Size detecting device of a copy document suitable for electropho

Details Size detecting device of a copy document suitable for electropho Size detecting device of a copy document suitable for electropho

1983-10-26

1986-02-04

Hix, L. T.

Photocopying

Projection printing and copying cameras

Detailed holder for original

355 14SH, 355 14R, G03B92752

Patent

active

045681813

ABSTRACT:
An electrophotographic copying machine comprises a device for detecting the size of a copy document on a document table. The device comprises a light receiving element. The light receiving element is responsive to the lying of a copy document on a document table for providing document size signals. A control circuit is responsive to the document size signals for calculating the size of the copy document.

REFERENCES:
patent: 4338020 (1982-07-01), Yukawa et al.
patent: 4341460 (1982-07-01), Kohyama

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