| 摘要 |
In an apparatus for coating a traveling web and comprising coating means for the web, a doctor roll which bears on the coated side of the web, a doctor-roll bed supporting the doctor roll and secured to the machine frame through a mount, and means for adjusting the location of the doctor roll and thus for adjusting the coating thickness, the improvement wherein the doctor-roll bed is made of an elastomeric material, and the adjusting means includes an inflatable tube between the doctor-roll bed and its mount constructed as a pressure chamber in the doctor-roll bed. |
