US PATENT SUBCLASS 408 / 222
.~.~ Extending outwardly from tool-axis

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


408 /   HD   CUTTING BY USE OF ROTATING AXIALLY MOVING TOOL

199  DF  TOOL OR TOOL WITH SUPPORT {12}
215  DF  .~ With pitch-stabilizing ridge {4}
222.~.~ Extending outwardly from tool-axis

DEFINITION

Classification: 408/222

(under subclass 215) Device wherein the crests are formed in the radially outer surface of the tool body portions and are outwardly directed, extending along a spiral deflected along the tool-axis.

(1) Note. The device of this subclass is commonly called a threading tap.