Device for closing the top sideflaps of box having folding flaps

Details Device for closing the top sideflaps of box having folding flaps Device for closing the top sideflaps of box having folding flaps

1986-03-04

1987-10-13

Coan, James F.

Package making

Closing packages and filled receptacles

By means adapted to engage outturned seam of package cover

493183, 493438, B65B 720

Patent

active

046989501

ABSTRACT:
A pair of helical guides has each guide made up of two integral helical portions, one outermost and the other innermost, longitudinally offset from each other. The two portions develop from respective basically parallel oblique inlet ends to respective coplanar horizontal outlet ends and are engageable by the erect side flaps of wider or narrower boxes respectively without the necessity of adjustment of the distance apart thereof.

REFERENCES:
patent: 2962733 (1960-12-01), Kramer et al.
patent: 3288037 (1966-11-01), Burnett
patent: 3726061 (1973-04-01), Pagdin et al.

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