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.
Patent No.:
Date of Patent:
Dec. 15, 2015
Filed:
Oct. 04, 2013
Applicant:
Konica Minolta, Inc., Chiyoda-ku, JP;
Inventors:
Kuniaki Kashiwakura, Toyohashi, JP;
Noritoshi Hagimoto, Toyohashi, JP;
Hokuto Hatano, Hachioji, JP;
Eri Kusano, Toyokawa, JP;
Assignee:
Konica Minolta, Inc., Chiyoda-ku, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/02 (2006.01); G03G 21/00 (2006.01);
U.S. Cl.
CPC ...
G03G 21/0094 (2013.01);
Abstract
In an image forming apparatus, the charging bias supply circuit generates a second charging bias voltage that causes no positive discharge between the charging unit and the photoreceptor drum, during a recovery mode, the charging unit charges the surface of the photoreceptor drum upon application of the second charging bias voltage during the recovery mode, and the cleaning unit rubs the surface of the photoreceptor drum charged by the second charging bias voltage, during the recovery mode.