Dual pressure closure clipping system for chamber evacuator

Details Dual pressure closure clipping system for chamber evacuator Dual pressure closure clipping system for chamber evacuator

1979-12-04

1982-06-22

Sipos, John

Package making

With cover-adjunct application or formation

Adjunct comprising provision to secure cover

2924356, 53512, B65B 3102, B65B 5102

Patent

active

043355595

ABSTRACT:
A dual pressure closure clipping system for use on chamber evacuators used in vacuum packing articles in flexible plastic bags provides high pressure for small bags and low pressure for large bags closure clipping actions, selectable according to evacuation times.

REFERENCES:
patent: 2886928 (1959-05-01), Pearce
patent: 3570088 (1971-03-01), Klenz
patent: 3714754 (1973-02-01), Holcombe
patent: 3832824 (1974-09-01), Burrell

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