| 摘要 |
A valve (100, 600) coupled to a conduit carrying a fluid is provided. The valve comprises a shaft (210, 610) disposed through a wall of the conduit, a fluid flow regulating means (230) coupled to the shaft (210, 610) inside the conduit, a rotatable support means (110, 320) coupled to the shaft (210, 610) outside the wall of the conduit, and a proximate bearing (310) coupled to the shaft (210, 610) at a distance from the rotatable support means (110, 320) wherein the proximate bearing (310) is coupled to the conduit via one or more isolation means (120, 130). |
