US PATENT SUBCLASS 171 / 60
.~.~ One a belt or belt carrier member


Current as of: June, 1999
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171 /   HD   UNEARTHING PLANTS OR BURIED OBJECTS

50  DF  EXTRACTOR {5}
55  DF  .~ Opposed plant engagers {5}
60.~.~ One a belt or belt carrier member {1}
61  DF  .~.~.~> Opposed belts or belt carried members


DEFINITION

Classification: 171/60

(under subclass 55) Apparatus in which the extractor includes spaced members between which an object being unearthed is grasped, at least one of said members being in the form of a moving endless element such as a belt, chain, strand or the like (1) adapted to engage said object directly or (2) provided with object- engaging devices supported on said endless element to engage said object and hold it against the other of said members.

SEE OR SEARCH THIS CLASS, SUBCLASS:

53+, and 56, for endless carriers for extractor elements of the type there provided.

118, for opposed endless surfaces, one of which is a separator.