To provide a tire suppressing any partial wear generated between a part arranged on the outer radial side of a circumferential belt and a part arranged on the outer side in the width direction from an edge of the circumferential belt of a tread part.
The pneumatic tire 1 comprises a carcass 3 for connecting in a toroidal manner a pair of annular bead cores 2, 2 arranged separate from each other in the tire width direction, a circumferential belt 4 having a plurality of cords extending along the tire circumferential direction, and arranged on the outer radial side of a crown part 3a of the carcass 3, and tread rubbers 6, 7 for covering the crown part 3a of the carcass 3 and the circumferential belt 4. A small groove 15 extending inwardly in the radial direction is formed in surface layer parts of the tread rubbers 6, 7 on the outer side in the width direction from the edge 4a in the width direction of the circumferential belt 4.
COPYRIGHT: (C)2010,JPO&INPIT
YOSHIKAWA YUSUKE
ONO TAKASHI
TSURUTA MAKOTO
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WO2009037891A1 | 2009-03-26 |
Iwa Saki Kokuni
Kawamata Sumio
Masakazu Ito
Shunichi Takahashi
Toshio Takamatsu