Image formation device having a fixing apparatus placed on a...

Electrophotography – Internal machine environment – Temperature

Reexamination Certificate

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Details

C399S122000

Reexamination Certificate

active

11058271

ABSTRACT:
An image formation device is provided, at which a fixing apparatus is disposed inside a housing of a printer main body, and which is configured in a fanless ventilation structure. This image formation device is provided with: a fixing unit mounting portion positioned at an upper portion of the housing, and surrounded by a partition wall and a heat-shielding member extending from a side face of the partition wall, the fixing apparatus being placed on the heat-shielding member, and the fixing unit mounting portion being isolated such that hot air will not flow to equipment inside the housing; a cover member for covering the fixing unit mounting portion; a ventilation portion which includes ventilation apertures formed through the cover member; and a conveyance portion for the recording medium.

REFERENCES:
patent: 6021290 (2000-02-01), Hamada et al.
patent: 6240265 (2001-05-01), Noh
patent: 6327447 (2001-12-01), Nakano et al.
patent: 6415118 (2002-07-01), Setoriyama et al.
patent: 6445892 (2002-09-01), Kelsay
patent: 6754458 (2004-06-01), Makihira
patent: 6922538 (2005-07-01), Kimura
patent: 7003242 (2006-02-01), Kida
patent: 2001-255703 (2001-08-01), None
patent: 3298354 (2002-04-01), None

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