balance staff

American  

noun

Horology.

1. a pivoted axle or shaft on which the balance is mounted.

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Etymology

Origin of balance staff

First recorded in 1880–85

Example Sentences

See Examples For:

balance staff

The company acknowledged it was an "emotive topic" but said it had to balance staff and shareholder needs.

From BBC ● Jan. 13, 2022

Next acknowledged it was an "emotive topic" but said it had to balance staff and shareholder needs.

From BBC ● Jan. 13, 2022

The roller action is supposed to continue through thirty degrees of angular motion of the balance staff, and is embraced on the circle a between the radial line B k and B o.

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

This impulse roller is staked directly on the balance staff, and its perfection of position assured by resting against the foot of the shoulder to which the balance is secured.

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

New balance staff, hole jewel, cap jewel, glass, and cleaned.

From Rules and Practice for Adjusting Watches by Walter J. Kleinlein