| 摘要 |
<p>PROBLEM TO BE SOLVED: To solve the problem in which a conventional positioning fixing pin is difficult in engagement operation and release operation of the engagement from an insertion side, and thus it is difficult to readily give fastening force to the pin.SOLUTION: In means for solving the problem, a spring and a conventional positioning fixing pin are integrated. The means utilizes restorative force by elastic energy being characteristics of the spring.</p> |
