发明授权
- 专利标题: Sewing machine for close-tolerance stitching
- 专利标题(中): 缝纫机用于紧密接缝
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申请号: US10348140申请日: 2003-01-20
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公开(公告)号: US06715435B1公开(公告)日: 2004-04-06
- 发明人: Joseph Wieczorek , Patricia M. Woollcott
- 申请人: Joseph Wieczorek , Patricia M. Woollcott
- 主分类号: D05B3510
- IPC分类号: D05B3510
摘要:
The present invention provides a sewing machine for positioning a line of stitches a predetermined distance from an edge of a workpiece. The edge tracing sewing machine includes a machine body with a reciprocable needle mounted therein. The needle is reciprocated between an upward and a downward position at which it pierces a moving workpiece, passing a thread therethrough. The edge tracing sewing machine also includes a plurality of illuminable units that communicate stitch positioning to a machine operator, allowing the operator to manually adjust the lateral position of the workpiece, maintaining the stitch positioning within a predetermined tolerance from specifications.
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