NASA's Constellation programme leadership has selected actively 'tuned' mass dampers to solve the Ares I crew launch vehicle's (CLV) first-stage oscillation problem. The damper mass is a spring or ...

The topic was vibration—the unseen forces going to town inside any engine spinning deep into the rpm stratosphere, and the devices designed to keep those forces in check. First, it’s a damper ...

But before we take a peek inside the automotive damper, and in particular examine the pros and cons of mono-tube and twin-tube shock absorber design, let’s quickly review what exactly a shock’s job is ...