| 摘要 |
<p>A button-attaching device 40 includes a snap upper chuck unit 20. A button holder 10 of the chuck unit 20 temporarily holds a button 1, and the button holder 10 is then rotated by a rotating arm 21, so that the button 1 is transferred from the button holder 10 to a button fixing part 31 of an upper die 30.</p> |
