Electricity: measuring and testing – Magnetic – With means to create magnetic field to test material
Patent
1990-08-17
1992-07-14
Wieder, Kenneth A.
Electricity: measuring and testing
Magnetic
With means to create magnetic field to test material
209567, 209598, 324232, 324233, G01N 2782, B07C 5344
Patent
active
051306530
ABSTRACT:
Apparatus for detecting surface flaws in cylindrical articles having central longitudinal axes, including a guide assembly for guiding the cylindrical articles along a displacement path having a central longitudinal axis extending coaxially of the central longitudinal axes of the articles and a detection coil assembly positioned in annular relationship with the displacement path for producing a signal representative of the surface geometry of a cylindrical article which traverses the displacement path.
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Hnatiuk George M.
Udpa Satish S.
Weaver Jeffrey S.
Wu Samuel C.
Coors Brewing Company
Edmonds Warren S.
Wieder Kenneth A.
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