Patent ID: 6992413
Filing Date: 2006-01-31
Classification: B60B,B62J,H02K

Abstract:
1. A bicycle hub dynamo comprising: a hub spindle adapted to be mounted to a frame of the bicycle; a hub body disposed around the hub spindle, wherein the hub body has a first end and a second end, and wherein the hub body has a pair of axially spaced hub flanges; a plurality of bearings disposed between the hub body and the hub spindle for rotatably supporting the hub body relative to the hub spindle; a generating mechanism disposed between the hub body and the hub spindle, wherein the generating mechanism generates electricity in response to rotation of the hub body relative to the hub spindle; a freewheel disposed on a first side of the hub body, wherein the freewheel is adapted to mount a plurality of sprockets, wherein the freewheel is attached to a cover member, and wherein the cover member covers an opening in the hub that has a diameter sufficient to allow removal of the generating mechanism therethrough; and a coupling structure disposed in a force transmission path between the cover member and the hub body to inhibit relative rotation between the cover member and the hub body.