A simple machine is a mechanical device that changes the direction or magnitude of a force. In general, they can be defined as the simplest mechanisms that use mechanical advantage (also called ...

Bill Tigner, president of U.S. Shredder & Castings Group, based in Trussville, Ala., says if a yard is loading containers with equipment that produces less than desired tonnage or takes more than 30 ...

This file type includes high resolution graphics and schematics when applicable. Often, technical analysis forces engineers to find missing pieces of information before they can proceed with design ...