I noted in a 2005 column (see "Current compression test methods" under “Editor's Pick,” at top right) that there are three basic methods of loading a composite material test specimen in compression: ...

First, we have to answer the question, ‘What is a compression spring?’ Understanding what this invaluable component is, how it works, and what it’s used for will help you decide if you need ...

Years ago, it was common for shops to have a central power source that drove all the tools through a system of belts, wheels and driveshafts. The power was routed around the work space by mechanical ...