| 摘要 |
The invention relates to a delivery unit (10), in particular a hose pump with a radial or linear action system for delivering a chemically aggressive, liquid medium for a washing machine or a cleaning and disinfecting apparatus, with a pump hose (26) which is received in a housing of the delivery unit (10). In particular, the pump hose (26), on the hose inner side (64), in an area of a nip (74), is deformable in a manner free of stretching, transversely with respect to a delivery direction (70). |
