发明名称 GRIPPER DEVICE FOR WAFER CASSETTE TRANSFER AND TRANSFER METHOD
摘要 <p>A gripper device for transferring a wafer cassette and a transferring method of the same are provided to grip correctly a wafer cassette by altering a shape of a gripper. A gripper(120) includes a grip arm(121), a gripping unit(122), and a sensing unit(123) in order to transfer a wafer cassette(100). The grip arm is obliquely to a transferring robot arm in order to be operated. The gripping unit is connected to an end of the grip arm in a predetermined shape. The sensing unit is installed at a bottom surface of the gripping unit and comes in contact with the wafer cassette in order to sense a wafer cassette or to a gripping state of the wafer cassette.</p>
申请公布号 KR100791671(B1) 申请公布日期 2008.01.03
申请号 KR20060080345 申请日期 2006.08.24
申请人 DONGBU ELECTRONICS CO., LTD. 发明人 KIM, MIN JOO
分类号 H01L21/67;H01L21/677;H01L21/68 主分类号 H01L21/67
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