ULTRASOUND CONVERTER OF LINEAR MOVEMENTS Russian patent published in 1994 - IPC

FIELD: measuring devices. SUBSTANCE: device has U-shaped magnetostrictive sound duct 1, which has loose ends and is attached to movable base 2, coupled read and write units 3, 4, magnetostrictive delay line 5, write pulse shaper 10, read discriminating amplifier 11, read discriminating shaping amplifier 12, modulator 13, input buses 14, 15 and output bus 16. EFFECT: increased precision and sensitivity due to decreased influence of disturbing environment and U-shaped sound duct which branches has read and write units. 3 cl, 7 dwg