PNEUMATIC TIRE CAPABLE OF FACILITATING THE REMOVAL OF THIN WATER-FILM ON ROADS

摘要

PURPOSE: A pneumatic tire is provided to reduce noise and prevent the lowering of travelling performance and steering stability on ice and snow roads.;CONSTITUTION: A pneumatic tire comprises a shoulder transverse groove(10) and a crown transverse groove(7). The shoulder transverse groove comprises a first shoulder transverse groove(11) and a second shoulder transverse groove(12). The first shoulder transverse groove has groove width longer than 3.5mm. A main portion(12a) and a sipe type portion(12b) are formed in the second shoulder transverse groove. The sipe type portion is formed inside the main portion in the direction of a tire shaft. The crown transverse groove comprises a first crown transverse groove(8) and a second crown transverse groove(9).;COPYRIGHT KIPO 2011