| 摘要 |
PROBLEM TO BE SOLVED: To accurately read an ID of an article. SOLUTION: During traveling of an overhead traveling vehicle 4, an ID reader 26 reads an ID 23 provided at a lower position on a back surface of a cassette 20, while moving the cassette 20 in a lateral direction by a lateral drive 8. The ID reader 26 can accurately read the ID 23 without requiring extra time. COPYRIGHT: (C)2008,JPO&INPIT
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