| 摘要 |
PROBLEM TO BE SOLVED: To provide a pneumatic tire for a heavy load for restraining the occurrence of a crack of a sipe bottom part without reducing abrasion resistant performance, in the tire for forming a sipe in a land part partitioned by a deep groove. SOLUTION: This pneumatic tire for the heavy load has a land part partitioned by a main groove 2 having the depth of 15 to 27 mm on a tread surface 1, and forms the sipe 5 opening on the tread side in this land part, Rubber G softer than rubber for constituting the land part is filled in at least a bottom part 5a of the sipe 5. COPYRIGHT: (C)2005,JPO&NCIPI
|
