| 发明名称 |
Sewing machine thread monitor |
| 摘要 |
The apparatus counts the number of stitches made by a sewing machine, counts the number of predetermined lengths of thread needed to make those stitches and outputs an alarm signal when the number of stitches per thread length either exceeds a predetermined number or is less than a predetermined number.
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| 申请公布号 |
US4192243(A) |
申请公布日期 |
1980.03.11 |
| 申请号 |
US19780947451 |
申请日期 |
1978.10.02 |
| 申请人 |
LEVI STRAUSS AND |
发明人 |
ALLISON, GAYLORD D;BLESSING, HUBERT |
| 分类号 |
D05B45/00;D05B51/00;D05B59/02;G06M1/10;(IPC1-7):G06M3/02;D05B69/36 |
主分类号 |
D05B45/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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