US PATENT SUBCLASS 366 / 327.3
.~.~.~.~ Elements of opposite pitch

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}
325.1  DF  .~.~ Relatively fixed plural elements {14}
327.1  DF  .~.~.~ Of different pitch {2}
327.3.~.~.~.~ Elements of opposite pitch

DEFINITION

Classification: 366/327.3

Elements of opposite pitch:

(under subclass 327.1) Subject matter wherein an element is angled to move material in one direction and another element is angled to move material in the opposing direction.

SEE OR SEARCH THIS CLASS, SUBCLASS:

321, for a screw-type stirrer having sections of opposite pitch.

327.4, for a rotatable stirrer including agitating elements having sections of opposite pitch on the same element.