| 摘要 |
<p>The dispenser consists of two containers (2, 3) with separate pumps operated by a push-button (6) with an outlet valve (7). The pushbutton is connected to the pumps by at least one flexible transmission member and a control element that can be adjusted by a regulator (10) to set its end position and vary the proportions in which the products are dispensed from the containers according to the user's requirements.</p> |
