Measuring and testing – Volume or rate of flow – By measuring vibrations or acoustic energy
Patent
1988-09-07
1989-11-07
Goldstein, Herbert
Measuring and testing
Volume or rate of flow
By measuring vibrations or acoustic energy
731182, G01F 132
Patent
active
048783862
ABSTRACT:
In a flow rate measuring apparatus having a Karman vortex sensor for generating a signal in response to a flow rate of a fluid, the flow rate of the fluid is calculated in accordance with the period of the signal of the Karman vortex sensor, and is also corrected in accordance with this period.
REFERENCES:
patent: 4457166 (1984-07-01), Kobayashi
patent: 4589279 (1986-05-01), Mitsuyasu
Isobe Toshiaki
Oba Hidehiro
Goldstein Herbert
Toyota Jidosha & Kabushiki Kaisha
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