US PATENT SUBCLASS 406 / 66
.~.~.~.~.~ Rotatable about vertical axis

Current as of: June, 1999
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406 /   HD   CONVEYORS: FLUID CURRENT

51  DF  WITH DIVERSE POWER-DRIVEN CONVEYOR {4}
52  DF  .~ Rotary {5}
62  DF  .~.~ Successively registering pockets {1}
63  DF  .~.~.~ Input to fluid conveyor {3}
65  DF  .~.~.~.~ Having radial blades {2}
66.~.~.~.~.~ Rotatable about vertical axis

DEFINITION

Classification: 406/66

Rotatable about vertical axis:

(under subclass 65) Subject matter wherein the central axis is substantially perpendicular to the earth's surface.