Mechanisms — steam engine cutoff

Recent Blogs

Cams of Varying Throw (expansive Valve) diagram
Cams of Varying Throw (expansive Valve) Mechanism Explained: Parts, Diagram, Formula & Uses
Cams of varying throw control steam expansive valves by shifting cam lift to change cutoff timing. See how the mechanism works in marine and locomotive...
Variable Expansion Gear diagram
Variable Expansion Gear Explained: How Stephenson, Walschaerts and Meyer Cutoff Mechanisms Work
Variable expansion gear lets a steam engine vary cutoff on the fly to match load. Learn how the mechanism works, sizing math, and worked example...
Corliss Valve Gear diagram
Corliss Valve Gear Mechanism: How It Works, Parts, Cutoff Timing, and Uses Explained
Corliss valve gear gives steam engines fast wrist-plate trip release for sharp cutoff and 30%+ fuel savings. See how it works, formula, and worked example.