发明授权
US5653187A Upper feed mechanism for sewing machine and sewing machine having the
same
失效
具有相同的缝纫机和缝纫机的上部送料机构
- 专利标题: Upper feed mechanism for sewing machine and sewing machine having the same
- 专利标题(中): 具有相同的缝纫机和缝纫机的上部送料机构
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申请号: US531955申请日: 1995-09-21
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公开(公告)号: US5653187A公开(公告)日: 1997-08-05
- 发明人: Osamu Kawamoto , Wolf von Hagen
- 申请人: Osamu Kawamoto , Wolf von Hagen
- 申请人地址: JPX Tokyo IL Huntley
- 专利权人: Juki Corporation,Union Special Corporation
- 当前专利权人: Juki Corporation,Union Special Corporation
- 当前专利权人地址: JPX Tokyo IL Huntley
- 优先权: JPX6-228137 19940922
- 主分类号: D05B27/04
- IPC分类号: D05B27/04 ; D05B27/06
摘要:
A sewing machine with an upper feed mechanism includes: a sewing machine head; a needle plate; first, second and third shafts each extending from the sewing machine head vertically downwardly toward the needle plate, each shaft having a lower end; a needle secured to the lower end of the first shaft; a feed element having one end carried by the lower end of the second shaft and the other end located forwardly of the path of the needle; an upper feed dog formed in the other end of the feed element and confronting the needle plate; and a presser foot mounted to the lower end of the third shaft, wherein the first, second and third shafts being moved in timed relation to one another so as to allow a workpiece to be sandwiched between the presser foot and the needle plate, and the upper feed dog cooperating with a lower feed dog located below the needle plate to clamp and feed the workpiece to the path of the needle whereby stitches are formed, and wherein the first, second and third shafts are juxtaposed in that order in the direction in which the workpiece is fed.
公开/授权文献
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