| 摘要 |
PROBLEM TO BE SOLVED: To extend the lives of a belt and a fixing roller.SOLUTION: A fixing device includes a fixing roller 32 that has the outer peripheral surface 40, which is elastically deformed, a belt 35 that is wound around the outer peripheral surface 40 of the fixing roller 32, and a pressure roller that presses the outer peripheral surface of the fixing roller 32 with the belt 35 therebetween to form a nip part. The outer peripheral surface 40 of the fixing roller 32 is in contact with the belt 35 and has an edge 41 in a concavo-convex shape recessed and protruding in the shaft direction A of the fixing roller 32, on both ends in the shaft direction of the fixing roller 32. |
