Electrostatic copying apparatus with an attachment to enable two

Photocopying – Including fiber optics

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Details

271 31, 355 23, G03G 1500

Patent

active

043658865

ABSTRACT:
An electrostatic copying apparatus includes a main copying device for one-sided copying and an auxiliary copying device removably coupled with the main device for double-sided copying. The auxiliary device includes a director gate for selectively leading a recording paper, having been copied on one side and having been transferred from the main device through a paper exhaust opening thereof, to first and second auxiliary paper exhaust trays. The paper in the second auxiliary paper exhaust tray is again supplied to the main device through a paper supplying opening of the main copying device to enable the other side to be copied.

REFERENCES:
patent: 3999852 (1976-12-01), Katayama et al.
patent: 4279504 (1981-07-01), Brown et al.

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