| 摘要 |
The invention relates to a gate valve having a wedge-shaped closing element (11), where the flow area (9) in the housing is embodied as an oval which is positioned cross-wise to the direction of actuation of the wedge-shaped closing element. The closing surface (12) of the wedge-shaped closing element forms an oval and the longitudinal axis (a) of the ovals is situated cross-wise to the direction of movement of the wedge-shaped closing element. |
