发明名称 Threaded bolt having measurement planes
摘要 The invention relates to a threaded bolt provided with measurement planes for use in ultrasonic length measurement. After the threaded bolt has been fixed in a connection, such measurement is performed to determine the length change of the threaded bolt, in order to find out the tension within the threaded bolt in that way.
申请公布号 AU2699200(A) 申请公布日期 2000.10.04
申请号 AU20000026992 申请日期 2000.02.11
申请人 KONINKLIJKE NEDSCHROEF HOLDING N.V. 发明人 FERDINAND KERSTEN
分类号 F16B31/02;F16B35/00;F16B35/04 主分类号 F16B31/02
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