Apparatus for forming a single-fin wrapper sleeve

Details Apparatus for forming a single-fin wrapper sleeve Apparatus for forming a single-fin wrapper sleeve

1984-03-14

1986-05-13

Culver, Horace M.

Package making

Progressively seamed cover web or web folds

With closing of web between package units

493248, B65B 922

Patent

active

045877947

ABSTRACT:
An apparatus for forming a single-fin wrapper sleeve about articles advanced through the apparatus, comprises a conveyor for advancing the articles in a conveying direction and in a plane of conveyance and a shaping body having a vertical longitudinal halving plane extending parallel to the conveying direction and perpendicularly to the plane of conveyance. The shaping body includes a first main forming surface including a planar surface portion and a second main forming surface joining the first main forming surface downstream as viewed in the conveying direction. The second main forming surface has a gradually closing tubular shape surrounding the conveyor and a longitudinal slot extending underneath the plane of conveyance parallel to the conveying direction and symmetrically with respect to the halving plane.

REFERENCES:
patent: 2741956 (1956-04-01), Diffenbaugh
patent: 3544340 (1970-12-01), Miller et al.
patent: 3581457 (1971-06-01), Gerlach et al.
patent: 4464883 (1984-08-01), Glover

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