US PATENT SUBCLASS 366 / 176.2
.~.~ Variable restriction (may be manual or pressure responsive)

Current as of: June, 1999
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366 /   HD   AGITATING

150.1  DF  HAVING SPECIFIED FEED MEANS {16}
176.1  DF  .~ Pump forces material through restriction (e.g., static emulsifier) {2}
176.2.~.~ Variable restriction (may be manual or pressure responsive)

DEFINITION

Classification: 366/176.2

Variable restriction (may be manual or pressure responsive):

(under subclass 176.1) Subject matter wherein the size of the restriction can be readily adjusted.

(1) Note. The size of the narrow restriction may be changed by either a mechanical means or by fluid pressure acting on the walls of the restriction.

SEE OR SEARCH THIS CLASS, SUBCLASS:

182.1+, for means for controlling the flow in a feed means.