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anchor escapement

noun Horology.
  1. an escapement in which wedge-shaped pallets engage with an escape wheel having pointed teeth, usually facing in the direction of revolution, so that the escape wheel recoils slightly at every release.

Origin of anchor escapement

First recorded in 1850–55
Also called recoil escapement.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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Historical Examples of anchor escapement