VIBROTESTING GEAR Russian patent published in 1997 - IPC

FIELD: instrumentation. SUBSTANCE: invention can be used in equipment of nondestructive inspection of articles in process of their use. Proposed vibrating gear includes converter, integrator, average-weighing detector, information and digital indication unit which displays information in linear scale, analog-to-digital converter and unit of wide-band filters with frequency ranges growing monotonously. Operational modes and ranges are chosen with the aid of proper switches and ranges of four filters are within limits: 0.2-30.0 Hz; 30.0-100.0 Hz; 100.0-1000.0 Hz; 1000.0-10000.0 Hz. EFFECT: increased precision and informativity of testing. 2 cl, 2 dwg