US PATENT SUBCLASS 83 / 229
.~.~.~ On return stroke of tool

Current as of: June, 1999
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83 /   HD   CUTTING

202  DF  TOOL ENGAGES WORK DURING DWELL OF INTERMITTENT WORKFEED {40}
225  DF  .~ Work feed means controlled by means mounted on tool or tool support {2}
226  DF  .~.~ Such means drives the work feed means {3}
229.~.~.~ On return stroke of tool

DEFINITION

Classification: 83/229

(under subclass 226) Device wherein the tool-mounted means is brought into operation during the tool's motion away from the work.

SEE OR SEARCH THIS CLASS, SUBCLASS:

223, for work advanced by release of potential energy accumulated during and as a result of tool movement (such work advance may occur during return movement of tool).

257, for the general case of work advance during return stroke of tool.