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The Encyclopedia of Horology

Component record · Escapement

Escape Wheel Pivot

Partially verified

High-speed pivot

What it does

Transmits energy to the pallets

How it works

Evolution

Subject to high wear

Known variations

    Identification for collectors

      Common failure modes

      • Dry lubrication

      Diagram

      cap jewel (endstone)bridgeplatepivot running in a hole jewel
      Schematic: jewelled bearing at a pivot. 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.