Roll feed device

Details Roll feed device Roll feed device

1991-09-12

1992-09-08

Olszewski, Robert P.

Sheet feeding or delivering

Feeding

By means to convey sheet

198788, B65H 506

Patent

active

051451697

ABSTRACT:
A roll feed device includes a rotatable main roll, and a rotatable sub-roll. The main roll includes an annular stator, and an annular rotor rotatably mounted around the annular stator. The annular stator and the annular rotor cooperate with each other to provide a direct drive motor. The sub-roll includes a rotatable annular roll disposed in opposed relation to the annular rotor of the main roll. A sheet-like material is supplied between the annular rotor and the annular roll to be fed.

REFERENCES:
patent: 1743223 (1930-01-01), Lowy
patent: 1868825 (1932-07-01), Grosjean
patent: 1881267 (1932-10-01), Drexler
patent: 1889173 (1932-11-01), Drexler
patent: 1898551 (1933-02-01), MacCutcheon
patent: 2894744 (1959-07-01), Schulze
patent: 3258263 (1966-06-01), Littell
patent: 3788638 (1974-01-01), Lehmann
patent: 4151431 (1979-04-01), Johnson
patent: 4458893 (1984-07-01), Ruh

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