hairspring   (TTS Sound)

The hairspring has 1 Senses.

• hairspring
• 髭撥条, ひげ発条, 髭ぜんまい, 髭発条
• a fine spiral spring that regulates the movement of the balance wheel in a timepiece
• 細い渦巻状のバネで時計の平衡輪の動きを一定化する