FUSING DEVICE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS USING THE SAME

摘要

A fusing device according to an embodiment of the present invention includes a pressing unit; a heating fusing belt which contacts an outer surface of the pressing unit and rotates; a nib forming unit which contacts an inner surface of the heating fusing belt and forms a nib at a contact portion between the pressing unit and the heating fusing belt; a first guide unit disposed at both end portions of the heating fusing belt so as to guide the movement of the heating fusing belt; and a second guide unit disposed between the first guide units and having a plurality of ribs which are arranged to be spaced apart from each other along a rotational direction of the heating fusing belt, so as to guide the movement of a central portion of the heating fusing belt.