US PATENT SUBCLASS 72 / 227
.~.~ With material-handling between successive couples

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

199  DF  BY USE OF ROLLER OR ROLLER-LIKE TOOL-ELEMENT {17}
226  DF  .~ Plural roller-couples (e.g., successively or optionally usable) {3}
227.~.~ With material-handling between successive couples {4}
228  DF  .~.~.~> Including optionally selectable work paths
229  DF  .~.~.~> To reverse-roll the workpiece
230  DF  .~.~.~> By curved guide (e.g., "loop return")
231  DF  .~.~.~> Changing orientation or direction of work

DEFINITION

Classification: 72/227

With material-handling between successive couples:

(under subclass 226) Subject matter wherein material is conveyed or guided from a first-acting roller couple to a second-acting roller couple.

(1) Note. For a definition of the word "material", see (3) Note under the definition of subclass 226.

SEE OR SEARCH THIS CLASS, SUBCLASS:

222, for disclosure of structure wherein work is moved side wise of its original direction between passes.

250+, for disclosure of material-handling to or from a tool.