| 摘要 |
The present invention provides traction apparatus for wet cloth comprising at least one, horizontally mounted, cylindrical traction roller whose peripheral surface is roughened or knurled for penetrating surface liquor and contacting wet cloth when the latter is fed at least partially around the roller, the peripheral surface of the traction roller being further provided with left and right handed helical grooves for carrying liquor deposited by the cloth on the traction roller towards the ends thereof, and a tensioning device arranged downstream of the traction roller in the direction of movement of cloth driven by the traction roller and adapted to provide an oscillating tension in cloth engaging the traction roller so as to enhance driving contact of the cloth with the traction roller.
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