| 摘要 |
The foot (1) provided with a column (3) is provided at the top with a handgrip (5). The column via a link arm system (6) is freely movable around the foot (1). At least one of the columns is movably arranged in a sprung fashion in a longitudinal direction for movement along a generally vertical axis. The grinding unit (4) is freely movable and manually manoeuvrable by means of the handgrip (5). |
