Fixing apparatus and image forming apparatus

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

2011-01-04

2011-01-04

Gray, David M (Department: 2852)

Electrophotography

Control of electrophotography process

Control of fixing

C399S323000

Reexamination Certificate

active

07865100

ABSTRACT:
A paper separation claw is separated from a surface of a pressure roller by a drive source being turned ON at a time t2before commencement of rotation of the pressure roller, and the paper separation claw is made to contact the surface of the pressure roller by the drive source being turned OFF after commencement of rotation (a time t4) of the pressure roller. Furthermore, the paper separation claw is separated from the surface of the pressure roller by the drive source being turned ON again before stopping of rotation (a time t5) of the pressure roller after an image forming operation of a single job is finished, and the paper separation claw is made to contact the surface of the pressure roller by the drive source being turned OFF again after stopping of rotation (a time t8) of the pressure roller.

REFERENCES:
patent: 5406363 (1995-04-01), Siegel et al.
patent: 5802434 (1998-09-01), Takehara et al.
patent: 6078760 (2000-06-01), Abe et al.
patent: 7551883 (2009-06-01), Ide et al.
patent: 2002/0164172 (2002-11-01), Tsubaki et al.
patent: 2003/0147663 (2003-08-01), Fukutome
patent: 01-288887 (1989-11-01), None
patent: 2004-279927 (2004-10-01), None
patent: 2005-010218 (2005-01-01), None
Machine translation of Oikawa (Pub No. JP 2005-010218) Pub date Jan. 13, 2005.

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