| 摘要 |
A bicycle hub dynamo 1 comprises a hub spindle 5 adapted to be mounted to a frame of the bicycle; a hub body 6 disposed around the hub spindle 5, wherein the hub body 6 has a pair of axially spaced hub flanges 12a, 12b; a plurality of bearings 7, 8 disposed between the hub body 6 and the hub spindle 5 for rotatably supporting the hub body 6 relative to the hub spindle 5; and a generator 9 disposed between the hub body 6 and the hub spindle 5, wherein the generator generates electricity in response to rotation of the hub body 6 relative to the hub spindle 5. A freewheel 10 is disposed on a first side of the hub body 6, wherein the freewheel 10 is adapted to mount a plurality of sprockets 54. <IMAGE> |
