Explanatory notes
… detent, etc.) : escape wheel and pinions, lever, pallet staff, rollers, pallet stones, impulse pin, cylinder. (6) Regulating device : balance, balance staff, hairspring (flat, Bréguet, cylindrical), tuning‑fork, … detent, notched collar, release wheel, escape wheel, index staff, pallet, striking hammer, etc. (2) Clock striking …