US PATENT SUBCLASS 144 / 339
.~.~.~ By shearing


Current as of: June, 1999
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144 /   HD   WOODWORKING

329  DF  PROCESS {8}
335  DF  .~ Timber harvesting or processing {3}
336  DF  .~.~ Tree felling {3}
339.~.~.~ By shearing


DEFINITION

Classification: 144/339

By shearing:

(under subclass 336) Process wherein the tree is brought down by a cutting apparatus having opposed cutting edges, or a cutting edge and opposing work engager, which approach the trunk from opposite directions.

SEE OR SEARCH CLASS

30, Cutlery, particularly

165+, for a randomly manipulated cutting device, generally.

83, Cutting,

13+, for a process of shearing, generally, including cutting a tree trunk from a stump, without additional limitations to felling.