US PATENT SUBCLASS 408 / 191
.~.~ Including means to permit relative axial positioning of edges

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

186  DF  TOOL-SUPPORT WITH MEANS TO PERMIT POSITIONING OF THE TOOL RELATIVE TO SUPPORT {5}
189  DF  .~ Tool having stepped cutting edges {3}
191.~.~ Including means to permit relative axial positioning of edges {2}
192  DF  .~.~.~> With work-engaging structure other than cutting edge
193  DF  .~.~.~> Including central tool axially movable relative to support

DEFINITION

Classification: 408/191

(under subclass 189) Device in which said cutting edges can be displaced toward and from each other along the tool-axis without changing the radial sweep of the edge.