Structure of container

Details Structure of container Structure of container

1994-04-14

1995-03-14

Shoap, Allan N.

Receptacles

Closures

With vacuum breaker or manually operable vent

220356, 220361, 220366, 215309, 215315, 251322, 251323, B65D 5116

Patent

active

053970241

ABSTRACT:
A container includes a top-open container body having a tapered top-flange around the top opening thereof, and a top cover having a tapered bottom flange fitted around the top flange of the container body, wherein the top cover has a stepped air hole and a push-button plug assembly mounted within the stepped air hole and pressed to control the passage; the top cover has a recessed retaining portion moved to engage with a raised retaining portion on the container body for letting air pass through air guide grooves on the top cover and container body into the inside space of the container body.

REFERENCES:
patent: 1159687 (1915-11-01), Kraft
patent: 3133664 (1964-05-01), Koch
patent: 4646933 (1987-03-01), Jurczenia et al.
patent: 5065889 (1991-11-01), Conti

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