US PATENT SUBCLASS 72 / 231
.~.~.~ Changing orientation or direction of work


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  DF  .~.~ With material-handling between successive couples {4}
231.~.~.~ Changing orientation or direction of work


DEFINITION

Classification: 72/231

Changing orientation or direction of work:

(under subclass 227) Subject matter wherein the part of the

material which is first presented to the second-acting couple differs from that which was first presented to the first-acting couple, or the same portion is presented in a different manner (e.g., inverted), or any part of the path of the material between the roller couples is altered.

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