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(19)

(11)

1 840 362

(13)

(51)

IPC

G01L7/18(2006-01-01)

(21) (22)

Application

2245639/28, 1978-10-30

(22)

Actual filing date

1978-10-30

(45)

Published

2006-09-20

(72)

Inventor

Mikheev Valentin GeorgievichPribylovskij Anatolij SergeevichShcherbakov Ehduard Viktorovich

LIQUID-FILLED PRESSURE GAUGE Russian patent published in 2006 - IPC G01L7/18

Abstract SU 1840362 A1

FIELD: measuring engineering.

SUBSTANCE: pressure gauge comprises U-shaped tube filled with a liquid and reading device made of a laser interferometer. The photodetector of the interferometer is mounted at the extension of the axis of one of the branches of the U-shaped tube. The face of the branch is tightly closed with a flat optically transparent lid.

EFFECT: enhanced accuracy of measurements.

1 dwg

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SU 1 840 362 A1

Authors

Mikheev Valentin Georgievich

Pribylovskij Anatolij Sergeevich

Shcherbakov Ehduard Viktorovich

Dates

2006-09-20—Published

1978-10-30—Filed