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:
Nov. 14, 2017
Filed:
Jan. 24, 2017
Canon Kabushiki Kaisha, Tokyo, JP;
Wataru Kitamura, Abiko, JP;
Kenichi Ikari, Abiko, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
An electrophotographic photosensitive member, a process cartridge and an electrophotographic apparatus wherein a streak-like image defect otherwise occurring in output in a low printing mode performed under a H/H environment can be reduced are provided. A surface of the photosensitive member has a convex and concave portions continuously in a peripheral direction of the photosensitive member, and alternately in an axial direction of the photosensitive member, a width w of the concave portion is 30 to 100 μm, a depth d of the concave portion is 1 to 5 μm, the convex portion has a rising slope and a descending slope in the peripheral direction of the photosensitive member, and a distance from a starting point of the rising slope to an end point of the descending slope and a distance from a starting point of the descending slope to an end point of the rising slope are 300 μm or less.