| 摘要 |
The invention relates to a metering pump which can be mounted in particular on bottles or the like, with pumping bellows (B) and two valves, one of which is assigned on the inlet side and the other is assigned to a mouthpiece (26), and proposes, in order to obtain a structural shape which is simple to manufacture and assemble and stable in use, that the movable pump upper part (9) possesses a collar (31) which is arranged concentrically to the connecting piece (29) and supports the end folds (30) of the pumping bellows (B). <IMAGE> |
