发明名称 |
Ultrasonic device for measuring the internal defects of a rail |
摘要 |
An ultrasonic device for continuously detecting and/or measuring in situ internal defects of a railway rail includes at least one ultrasonic sensor (15) subjected to a pressure tending to move it in the direction of the rail. The sensor presses against the rail through a smooth web 17 made of a synthetic material that is pervious to ultrasounds.
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申请公布号 |
US5804731(A) |
申请公布日期 |
1998.09.08 |
申请号 |
US19970839179 |
申请日期 |
1997.04.23 |
申请人 |
SPENO INTERNATIONAL SA |
发明人 |
JAEGGI, JEAN-PIERRE |
分类号 |
G01N29/04;B61K9/10;G01N29/28;(IPC1-7):G01N29/12;G01N29/26 |
主分类号 |
G01N29/04 |
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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