Contamination protection member for opening and resealing device

Details Contamination protection member for opening and resealing device Contamination protection member for opening and resealing device

1983-03-11

1984-08-07

Pollard, Steven M.

Receptacles

Closures

With closure opening arrangements for means

220258, B65D 4132, B65D 1734

Patent

active

044638663

ABSTRACT:
An improved integral opening and recapping device incorporated in the top of conventional aluminium top container constructed with an opening tab pivotally mounted to a pivot rivet centrally located on the container top, the tab having a detent edge engageable with a scored aperture flap for forced displacement of the flap to form an aperture, the tab having further a lever portion for operating the detent edge, the underside of the lever portion forming a sealing lip which on pivoting of the tab about the rivet, is engageable with the aperture to hermetically seal the container. The container top has a protective recess into which the sealing lip is nestled for protection of the lip from contamination prior to use.

REFERENCES:
patent: 3259265 (1966-07-01), Stuart
patent: 4039101 (1977-08-01), Wells
patent: 4077538 (1978-03-01), Waterbury
patent: 4391385 (1983-07-01), Rausing
patent: 4407424 (1983-10-01), Heyn

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