| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method of manufacturing a carrying roller having no distortion and high rigidity, and to provide the carrying roller. <P>SOLUTION: The cylindrical carrying roller formed by punching a metal plate M and setting its pair of ends 62a, 62b to neighbor or abut each other has a seam 80 between the pair of ends 62a, 62b. In a sectional shape perpendicular to a center axis, a first axial center opposite portion 160 on the side of the seam 80 has higher rigidity than a second axial center opposite portion 161 opposite to the first axial center opposite portion 160 via an axial center O. <P>COPYRIGHT: (C)2012,JPO&INPIT |
