| 摘要 |
instrumentation, vibration measurement. SUBSTANCE: vibration receiver has case housing cylindrical piezoelement mounted for interaction with adjusting weight coupled to upper part of case. Case comes in the form of frame, piezoelement is equipped with vibration conducting needle which free end can touch surface of tested object. Adjusting weight is hinged to slider traveling along upper rod of frame. Adjusting weight is linked with use of adjusting screw to counterweight screwed on this screw. EFFECT: simplified accuracy of test, simplified design of vibration receiver. 1 cl, 2 dwg
|
