US PATENT SUBCLASS 72 / 220
.~.~ Along a straight path relative to stationary cooperating 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}
220.~.~ Along a straight path relative to stationary cooperating tool

DEFINITION

Classification: 72/220

Along a straight path relative to stationary-cooperating tool:

(under subclass 214) Subject matter wherein the work is deformed by two coacting tools, one of which tools is immobile and serves as a support or back-up for the immobile part of the work, and the other of which tools moves in a rectilinear course during deformation.