US PATENT SUBCLASS 409 / 20
.~.~.~.~.~.~ And infeed radially of axis of work rotation

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

1  DF  GEAR CUTTING {11}
10  DF  .~ Gear tooth shape generating {7}
11  DF  .~.~ Hobbing {5}
17  DF  .~.~.~ Including infeed means {2}
18  DF  .~.~.~.~ To infeed along axis of work rotation {1}
19  DF  .~.~.~.~.~ Infeed of cutter {2}
20.~.~.~.~.~.~ And infeed radially of axis of work rotation

DEFINITION

Classification: 409/20

And infeed radially of axis of work rotation:

(under subclass 19) Apparatus wherein the relative approach effected also has a component in the direction toward or away from the axis about which the workpiece turns.

(1) Note. Included herein is a cutter moving relative to the workpiece diagonally (to form a tapered product) as well as a cutter first moving directly radially toward the workpiece and then purely in the direction of the work axis.

SEE OR SEARCH THIS CLASS, SUBCLASS:

22+, for means to feed a gear-cutting hob relative to a workpiece toward an axis with no component in the direction of the work axis.