Copying area display device for a copier

Details Copying area display device for a copier Copying area display device for a copier

1993-06-29

1994-05-10

Gellner, Michael L.

Photocopying

Projection printing and copying cameras

Focus or magnification control

355 75, 355243, 355311, G03B 2762

Patent

active

053112482

ABSTRACT:
A copying area display device for a copier and allowing the operator to easily position a document on a glass platen. The device displays an effective image reading area which is easy to see. When a cover plate is opened, a carriage included in a scanner is moved to one of four sides of the effective image reading area. Scales, lamps or movable marks are arranged around the glass platen and on the carriage. Alternatively, a liquid crystal display may be built in or superposed on the glass platen to display the contour of an effective image reading area. When the cover plate is closed, the scanner is returned to a home position thereof.

REFERENCES:
patent: 4577960 (1986-03-01), Zambelli
patent: 4839699 (1989-06-01), Hosaka et al.
patent: 4939553 (1990-07-01), Sato et al.
patent: 5241346 (1993-08-01), Ide et al.

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