HYDRAULIC ACTUATOR FOR ISOLATORS

摘要

A hydraulic actuator for an isolator, comprising a hydraulic ram (6) one end of which is connected to a lever (2) which is in turn connected to a shaft for a valve plate or other closure, the actuator having a casing (1) which flange mounts on the isolator, and the other end of the ram (6) being attached to the end of the casing (1) remote from the said flange (1a).