US PATENT SUBCLASS 72 / 421
.~.~ With means to interrelate movement of tool and of work

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

419  DF  WITH MEANS TO HANDLE WORK OR PRODUCT {6}
420  DF  .~ Including means to permit maneuvering of work or product at tool zone {1}
421.~.~ With means to interrelate movement of tool and of work

DEFINITION

Classification: 72/421

With means to interrelate movement of tool and of work:

(under subclass 420) Apparatus wherein the tool is moved during deformation, which apparatus is provided with means ensuring that tool movements and work movements are synchronized or interdependent.

(1) Note. In the disclosures of this subclass, a work-moving mechanism is driven by that power source which drives the tool-moving mechanism.