| 摘要 |
Rotating gripper for a sewing machine, with a hook body (2), in which a groove (6) is formed, and with a bobbin-case carrier (3) having a bobbin-case carrier rib (5) formed thereon, the hook body (2) being driven in rotation by means of the bobbin-case carrier rib (5) engaging into the groove (6), and permanent-magnet pieces (12, 13, 14, 8, 9, 10) being respectively provided in the bobbin-case carrier rib (5) and in the groove (6) in such a way that magnetic repulsion forces are generated between them. <IMAGE> |
