US PATENT SUBCLASS 111 / 181
.~.~.~.~.~ Excess material remover

Current as of: June, 1999
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111 /   HD   PLANTING

14  DF  DRILLING {12}
170  DF  .~ Having depositor feature {5}
177  DF  .~.~ Rotating dispensing element {2}
178  DF  .~.~.~ Roll or drum {1}
179  DF  .~.~.~.~ Air pressure differential drum {3}
181.~.~.~.~.~ Excess material remover

DEFINITION

Classification: 111/181

Excess material remover:

(under subclass 179) Apparatus which further includes means such as a brush, air nozzle, scraper, or the like to remove extra material which may adhere to the surface of the drum before that extra material is released into the furrow.