| 摘要 |
<p>The invention relates to a valve arrangement containing at least two valves (2 and 3) with a body (7,4) and a seat (8,6). The valves (2 and 3) are located inside of each other, whereby the outer valve (3) contains a hollow body (4) with a passage (5), whereby a part of this body (4) forms the seat (8) for the body (7) of the inner valve (2) located inside the body (4). <IMAGE></p> |
