| 摘要 |
<p>The invention embodies a dispenser for, in particular, pasty substances like toothpaste, by which, for withdrawal ¢of the substance!, a piston in a receptacle can be moved gradually in the direction of the mouthpiece-opening, caused by a draw-loaded rod which can be operated by means of a balance-shaped double-lever positioned beside the mouthpiece-opening (governing figure: Fig. 3).</p> |
