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 ...

Spring technology for damping is relatively old. Stagecoaches had leaf springs, early trains had large, crude, coil-spring buffers (to absorb shocks when cars bumped together) and early automobiles ...

Many small mechanisms contain a spring or two. Ballpoint pens, for example, use coil springs while battery holders rely on beam springs for contacts. When the need for a spring arise, users can pick a ...

Helical coil springs are a mainstay in today’s automotive suspensions, with a basic design essentially unchanged since their advent. MW Industries (Rosemont, IL, US) is the largest US spring ...

Sogefi says that its patented coil spring technology has been jointly developed together with Audi for market introduction before the end of the year. Audi will be the world’s first car manufacturer ...