| 摘要 |
A rotary coupler for directing a fluid between a fluid supply and fixtures rotatable about a fixture axis and which has a manifold plate directing the fluid from a manifold inlet and a manifold outlet to the fixtures positioned about the fixture axis, the coupler including a spindle having a base portion and a shaft portion and the shaft portion defines a coupler axis and has a shaft surface generally coaxial to the coupler axis and the shaft surface includes an annular pressure zone and an axially spaced annular tank zone, the spindle also includes an internal pressurized fluid passage and an internal tank fluid passage wherein the pressurized passage extends within the spindle the coupler further includes a hub with a shaft opening shaped to receive the shaft portion, the manifold having control valves for selective actuation of the fixturing. |
