CPC Subgroup
G04B 17/04 Oscillators acting by spring tension
Full Title
Mechanisms for stabilising frequency > Oscillators acting by spring tension
4 direct subcodes
Child Classifications
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- G04B 17/06 Oscillators with hairsprings, e.g. balance
- G04B 17/08 Oscillators with coil springs stretched and unstretched axially
- G04B 17/10 Oscillators with torsion strips or springs acting in the same manner as torsion strips, e.g. weight oscillating in a horizontal plane