Container closure with vent means

Details Container closure with vent means Container closure with vent means

1978-03-27

1979-03-27

Hall, George T.

Receptacles

Closures

With closure opening arrangements for means

B65D 4132

Patent

active

041461495

ABSTRACT:
An easy opening end unit particularly adapted for packaging granular material such as coffee under pressure and wherein the initial opening of the end unit is by way of a vent opening. The vent opening has underlying the same a baffle plate or diaphragm which is formed of impermeable material and is bonded to the underside of the end unit.

REFERENCES:
patent: 3401820 (1968-09-01), Taylor
patent: 3445027 (1969-05-01), Palmer
patent: 3951299 (1976-04-01), Khoury
patent: 4044916 (1977-08-01), Beveridge

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