Image forming apparatus with a humidity detector

Details Image forming apparatus with a humidity detector Image forming apparatus with a humidity detector

1991-06-25

1992-09-15

Pendegrass, Joan H.

Photocopying

Contact printing

Light boxes

73336, 340604, 355206, 355246, G03G 2100

Patent

active

051482185

ABSTRACT:
An image forming apparatus having a humidity detector which is detachably attached to the main apparatus body that accommodates an image forming member. The humidity detector detects a humidity in the vicinity of the image forming member, converts the detected humidity into a relative humidity and outputs it. Based on the value of the output relative humidity, image forming conditions, such as the amount of exposure, are set. The humidity detecting unit contains a time detecting unit for detecting the time for replacement.

REFERENCES:
patent: 4367036 (1983-01-01), Sakamaki et al.
patent: 4888618 (1989-12-01), Ishikawa
patent: 4989039 (1991-01-01), Hayashi et al.
patent: 5034772 (1991-07-01), Suzuki
patent: 5041865 (1991-08-01), Asano et al.
patent: 5091743 (1992-02-01), Nagata et al.

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