Image forming unit

Details Image forming unit Image forming unit

2007-12-25

2007-12-25

Gray, David M. (Department: 2852)

Electrophotography

Having particular structure

Modular or displaceable

C399S121000, C399S303000, C399S313000

Reexamination Certificate

active

11053941

ABSTRACT:
An image forming unit includes: an image carrier on which a latent image is formed; an intermediate transfer belt to which a toner image obtained by developing the latent image on the image carrier is transferred; plural rolls, around which the intermediate transfer belt is wrapped and stretched; and a pair of side frames for rotatably supporting the plurality of rolls. Each of the side frames includes a guide groove for guiding a shaft of at least one of the plural rolls through an opening which is open in a direction orthogonal to an axial direction of the plural rolls.

REFERENCES:
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patent: 5172175 (1992-12-01), Sekino et al.
patent: 6088566 (2000-07-01), Todome
patent: 6615006 (2003-09-01), Michlin et al.
patent: 6920291 (2005-07-01), Saitoh et al.
patent: 2002/0021916 (2002-02-01), Wakana
patent: 2003/0175056 (2003-09-01), Sato et al.
patent: 2003-195729 (2003-07-01), None
patent: 1998-064765 (1998-10-01), None
Korean Office Action, Mailing No. 9-5-2006-0123390559, Apr. 25, 2006.

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