| 摘要 |
A coaxial valve for regulating and blocking a liquid or gaseous medium having a valve housing having at least one inlet opening, at least one outlet opening and a flow duct connecting the at least one inlet opening to the at least one outlet opening; a tubular valve sleeve disposed in an axially movable manner in a portion of the flow duct and having an inflow and an outflow opening for the medium, wherein the inflow and the outflow openings open into the flow duct; a closure member disposed in the valve housing and arranged coaxially with the valve sleeve and configured to close the inflow opening; and a drive configured to axially move the valve sleeve and having an electric servomotor and a transmission part coupled between the servomotor and the valve sleeve, the transmission part configured to transmit an axial movement to the valve sleeve.
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