US PATENT SUBCLASS 171 / 114
.~ With impeller or clod breaker for excavator or separator

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

111  DF  EARTH REMOVAL AND SEPARATION {8}
114.~ With impeller or clod breaker for excavator or separator {4}
115  DF  .~.~> Transversely moving rotary member
116  DF  .~.~> Rotary
117  DF  .~.~> Endless belt type impeller or breaker {3}
121  DF  .~.~> Impeller or breaker driven through cyclic path

DEFINITION

Classification: 171/114

(under subclass 111) Apparatus including a means which (1) impacts unearthed material to hurl it through a desired trajectory, (2) cooperates with an excavating or disassociating surface to assist in moving unearthed material along or from said surface, or (3) disintegrates unearthed material moving along or carried by a surface of the excavator or separator by comminuting said material between said surface and said means.

(1) Note. The supporting surface may be a digging surface or a separating surface and the motion imparted to the excavated material may be for the purpose of (1) merely moving the

material through the apparatus, (2) assisting the flow of part of the material through a separator surface, or (3) comminution of conglomerated portions of the material.

SEE OR SEARCH THIS CLASS, SUBCLASS:

86+, for moving separating diggers disposed adjacent a plow or earth guide in position to receive a slice of earth in its original condition as it was in situ and to comb through said slice to remove desired objects buried therein.

101, for fixed separating diggers provided with moving impellers or clod breakers.