The invention relates to a toothed wheel assembly for a cassette having a first toothed wheel and a second toothed wheel that are concentric. The second tooth wheel has a greater number of teeth than the first toothed wheel; a radially inner cylindrical portion to engage a sprocket support body; a plurality of spokes comprising respective first constraining portions to the first toothed wheel and second constraining portions to the radially inner cylindrical portion; and a plurality of connection bodies that connect the first. The second toothed wheel has an axially-extending portion with at least one pair of spokes having connection bodies that include axially-extending portions in the circumferential direction and at least partially contained in the minimum circumferential extension a respective spoke.
Toothed wheel assembly for a cassette
2023-08-15
Patent
Electronic Resource
English