发明授权
- 专利标题: Ramp speed integrated motor controller for sewing machines
- 专利标题(中): 用于缝纫机的斜坡速度一体化电机控制器
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申请号: US16056申请日: 1979-02-28
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公开(公告)号: US4185575A公开(公告)日: 1980-01-29
- 发明人: Jack Brown , John Herr , Wesley R. Peterson , John W. Wurst
- 申请人: Jack Brown , John Herr , Wesley R. Peterson , John W. Wurst
- 申请人地址: NY New York
- 专利权人: The Singer Company
- 当前专利权人: The Singer Company
- 当前专利权人地址: NY New York
- 主分类号: H02P1/18
- IPC分类号: H02P1/18 ; D05B69/18 ; H02P7/295
摘要:
A fixed speed sewing machine is disclosed having only start and stop control capability for the actual running of the machine. An arrangement is provided for controlling the acceleration of the sewing machine drive motor so that it is gradual, rather than abrupt.
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