US PATENT SUBCLASS 72 / 193
.~.~.~.~ Comprising tool inside hollow work

Current as of: June, 1999
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72 /   HD   METAL DEFORMING

184  DF  BY USE OF "FLYING TOOL" ENGAGING MOVING WORK {4}
190  DF  .~ Including orbitally-moving tool-face {1}
191  DF  .~.~ Moving in circular orbit {6}
192  DF  .~.~.~ With cooperating rectilinearly-moving tool (e.g., "anvil") {1}
193.~.~.~.~ Comprising tool inside hollow work

DEFINITION

Classification: 72/193

Comprising tool inside hollow work:

(under subclass 192) Subject matter wherein the second tool-face acts on the inside surface of hollow work.

SEE OR SEARCH THIS CLASS, SUBCLASS:

208+, for disclosure of a tool inside hollow work cooperating with a roller.