| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a cylindrical member where there is no uneven thickness near the end of a knock member while a hole is not formed, uncomfortable feelings when the knock member is pressed are eliminated, and insertion property when the other member is inserted into the hollow part of the knock member is improved. <P>SOLUTION: The cylindrical member is configured of a slider 9 made of a resin molding. The inner shape in its cylindrical part is polygonal and, in the middle part of the adjacent corners of the polygonal shape, a projection part projected in the center direction of the inner shape is formed. <P>COPYRIGHT: (C)2011,JPO&INPIT |
