Image forming apparatus into which replaceable units are...

Details Image forming apparatus into which replaceable units are... Image forming apparatus into which replaceable units are...

2008-06-19

2008-12-30

Lee, Susan S (Department: 2852)

Electrophotography

Having particular structure

Modular or displaceable

Reexamination Certificate

active

07471915

ABSTRACT:
A replaceable unit is detachably attached into an image forming apparatus. The replaceable unit includes: a first cover member provided with a through hole that indicates a direction of the attachment and the detachment of the replaceable unit with respect to the image forming apparatus; and a second cover member having a color different from a color of the first cover member, and being formed to block the through hole from inner side of the replaceable unit when the first cover member is attached to the second cover member.

REFERENCES:
patent: 5530531 (1996-06-01), Girard
patent: 5558331 (1996-09-01), Zlotsky
patent: 5788232 (1998-08-01), Binkley
patent: RE36301 (1999-09-01), Kai et al.
patent: 6600881 (2003-07-01), Cornelius
patent: 2006/0171104 (2006-08-01), Vayssiere
patent: 2-184867 (1990-07-01), None
patent: 2001-075328 (2001-03-01), None

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