Patent ID: 6454283
Filing Date: 2002-09-24
Classification: B60G

Abstract:
A suspension system for an axle of a light duty trailer, said light duty trailer having an axle capacity of 8000 pounds or less, said suspension system comprising:a single spring member having a front end and a rear end; a tower fixedly connected to and extending downwardly from an underside of the light duty trailer, said front end of said spring member being pivotally connected to a lower portion of said tower; an axle connected to said spring member; an inflated air spring connected between the underside of the light duty trailer and said spring member, said air spring being forward of said axle; and a limiting assembly connected to said rear end of said spring member and to the underside of the light duty trailer, said limiting assembly limiting the distance of vertical travel of said air spring while allowing vertical movement of said spring member relative to the underside of the light duty trailer when the light duty trailer is traveling over roads, said limiting assembly further substantially preventing lateral movement of said spring member.