US PATENT SUBCLASS 83 / 877
.~.~.~ Forming common groove

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

Internet Version by PATENTEC © 1999      Terms of Use


83 /   HD   CUTTING

861  DF  OTHER THAN COMPLETELY THROUGH WORK THICKNESS OR THROUGH WORK PRESENTED {6}
875  DF  .~ Grooving {1}
876  DF  .~.~ By use of plural independent rotary blades {2}
877.~.~.~ Forming common groove

DEFINITION

Classification: 83/877

Forming common groove:

(under subclass 876) Method or apparatus wherein the first cutting tool serves to form a portion of the groove, the second cutting tool serves to form a portion of the same groove, either simultaneously or sequentially.