US PATENT SUBCLASS 366 / 178.1
.~.~ Concentric

Current as of: June, 1999
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366 /   HD   AGITATING

150.1  DF  HAVING SPECIFIED FEED MEANS {16}
177.1  DF  .~ Plural related feeders having separate outlets to mixing chamber {9}
178.1.~.~ Concentric {2}
178.2  DF  .~.~.~> Feed means has plural identical outlets
178.3  DF  .~.~.~> Inner feeder passes through wall of outer feeder and extends along common axis at the wall

DEFINITION

Classification: 366/178.1

Concentric:

(under subclass 177.1) Subject matter wherein at least two elongated feed means have a common axis and are arranged one inside the other.