| 摘要 |
In a hydraulic or pneumatic brake having two chambers (2, 5) filled with a brake fluid and communicating with each other through, on the one hand, a rather wide passage (13) with a non-return valve (14) and, on the other hand, a throttled passage this throttled passage is constituted by the groove of a thread the fineness and length or which may easily be varied for ensuring a desired throttle effect. |
