Patent ID: 11884109
Assignee: THE YOKOHAMA RUBBER CO., LTD.
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 7:
8. The pneumatic tire according to claim 1, wherein
a first inclined lug groove included in the first inclined lug grooves opens, at one end portion, to the first circumferential main groove and terminates, at another end portion, within the center land portion,
a second inclined lug groove included in the second inclined lug grooves extends at an incline in a same direction as the first inclined lug groove and opens, at one end portion, to the second circumferential main groove and terminates, at another end portion, within the center land portion,
the coupling grooves comprise:
a first lateral groove connecting the first inclined lug groove with the second circumferential main groove;
a second lateral groove connecting the second inclined lug groove with the first circumferential main groove; and
first and second auxiliary grooves connecting the first inclined lug groove with the second inclined lug groove adjacent to each other,
the first inclined lug groove and the first lateral groove and the second inclined lug groove and the second lateral groove are alternately arranged in the tire circumferential direction to define the first center block and the second center block,
the first auxiliary groove defines the pair of first center blocks, and
the second auxiliary groove defines the two or more second center blocks.