US PATENT SUBCLASS 73 / 861.24
.~.~.~.~ Movable sensor responsive to vortices

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

861  DF  VOLUME OR RATE OF FLOW {23}
861.18  DF  .~ By measuring vibrations or acoustic energy {5}
861.21  DF  .~.~ Caused by fluid interaction with obstacle {1}
861.22  DF  .~.~.~ Vortex shedders {2}
861.24.~.~.~.~ Movable sensor responsive to vortices

DEFINITION

Classification: 73/861.24

Movable sensor responsive to vortices:

(under subclass 861.22) Subject matter wherein the vortices cause an element to vibrate proportional to the vortex frequency.

(1) Note. The element may be the vortex generator itself, a segment thereof, or separate element.