Copying machine for detecting a workable document turnover unit

Details Copying machine for detecting a workable document turnover unit Copying machine for detecting a workable document turnover unit

1987-01-28

1988-11-29

Moses, R. L.

Photocopying

Projection printing and copying cameras

Combined with or convertible to a contact printer

355 3SH, 355 24, 355 26, 271186, G03G 1500, B65H 2900

Patent

active

047885750

ABSTRACT:
A copying machine having a function of prohibiting the operation of an automatic document take-up unit. This copying machine includes an automatic document take-up unit and a document feeder for feeding a document, a document turnover unit for turning over the document for copying of both sides of the document, a designating unit for designating a copy side, a detecting unit for detecting whether the document turnover unit is attached or not, and a prohibiting unit for prohibiting the automatic document take-up unit from operation in case the document turnover unit is not attached.

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