Measuring and testing – Vibration – By mechanical waves
Patent
1991-11-25
1994-09-06
Chapman, John E.
Measuring and testing
Vibration
By mechanical waves
73629, G01N 2926
Patent
active
053437500
ABSTRACT:
A light weight hand held ultrasonic scanner for ultrasonic flaw detection systems utilizes an omnidirectional rolling ball element which drive optical encoders for X-Y coordinate position location of flaws. The rolling ball element is mounted in a body for rolling contact with a surface to be inspected. An ultrasonic transducer is mounted at one end of a second hollow body attached to the first body. An ultrasound reflector is provided in the hollow body to reflect an ultrasound beam transversely out of the second body.
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Chapman John E.
General Electric Company
Moore, Jr. Charles L.
Squillaro Jerome C.
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