Method and apparatus for introducing a sliding lid or seal into

Details Method and apparatus for introducing a sliding lid or seal into Method and apparatus for introducing a sliding lid or seal into

1990-07-13

1992-01-28

Sipos, John

Package making

Methods

Closing package or filled receptacle

53321, B65B 728

Patent

active

050834169

ABSTRACT:
The invention discloses a method of and apparatus for inserting a lid, or plug closure, in a container body by use of a thrust member bearing on the back surface of the lid in which the thrust member is applied in such a way as to obtain a creasing of the lid when the pressure of the air trapped in the said body increases, this air then escaping between the lid and the container body. The invention is applicable to the fields of cosmetics, pharmaceuticals, hygiene products and foodstuffs.

REFERENCES:
patent: 2665832 (1954-01-01), Bagby
patent: 2717730 (1955-09-01), Blann
patent: 2849848 (1958-09-01), Ravn
patent: 2903832 (1959-09-01), Graff
patent: 3270483 (1966-09-01), Smoyer
patent: 4809887 (1989-03-01), Jopin
patent: 4819936 (1989-04-01), Meckenstock
patent: 4864799 (1989-09-01), Colacicco

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