| 摘要 |
PROBLEM TO BE SOLVED: To provide a gripper equipped with a ball pivot having a simple structure and exhibiting sliding resistance stable for a long period in view of that conventionally the one having a high freedom degree of a connection part by a ball pivot rotatably supporting a spherical member and capable of holding a price tag connected to the connection part in an easy-to-see position is used. SOLUTION: The spherical member 1 works as the relatively rocking pivot of arm parts 6 and 9, and fitting parts 5 and 8 grip the spherical member 1 by energizing of a spring part 12. COPYRIGHT: (C)2009,JPO&INPIT
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