Seal for upward opening hollow containers

Details Seal for upward opening hollow containers Seal for upward opening hollow containers

1996-06-25

1998-07-14

Cronin, Stephen

Receptacles

Closures

With closure opening arrangements for means

220258, 220259, B65D 1734

Patent

active

057790884

ABSTRACT:
The seal for upward opening hollow containers consists of a substantially circular inside cover, whose rim has along part of its circumference a raised area rising at an angle to the cover plane; the underside of the inside cover is connected with a vapor diffusion barrier which is provided with a tear perforation in the area of an opening in the inside cover.

REFERENCES:
patent: 3951331 (1976-04-01), Smith et al.
patent: 4210618 (1980-07-01), Piltz et al.
patent: 4399924 (1983-08-01), Nilsson
patent: 4986465 (1991-01-01), Jacobsson et al.
patent: 5069372 (1991-12-01), Kawajiri
patent: 5103973 (1992-04-01), Sato
patent: 5199618 (1993-04-01), Reil et al.

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