1 A balance wheel keeps machinery from shaking apart.

2 Changing Needle Raise the needle by turning the balance wheel toward you and lower the presser foot.

3 A sense of humour may work as a balance wheel in one's life.

4 Turn the balance wheel toward you to raise the needle to its highest position.

5 The balance wheel of a watch is a familiar example of angular harmonic motion.

6 The revolutionary coaxial escapement devices and noo-card-degree hairspring balance wheel ensure the long-running accuracy and reliability.

7 The motion of the balance wheel of a watch is an example of angular harmonic motion.

8 The balance wheel is the main part of a wrist watch. However, now its percent of pass is relatively low in our watch industry because of its small size and high precision.

9 However, the balance wheel metaphor has another, perhaps unintended meaning.