| 摘要 |
<p>A front rail is formed by bending a steel sheet. The front rail has a front part 1 having a hole 2, the hole 2 allowing insertion of a dowel pin arranged on a printed circuit board, a top part 3 mounting a guide rail for guiding the printed circuit board thereon, a rear part 4 extending from the top part 3 via a hem 6 formed by folding back the steel sheet, for supporting a lower portion of the top part 3, and a bottom part 5 extending from the rear part 4. <IMAGE></p> |
