US PATENT SUBCLASS 73 / 861.34
.~.~ Precess type

Current as of: June, 1999
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73 /   HD   MEASURING AND TESTING

861  DF  VOLUME OR RATE OF FLOW {23}
861.32  DF  .~ By measuring swirl rate imparted by static means {2}
861.34.~.~ Precess type

DEFINITION

Classification: 73/861.34

Precess type:

(under subclass 861.32) Subject matter wherein the swirling motion of the fluid is transformed into precessional movement and the precessional movement is detected.

(1) Note. Usually, an expansion or constriction of the flow path is employed to transform the swirling motion to precessional movement.

SEE OR SEARCH THIS CLASS, SUBCLASS:

861.22, for detection of Karman vortices.