Gas Engine Technology: Aermotor Speed Governor

Looking at Daniel R. Scholes’ patent for the governor mechanism on 8-cycle Aermotor engines.

Daniel R Scholes patent
This drawing from Daniel R Scholes' 1911 patent shows the Aermotor governor as conceived for the fluted hopper-style engines. Notable features visible here include the governor spring and pivot weight (marked as items "r" and "o," respectively).
Illustration Courtesy Aermotor