Measuring and testing – Volume or rate of flow
Reexamination Certificate
2007-11-20
2007-11-20
Thompson, Jewel (Department: 2855)
Measuring and testing
Volume or rate of flow
Reexamination Certificate
active
10614759
ABSTRACT:
A flowmeter suitable for replacement of differential pressure flowmeters comprising: a primary flow sensor, sensor electronics for proving a measurement signal; a signal processing unit for determining the flow, which can be set to produce a signal proportional to the flowrate or the square of the flowrate; and an output signal generator for generating an output signal proportional to the signal of the signal processing unit.
REFERENCES:
patent: 4663977 (1987-05-01), Vander Heyden
patent: 5578763 (1996-11-01), Spencer et al.
patent: 5831175 (1998-11-01), Fletcher-Haynes
Schaffer Joseph W.
Sylvia Dean
Bacon & Thomas PLLC
Endress & Hauser Flowtec AG
Thompson Jewel
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