摘要 |
<p>A bistable valve construction for alternately clamping flexible pipes with a closure member (1) having two closure edges (1a and 1b) which lie parallel with respect to each other, and which depending from the position of the closure member (1) will exert alternately pressure on the pipes, and wherein the flipping of the closure member into one or the other limiting closing position is performed by a biasing flipband (2) of a leaf-type construction.</p> |