The process of vortex ring generation and propagation has received substantial treatment in the literature. A common ring generation geometry consists of a piston moving through tube that exits into a ...

Basic mathematics for the car enthusiast: that's this month's shop series as we get into readin', writin' and arodthmetic Like a 9/16-inch box-end wrench or a piston ring compressor, basic mathematics ...

Friction slows equipment, wears components, and renders motion profiles unpredictable. One remedy for linear-motion friction is to use air bearings to carry normally contacting components while ...

Hydraulics is great for lifting heavy loads and applying large amounts of force, but the same power that is required to exert a large amount of lifting or compression force can also do damage or ...