B - Operations – Transporting – 60 – B
Patent
B - Operations, Transporting
60
B
B60B 21/08 (2006.01) B60B 21/06 (2006.01) B62L 1/10 (2006.01)
Patent
CA 2293889
A wheel rim for a bicycle includes an annular slot formed between two peripheral sides each having a number of grooves formed in the outer surface and formed between a number of concentric ribs which are used for engaging with a brake pad. The outer surfaces of the wheel rim each includes a wavy shape. The ribs are preferably tooth-shaped. The wheel rim includes two or more concentric bulges formed between the ribs and having a height greater than that of the concentric ribs for engaging with the brake pad and for facilitating the braking operation of the bicycle.
Jaanluen Industry Co. Ltd.
Smart & Biggar
LandOfFree
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