| 发明名称 |
Anti-haloing throat plate |
| 摘要 |
A throat plate having means attached thereto for preventing the work limb in a loop of thread from being drawn up through the material being sewn by the take-up limb due to friction therebetween causing a loose stitch known as a halo.
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| 申请公布号 |
US4316421(A) |
申请公布日期 |
1982.02.23 |
| 申请号 |
US19790085849 |
申请日期 |
1979.10.17 |
| 申请人 |
THE SINGER COMPANY |
发明人 |
KETTERER, STANLEY J. |
| 分类号 |
D05B63/00;D05B73/12;(IPC1-7):D05B57/08 |
主分类号 |
D05B63/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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