The design was patented in 1950 by Automatic In the August issue of Motion System Design, we presented the mystery of the centrifugal mercury clutch.

Watch This Go-Kart Clutch Melt and Fail Spectacularly in Slow-Motion Centrifugal clutches don't exactly take kindly to this much friction. By Brian Silvestro Published: Aug 24, 2020 10:22 AM EDT ...

Centrifugal mercury clutches are uncommon, but their operation is similar: Here, the heavy liquid metal swings into a chamber to apply force for consistent torque, even at up to 100 hp. Part of ...