发明授权
US5791972A Polishing/grinding method 失效
抛光/研磨方法

Polishing/grinding method
摘要:
A method of working a workpiece with an apparatus comprising the steps of holding the workpiece by a holding means, rotating the held workpiece by a rotational means in a direction of a tool to match a rotational axis line of the workpiece with a rotation axis line of the tool, matching a vertical axis of the holding means holding the workpiece with an intersection of a swingable rotation axis line of a means for swingably rotating the tool and the tool rotation axis line, and holding the workpiece above the tool and the working the workpiece by exerting work pressure on the workpiece.
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