US PATENT SUBCLASS 72 / 219
.~.~.~.~.~ Including adjustable tool

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}
214  DF  .~ Comprising tool movable relative to stationary work-portion during deformation {2}
215  DF  .~.~ Along a curved path {1}
216  DF  .~.~.~ About a fixed pivot {1}
217  DF  .~.~.~.~ Work between movable tool and pivot (e.g., sweep-arm bender) {2}
219.~.~.~.~.~ Including adjustable tool

DEFINITION

Classification: 72/219

Including adjustable tool:

(under subclass 217) Subject matter wherein the distance from either the tool or the work to the center of curvature (i.e., center of the arc that the tool follows) may be modified.