Patent ID: 8453691

Claim:
An automotive wheel comprising: a wheel hub rotating about a wheel axle; a multi-chambered tire encircling and attached to said wheel hub, the tire comprising: (i) first and second sidewalls spaced axially apart; (ii) an outer tread ring, encircling the hub and spaced radially apart from the wheel hub, said outer tread ring being attached to the first and second sidewalls, said outer tread ring comprising: (a) an inner tread wall encircling the hub, said inner tread wall having at least one inner raised region protruding away from the wheel hub; (b) a semi-rigid outer tread encircling the hub and disposed over the inner tread wall, said semi-rigid outer tread having at least one outer raised region protruding toward the wheel hub, the at least one inner raised region cooperating with the at least one outer raised region to prevent mutual obstruction; (c) an elastic band encircling the hub, medial the inner tread wall and the semi-rigid outer tread, said elastic band contacting the at least one inner raised region and the at least one outer raised region, said elastic band being in a predetermined stretched condition; the wheel hub, the first and second sidewalls, and the inner tread wall enclosing a low pressure pneumatic chamber, whereby said multi-chambered tire is made to simulate a conventional cushioning pneumatic tire under rough road conditions.