Title:
CLEANING BLADE, IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE
Document Type and Number:
Japanese Patent JP2015021982
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a cleaning blade that can improve wear resistance and maintain good cleanability over time, an image forming apparatus, and a process cartridge.SOLUTION: There is provided a cleaning blade 62 that is composed of a strip-shaped elastic blade 622, has a tip ridge part 62a of the elastic blade 622 on one side, has surface layers 623 harder than the elastic blade 622 at least in the vicinity of the tip ridge part of the lower surface 62b of the blade opposite to a cleaning target body, such as a photoreceptor 3, and at least in the vicinity of the tip ridge part of the tip surface 62a having the tip ridge part 62c on one side and parallel to the thickness direction of the elastic blade 622, respectively, and brings the tip ridge part 62c of the elastic blade 622 into contact with the surface of the cleaning target member that makes surface movement to remove powder from the surface of the cleaning target member, where the surface layer of the tip surface 62a holds silica particles having an average primary particle diameter of 80 nm or more and 110 nm or less.
Inventors:
SAKON HIROTA
OMORI MASAHIRO
GONDO MASANOBU
AIDA SHOHEI
TOYAMA IKU
NOSHO SHINJI
OMORI MASAHIRO
GONDO MASANOBU
AIDA SHOHEI
TOYAMA IKU
NOSHO SHINJI
Application Number:
JP2013147431A
Publication Date:
February 02, 2015
Filing Date:
July 16, 2013
Export Citation:
Assignee:
RICOH CO LTD
International Classes:
G03G21/00
Attorney, Agent or Firm:
Hisashi Kuroda
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