| 摘要 |
Grinding head, in particular for grinding and polishing natural and artificial stone, having grinding stones which are suspended from pendulum levers of the rotationally driven head part, the pendulum levers running by way of deflection portions on a stationary cam disc, the cam disc being a circular ring which is arranged rotatably eccentrically with respect to the axis of rotation and against the circumference of which the deflection portions of the pendulum levers are pressed.
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