Image duplicating apparatus having changeable document scanning

Details Image duplicating apparatus having changeable document scanning Image duplicating apparatus having changeable document scanning

1989-10-30

1990-06-26

Grimley, A. T.

Photocopying

Contact printing

Light boxes

355309, 355313, 355321, G03G 1528

Patent

active

049376233

ABSTRACT:
In a scan-mode changeable image duplicating apparatus including scanner units for optically scanning a document and having a scanner-moved scanning mode in which the scanner units is driven to move for scanning a document fixedly held in place and a document-moved scanning mode in which the scanner units is fixed to scan a document being moved with respect to the scanner units, a control system comprising an initial scan-mode select switch allowing the user of the apparatus to select one of the scanner-moved and document-moved scanning modes as a preferential initial scanning mode, a duplicating mode select key allowing the user to select a predetermined duplicating mode which is compatible with both of the document-moved and scanner-moved scanning modes, and a control circuit for judging whether or not the predetermined duplicating mode is currently selected by the duplicating mode select key and automatically selecting the preferential initial scanning mode when it is judged that the predetermined duplicating mode is currently selected by the duplicating mode select key.

REFERENCES:
patent: 4057341 (1977-11-01), Sohm
patent: 4169674 (1979-10-01), Russel
patent: 4515458 (1985-05-01), Masuda et al.
patent: 4537497 (1985-08-01), Masuda
patent: 4866484 (1989-09-01), Murai et al.

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