Curling/decurling method and mechanism

Details Curling/decurling method and mechanism Curling/decurling method and mechanism

1981-12-02

1984-10-09

Spruill, Robert L.

Manufacturing container or tube from paper; or other manufacturi

Bending

Folding

162271, B31F 700

Patent

active

044758960

ABSTRACT:
A sheet curling/decurling mechanism is disclosed as having a compliant roller with a soft, pliable material therearound, a curling roller forming a penetration nip with the compliant roller, the penetration nip being adapted to curl sheets of paper passing through the nip, and movable plates arranged adjacent the sheet exiting side of the nip for controlling the angle of exiting of the sheets from the nip.

REFERENCES:
patent: 1969073 (1934-08-01), Hamre
patent: 2012953 (1935-09-01), Brunner et al.
patent: 2719562 (1955-10-01), Beegle
patent: 3496698 (1970-02-01), Wichmann
patent: 3971696 (1976-07-01), Manfredi
patent: 4360356 (1982-11-01), Hall

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