| 摘要 |
<p>FINGER-ACTUATED SLIDEABLE DISPENSING VALVE A dispensing valve made as a separate unit to be mounted on a flexible bag in box spout and including a slide valve member slideably disposed in a guide sleeve member for axial movement between closed sealing position and opened dispensing position. A locking arrangement is provided for keeping the slide in fully closed position and to prevent the slide from being accidentally opened. It also includes a sealing arrangement at the outer end of the slide member and guide sleeve for sealing the slide member when it is in closed position. It further includes a flange arrangment on the slide member and guide sleeve member to facilitate gripping bythe fingers to push the slide member into closed position in the guide sleeve member.</p> |
