US PATENT SUBCLASS 366 / 328.2
.~.~.~ Apertured element

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}
328.2.~.~.~ Apertured element {1}
328.3  DF  .~.~.~.~> Noncircular aperture {1}

DEFINITION

Classification: 366/328.2

Apertured element:

(under subclass 325.1) Subject matter wherein an element has an opening therethrough.

SEE OR SEARCH THIS CLASS, SUBCLASS:

90, for a rubber or heavy plastic working screw stirrer having apertures.

316, for a disk-type stirrer having apertures.

324, for a screw-type stirrer having apertures.

325.93, for a stirrer having an apertured rectangular element having a planar working surface.

325.9, for a stirrer having an apertured blade that is parallel to the shaft axis. 325.91, for a stirrer having an apertured blade that is not parallel to the shaft axis.