A bottom bracket planetary gearbox for a bicycle or a pedelec includes a crank axle, a gearbox output shaft, four additional shafts, five shift elements, and three planetary gear sets. The planetary gear sets are coaxial with the crank axle. The shift elements are engageable to implement at least six gears.
Bottom Bracket Transmission with a Planetary Design for a Bicycle or Pedelec
2025-07-03
Patent
Electronic Resource
English
IPC: | B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer |
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