US PATENT SUBCLASS 252 / 62.52
.~ Flaw detection or magnetic clutch

Current as of: June, 1999
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252 /   HD   COMPOSITIONS

62.51 R  DF  MAGNETIC {5}
62.52.~ Flaw detection or magnetic clutch

DEFINITION

Classification: 252/62.52

(under subclass 62.51) Compositions intended for use in processes of testing articles for flaws, e.g., "Magnaflux," or for use in magnetic clutches.

SEE OR SEARCH CLASS

192, Clutches and Power-Stop Control,

21.5, for clutches employing a medium having frictional characteristics which are augmented or altered in response to a magnetic field.

324, Electricity: Measuring and Testing,

216, for methods and apparatus for magnetic flaw detection.