Multi-gear free wheel assembly for derailleurs for bicycles
AssigneeSociete Italiana Catene Calibrate Regina S.p.A.
InventorLuigi Bottini
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Abstract
The invention concerns a multi-gear free wheel assembly, in particular for derailleurs for bicycle, comprising a sprocket mounted on a hub by means of a unidirectional clutch, characterized by the fact that the toothed wheels on the sprocket form a single whole with a bell which can be solidly coupled to said sprocket by locking means which are manually connectable and disconnectable without the aid of tools, said bell being held firm by a pressure spring.
Claims7
A multi-gear free wheel assembly, in particular for derailleurs for bicycles, comprising a sprocket assembly including a sprocket and plurality of toothed wheels, said assembly being mounted on a hub by means of a unidirectional clutch, characterized by the fact that the toothed wheels form a single whole with a bell which can be solidly coupled to said sprocket by locking means which are manually connectable and disconnectable without the aid of tools, said bell being held firm by a pressure spring.
Dependencies are inferred from the claim text.