Flowmeter

Details Flowmeter Flowmeter

1978-12-29

1980-06-10

Goldstein, Herbert

Measuring and testing

Volume or rate of flow

System

G01F 132

Patent

active

042066425

ABSTRACT:
A fluid flow sensor of the vortex shedding type. Pressure differentials caused by shed vortices operate a piston system to vary the coupling between a pair of optical fibers thereby modulating light signals passing along the fibers.

REFERENCES:
patent: 3564915 (1971-02-01), Tomota et al.
patent: 3796096 (1974-03-01), Sielaff et al.
patent: 3961185 (1976-06-01), Bromenshire et al.

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