US PATENT SUBCLASS 409 / 177
.~.~ For cutting longitudinal groove in shaft (e.g., keyway, etc.)

Current as of: June, 1999
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409 /   HD   GEAR CUTTING, MILLING, OR PLANING

64  DF  MILLING {29}
175  DF  .~ Randomly manipulated, work supported, or work following device {5}
177.~.~ For cutting longitudinal groove in shaft (e.g., keyway, etc.)

DEFINITION

Classification: 409/177

For cutting longitudinal groove in shaft (e.g., keyway, etc.):

(under subclass 175) Apparatus particularly adapted to cut a rod or rodlike workpiece that is generally elongated and circular in cross-section about a central axis, wherein the cutting tool is adapted to form a recess in the surface of the workpiece extending generally along the central axis.