| 摘要 |
PURPOSE:To make a shock absorber compact in size and light in weight, by setting up a pair of them in the lower part of an X-shaped link. CONSTITUTION:Springs 12 are parallelly installed in the upper part of an X- shaped link 3, and engaged tight with both of an upper end 5a of the X-shaped link 3 and a bell crank 14. Another end of the bell crank 14 is linked up with a nut 21 of an adjusting shaft 15 and then attached to the undersurface of an upper frame 1 by means of a shaft 13. A pair of shock absorbers 22 are installed in an outer side of the X-shaped link 3, and one end is rotatably installed in a lower frame 2 while the other end in a link body 5 of the X-shaped link 3 in the same manner, respectively.
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