| 摘要 |
The invention concerns an arrangement for the axial driving of a supply hose 11 for pressure medium or application medium in the form of fluid, gaseous or solid, granule-formed or powder-formed, material. The supply hose 11 is connected to a displaceable cartridge 42 provided with at least one spray nozzle 43. Furthermore, the cartridge 42 is arranged in a guide tube 41 along the object that is to be sprayed. In accordance with the invention, the arrangement comprises three driving wheels 21, where at least one driving wheel 21a is driven by driving means and where each driving wheel 21 has a concave jacket surface 27 congruent with the supply hose (11). The concave jacket surface 27 surrounds the supply hose to at least 100° degrees of the circumference of the supply hose 11. |
