Recent Blogs
Harrison's Going-barrel Mechanism: How It Works, Parts, Diagram, and Uses Explained
Harrison's going-barrel keeps a clock running while you wind it. Learn how the maintaining-power click works, with worked torque math for restorers and clockmakers.
Fusee Chain and Spring Drum Mechanism: How It Works, Parts, Formula, and Diagram Explained
Fusee Chain and Spring Drum explained — how horologists use a tapered cone and chain to equalise mainspring torque across an 8-day run. Diagram, formulas,...
Barrel (horology) Explained: Mechanism, Parts, Diagram, and Mainspring Power Reserve
How a watch barrel stores mainspring energy, drives the gear train, and sets power reserve. Real numbers, design tradeoffs, and worked example for watchmakers.