Patent ID: 6976669

Claim:
Valve body ( 2 , 22 , 42 ), comprising a plug-shaped closing part ( 7 , 27 , 47 ) with a closing face, and a fixing part ( 11 , 51 ) which surrounds the closing part and is hingedly connected to the closing part, an extension ( 8 , 28 , 48 ) acting as an operating part being fitted on the closing part in the direction away from the closing face, wherein said hinged connection to the fixing part is designed in such a way that on engagement upon the operating part the closing face carries out a tilting movement, characterised in that said closing part is the closing part of a vacuum valve and said fixing part and/or said connection is/are provided with an opening ( 6 , 46 ) for releasing vacuum, in which said closing face comprises a conical surface.