US PATENT SUBCLASS 366 / 310
.~.~.~ Helical type

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  DF  .~.~ Including scraper, wiper, or brush {3}
310.~.~.~ Helical type

DEFINITION

Classification: 366/310

Helical type:

(under subclass 309) Subject matter wherein the edge has a spiral configuration extending axially about the axis of rotation of the stirrer.

SEE OR SEARCH THIS CLASS, SUBCLASS:

227, for helical-type deflector in a rotatable mixing chamber.

320, for a helical ribbon stirrer in a stationary mixing chamber.

338, for a deflector having curved surfaces and located in stationary flow-through mixing chamber.

339, for such a deflector in the form of a helical ribbon.