| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To maintain steering property and safety sufficient by generating no clearance and teetering even if a mounting portion is worn or deformed. <P>SOLUTION: In the movable surf fin 3 inserted/fixed to a groove-like fixing member 2 buried in a bottom surface of a surf board 1, an insertion part 34 is an elastic material and is divided into two sheets in a thickness direction, and the clearance 35 can be adjusted by a pressing screw 36. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
