Pressure developing device

Details Pressure developing device Pressure developing device

1989-04-28

1990-07-31

Mathews, A. A.

Photocopying

Contact printing

Light boxes

355 27, 100160, 100168, 100176, G03B 2752, B30B 304, G03D 502

Patent

active

049453742

ABSTRACT:
In a pressure developing device employed in an imaging device like a duplicating machine, an optical printer etc, pressure force for pressurizing a recording medium is capable of being varied in accordance with the width of the recording medium to be pressurized.
A sensor for detecting the width of the recording medium is provided, and the pressure force is varied based upon the detected value.

REFERENCES:
patent: 4714943 (1987-12-01), Sakakibara et al.
patent: 4768050 (1988-08-01), Beery
patent: 4827312 (1989-05-01), Ogiwara et al.
patent: 4864343 (1989-09-01), Nelson
patent: 4884501 (1989-12-01), Izaki et al.

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