Transfer unit and image forming apparatus

Electrophotography – Having particular structure – Modular or displaceable

Reexamination Certificate

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Details

C399S124000

Reexamination Certificate

active

07979000

ABSTRACT:
A turnable transfer unit, including a transfer member forming a transfer nip while contacting an image bearer installed in an image forming apparatus; and a pressurizer pressurizing the transfer member to the image bearer, wherein the turnable transfer unit further includes a turnable lever member, including an engaging part engaging with a positioning part of the image forming apparatus; and a contact part contacting an opening and closing body openable and closable in the image forming apparatus, wherein the lever member turns in conjunction with a closing operation of the opening and closing body to position the transfer unit in the image forming apparatus.

REFERENCES:
patent: 6678490 (2004-01-01), Tanaka
patent: 7302209 (2007-11-01), Kurita
patent: 7317887 (2008-01-01), Otaka
patent: 2006/0099008 (2006-05-01), Kurita
patent: 2007/0248377 (2007-10-01), Palumbo et al.
patent: 2008/0112734 (2008-05-01), Furuya et al.
patent: 7-234595 (1995-09-01), None
patent: 9-292811 (1997-11-01), None
patent: 2000-356910 (2000-12-01), None
patent: 2002-311663 (2002-10-01), None
patent: 2006-290516 (2006-10-01), None
patent: 2007-70117 (2007-03-01), None
patent: 2007-148196 (2007-06-01), None
U.S. Appl. No. 12/828,612, filed Jul. 1, 2010, Furuya, et al.

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