US PATENT SUBCLASS 408 / 171
.~.~.~.~.~.~ Having externally threaded shank connected to tool-support

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

146  DF  TOOL-SUPPORT WITH MEANS TO MOVE TOOL RELATIVE TO TOOL-SUPPORT {1}
147  DF  .~ To move radially {4}
153  DF  .~.~ Moving means including wedge, screw or cam {7}
158  DF  .~.~.~ Axially slidable moving-means {4}
161  DF  .~.~.~.~ Screw driven wedge or cam {3}
168  DF  .~.~.~.~.~ Traveling wedge {2}
171.~.~.~.~.~.~ Having externally threaded shank connected to tool-support

DEFINITION

Classification: 408/171

(under subclass 168) Device wherein said displacing member includes a helically-grooved extension adapted to cooperatively mesh with a helically-ribbed actuating element or with a helically-ribbed portion of the tool-support so that relative rotation of the cooperatively meshing parts serves to move said displacing member.