Process for producing a two-chamber pressure package

Details Process for producing a two-chamber pressure package Process for producing a two-chamber pressure package

1995-04-07

1998-07-14

Rowen, Kurt

Sheet metal container making

Method

413 6, B21D 5126

Patent

active

057794243

ABSTRACT:
In the case of a process for producing a two-chamber pressure-package (R) an inner body (2) of fold-forming, respectively crumplable, material is connected with an outer casing (1) in the area of an adhesive layer (3). Then outer casing (1), adhesive layer (3) and inner body (2) together form a bead (7) around an opening (13). However, a ring (14) is removed from the outer casing before the bead (7) is formed.

REFERENCES:
patent: 2432740 (1947-12-01), Fink
patent: 3443341 (1969-05-01), Anthony
patent: 3466908 (1969-09-01), Whiteford
patent: 3695081 (1972-10-01), Gartner
patent: 5069590 (1991-12-01), Stoffel

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