TWO-DIMENSIONAL LOW-FREQUENCY STAND FOR RESEARCH AND CALIBRATION OF SEISMIC SENSORS Russian patent published in 2023 - IPC G01V13/00 G01M7/02 

FIELD: control and measurement technology.

SUBSTANCE: invention can be used for calibrating seismic sensors. The device includes a movable table, dovetail guides, spring return mechanisms for the movable table for the X and Y directions, consisting of an electric motor, a worm gearbox and an output shaft, a ball bearing mounted offset from the axis of rotation of the output shaft.

EFFECT: claimed device allows testing and calibrating seismic sensors with a constant vibration amplitude in a different frequency range.

1 cl, 1 dwg