Automatic document feeder

Details Automatic document feeder Automatic document feeder

1988-05-27

1989-09-05

Grimley, A. T.

Photocopying

Contact printing

Light boxes

355308, 355317, 271226, 271233, G03G 1500, B65H 900, B65H 910

Patent

active

048643661

ABSTRACT:
An automatic document feeder for feeding documents in order to expose a document in a sheet through mode in which an optical system is fixed, a document is moved at constant speed, including; rollers for feeding documents one at a time from a document feeder table to a constant glass plate of a copy machine, a senser for sensing the length of the document, a scale disposed at an end of the contact galss plate at which the document is fed, and a controller for moving the exposure position of the optical system.

REFERENCES:
patent: 4419007 (1983-12-01), Kingsley
patent: 4457506 (1984-07-01), Ashbee et al.
patent: 4563079 (1986-01-01), Inuzuka et al.
patent: 4579326 (1986-04-01), Pinckney et al.
patent: 4610533 (1986-09-01), Takahata
patent: 4710018 (1987-12-01), Miyaji
patent: 4723772 (1988-02-01), Honjo et al.
patent: 4763160 (1988-08-01), Honjo
patent: 4771317 (1988-09-01), Katoh et al.

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