US PATENT SUBCLASS 37 / 324
.~.~ Including driven digger adjacent suction inlet (e.g., cutterhead dredger)


Current as of: June, 1999
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37 /   HD   EXCAVATING

307  DF  BENEATH A BODY OF WATER (E.G., DREDGER) {11}
317  DF  .~ Suction {8}
324.~.~ Including driven digger adjacent suction inlet (e.g., cutterhead dredger) {3}
325  DF  .~.~.~> With specific bearing, or means to lubricate or seal
326  DF  .~.~.~> Rotary {4}
332  DF  .~.~.~> Endless


DEFINITION

Classification: 37/324

Including driven digger adjacent suction inlet (e.g., cutterhead dredger):

(under subclass 317) Apparatus including cutting or breaking means operatively connected adjacent the suction pipe or conduit for excavating material which is to be drawn into the suction pipe or conduit. [figure] [caption]A - Hull; B - Suction pipe; C - Cutter; D - Dredged surface; E. - Ladder; F - Cutter motor; G - Cutter shaft;

SEE OR SEARCH THIS CLASS, SUBCLASS:

319, for material size reducer (e.g., crusher).

SEE OR SEARCH CLASS

299, Mining or In Situ Disintegration of Hard Material,

7+, for excavating under water combined with separating materials under water.