发明名称 |
PRECISION VISCOMETER TIMER CONTROL SYSTEM |
摘要 |
A precision viscometer timer control system where a pair of spaced coils surround a precision tube, so that as a metal ball passes through the coil the inductance is changed causing an oscillator circuit to react, influencing a switching circuit thereby automatically starting and stopping a connected timer.
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申请公布号 |
US3772910(A) |
申请公布日期 |
1973.11.20 |
申请号 |
USD3772910 |
申请日期 |
1971.12.22 |
申请人 |
SECRETARY OF THE AIR FORCE,US |
发明人 |
MCGINN J,US;DELLECAVE T,US |
分类号 |
G01N11/12;(IPC1-7):G01N11/12 |
主分类号 |
G01N11/12 |
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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