US PATENT SUBCLASS 408 / 183
.~.~.~.~.~ Screws mounted on common shaft

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}
181  DF  .~.~.~ Screw extending perpendicular to tool-axis {3}
182  DF  .~.~.~.~ Plural tools moved by diametrically opposed screws {1}
183.~.~.~.~.~ Screws mounted on common shaft

DEFINITION

Classification: 408/183

(under subclass 182) Device wherein the first member having a helically-ribbed surface and the second similar member are fixed together so that rotation of one directly results in rotation of the other.