Patent ID: 9250586
Filing Date: 2016-02-02
CPC Classification: G03G,Y10T

Claim Text:
1. A roller usable as a rotatable member of a pair of rotatable members constituting a nip therebetween for heating an image on a sheet, said roller comprising: a hollow cylindrical member; a shaft member inserted into one longitudinal end of said cylindrical member; a hole portion penetrating said cylindrical member and said shaft member; a first countersink formed at a circumference of one end of said hole portion in an outerside of said cylindrical member; a second countersink formed at a circumference of the other end of said hole portion in an outerside of said cylindrical member; and a pin inserted in said hole portion to fix said cylindrical member and said shaft member relative to each other, wherein one and the other end portions of said pin are deformed so as to be closely contacted to said first and second countersink portions, respectively, wherein said hole portion is provided within a range of the nip portion with respect to the longitudinal direction.