A three-speed motorcycle transmission (1), to be used aboard a motorcycle as transmission means for 5 transmitting the motion generated by an engine to a driving wheel, having performances similar to those of a continuously variable transmission but, at the same time, a high efficiency and an easy automatic operation, comprises: a crankshaft (2), which receives the motion by 0 an engine, having a first pulley (9) mounted thereon; a primary shaft (4), having a second pulley (12) and a first set of three gears (21, 22, 23) mounted thereon; a transmission belt (11) connecting said first and said second pulley (9, 12); a secondary shaft (4), connected 5 to a driving wheel, comprising a second set of three gears (31, 32, 33), engaged in pairs with respective gears (21, 22, 23) of the first set of three gears for the transmission of the first, second and third speed; a clutch (10) acting selectively on at least two pairs of 0 gears assigned to the transmission of the second and third speeds; and two free wheels (15, 18) arranged at the pairs of gears assigned to the transmission of the first and second speed.


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    Title :

    THREE-SPEED MOTORCYCLE TRANSMISSION


    Contributors:

    Publication date :

    2018-08-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer / F16D COUPLINGS FOR TRANSMITTING ROTATION , Nicht schaltbare Kupplungen / F16H Getriebe , GEARING



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