Operation panel and a displaying method for a copying machine

Photocopying – Projection printing and copying cameras – Methods

Patent

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Details

355 14R, G03G 1500

Patent

active

047084707

ABSTRACT:
An operation panel is provided in a copying machine wherein a print key is mounted on the right end part, various data displays are mounted on the center part, a set magnification display is formed at one end of these various data displays in the longitudinal direction thereof, and a set density display is formed at the other end thereof. A magnification setting key is mounted close to the set magnification display, and a density setting key is mounted close to the set density display. An original size display symbol is formed close to one side edge of the displays in the lateral direction, and a copy paper size display symbol is formed close to the other end thereof. Various function selecting keys are mounted somewhat apart from the various data displays. Before starting copying operation, display of the data that is to be set and entered by the operator is cleared. Display of set data is cleared during setting of the copy image density by automatic exposure. After completing density setting operation, the set data is displayed.

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Xerox Disclosure Journal, vol. 9, No. 4, Jul./Aug. 1984, p. 269; Stamford, US-J. D. Richar: "Direct-Select Vacuum Fluorescent for Copier Application".

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