| 摘要 |
A double seat valve comprising a valve housing (3), a first closing element (11), a second closing element (21), a leakage chamber (6) arranged intermediate the first and second closing elements (11, 21), the second closing element (21) connected to the second displacement rod (22) via spokes (23, 24), wherein at least one of the spokes (23, 24) comprises: a leading edge (41) that faces the leakage chamber (6) and extends in a radial direction (D2) outwards from the second displacement rod (22); and first and second sides (42, 43) that extend from the leading edge (41) in a direction (D1, D3) from the leakage chamber (6) to the drain passage (7) on a respective side of the spoke (23). |
