Recirculating automatic document feeder

Details Recirculating automatic document feeder Recirculating automatic document feeder

1988-05-19

1990-09-04

Pendegrass, Joan H.

Photocopying

Contact printing

Light boxes

271 31, 271301, G03G 1500

Patent

active

049548476

ABSTRACT:
The invention provides a sheet conveyance apparatus for conveying an original document sheet onto a platen glass through which the sheet is irradiated by light. The sheet conveyance apparatus having a driving means capable of moving conveyor belt in both directions so that, by moving the conveyor belt to the first-moving direction, the sheet is fed onto through the first side and carried away from through the second side of the platen glass. A delivery tray is mounted above the platen glass so that the sheet is delivered through first turning passage from the second side of the platen glass to the delivery tray. Between the conveyor belt and the delivery tray is provided a second turning passage so that the sheet is returned through the second turning passage from the first turning passage to the second side of the platen glass.

REFERENCES:
patent: 4146219 (1979-03-01), Phillips
patent: 4176945 (1979-12-01), Holzhauser et al.
patent: 4234180 (1980-11-01), Looney
patent: 4238126 (1980-12-01), Langdon
patent: 4278344 (1981-07-01), Sahay
patent: 4368973 (1983-01-01), Silverberg
patent: 4470591 (1984-09-01), Acquaviva
patent: 4553828 (1985-11-01), Burger et al.
patent: 4744553 (1988-05-01), Hirose
Joseph A. Swift et al.; "Static Eliminator Brush Structure"; Xerox Disclosure Journal; vol. 10, No. 2, Mar./Apr., 1985; p. 109.

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