| 摘要 |
<p>The valve, which is applied to all containers with media under pressure, preferably foam as for example polyurethane foam features a sealing, whose task is to prevent non-controlled outlet of media from the container and focusing or allowing the outlet of media only through a hollow stem (1), made in two parts, meaning with the help of a pipe-like washer (3) enclosing the valve stem (1) and is located in the latter in such a way that the front panel of the pipe-like washer (3) looking towards the seat (5), and the seat panel (5) of the valve stem (1) are at a certain distance. The valve also features an O- ring seal (4) which is clamped on the lower side to the bottom of the valve container (2) and seat (5) of the valve stem (1).</p> |
