Patent ID: 7014274

Claim:
A motor vehicle sheet-steel wheel rim having an axis of rotation and including axially, from the inner side to the outer side, an inner hook, an inner seat, a connecting zone, a mounting groove, a hump, an outer seat and an outer hook, said rim being intended to be joined to a wheel disc under the mounting groove, wherein, with said rim having a given thickness E in mm at said mounting groove, the connecting zone includes a zone of thickness E 1 in mm such that: E /3+−0.5 mm≧ E 1 ≧ E/ 3 mm; and E 1 ≧0.7 mm wherein all portions of the zone of thickness E 1 lying in an imaginary plane extending through the zone of thickness E 1 perpendicularly to an axis of rotation of the rim are spaced equidistantly from the axis of rotation.