Automobile spare wheel has rim with web placed inside which can move between service configuration giving rim rigidity in all radial directions and storage configuration providing rim with slightly less rigidity in one radial direction

摘要

The spare wheel (1) comprises a rim (3) and a web (5) placed inside the rim. The web can move between a service configuration where it provides rigidity to the rim in all radial directions and a storage configuration where it provides the rim with slightly less rigidity in one (D) of the radial directions than in the others.