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| − | '''Balance spring''' | + | '''Balance spring'''<br>(or ''hairspring'') |
{{other languages|[[Spirale|de]]}} | {{other languages|[[Spirale|de]]}} | ||
| − | A balance spring | + | A balance spring is a fine spiral or helical spring used in mechanical watches, [[marine chronometer]]s, and other timekeeping mechanisms to control the rate of vibration of the balance wheel. A balance spring usually has a regulator lever to adjust the rate of the timepiece. |
Version vom 6. Februar 2009, 02:05 Uhr
Balance spring
(or hairspring)
| other languages: de |
A balance spring is a fine spiral or helical spring used in mechanical watches, marine chronometers, and other timekeeping mechanisms to control the rate of vibration of the balance wheel. A balance spring usually has a regulator lever to adjust the rate of the timepiece.
Types of balance springs
flat spiral
Breguet overcoil (Breguet spring)
| other languages: de |