Boots – shoes – and leggings
Patent
1989-07-28
1991-04-16
Dixon, Joseph L.
Boots, shoes, and leggings
376245, 137553, 73587, 73DIG3, 340686, G21C 1700, G08B 2100, G01D 700
Patent
active
050088416
ABSTRACT:
A non-invasive system and method is provided for the inspection of check valves which combines acoustic and magnetic techniques. The acoustic and magnetic techniques are used to measure check valve disk motion and internal impacts or vibrations resulting from the disk motion.
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Dixon Joseph L.
Liberty Technology Center, Inc.
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