Sheet folding machine

Details Sheet folding machine Sheet folding machine

1983-10-24

1985-05-21

Heinz, A. J.

Manufacturing container or tube from paper; or other manufacturi

Bending

Folding

493445, B65H 4518

Patent

active

045183813

ABSTRACT:
A sheet folding machine having a pair of sheet folding rollers and a widthwise displacing direction sheet stopper provided in a sheet conveying path. The pair of sheet folding rollers are rotatable perpendicular to the sheet conveying direction of the sheet conveying path and abut against each other with the sheet stopper disposed along the sheet conveying direction. An idle roller adapted to depress a sheet against one of said sheet folding rollers. A curving member bends the sheet towards the nipping region of the pair of sheet folding rollers. A control mechanism detects the delivery of the sheet to the pair of sheet folding rollers and operates the operating mechanism for a predetermined period of time.

REFERENCES:
patent: 216599 (1879-06-01), Chambers
patent: 2470754 (1949-05-01), Abler
patent: 3630514 (1971-12-01), Del Vecchie
patent: 3632104 (1972-01-01), Dufour
patent: 4419088 (1983-12-01), Nemec

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