发明名称 |
Device for measuring the twist of a rotating shaft |
摘要 |
Measuring the twist of a rotating shaft by means of a laser beam and polarizing filters. The measurement device includes a laser beam generator, two polarizing filters secured to the shaft and spaced apart from each other, and a laser radiation receiver receiving the laser beam after it has passed through both filters.
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申请公布号 |
US8587780(B2) |
申请公布日期 |
2013.11.19 |
申请号 |
US201013143622 |
申请日期 |
2010.01.07 |
申请人 |
GALLET FRANCOIS;ROUSSELIN STEPHANE;SNECMA |
发明人 |
GALLET FRANCOIS;ROUSSELIN STEPHANE |
分类号 |
G01L3/08;G01J4/00 |
主分类号 |
G01L3/08 |
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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