Belt feeding device and image heating device

Electrophotography – Image formation – Fixing

Reexamination Certificate

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Reexamination Certificate

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07430393

ABSTRACT:
A belt feeding apparatus includes an endless belt and a supporting member for rotatably supporting the belt. The belt feeding apparatus further includes a setting member for setting, when the belt is deviated from a widthwisely normal zone, an inclination angle of the supporting member to a return angle to return the belt toward the normal zone, The setting member also sets, when a predetermined time elapses from the belt returning to the normal zone, the inclination angle of the supporting member to a balance angle to keep the belt in the zone.

REFERENCES:
patent: 6865358 (2005-03-01), Lee
patent: 2006/0083562 (2006-04-01), Matsumoto et al.
patent: 2006/0133869 (2006-06-01), Sata
patent: 2008/0003029 (2008-01-01), Fujimori et al.
patent: 11-194647 (1999-07-01), None
patent: 2004-341346 (2004-12-01), None

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