| 摘要 |
<P>PROBLEM TO BE SOLVED: To enable a clearance to be prevented from being generated under a state in which it is fixed to a molding body and further enable a superior design characteristic to be realized. <P>SOLUTION: A hook part 10 comprises a first square-column step part 100 where a front surface 100a and a rear surface 100b become a slant surface while facing against to each other and a side surface 100c is a trapezoidal shape, and a second square-column step part 101 positioned at the upper step of the first step part 100 where a front surface 101a becomes a slant surface, a rear surface 101b becomes a vertical surface and a side surface 101c is of a trapezoidal shape. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
