| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a shaft body which is high in durability and good in hold feeling for a holding part comprising a plurality of projection parts in a projected shape in an outer peripheral direction on an outer surface of the holding part. <P>SOLUTION: For the shaft body having at least an elastomeric resin provided in the holding part, a plurality of annular projection parts projecting in an outer peripheral direction are provided on the outer surface of the holding part, and the annular projection part has a partially different height. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
