Fixing device and image forming apparatus

Details Fixing device and image forming apparatus Fixing device and image forming apparatus

2008-04-22

2008-04-22

Pelham, J. (Department: 3742)

Electric heating

Heating devices

Combined with diverse-type art device

C399S069000, C399S329000, C399S331000

Reexamination Certificate

active

11476705

ABSTRACT:
A fixing device includes a fixing member; a pressing member to be pressed against the fixing member; a first heating member for heating the fixing member; a second heating member for heating the fixing member supplementarily; and a third heating member for heating the pressing member. The first heating member has a first rated output; the second heating member has a second rated output; and the third heating member has a third rated output. The first rated output is greater than the second rated output, and the second rated output is equal to or greater than the third rated output. Further, the second heating member and the third heating member are connected in series relative to a voltage applying device or a power source.

REFERENCES:
patent: 6181891 (2001-01-01), Higashi et al.
patent: 6898410 (2005-05-01), Boss
patent: 7193180 (2007-03-01), Cook et al.
patent: 2004/0247334 (2004-12-01), Kishi et al.
patent: 2002-196604 (2002-12-01), None
patent: 2004-191488 (2004-07-01), None

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