| 主权项 |
1. A bobbin in which a needle attached to a needle bar, which moves up and down, and a horizontal shuttle which supplies a bobbin thread for forming a stitch in cooperation with each other, the bobbin comprising:
a bobbin main body including flanges at both ends of a bobbin winder spindle for winding the bobbin thread; and an outer flange attached to one of the flanges of the bobbin main body, wherein a space between the outer flange and the flange of the bobbin main body is set to be equal to or smaller than a thread diameter to form a gap, in which a thread end of the bobbin thread is received and stays. |
