US PATENT SUBCLASS 72 / 481.4
.~.~.~.~ To move by threaded member that travels along tool face

Current as of: June, 1999
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72 /   HD   METAL DEFORMING

462  DF  TOOL AND/OR TOOL HOLDER {7}
476  DF  .~ Having unitary tool-face {4}
481.1  DF  .~.~ With support or holder for adjustable or removable tool face {10}
481.3  DF  .~.~.~ Threaded means to move or hold tool face {4}
481.4.~.~.~.~ To move by threaded member that travels along tool face {1}
481.5  DF  .~.~.~.~.~> Threaded means "telescopically" interfits with tool face

DEFINITION

Classification: 72/481.4

To move by threaded member that travels along tool face:

(under subclass 481.3) Apparatus wherein the helically ridged member turns about an axis that is parallel to the plane of the tool face, so that it serves to reposition the tool parallel to that plane.