Spring element for rubber spring axle of rubber spring axle system, particularly of land vehicle, is designed as profile element, and has area with different elasticity along its cross section

摘要

The spring element (2) is designed as a profile element, and has an area with different elasticity along its cross section, particularly perpendicular to its longitudinal extension (X). The spring element is made of two materials (4), where the former material is provided in the cross section center and the latter material partly surrounds the former material. An independent claim is also included for a rubber spring axle system comprises a tube element.