Patent attributes
A vehicle suspension arrangement includes a mounting member, a trailing arm pivotably coupled to the mounting member, an axle assembly coupled to the trailing arm moveable in a vertical direction, an air spring arrangement biasing the trailing arm from the vehicle frame assembly, and a charging arrangement having a first portion operably coupled with the second end of the trailing arm such the first portion is fixed for vertical movement with the trailing arm, and a second portion that is operably coupled with the vehicle frame assembly such that the second portion is fixed for vertical movement with the vehicle frame assembly, wherein the charging arrangement is configured to generate an electrical charge when the first portion of the charging arrangement moves relative to the second portion of the charging arrangement.