发明名称 |
Measuring element comprising a track used as a material measure and corresponding measurement method carried out by means of such a measuring element |
摘要 |
A measuring element with a circular or linear track that encompasses a material measure and a number of sensors for scanning the track is disclosed. At least two scanning heads having the sensors are provided for scanning the track. The track of the measuring element has at least one first and a second partial track which are each provided with a first and a second grating period. For each grating period, one of the scanning heads is equipped with a sensor array that is adjusted to the grating period.
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申请公布号 |
US8020310(B2) |
申请公布日期 |
2011.09.20 |
申请号 |
US20070311711 |
申请日期 |
2007.09.06 |
申请人 |
SIEMENS AKTIENGESELLSHAFT |
发明人 |
FINKLER ROLAND |
分类号 |
G01D5/249;G01B21/02;G01D5/245 |
主分类号 |
G01D5/249 |
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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