| 摘要 |
In an antivibratory support interposed between two rigid elements (1-3 and 4-5) and comprising a work chamber (A) and a compensation chamber (B) separated by a dividing wall (8) with a mobile valve (10) and connected together by a restricted passage (9), a rotary cam (13) is provided immersed in the work chamber and serving as end of travel stop for the valve, the rotational movements of this cam being controllable from outside the support by means of a rod (14) passing sealingly through the dividing wall of the chamber. The cam is coupled to a a member (19) for controlling the opening of a second restricted passage (18).
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