Patent ID: 9501009
Filing Date: 2016-11-22
CPC Classification: G03G

Claim Text:
1. A fixing device comprising: a fixing belt configured to rotate around a rotation axis; a pressuring member configured to come into pressure contact with the fixing belt so as to form a fixing nip; a cap member configured to be attached to an end part of the fixing belt; and an elastic member configured to be arranged between the fixing belt and the cap member, wherein the cap member includes: a main body part configured to cover an outside in the rotation axis direction of the end part of the fixing belt; and a flange part configured to extend from the main body part to an inside in the rotation axis direction and to cover an outer diameter side of the end part of the fixing belt, and a step is formed in an inner circumference face of the flange part, and an outer circumference face of the elastic member comes into contact with an inside part in the rotation axis direction from the step in the inner circumference face of the flange part, wherein the cap member and the elastic member are rotated integrally with the fixing belt.