Document conveying apparatus

Details Document conveying apparatus Document conveying apparatus

1989-03-24

1990-02-27

Prescott, A. C.

Photocopying

Contact printing

Light boxes

355205, 355308, 271 31, G03G 1500

Patent

active

049050443

ABSTRACT:
A document conveying apparatus having a document conveying path, a plurality of document conveying units, and a plurality of document detecting units, the conveying and detecting units being disposed along the conveying path. The apparatus includes an inserting unit having a unit which detects, when the document detecting units are operating in a predetermined sequence while a document is being conveyed, an abnormality of the document according to the states of the respective document detecting units at a predetermine timing and a unit to stop the operation of the abnormality detecting unit. The document is conveyed from the inserting unit via an exposed unit to an ejecting unit.

REFERENCES:
patent: 4392740 (1983-07-01), Ito et al.
patent: 4394088 (1983-07-01), Hanamoto et al.
patent: 4449812 (1984-05-01), Furuichi et al.
patent: 4563079 (1986-01-01), Inuzuka et al.
patent: 4786041 (1988-11-01), Acquaviva et al.
patent: 4796056 (1989-01-01), Ito
patent: 4843437 (1989-06-01), Hamano
IBM Technical Disclosure Bulletin, vol. 19, No. 5, 10-76.

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