US PATENT SUBCLASS 37 / 438
.~.~.~.~ Actuated by fluid means

Current as of: June, 1999
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37 /   HD   EXCAVATING

411  DF  SCOOP OR EXCAVATING AND TRANSPORTING CONTAINER {7}
435  DF  .~ Mounted rearwardly of vehicle {3}
436  DF  .~.~ Bowl operatively connected to wheel axle {3}
437  DF  .~.~.~ Including rear unloading {1}
438.~.~.~.~ Actuated by fluid means

DEFINITION

Classification: 37/438

Actuated by fluid means:

(under subclass 437) Apparatus wherein the movement of the unloading mechanism is controlled by hydraulic or pneumatic means.