| 摘要 |
To perform angle adjustment of a claw member in an end portion of a gripping arm assuredly in a simple manner. A claw member 4 is disposed to be able to turn relative to an arm 8 in the direction for opening or closing the arm 8, and a claw angle adjusting means 42 that can be switched between a restricted state in which a relative angle of the claw member 4 with respect to the arm 8 is fixed by restricting a turning operation of the claw member 4 relative to the arm 8 and a non-restricted state in which the relative angle of the claw member 4 can be changed by allowing the turning operation of the claw member 4 by a user's manual operation is included. The claw angle adjusting means 42 has a slider 43 that can be moved between a restricted position and a non-restricted position. In addition, a stair part 44 that has multiple steps and forms the restricted state of the claw angle adjusting means 42 by engaging an engagement part 43a that is a part of the slider 43 is disposed.
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