Image forming apparatus with two recording sheet cooling...

Electrophotography – Internal machine environment – Forced air circulation

Reexamination Certificate

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C399S107000, C399S341000

Reexamination Certificate

active

07433623

ABSTRACT:
The image forming apparatus cools the recording sheet with a cooling fan having an air duct with a first air-blowing outlet and a second air-blowing outlet for directing air from the cooling fan to an interior of the apparatus. An air flow changing member opens or closes the first and second air-blowing outlets, depending on the conveying path of the recording sheet.

REFERENCES:
patent: 4959693 (1990-09-01), Mitsuya et al.
patent: 5218411 (1993-06-01), Kosugiyama et al.
patent: 6271870 (2001-08-01), Jacob et al.
patent: 2004/0091281 (2004-05-01), Kimizuka

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