Reproduction machine having a tandem automatic document handler

Details Reproduction machine having a tandem automatic document handler Reproduction machine having a tandem automatic document handler

1995-10-03

1997-09-16

Royer, William J.

Electrophotography

Document handling

Original

399373, G03G 1500

Patent

active

056690576

ABSTRACT:
A tandem electrostatographic reproduction machine including a Tandem Automatic Document Handler (TADH) for programmed ahead handling of first and second hard copy jobs in tandem. The TADH includes a housing for mounting over a platen of the reproduction machine. The TADH includes a first Recirculating Automatic Document Feeder (RADF) assembly mounted within the housing. The first RADF assembly has a first RADF tray and a first document path for recirculatingly moving sheets of documents seriatim from the first RADF tray over the platen, and back into the first RADF tray. More importantly, the TADH includes a second Recirculating Automatic Document Feeder (RADF) assembly mounted within the housing and in alignment with the first RADF assembly. The second RADF assembly includes a second RADF tray and a second document path for recirculatingly feeding sheets of documents seriatim from the second RADF tray over the platen, and back into the second RADF tray.

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patent: 5177546 (1993-01-01), Tsubo
patent: 5192976 (1993-03-01), Kitajima et al.
Canon NP-9800 Competitive Bulletin, Accession No. X9200063, Mar. 1992, pp. 1-14.

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