September 01, 2012 / By

Torsional or Angular Vibration

Torsional vibration is the angular oscillation of a rotating object such as a drive shaft, caused by fluctuating torsional levels. It is a common occurrence in power transmission systems such as engines and automotive drivetrains. Torque transmission is rarely “smooth” since the torque in the system…

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March 30, 2011 / By

Hand-Arm Vibration and Power Tools

Power tools have been known to induce the risk of vibration-related diseases. An acute disease that is caused by regular exposure to hand-arm vibration (HAV) is known as white finger or Raynaud’s disease. There are also other vibration-related diseases such as: permanent and painful numbness…

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