escape wheel

American  

noun

Horology.

1. a toothed wheel for regulating a going train to which it is geared, engaging intermittently with the pallets of a pendulum or balance mechanism in such a way as to cause the mechanism to oscillate rhythmically, and in so doing free the going train for part of each oscillation.

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escape wheel British  

noun

1. Also called: scapewheel. horology a toothed wheel that engages intermittently with a balance wheel or pendulum, causing the mechanism to oscillate and thereby moving the hands of a clock or watch

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Etymology

Origin of escape wheel

First recorded in 1880–85

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Example Sentences

See Examples For:

escape wheel

Chopard’s L.U.C 8HF, also released this year, uses silicon for certain escapement components, including the escape wheel.

From New York Times ● Nov. 23, 2012

We are now ready to commence delineating our escape wheel and a set of pallets to match.

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 refer to arranging and disposing of the impulse of the escape wheel to meet the resistance of the hairspring.

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

With a fifteen-tooth escape wheel each tooth occupies twenty-four degrees, and from the point f to e would be two and one-half tooth-spaces.

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

It will be remembered the face of the escape-wheel tooth was drawn at twenty-four degrees to a radial line of the escape wheel, which, in this instance, is the line b b', Fig.

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

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