| 摘要 |
PROBLEM TO BE SOLVED: To easily and quickly perform restoration work from cutting of a thread. SOLUTION: The tread feeding device (10) of a sewing machine (100) is provided between a thread supply source and a sewing position and is provided with first and second thread insertion means (21, 22) having insertion parts (23, 24) for inserting the thread (L), a supporting body (30) for supporting the respective thread insertion means, a rotary shaft (66) rotated associated with a sewing machine motor, rotary cam plates (61, 62) fixed to the rotary shaft, arranged between the respective insertion parts and brought into slidable contact with the thread inserted between the respective insertion parts at the outer edge part, and a hook member (70) arranged such that the tip part is positioned near the plane part (65) on the thread supply source side of the rotary cam plates. COPYRIGHT: (C)2004,JPO&NCIPI
|
