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:
Mar. 06, 2018
Filed:
Sep. 02, 2016
Konica Minolta, Inc., Tokyo, JP;
Keiichi Inagaki, Hino, JP;
Seijiro Takahashi, Kokubunji, JP;
Hiroshi Nakahara, Hachioji, JP;
Hiroshige Kidera, Hachioji, JP;
KONICA MINOLTA, INC., Tokyo, JP;
Abstract
An electrophotographic image forming apparatus using an organic photoreceptor in which at least a charge generation layer, a charge transport layer, and a protective layer are laminated in order on a conductive support includes at least a unit for supplying a lubricant onto a surface of the organic photoreceptor and a unit for removing toner remaining on the surface of the organic photoreceptor with a cleaning blade, and satisfying the following conditions (1) to (3): (1) the protective layer of the organic photoreceptor contains at least metal oxide fine particles in a cured resin obtained by curing a polymerizable compound; (2) a universal hardness of the surface of the organic photoreceptor is in a range of 220 to 280 N/mm; and (3) a JIS-A hardness of a portion of the cleaning blade to be abutted on the organic photoreceptor is in a range of 70 to 78°.