发明名称 |
Detecting device of the feeding quantity in a sewing machine |
摘要 |
A detecting device of the feeding quantity of material in a sewing machine includes a dial rotatably mounted on an arm of the sewing machine, a mechanism operatively connected to the dial for varying the feeding quantity in response to the rotational quantity of the dial, a signal generator converting the rotational quantity into the electric signals, and a display device electrically connected to the signal generator for displaying signals outputted therefrom.
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申请公布号 |
US4944237(A) |
申请公布日期 |
1990.07.31 |
申请号 |
US19890331168 |
申请日期 |
1989.03.31 |
申请人 |
AISIN SEIKI KABUSHIKI KAISHA |
发明人 |
NONAKA, SHIRO;HAGINO, SEIICHIRO;ANDO, TSUKASA |
分类号 |
D05B27/22 |
主分类号 |
D05B27/22 |
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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