lever escapement

American  

noun

Horology.

1. an escapement in which a pivoted lever, made to oscillate by the escape wheel, engages a balance staff and causes it to oscillate.

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Etymology

Origin of lever escapement

First recorded in 1830–40

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Example Sentences

See Examples For:

lever escapement

Another mooted point in the lever escapement is, to decide between the merits of the ratchet and the club-tooth escape wheel.

From Watch and Clock Escapements A Complete Study in Theory and Practice of the Lever, Cylinder and Chronometer Escapements, Together with a Brief Account of the Origin and Evolution of the Escapement in Horology by Anonymous

As previously stated, frequently the true place to begin to set a lever escapement right is with the roller and fork.

From Watch and Clock Escapements A Complete Study in Theory and Practice of the Lever, Cylinder and Chronometer Escapements, Together with a Brief Account of the Origin and Evolution of the Escapement in Horology by Anonymous

We have not noticed a draft of the lever escapement, especially with equidistant pallets and club teeth, which would act correctly in a watch.

From An Analysis of the Lever Escapement by H. R. Playtner

The correct delineation of the lever escapement is a very important matter.

From An Analysis of the Lever Escapement by H. R. Playtner

The lever escapement is derived from Graham’s dead-beat escapement for clocks.

From An Analysis of the Lever Escapement by H. R. Playtner

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