<p>Valve comprising a shutter (1) interacting with a seat provided with crenellations (3) arranged round the part of the seat on which the shutter comes to rest, characterised in that each crenellation (3) comprises, on its face (8) opposite the shutter (1), a vertical central partition (10) which separates two symmetrical recesses (9). <??>The elimination of vibrations occurring under partial load. <IMAGE> </p>
申请公布号
DE69103600(T2)
申请公布日期
1994.12.22
申请号
DE1991603600T
申请日期
1991.09.09
申请人
GEC ALSTHOM S.A., PARIS, FR
发明人
VINCENT DE PAUL, MICHEL, F-63000 SENLIS, FR;DETANNE, FRANCOIS, F-75017 PARIS, FR