| 摘要 |
<p>A scraper device is provided for applying fluids on materials (1) having a plane side; the material to be applied comes out through an opening (3") provided at the lower part of the box (3), the pressure required to be applied for the outlet of the material is produced by at least one rotary pump with plungers (4). To facilitate a quick change of pressure with a view to influencing the quality as well as to leave the smallest possible amount of paint residue when changing the paint, the pump (9) or optionally the pumps are located in the box (3) of the device. </p> |
