Valve with integrated actuator

摘要

The valve (10) has an obturator (1) and a pneumatic activator integrated in it. The activator comprises a metallic bellows (30) integral with the obturator. The bellows is welded directly to an intermediate flange (31) on the downstream side of the valve and directly to the obturator at the level of an end part (32) on the upstream side of the valve. An Independent claim is included for aerospace use.