FIELD: physics.
SUBSTANCE: proposed transducer comprises case, sensitive element excitation circuit and data signal processing circuit. Sensitive element is arranged on flexible suspensions and is made up of triangular-section metal bar with piezoelectric plates fitted on bar end faces. Flexible suspensions are made up of two rings. Three spring elements are arranged inside said rings, there are cutouts on bar ribs to fix said spring elements therein. Sensitive element with flexible suspension is placed in capsule consisting of sleeve and two support assemblies with protective elements to protect against lengthwise and transverse shocks. Said protective elements comprises two thrusts arranged on the bar lengthwise axis and six thrusts arranged perpendicular to bar lateral faces in symmetry about it crosswise axis to adjust the clearance relative to bar faces. Note here that sad thrusts are made from soft metal, e.g. lead.
EFFECT: higher sock resistance.
3 dwg
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Authors
Dates
2011-02-20—Published
2009-04-16—Filed