

active

041635000

ABSTRACT:
A bottle seal particularly adapted for ink bottles used in automatic ink feed systems wherein the bottle seal is to be pierced by an ink withdrawal needle, the seal having a stopper which has a portion extending into the bottle neck terminating in a lip seal. The stopper portion has an outer diameter groove adjacent the lip seal with at least one air channel communicating from the groove to the exterior to allow aeration of the bottle.

REFERENCES:
patent: 2231418 (1941-02-01), Trotter
patent: 2608972 (1952-09-01), Chrigstrom
patent: 3101863 (1963-08-01), Jackson
patent: 3200980 (1965-08-01), Jamell
patent: 3330281 (1967-07-01), Visser
patent: 3456650 (1969-07-01), Schwartzman
patent: 3653528 (1972-04-01), Wimmer
patent: 3904059 (1975-09-01), Bellamy
patent: 3976216 (1976-08-01), Lambert

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