Container and closure therefor

Details Container and closure therefor Container and closure therefor

1980-09-26

1982-05-04

Hall, George T.

Receptacles

Closures

Vent in closure

220307, 220375, 215237, 222543, B65D 5116

Patent

active

043278426

ABSTRACT:
A closure for a container having a neck portion, a plug which has a fluid-tight fit within the neck portion, and a manually openable pressure release valve associated with said plug operative upon being opened to release the pressure in the container and also to condition the plug for relatively easy withdrawal to open position.

REFERENCES:
patent: 3016168 (1962-01-01), Larson
patent: 3021976 (1962-02-01), Tracey
patent: 3049264 (1962-08-01), Morawski
patent: 3415412 (1968-12-01), Robinson
patent: 3532248 (1970-10-01), Ruekberg
patent: 3744662 (1973-07-01), Zundel
patent: 3794207 (1974-02-01), Hunt
patent: 3949897 (1976-04-01), Shaw et al.
patent: 3998354 (1976-12-01), Song
patent: 3999678 (1976-12-01), Ignell
patent: 4002516 (1977-01-01), Gaborieau et al.
patent: 4171062 (1979-01-01), Allen
patent: 4220249 (1980-08-01), Nilsson

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