Patent ID: 6450520
Filing Date: 2002-09-17
Classification: B60G,B62K

Abstract:
A rear suspension system for a bicycle having a main frame and a swingarm supporting a rear wheel axle about which a rear wheel may rotate, comprising link means pivotally mounted at two spaced-apart locations to said main frame and to said swingarm, and biasing means for normally urging said swingarm and said main frame in a relative equilibrium position, said link means and said biasing means cooperating for constricting relative motions of said main frame and said swingarm to two degrees of freedom, wherein said biasing means include spring means and damper means extending between said main frame and said swingarm, said spring means being adapted for deflection in two at least partially independent directions in a plane containing said main frame and said swingarm, wherein said spring means comprise a leaf spring located above said link means.