US PATENT SUBCLASS 409 / 276
.~ With means to hold work during cutting

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

243  DF  BROACHING {20}
276.~ With means to hold work during cutting {3}
277  DF  .~.~> Including work clamping means
278  DF  .~.~> With means to adjust or facilitate adjustment of work or work holder
279  DF  .~.~> With means on work or work holder to guide cutter during infeed

DEFINITION

Classification: 409/276

With means to hold work during cutting:

(under subclass 243) Apparatus including means to support the workpiece against movement and in the position to be operated on by the cutting tool.

(1) Note. A device including an abutment work stop to position the workpiece for the broaching operation is included in this subclass.

(2) Note. The nominal recitation of a "work support", "work holder", or "work table" is insufficient for placement of a device in this subclass unless additional support structure is claimed.

SEE OR SEARCH THIS CLASS, SUBCLASS:

256, for means to hold work including a work immobilizer whose actuator is interrelated with tool or work infeed means.

257, for means to clamp moving work interrelated with tool or work infeed.

269+, for apparatus to hold work including work moving means. SEE OR SEARCH CLASS

269, Work Holders, the general locus of work holders regardless of kind of treatment.