| 摘要 |
A pump module (4, 5, 6; 4', 4'') includes a housing (14) that limits at least one channel (17) connecting at least one inlet with at least one outlet, an elastic membrane (18; 21; 22) extending in the housing in a flow direction, and a plurality of actuators located in the housing opposite each other on both sides of the at least one flow channel and forming actuation stages (A1-A6) arranged one after another in the flow direction, with a respective section of the elastic membrane being deflected and abutting a respective circumferential section of the at least one flow channel upon activation of an actuator of a respective actuation stage for forming a delivery chamber. |
