Measuring and testing – Volume or rate of flow – Expansible chamber
Patent
1980-11-24
1982-11-16
Ruehl, Charles A.
Measuring and testing
Volume or rate of flow
Expansible chamber
7386121, G01F 320
Patent
active
043589545
ABSTRACT:
A traveling wave flow meter having a generally wave shaped member which is fabricated from a flexible material and which is disposed within a channel for conducting fluid. The flexible member undulates in response to a flow of fluid through the channel, and the frequency of the undulating flexible member is a function of the volumetric flow rate of the fluid.
REFERENCES:
patent: 398013 (1889-02-01), Welker
patent: 3015953 (1962-01-01), Peltola
patent: 4141246 (1979-02-01), Randolph
Ruehl Charles A.
Sperry Corporation
Terry Howard P.
LandOfFree
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