Device for fatigue testing a specimen

摘要

Apparatus for fatigue or mechanical friction damping measurement testing a specimen the apparatus comprising a body having opposing arms (2a,2b) defining between them a space (4) for receiving the specimen (6), one of the opposing arms having a fixture for securing the specimen, another of the opposing arms having a further fixture (12) for securing the specimen, the fixture and the further fixture being adjustable to increase or decrease the relative distance therebetween, wherein the body comprises an assigned vibration location (15) to which excitation signals are applied during testing.