US PATENT SUBCLASS 172 / 60
.~.~.~ Transverse axes

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

Internet Version by PATENTEC © 1999      Terms of Use


172 /   HD   EARTH WORKING

35  DF  WITH DRIVE MEANS FOR TOOL OR CLEANER {37}
48  DF  .~ Plural driven tools {6}
57  DF  .~.~ Laterally spaced tools {3}
60.~.~.~ Transverse axes

DEFINITION

Classification: 172/60

(under subclass 57) Apparatus in which the axes of cyclic movement of the spaced earth working elements are coaxial or parallel to each other and are diposed perpendicular to the direction of draft.