| 摘要 |
PROBLEM TO BE SOLVED: To adjust the height of a center presser from a needle plate without changing the stroke of the center presser. SOLUTION: The center presser has a guide member 34 forming a center presser link member 24 by connecting two links 20 and 22 in series, making a connecting portion P3 to connect the links movable in the series direction D2 of the links 20 and 22 and regulating a movement in the direction D3 intersecting the series direction D2 of the links 20 and 22, a movement means 36 to move the guide member 34 in the crossing direction D3 to the series direction D2 of the links, and a driving means 41 to drive the movement means 36. COPYRIGHT: (C)2006,JPO&NCIPI |
