Flow measuring apparatus with analog, essentially linear output

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United States of America Patent

PATENT NO 4714890
SERIAL NO

06658587

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Abstract

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Flow measuring apparatus comprising a probe (1) coupled via a coaxial cable (2) to control circuitry with a current to voltage convertor (10), absolute value circuit (12), auto zero switch and integration (11, 27) and voltage to current circuit (18) yielding an analog output, corresponding to flow at the probe.

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Patent Owner(s)

  • OXFORD INSTRUMENTS AMERICA, INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dechene, Ronald L Boxford, MA 20 404
Newton, Robert E Tewksbury, MA 11 198

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