On an inner part (10) there is a stiffening device (28) fitted, which extends between hinge linking areas (16,18) of the inner part and has two intersecting bracing sections (30,32) designed as straight profiled elements. Integrated into the inner part, the stiffening device fits on the inner side of the inner part and above the hinge linking areas or on a level with them. An independent claim is also included for a hinge device for a boot lid.
展开▼