发明名称 |
Sewing machine stitch length override and feed balance for digital feed actuators |
摘要 |
A sewing machine is disclosed wherein positioning of the work feeding regulator is controlled by a digital actuator responsive to digital signals applied thereto. The positioning of the work feeding regulator is thereby adjustable in discrete increments. A manual override and feed balance mechanism is provided for effecting continuous positioning of the work feeding regulator.
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申请公布号 |
US4167912(A) |
申请公布日期 |
1979.09.18 |
申请号 |
US19770846880 |
申请日期 |
1977.10.31 |
申请人 |
THE SINGER COMPANY |
发明人 |
SEDLATSCHEK, ROBERT L.;PORTER, OSWALD M.;DAVIDSON, DONALD R. |
分类号 |
D05B27/02;D05B27/22;(IPC1-7):D05B3/04 |
主分类号 |
D05B27/02 |
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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