Patent ID: 6346038
Filing Date: 2002-02-12
Classification: B08B,B24B,H01L

Abstract:
A wafer loading/unloading device which attaches a wafer to a polishing head and receives the wafer from the polishing head, comprising:a swinging drive source; a swinging shaft rotated by the swinging drive source; an arm ascending/descending mechanism; a swinging arm supported by the swinging shaft such that the swinging arm swings horizontally, and supported by the arm ascending/descending mechanism such that the swinging arm can ascend and descend with the main body; and a main body portion having a circular configuration in plan view, the main body portion being configured to support the wafer, the main body portion being supported by the swinging arm, the main body portion being equipped with a generally disc shaped wafer support portion and an action force absorbing mechanism that absorbs vertical forces acting on the wafer support portion.