Auto-duplex/simplex feeder module

Details Auto-duplex/simplex feeder module Auto-duplex/simplex feeder module

1985-10-28

1991-06-11

Shaver, Kevin P.

Sheet feeding or delivering

Feeding

Separators

271 21, 271117, 271291, 271188, 271208, 271221, 355319, B65H 522

Patent

active

050226401

ABSTRACT:
A self-contained duplex/simplex feeder module adapted to be used for both top and bottom sheet feeding for simplex and duplex copying includes a pair of feed-in rolls with one of the rolls serving as a feed-out roll when top sheet feeding is required. A static eliminator is also included to enhance the feeding of sheets for duplexing as is a false bottom used for top sheet feeding and normal force device for bottom sheet feeding.

REFERENCES:
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patent: 4506881 (1985-03-01), Hunt et al.
patent: 4512651 (1985-04-01), Dunleavy, Jr.
patent: 4579327 (1986-04-01), Furuichi
Bishop et al., "Duplex Copier"(Sep., 1979), IBM Tech. Discl. Bulletin, vol. 22, No. 4, pp. 1377-1378.
Schell, "Static Charge Elimination in the Semiautomatic Document Feed of a Copier", IBM Tech. Discl. Bul., vol. 22, No. 3, p. 912 (Aug. 79).
Roller, D. C., "Recirculating Automatic Document Feeder", IBM Tech. Discl. Bulletin, vol. 22, No. 6, p. 2228 (Nov., 1979).

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