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The Encyclopedia of Horology

Component record · Escapement

Escape Cock

Partially verified

Bridge for the escape wheel

What it does

Secures the escape wheel pivots

How it works

Evolution

Often integrated into larger bridges now

Known variations

    Identification for collectors

      Common failure modes

      • Jewel displacement

      Diagram

      top plate or bridgespillar platebalance and cockwheel train between the plates
      Schematic: plate and bridge layout. 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.