| 摘要 |
A rear wheel suspension for a bicycle includes paired lower arm members pivotally connected to the bicycle frame seat tube such that they can pivot about an axis situated above the center of the bottom bracket, paired upper arm members adapted to receive the rear wheel axle at hub points located on an axis situated above their lower ends and pivotally connected to the respective lower arm members such that they can pivot about an axis near the rear ends of the lower arm members, and means associated with the upper ends of the upper arm members and pivotally connected to an upper pivot point on the seat tube for limiting the path and the extent of movement of the upper ends of the upper arm members.
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