| 摘要 |
PURPOSE:To clamp FRP spring plate, by installing spacers only in the vicinity of clamping. CONSTITUTION:Spacers 12 are installed to both sides of depth direction of the spring plates 1, 2, 3, and only to the vicinity of the circumference of the clamping range of the clamping means 7. Namely, spacers 12 are placed between upper piece 8 and the first spring plate 1, between each spring plate 1, 2, and 3, and between the third spring plate 3 and lower piece 9, and spread only along the edges of those opposing portions. |
