| 摘要 |
<p>The device has connection and stop valves (1, 2) that are attached to two containers, respectively, where one of the valves is attached to the other valve in a congruent manner for connecting the containers. The valves respectively include flexible, sealing elements (10, 20) provided with passage slots (100, 200). A reversible traction drive unit (3) is engaged transverse to a slot longitudinal axis under formation of a passage hole for free-flowing bulk goods, where the passage slots are openable by the reversible traction drive unit.</p> |
