| 摘要 |
A rear suspension system for bicycles includes a front triangle, a rear triangle and a shock absorbing unit pivotably connected between the front and rear triangles to allow the rear triangle to move at a regulated rate with regard to the front triangle. The seatstays of the rear triangle have two dropouts and two extension portions on two opposite ends thereof. The two dropouts each have a notch for engaging with a rear wheel shaft. The extension portions are pivotably connected to the shock absorbing unit and the front triangle. The chainstays have two respectively first ends thereof pivotably to the dropouts at two pivot points and two respective second ends pivotably connected to the seat tube. The pivot points are located above or on a line between a center of the bottom bracket and a center of the notches in the dropouts.
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