Patent ID: 6817680
Filing Date: 2004-11-16
Classification: B60B

Abstract:
A bicycle wheel rim comprising an annular rim body with a central axis, said rim body including:annular left and right tire retaining walls which are spaced-apart from each other, each of said tire retaining walls having a radial inner edge proximate to the central axis of said rim body; and an annular base wall interconnecting said radial inner edges of said left and right tire retaining walls and cooperating with said tire retaining walls to confine a tire retaining space therebetween, said base wall including left and right corner parts disposed adjacent and connected to said left and right tire retaining walls, respectively, and an intermediate part extending between said corner parts, said intermediate part having a vaulted portion which is vaulted in a radial inward direction with respect to the central axis, said intermediate part being formed with a first set of spoke mounting holes which are distributed along said base wall between said vaulted portion and said left corner part, and a second set of spoke mounting holes which are distributed along said base wall between said vaulted portion and said right corner part.