| 摘要 |
A hand tool for cleaning smooth surfaces having a holder in the form of a flat box; a sponge block and a squeegee, spaced apart from and parallel to the sponge block; a swivelable handle disposed on the holder, on an incline and laterally about an axis extending vertically to the holder and an axis extending parallel to the holder, with two joints, disposed one above the other, with both joints locked in a particular handle position by a common locking and unlocking element in the form of a bolt-shaped and/or bush-shaped slide. |
