| 摘要 |
A bicycle brake mechanism includes a body located above a front wheel and a pivotable member is pivotably connected to the body. A brake cable extends through the front fork and is connected to the pivotable member. Two brake arms are located on two sides of the rim and two respective first ends of two link units are respectively connected to two ends of each of the brake arms. The two respective second ends of the links units are connected to two ends of the body. One end of each of the two brake arms is pushed by the pivotable member when the brake cable is pulled. The two link units make the two brake arms to be simultaneously moved to stop the rim.
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