| 摘要 |
The device includes a non-rotating control ring (2) mounted on the rotating machine part which supports the mechanism wherein at least an outer bearing face (3) of the ring is supported by a support fluid on at least an inner bearing face of the machine part, e.g. chuck (1). The flow of operating fluid flowing between the master and slave pipes cross through a ring gap between the machine part and control ring which is maintained by the support fluid. |
