Device for opening a double link bag chain

Details Device for opening a double link bag chain Device for opening a double link bag chain

1988-07-01

1989-07-25

Culver, Horace M.

Package making

Apparatus for forming or partially forming receptacle and...

Forming by opening or setting up collapsed receptacle

53202, 53384, 53390, B65B 4328, B65B 4334

Patent

active

048501786

ABSTRACT:
An apparatus for opening dual bag sets having pressure interlocking zipper profiles along the top with pull flanges extending upwardly from the profiles and a bridging pull flange joining adjacent bag pairs, dual flange gripping means for the outer pull flanges of each of the bags riding along a rib on the bag, with the gripping means mounted on pivotal handles so that after the bags are moved forwardly, they can be pulled open for filling by manually pressing the handles together with the handles provided with a return spring.

REFERENCES:
patent: 2671587 (1954-03-01), Vogt
patent: 2671588 (1954-03-01), Vogt
patent: 3599388 (1971-08-01), Feingold
patent: 3744211 (1973-07-01), Titchenal et al.
patent: 3817017 (1974-06-01), Titchenal
patent: 4514962 (1985-05-01), Ausnit
patent: 4586319 (1986-05-01), Ausnit
patent: 4654878 (1987-03-01), Lems
patent: 4665522 (1987-05-01), Lems et al.

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