| 摘要 |
A dosing apparatus includes a dosing unit having a piston movable along a first axis in a cavity of a casing and a joint for removably connecting a first end portion of the piston t to a movement mechanism arranged for moving the piston. The first end portion includes a seat that is suitable for receiving a clutch portion of the joint, that is connectable in and detachable from the seat along a coupling direction that is almost parallel to the first axis. |
