A derailleur assembly for a cycle 10, the cycle 10 having a multi-stage sprocket assembly 40 rotatable about an axis 64, the derailleur assembly comprising: a guide rail 80 extending substantially in a horizontal plane and angled to the axis 64; a chain guide 72 mounted on the guide rail 80, the chain guide 72 is slidingly moveable between a plurality of positions along the guide rail 80 each corresponding to a drive sprocket (40a-40d) of the multi-stage sprocket assembly 40; a guide sprocket 70 rotatably supported on the chain guide 72, the guide sprocket 70 is configured to guide displacement of a drive chain 42 parallel to the axis 64, wherein the separation between the guide sprocket 70 and the corresponding drive sprocket (40a-40d) is substantially the same at each of the positions.
A derailleur assembly
2024-03-20
Patent
Electronic Resource
English
IPC: | B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer |