Coaxial valve with an electric drive

US8746658B2 · kind B2 · utility

Assignee

• ASTRIUM GMBH · DE

Inventors

• Adolf Gauss · Königsbrunn, DE
• Arno Voit · Hausham, DE

Key dates

• Filing date: Aug 7, 2008
• Grant date: Jun 10, 2014
• Expiry date: Oct 6, 2031

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F16K1/123
• WIPO field: Mechanical elements
• WIPO sector: Mechanical engineering

Abstract

A coaxial valve for regulating and blocking a fluid medium having a valve housing having at least one inlet opening, at least one outlet opening and a flow duct connecting the inlet opening to the 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 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.