COMBINED STOP AND CONTROL VALVE

摘要

TITLE Combined Stop And Control Valve A combined stop and control valve for incorporation into a pipe carrying the working medium of a turbo-machine and in particular a steam turbine has the respective bodies of the stop and control valves arranged independently of each other in a common housing which is provided with co-axially arranged valve seats located adjacent one another at the flow opening of the valve. The body of the stop valve has a bellshaped configuration into the hollow cavity of which the body of the control valve is inserted. Axial guides are provided for the stop and control valve bodies and the stop valve is situated ahead of the control valve when viewed in the flow direction.