Sheath for a suspension spring

摘要

The invention relates to a spring suspension system comprising a helical spring, a sheath, and at least one centering and bearing cup, said spring having an end turn with at least a fraction thereof being covered by said sheath, and which is centered on and bears against said centering and bearing cup. The sheath presents an opening extending around the inner periphery of the sheath and facing towards the spring axis. The fraction of the end turn covered by the sheath is centered on and bears against the centering and bearing cup via spacer means between said sheath and said centering and bearing cup.