发明名称 |
ANORDNING FOR METNING AV FORSPENNINGEN I EN BULT |
摘要 |
An apparatus for measuring the pre-tension of a threaded bolt by means of a two part measuring rod introduced into a central hole of the threaded bolt and of a length measuring device. The measuring rod includes an upper rod threaded to a lower tube which is secured against rotation. Rotation of the threaded rod by a motor moves the end of the measuring rod in or out of the central hole. |
申请公布号 |
SE7810819(A) |
申请公布日期 |
1979.05.04 |
申请号 |
SE19780010819 |
申请日期 |
1978.10.17 |
申请人 |
* KRAFTWERK UNION AG |
发明人 |
G * EXNER;V * FESTINORI;D * LUCKSCHUS |
分类号 |
F16B31/02;G01L5/24;(IPC1-7):G01L5/00 |
主分类号 |
F16B31/02 |
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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