US PATENT SUBCLASS 409 / 157
.~.~ Means to mill indeterminate length work


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

64  DF  MILLING {29}
145  DF  .~ Including means to infeed work to cutter {10}
157.~.~ Means to mill indeterminate length work


DEFINITION

Classification: 409/157

(under subclass 145) Means to mill indeterminate length work: Apparatus particularly adapted to shape a workpiece that is effectively infinite in length.

(1) Note. The infeed means of this subclass engages the workpiece at the sides thereof, at the leading end, or at the trailing end, but, in no instance recognizes (i.e, engages) both ends of a single workpiece. A workpiece formed in a closed loop intended to turn through a milling apparatus is considered to be of indeterminate length for this subclass.

(2) Note. Work infeed means for this subclass are those in the immediate area of the cutting tool; similar structure remote from the cutting tool is considered to be work

advancing means.

SEE OR SEARCH CLASS

226, Advancing Material of Indeterminate Length, for similar work handling structure without a milling means.