Device assembly

Details Device assembly Device assembly

1989-11-28

1992-03-03

Sipos, John

Package making

Partial cover application

Band or tube

53588, 53556, B65B 4112, B65B 1104, B65B 1310

Patent

active

050921096

ABSTRACT:
A device assembly for wrapping a heat sealing plastic film around an article at a packing station comprises a cylindrical member having a length greater than the width of the plastic film and movable towards and away from the packing station. The cylindrical member comprises a curved external surface, a heater mounted on the curved external surface for heating the plastic film for heat bonding the plastic film to the surface of the article, a cutting device mounted in the cylindrical member for cutting the plastic film, and a retaining device provided on the external surface of the cylindrical member for retaining the trailing edge of the plastic film on the external surface.

REFERENCES:
patent: 2837884 (1958-06-01), Gibbons
patent: 3003297 (1961-10-01), Broadhead
patent: 3968629 (1976-07-01), Gidewall
patent: 4283903 (1981-08-01), Mayhall
patent: 4464219 (1984-08-01), Colombo
patent: 4609367 (1986-09-01), Savich
patent: 4628671 (1986-12-01), Storm
patent: 4716709 (1988-01-01), Lanb

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