TREAD DESIGN FOR PASSENGER CARS

摘要

It is created with belt of centric blocks (3) and with two belts of internal blocks (4) separated mutually by internal groove (2) and by longitudinal arm groove (5), where every internal block (4) equipped with internal transverse cut (10) is on one side bounded with internal groove (2) from central block (3) and on second with longitudinal arm groove (5) from arm blocks (6) equipped with arm transverse cut (11) and arm transverse groove (8).