But if you’re designing a linear-motion system, you’ll have to consider structural support, guides, drives, seals, lubrication, and accessories between points A and B.

The Compact Rail from Rollon Corp. is an example of linear motion bearing. It has steel linear rails with induction-hardened raceways and use hardened steel precision radial ball bearing sliders.

The efficiency is determined by pumping losses. The closer the outer surface of the inner scroll comes to the inside surface of the outer scroll, the less leakage there will be. This phenomenon is ...

A cam is a simple mechanism that converts rotary motion into linear, reciprocating motion.