Copying apparatus with use frequency cancellation control

Details Copying apparatus with use frequency cancellation control Copying apparatus with use frequency cancellation control

1987-09-11

1989-08-22

Grimley, Arthur T.

Photocopying

Contact printing

Light boxes

355308, G03G 1500

Patent

active

048600520

ABSTRACT:
The present invention relates to a copying machine constructed so as to make maintenance, and the replacement period for components in particular, readily understandable. The apparatus includes a first counter which counts the number of copies reproduced and a second counter which counts the use frequencies of the component whose use frequencies are not countable by said first counter.

REFERENCES:
patent: 4496237 (1982-08-01), Schron
patent: 4674862 (1987-06-01), Abuyama
European Published Application; Publication No. 0085975; published 8/17/83; Tadokoro, Hiroyuki; Japan, Eastman Kodak Research Disclosure; Oct. 1974; pp. 57-58.

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