HUB ASSEMBLY AND BICYCLE

A hub assembly, comprising a hub axle (100); a hub (200), which is rotatably sleeved on the hub axle (100); a planetary gear assembly (300), which is arranged on the hub axle (100) and in the hub (200) and is used for transmitting a driving force to the hub (200); a power input member (400), which is rotatably sleeved on the hub axle (100) and is used for providing a driving force for the planetary gear assembly (300); a control assembly (500), which acts on the planetary gear unit (300) and is used for switching a transmission path for the driving force; an electric transmission assembly (600), which acts on the control assembly (500) so as to switch a transmission path for the driving force; and a driving electric motor (10), which is arranged in the hub (200) and is used for providing a driving force for the hub (200). Ensemble moyeu comprenant un essieu de moyeu (100) ; un moyeu (200), qui est emmanché en rotation sur l'essieu de moyeu (100) ; un ensemble engrenage planétaire (300), qui est agencé sur l'e