| 摘要 |
<p>A valve device comprising a valve housing (1), a closing member (2), and a seat (3) against which the closing member (2) is arranged to be applied for a closure through a relative movement between the seat and the closing member (2) in a first direction, characterized in that the seat (3) and the closing member (2) are movably arranged in relation to each other in a second direction which forms an angle with the first direction.</p> |
