| 摘要 |
The pump is intended for dosing a liquid (12) and comprises: a hollow body (14) delimiting an inner chamber (18) into which an inlet conduit (20) of the liquid (12) opens and from whose lower portion an outlet conduit (22) departs; a piston having a stem (26) and a head (28) slidable within the outlet conduit (22); and a device for sucking from the chamber (18) gases and vapours released from the liquid (12). |
