| 摘要 |
<p>The roller of two half-shells (1), to squeeze residue from a sponge board over a wash bucket, rotates on bearings at a stub axle (5) at or on the bucket edge. The roller has a profiled mantle surface with a number of elongated passage openings (3) and an inner radial support (2). The mantle surface has a netting structure of longitudinal (7) and lateral (8) bars.</p> |
