Ball-circulation type liquid flow rate sensor

Details Ball-circulation type liquid flow rate sensor Ball-circulation type liquid flow rate sensor

1981-09-24

1983-07-19

Goldstein, Herbert

Measuring and testing

Volume or rate of flow

By measuring transit time of tracer or tag

G01F 170

Patent

active

043937209

ABSTRACT:
A flow rate sensor having an annular passage for enabling a flow of liquid therethrough and a movable member disposed in the annular passage. An intake passage is provided for supplying liquid to the annular passage and an outlet passage, disposed concentrically to the intake passage, enables the liquid to flow out of the annular passage about an outer periphery of the intake passage.

REFERENCES:
patent: 4118980 (1978-10-01), Debeaux
patent: 4157660 (1979-06-01), Spacen
patent: 4263812 (1981-04-01), Zeigner

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