US PATENT SUBCLASS 366 / 82
.~.~.~ Ring or disk

Current as of: June, 1999
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366 /   HD   AGITATING

69  DF  RUBBER OR HEAVY PLASTIC WORKING {14}
79  DF  .~ Stirrer is through-pass screw conveyor {7}
81  DF  .~.~ With additional stirrer element on screw conveyor {1}
82.~.~.~ Ring or disk

DEFINITION

Classification: 366/82

Ring or disk:

(under subclass 81) Subject matter wherein the additional stirrer element comprises an annulus integral with or affixed to the shaft of said conveyor.

(1) Note. The ring or disk may be apertured, grooved, or may have other outer surface configuration.