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2 101 683

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IPC

(21) (22)

Application

96103928/28, 1996-02-29

(22)

Actual filing date

1996-02-29

(45)

Published

1998-01-10

(72)

Inventor

Avdeev Ju.V.Enin V.I.Kononov A.A.Nikulin P.I.Tepljakov I.M.

(73)

Holder

Voronezhskaja Gosudarstvennaja Arkhitekturno-Stroitel'Naja Akademija

HIGH-FREQUENCY LEVEL INDICATOR Russian patent published in 1998 - IPC

Abstract RU 2101683 C1

FIELD: contactless measurement of level of various physical media. SUBSTANCE: high-frequency level indicator has self-excited oscillator of harmonic oscillations with parallel inductive-capacitive circuit connected to sensitive element that is manufactured in the form of transmitting antenna and receiver composed of receiving antenna, quartz heterodyne and mixer, low-frequency amplifier and frequency meter connected in series. Receiving antenna is connected to input of mixer and output of quartz heterodyne is connected to its second input.. EFFECT: increased functional reliability and efficiency of level indicator. 1 dwg

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RU 2 101 683 C1

Authors

Avdeev Ju.V.

Enin V.I.

Kononov A.A.

Nikulin P.I.

Tepljakov I.M.

Dates

1998-01-10—Published

1996-02-29—Filed

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