US PATENT SUBCLASS 408 / 157
.~.~.~ Including oppositely moving, diverging tools

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}
157.~.~.~ Including oppositely moving, diverging tools

DEFINITION

Classification: 408/157

(under subclass 153) Device including a pair of cutting tools, each mounted to be displaced radially outwardly from the tool-axis and axially toward the work, which tools are interconnected so that movement of one of the tools is accompanied by a similar movement of the other tool.