Lengthwise folding arrangement with vertically adjustable conica

Details Lengthwise folding arrangement with vertically adjustable conica Lengthwise folding arrangement with vertically adjustable conica

1985-01-22

1986-08-26

Eickholt, E. W.

Sheet-material associating

Associating and folding

Longitudinal web folding

226197, 226199, B41L 4304

Patent

active

046078304

ABSTRACT:
A lengthwise folding arrangement for webs has a drawing-in roller, a horizontal guiding plate which forms a folding edge, a folding mandrel arranged under a plane of a web edge extending between the drawing-in roller and a withdrawing roller, a conical tip provided on the folding mandrel forming a harmonous transition to the folding edge of the guiding plate, and a guiding rod extending over the guiding plate diagonally to the folding mandrel to the rear side of the line of intersection of the edge and the withdrawing roller.

REFERENCES:
patent: 3817514 (1974-06-01), Nissen et al.
patent: 4187968 (1980-02-01), Winterholler et al.
patent: 4365395 (1982-12-01), Brantley
patent: 4420148 (1983-12-01), Meadows
patent: 4502675 (1985-03-01), Clark et al.

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