Crimper bar set for forming hermetically sealed packages

Details Crimper bar set for forming hermetically sealed packages Crimper bar set for forming hermetically sealed packages

1987-09-08

1989-02-28

Culver, Horace M.

Package making

Progressively seamed cover web or web folds

With closing of web between package units

53551, 53552, 53373, 156515, 156581, 1565831, B65B 908, B65B 5130, B65B 5116, B65B 5114

Patent

active

048074268

ABSTRACT:
In continuous packaging of comestibles in individual packages of thermo plastic sheet material, elongate, reciprocating crimper bars or dies simultaneously sever the packages and inpart end crimp seals to the packages but unfortunately featuring a high rate of rejects overcome by a special contour in the surface of one of the said crimper dies, according to present discovery.

REFERENCES:
patent: 2607696 (1952-08-01), Kunz
patent: 3243487 (1966-03-01), Smith
patent: 3468731 (1969-09-01), Obeda
patent: 3847711 (1974-11-01), Howard
patent: 3943686 (1976-03-01), Crawford et al.
patent: 4254601 (1981-03-01), Prager et al.
patent: 4452660 (1984-06-01), Davies et al.
patent: 4455808 (1984-06-01), Netzhammer
patent: 4582555 (1986-04-01), Bower
patent: 4617782 (1986-10-01), Mattei et al.
patent: 4693058 (1987-09-01), Kovacs

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