Recent Blogs
Stephenson Valve Gear Explained: How It Works, Parts, Cutoff Formula and Uses in Steam Locomotives
Stephenson valve gear explained — how the link motion controls steam admission, cutoff, and reverse on locomotives, with worked sizing example and tradeoffs.
Gooch Valve Gear Mechanism Explained: How It Works, Diagram, Parts, Formula and Uses
Gooch valve gear explained — how Daniel Gooch's stationary-link reversing gear controls steam admission in locomotives, with formula, worked example and tradeoffs.