Airtight container

Details Airtight container Airtight container

1990-02-09

1991-11-19

Marcus, Stephen

Receptacles

Closures

Having means for securing or retaining closure in its closed...

220378, B65D 4522

Patent

active

050658859

ABSTRACT:
An airtight container for foods having a base vessel and a cover that can form an airtight seal. The cover is provided with a gasket around the perimeter and an alignment or locating means cooperating with the base vessel for quick and easy alignment and a hinge or clamp that pulls down the cover to force a gasket positioned in a perimeter annulus of the cover to deform the gasket and form the airtight seal. The hinge or clamp is easily operated to cause the pull down of the cover and form the seal and easily released.

REFERENCES:
patent: 2117807 (1938-05-01), Jesser
patent: 2723142 (1955-11-01), Stebbins
patent: 3416701 (1968-12-01), Kramer et al.
patent: 4166548 (1979-09-01), Crisci
patent: 4177934 (1979-12-01), Hammes et al.
patent: 4267940 (1981-05-01), Wade
patent: 4347947 (1982-09-01), Hammes
patent: 4585138 (1986-04-01), Jonkers
patent: 4614280 (1986-09-01), Wightman
patent: 4674650 (1987-06-01), Hamilton et al.
patent: 4915913 (1990-04-01), Williams et al.

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