Tube former

Details Tube former Tube former

1975-01-21

1976-04-06

McGehee, Travis S.

Adhesive bonding and miscellaneous chemical manufacture

Delaminating processes adapted for specified product

Delaminating in preparation for post processing recycling step

53180M, 93 82, 156466, B31B 2326, B31B 2360

Patent

active

039481506

ABSTRACT:
A tube former, including a body defining a preformer surface over which an elongate sheet of packaging material is to be pulled towards an edge of the preformer surface which defines an aperture through which the sheet is to be drawn at an acute angle to the preformer surface, the relative shape and positioning of the aperture and the preformer surface being such that the resulting tube will have its longitudinal edges slightly overlapped, and the body being so shaped adjacent the aperture that the wall of the tube may locally be distorted outwardly without engaging the body.

REFERENCES:
patent: 3122072 (1964-02-01), Monsees et al.
patent: 3370517 (1968-02-01), Vichos
patent: 3636826 (1972-01-01), Bowen et al.
patent: 3785112 (1974-01-01), Leasure et al.

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