Measuring and testing – Volume or rate of flow – By measuring electrical or magnetic properties
Patent
1979-10-09
1981-04-21
Ruehl, Charles A.
Measuring and testing
Volume or rate of flow
By measuring electrical or magnetic properties
G01F 158
Patent
active
042625424
ABSTRACT:
A family of magnetic flowmeters of different sizes ranging from at least as small as two inches in diameter to at least as large as twenty inches in diameter share a common low power coil driving circuit and a common signal processing circuit. The meters have coils which share proportional geometry and which have no magnetic core.
REFERENCES:
patent: 3309924 (1967-03-01), Kolin et al.
patent: 3373608 (1968-03-01), Ketelsen
Freund, Jr. William R.
Grebe, Jr. John C.
Emerson Electric Co.
Ruehl Charles A.
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