| 摘要 |
<p>An adjustment ring (40) is used for axial positioning of the delivery unit (30) which is mounted to rotate on the container unit (10). The ring (40) surrounds the container unit (10). It has two or more positions of rotation. One is a resting position blocking flow of a substance from the container into the delivery channel. Another is a delivery position, in which the substance can be forced into the delivery channel, from which it is applied.</p> |
