| 摘要 |
<p>The dispenser device (1) comprises a head assembly (2) with a neck portion (4) and a pressing portion (3) adjoining the neck portion. The pressing portion comprises two discharge channel (10,10'). An actuating unit is protruded from the inner wall or ceiling of the pressing portion, which comprises two different distances corresponding to the bottom plane of the dispenser device in the axial direction. The actuating unit is selectively brought into alignment with another actuating unit of a pumping unit by a setting unit (8).</p> |
