US PATENT SUBCLASS 366 / 309
.~.~ Including scraper, wiper, or brush

Current as of: June, 1999
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366 /   HD   AGITATING

241  DF  STIRRER WITHIN STATIONARY MIXING CHAMBER {10}
279  DF  .~ Rotatable stirrer {15}
309.~.~ Including scraper, wiper, or brush {3}
310  DF  .~.~.~> Helical type
311  DF  .~.~.~> Pivotally mounted on noncoincident axis
312  DF  .~.~.~> Plural distinct scraping edges or wiping surfaces {1}

DEFINITION

Classification: 366/309

Including scraper, wiper, or brush:

(under subclass 279) Subject matter including an element having an edge of a flaccid surface or a plurality of bristles movable in contact with or in close proximity to a wall of the chamber for removing material from the wall surface.

SEE OR SEARCH THIS CLASS, SUBCLASS:

67, for similar apparatus disclosed for use as a mortar mixer.

302+, for a rotatable stirrer and a cooperative stationary scraper, wiper, or brush for removing material from the stirrer.