FORCE MEASUREMENT DEVICE Russian patent published in 1997 - IPC

Abstract RU 2082121 C1

FIELD: measurement technology. SUBSTANCE: device has two oscillators, two acoustically coupled piezoids interconnected through coupling element, arranged in parallel to each other, and provided with four plates. Device also has signal comparison unit whose input is connected to external plates of piezoid and output to second oscillator, phase detector whose input is connected to external plates of piezoid and output, to measuring instrument. Oscillators are connected to additional plates of piezoid. EFFECT: improved measurement accuracy. 1 dwg

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RU 2 082 121 C1

Authors

Gos'Kov P.I.

Nazarenko V.L.

Sedalishchev V.N.

Dates

1997-06-20—Published

1994-05-20—Filed