Three piece wheel for motor vehicles

摘要

A wheel (1) includes three parts: an outer rim (2), an inner rim (3), and a disc (4) joined by coach screws or stud bolts (18) directly screwed into the thickness of a wall (10) of the inner rim (3). The outer rim (2) is made from stamped light alloy plate, while the other parts are obtained by casting or other process. A portion of the outer rim (2) is compressed between the disc (4) and a portion of the inner rim (3).