Document size detecting device

Details Document size detecting device Document size detecting device

1986-07-01

1987-09-08

Grimley, Arthur T.

Photocopying

Including fiber optics

355 14SH, 355 75, G03G 1504, G03B 2762

Patent

active

046920196

ABSTRACT:
A document size detecting device according to the invention is adapted to be mounted in an image forming device for a copying machine or the like, comprising an arm adapted to be folded and unfolded in operative association with the forward and backward movements, respectively, of the optical section of the image forming device, and a plurality of optical sensors attached to the arm at predetermined positions thereon corresponding to various format sizes of documents.

REFERENCES:
patent: 4320961 (1982-03-01), Davis et al.
patent: 4456372 (1984-06-01), Yamauchi
patent: 4568181 (1986-02-01), Nishiyama

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