Take a steel rod, wrap it into a spiral shape, throw some engineered heat-treating in the mix, and you've got yourself a coil spring. That spring can be used as part of your suspension to support the ...

Coil-sprung suspension is a low-stiction, low-maintenance approach to suspending your mountain bike, with less heat build-up than air suspension. However, unlike air suspension (where you just ...

If drum brakes and flat-tappet camshafts are old-school technology, then springs are quite literally ancient. In some respects the wooden bows and catapults used by medieval knights to bludgeon their ...