Chain-rings set 1, 2 for bicycle comprising a first chain-ring 1 and a second chain-ring 2, this latter formed by segments 21, 22, 23, 24, 25, 26, which comprises displacement means with axial component of the segments 21, 22, 23, 24, 25, 26 with respect to the first chain-ring such that they can be moved a the chain free zone ZLC and shift the chain 3 among chain-rings, wherein the axial displacement means are formed by guiding means 4 configured for guiding the segments 21, 22, 23, 24, 25, 26 such that the relative movement of the teeth of the segments 21, 22, 23, 24, 25, 26 with respect to the small chain-ring 1 in its displacement from a first disengagement configuration to a second engagement configuration has a tangential component opposite to the forward direction.
Conjunto de platos para un sistema de transmisión de potencia
2019-06-13
Patent
Elektronische Ressource
Spanisch
IPC: | B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer |
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