Ultrasonic device for measuring the internal defects of a rail
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United States of America Patent
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Sep 8, 1998
Grant Date -
N/A
app pub date -
Apr 23, 1997
filing date -
Nov 25, 1996
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
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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