Balance spring: Unterschied zwischen den Versionen
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'''Balance spring'''<br>(or ''hairspring'') | '''Balance spring'''<br>(or ''hairspring'') | ||
{{other languages|[[Spirale|de]]}} | {{other languages|[[Spirale|de]]}} | ||
| + | [[Bild:Spiralabzählgerät.jpg|thumb|Spiralabzählgerät]] | ||
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. | 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. | ||
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=== early balance springs === | === early balance springs === | ||
| + | == [[Terminologie|TERMINOLOGIE NUMEROTATION]] == | ||
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| + | {{Terminologie |ISO Nummer=40.140|Alte TNR=(0734)| | ||
| + | de=Spiralfeder reguliert|nl=| | ||
| + | en=Timed hairspring|pt=Espiral regulado| | ||
| + | es=Espiral regulado|ru=Спираль правленная| | ||
| + | fr=Spiral réglé|=| | ||
| + | it=Spirale regolata|=| | ||
| + | Bild=Zahnrad ico | ||
| + | }} | ||
| + | |||
| + | {{Terminologie |ISO Nummer=40.142|Alte TNR=(0735)| | ||
| + | de=Breguetspiralfeder reguliert|nl=| | ||
| + | en=Timed breguet hairspring|pt=Espiral breguet regulado| | ||
| + | es=Espiral breguet regulado|ru=Спираль брегетированная, правленная| | ||
| + | fr=Spiral breguet réglé|=| | ||
| + | it=Spirale breguet regolata|=| | ||
| + | Bild=Zahnrad ico | ||
| + | }} | ||
== Literature == | == Literature == | ||
Version vom 11. Oktober 2010, 22:49 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 |
chronometer helix
showing curving ends
early balance springs
TERMINOLOGIE NUMEROTATION
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Literature
- The Marine Chronometer. Its History and Development, ISBN 0-907462-05-7
- Time and Timekeepers, ISBN 0780800087