RIM, PNEUMATIC TIRE AND COMBINATION THEREOF

摘要

A rim for a pneumatic tire comprising an annular drop center area having bead seats extending axially outward from each lateral edge thereof, rim flanges located axially outward of each said bead seat and rim flange extensions extending axially outward from each rim flange, the improvement comprising said rim flange extension on the side of the rim designed to be mounted on the inside of the vehicle forming a negative angle as measured from a plane parallel to the axis of rotation of said rim and the rim flange extension on the side of the rim designed to be mounted on the outside of the vehicle forming a positive angle to said plane whereby said rim flange extensions are parallel to the road surface during run-flat operation of said rim when the tire mounted thereon is deflated.