The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 02, 2019

Filed:

Apr. 10, 2017
Applicant:

Kyocera Document Solutions Inc., Osaka, JP;

Inventors:

Hironobu Oi, Osaka, JP;

Teruhiko Nagashima, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 21/08 (2006.01); G03G 15/00 (2006.01); G03G 15/01 (2006.01); G03G 15/04 (2006.01);
U.S. Cl.
CPC ...
G03G 15/04 (2013.01); G03G 15/0189 (2013.01); G03G 21/08 (2013.01);
Abstract

An image forming apparatus includes a transfer belt rotating in a rotational direction, photosensitive drums, primary transferring parts, static eliminating parts and cleaning parts. The static eliminating part is arranged between the primary transferring part and the cleaning part, and includes a light guide body and a light source arranged at one end side of the light guide body. The static eliminating part irradiates upstream and downstream sides from the light guide body in the rotational direction with the static eliminating light. The image forming apparatus comprises a first light shading part and/or a second light shading part. The first/second light shading part is arranged between the photosensitive drum at a downstream/upstream side from the light guide body in the rotational direction and the light guide body to adjust pre-transfer/post-transfer static eliminating light quantity from the light guide body to the downstream/upstream side photosensitive drum.


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