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The Encyclopedia of Horology

Component record · Escapement

Entry Pallet Stone

Partially verified

Locking stone

What it does

First stone to engage escape wheel teeth

How it works

Evolution

Precision angled for draw

Known variations

    Identification for collectors

      Common failure modes

      • Loosening

      Diagram

      escape wheelpallets and leveroscillator
      Schematic: escapement arrangement. An outline schematic drawn to show the arrangement of the parts discussed here. It is not a dimensioned working drawing and does not depict a particular maker's calibre.

      Sources & references

      1. de Carle, D., Practical Watch Repairing
      2. de Carle, D., Watch and Clock Encyclopedia
      3. Daniels, G., Watchmaking

      Where sources disagree, the disagreement is stated rather than resolved silently.