US PATENT SUBCLASS 37 / 425
.~.~.~ 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}
412  DF  .~ Supported on vehicle between longitudinally spaced ground supports {9}
424  DF  .~.~ With coaction between apron or elevator and bowl {1}
425.~.~.~ Actuated by fluid means

DEFINITION

Classification: 37/425

Actuated by fluid means:

(under subclass 424) Apparatus wherein the relative action between the apron or elevator and bowl is controlled by hydraulic or pneumatic means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

428, for a fluid-actuated bowl manipulation.

430, for a fluid-actuated apron manipulation.