Patent ID: 6692086
Filing Date: 2004-02-17
Classification: B60B

Abstract:
A bicycle rim, comprising:an outer annular portion adapted to receive a tire thereon; first and second annular spoke attachment portions extending from said outer annular portion and located radially inwardly of said outer annular portion, said first and second annular spoke attachment portions facing in substantially opposite directions with a plurality of circumferentially arranged spoke openings formed therein; and an inner annular portion located radially inwardly of said first and second annular spoke attachment portions and extending between said first and second annular spoke attachment portions such that said outer and inner annular portions together with said first and second annular spoke attachment portions define an annular hollow space that is in communication with said spoke openings, said outer annular portion being free of openings within about twelve millimeters or about five degrees of at least a majority of said spoke openings as measured from each center point of said majority of said spoke openings.