Spring are mechanical devices that store and apply kinetic energy. They’ve been around a long time and continue to play essential roles in a wide range of machines, vehicles, and engineering tools.

Leaf springs are one of the oldest forms of suspension. For hundreds of years, leaf springs have been used on automobiles, carriages, trailers, and so much more—and they’re still in use today. On the ...

• Stock springs are generally intended for prototyping, and their use in production can compromise designs. • Experts recommend discussing specific design requirements with a spring manufacturer. The ...