US PATENT SUBCLASS 37 / 414
.~.~ Condition responsive or programmable means controls the excavating operation

Current as of: June, 1999
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37 /   HD   EXCAVATING

411  DF  SCOOP OR EXCAVATING AND TRANSPORTING CONTAINER {7}
412  DF  .~ Supported on vehicle between longitudinally spaced ground supports {9}
414.~.~ Condition responsive or programmable means controls the excavating operation {2}
415  DF  .~.~.~> Control of attitude or depth of cut
416  DF  .~.~.~> Control of scoop component (e.g., elevator, apron, or ejector)

DEFINITION

Classification: 37/414

Condition responsive or programmable means controls the excavating operation:

(under subclass 412) Apparatus having means to activate digging means into digging condition by the control of a pre-established sequencing means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

348, for a condition responsive ditcher.

382, for a condition responsive road grader.

SEE OR SEARCH CLASS

172, Earth Working,

2+, for an earth working device having automatic control. 701, Data Processing: Vehicles, Navigation, and Relative Location,

50, for vehicleguidance, operation, or indication of a construction or agricultural vehicle.