US PATENT SUBCLASS 408 / 227
.~ Having peripherally spaced cutting edges

Current as of: June, 1999
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408 /   HD   CUTTING BY USE OF ROTATING AXIALLY MOVING TOOL

199  DF  TOOL OR TOOL WITH SUPPORT {12}
227.~ Having peripherally spaced cutting edges {3}
228  DF  .~.~> Each formed by a pair of axially facing facets
229  DF  .~.~> With axially extending relief channel {1}
231  DF  .~.~> With means to retain tool to support {2}

DEFINITION

Classification: 408/227

(under subclass 199) Device including a plurality of cutting-edges* disposed about the tool-axis and separated, one from the other, when viewed in a direction parallel to the tool-axis.