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:
Feb. 26, 2019

Filed:

Jan. 22, 2018
Applicant:

Konica Minolta, Inc., Chiyoda-ku, Tokyo, JP;

Inventor:

Hokuto Hatano, Toyohashi, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/02 (2006.01);
U.S. Cl.
CPC ...
G03G 15/0233 (2013.01);
Abstract

A charging device is configured to apply electric charge to an image carrier provided outside the charging device. The charging device includes: a cored bar member; and a conductive resin layer provided on a surface of the cored bar member. The conductive resin layer has a film thickness of 200 μm or less. Filtered maximum waviness in an axial direction of the cored bar member is 8 μm or less in a range of a reference length of 60 mm.


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