Tradition Tourbillon
7047
7047
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The fusée-chain tourbillon transmission device housed in the new Tourbillon 7047 serves to optimise the regularity of the watch's operation by guaranteeing its constant torque, whatever its winding level is. When the barrel is fully wound, it delivers its maximum force. The chain then acts on the top of the fusée and therefore on its smallest circumference. As the chain unwinds, its torque decreases yet acts in parallel on the widest part of the fusée – its base – thus ensuring the constant force of the energy is delivered.
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The movement
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