Linear actuators are a great help when you’re moving something along a single axis, but with so many options, how do you decide? [Jeremy Fielding] walks us through some of the high level tradeoffs of ...

This article is part of a series of articles based on common questions in robotics. The previous article dealt with the question: What is a robot? Robots are machines designed to perform tasks – ...

Compressive forces (labeled F and F/2) keep the three inner rings in contact with the driveshaft. The ability to produce smooth, precise, and accurate linear motion is key to many manufacturing and ...