Recent Blogs
Toe and Lifter for Puppet Valves: Mechanism, Parts, and Uses in Cornish Beam Engines Explained
Toe and lifter for puppet valves — how Cornish and beam-engine valve gear lifts the equilibrium puppet valve, with a worked example for a pumping...
Disengaging Device (modification 3) Mechanism Explained: Parts, Diagram, and How It Works
Disengaging Device modification 3 explained — how the trip releases drive on steam engines, valve gears, and hoists. Formulas, worked example, and design tradeoffs.
Disengaging Device (modification 2) Mechanism Explained: Trip Gear Parts, Diagram & Cutoff Formula
Learn how a steam-engine disengaging device (modification 2) works, where trip gear releases the valve, and how engineers size the cutoff for Corliss-type mills.