Bicycle hub

Topic of the invention is characterized in that: With power generation mechanism for bicycles hub, a hard the producing and headlight's circuit related goes. Front wheel hub (1), and is used to a stand and bicycle front wheel front fork (98) on the hub, comprising: Hub shaft (10), hub shell (11), bearing (14 and 15), a generator (30), 1st and 2nd lamp component (40 and 41). The hub shaft (10) or non-rotationally installed on the front fork (98) is shaft. Hub shell (11) and (10) is on the hub shaft (10) are side and hub shaft and. Bearing (14 and 15) and hub shell (11) and hub shaft (10). Generator (30) and a hub shell (11) inside, and (10) and power generation tire with hub shell (11) are rotated through the hub shaft. 1st And 2nd lamp component (40 and 41) and a coming from the generator (30) electric lightens on the hub at two sides of.