US PATENT SUBCLASS 222 / 625
.~.~.~.~.~ Sliding gate or shutter

Current as of: June, 1999
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222 /   HD   DISPENSING

173  DF  WITH CASING OR SUPPORT {11}
608  DF  .~ Ambulant {6}
613  DF  .~.~ Dispensing means driven or controlled by surface contact {9}
623  DF  .~.~.~ Ground wheel driven rotary discharge assistant or rotary agitator {1}
624  DF  .~.~.~.~ With adjustable discharge controller {1}
625.~.~.~.~.~ Sliding gate or shutter

DEFINITION

Classification: 222/625

Sliding gate or shutter:

(under subclass 624) Device wherein the adjustable flow controller comprises a plate-like member which is adapted to be shifted in a direction generally perpendicular to its thickness to vary the quantity of material being discharged.