US PATENT SUBCLASS 175 / 229
.~ Rotation of bit actuates lubricant feed means

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

Internet Version by PATENTEC © 1999      Terms of Use


175 /   HD   BORING OR PENETRATING THE EARTH

227  DF  WITH STORAGE MEANS FOR BIT LUBRICANT CARRIED BY BIT OR SHAFT {2}
229.~ Rotation of bit actuates lubricant feed means

DEFINITION

Classification: 175/229

(under subclass 227) Apparatus in which the friction reducing fluid is supplied or fed to the cutter or portion thereof by means actuated by the rotation of the tool or the cutter.