US PATENT SUBCLASS 172 / 226
.~.~.~ Gearing

Current as of: June, 1999
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172 /   HD   EARTH WORKING

204  DF  ALTERNATING FOR RIGHT OR LEFT HAND OPERATION (OTHER THAN SCRAPER) {10}
224  DF  .~ Axially rotatable implement {1}
225  DF  .~.~ With actuator {1}
226.~.~.~ Gearing {1}
227  DF  .~.~.~.~> Chain or cable

DEFINITION

Classification: 172/226

(under subclass 225) Apparatus in which the actuator comprises gearing.

(1) Note. For the definition of gearing, see Class 74, Machine Element or Mechanism, subclass 640.