| 摘要 |
<p>The dispensing device includes a housing (2) with a dispensing device. The housing can be attached to, or adapted to fit a container, and includes an outer housing (3) and an inner housing (4). The inner housing contains an axially displaceable piston (30) which comprises at least one inner chamber (31) that can be filled with the liquid. The inner chambers of the piston may have different sizes. Each inner chamber has at lest one outlet (34) in the upper piston plate (32).</p> |
