发明授权
- 专利标题: Sewing machine position and speed sensing system
- 专利标题(中): 缝纫机位置和速度感应系统
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申请号: US544443申请日: 1975-01-27
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公开(公告)号: US3972297A公开(公告)日: 1976-08-03
- 发明人: Juergen Melcharick
- 申请人: Juergen Melcharick
- 申请人地址: IL Chicago
- 专利权人: Union Special Corporation
- 当前专利权人: Union Special Corporation
- 当前专利权人地址: IL Chicago
- 优先权: DT2404346 19740130
- 主分类号: B23Q15/26
- IPC分类号: B23Q15/26 ; D05B69/24 ; D05B69/22
摘要:
Logic circuit device and frequency voltage converter connected to the impulse preparation device. A gate being interposed between voltage converter and the impulse preparation device. Comparator connected to the converter which compares its output to an adjustable reference voltage.
公开/授权文献
- US5060003A Distance measuring device 公开/授权日:1991-10-22
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