US PATENT SUBCLASS 241 / 101.761
.~.~.~.~.~.~ Tub grinder

Current as of: June, 1999
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241 /   HD   SOLID MATERIAL COMMINUTION OR DISINTEGRATION

*  DD  APPARATUS {41}
101.01  DF  .~ Combined or convertible {2}
101.2  DF  .~.~ Combined with non-comminuting means {5}
101.71  DF  .~.~.~ With support vehicle {4}
101.75  DF  .~.~.~.~ Detachable from propelling vehicle {2}
101.76  DF  .~.~.~.~.~ From rear {2}
101.761.~.~.~.~.~.~ Tub grinder

DEFINITION

Classification: 241/101.761

Tub grinder:

(under subclass 101.76) Apparatus including a hopper structure, for containing material to be comminuted, comprised of a bottom portion having an opening allowing passage of the material to the comminuting means and a cylindrical wall portion extending upwardly from the bottom that turns about its axis causing the material to move to the opening in the bottom portion.