Fold roller

Details Fold roller Fold roller

1981-07-29

1983-03-08

Heinz, A. J.

Manufacturing container or tube from paper; or other manufacturi

Bending

Folding

291211, 100176, 493420, B65H 4504, B65H 4518, B65H 4514

Patent

active

043759718

ABSTRACT:
A fold roller is disclosed for use in paper folding machines, to rip sheets of paper advanced for folding which roller includes a metal core with a resilient sleeve bonded thereto, the surface of the sleeve having ribs with flat faces separated by helical grooves thereon from one end to the other, providing for paper folding with reduced side slip and expelling debris picked up from the surface of the sheets of paper while maintaining constant grip.

REFERENCES:
patent: 1786190 (1930-12-01), Busch
patent: 1793202 (1931-02-01), Wolstenholme
patent: 1938444 (1933-12-01), Vedder
patent: 2434820 (1948-01-01), Tifft
patent: 3019014 (1962-01-01), Miksis
patent: 3332131 (1967-07-01), Weiler
patent: 3447221 (1969-06-01), Odiorne
patent: 3788638 (1974-01-01), Lehmann
patent: 3796423 (1974-03-01), Shuster
patent: 3937919 (1976-02-01), Clerx et al.
patent: 4016811 (1977-04-01), Zavodny

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