Patent ID: 9639019
Date: 2017-05-02
CPC Classifications: G03G

Claim:
1. A cleaning member comprising: a helical convex section formed on an outer peripheral surface; a shaft member; and an elastic member that is helically wound around an outer peripheral surface of the shaft member, the elastic member having a cross section such that each of two end portions in the width direction are higher than a center portion in the width direction to form the helical convex section, wherein adjacent portions of the elastic member are separated from each other in an axial direction of the shaft member in a state when the elastic member is not compressed against an outer peripheral surface of the a target cleaning member, the elastic member is configured to come into complete contact with the target cleaning member in an axial direction of the target cleaning member in a state when the elastic member is compressed against the outer peripheral surface of the target cleaning member, and the cleaning member is configured to rotate in contact with the target cleaning member rotating around an axis.