Patent ID: 11878555
Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A tire comprising:
a tread portion comprising a first land portion comprising a tread edge, the first land portion being provided with a plurality of first sipes, a plurality of first lug grooves extending inward in the tire axial direction from the tread edge and terminating within the first land portion, and a plurality of second sipes each connected to a respective one of the plurality of first lug grooves,
the first land portion being not provided with any lateral grooves that traverse the first land portion completely in a tire axial direction, thereby the first land portion being a circumferentially continuous rib,
the plurality of first sipes extending in an arc shape manner,
the plurality of first sipes being arranged on the first land portion without communicating with lateral grooves extending in the tire axial direction,
the plurality of second sipes extending in a tire circumferential direction,
the plurality of second sipes being not in communication with the plurality of first sipes,
wherein
in a tread plan view, a virtual sipe reference line of each of the plurality of first sipes has an angle equal to or less than 10 degrees with respect to the tire circumferential direction, wherein the virtual sipe reference line is a straight line that connects both ends of each of the plurality of first sipes,
the tread portion is further provided with a shoulder circumferential groove adjacent to the first land portion, and
the first land portion is further provided with a plurality of lateral sipes each connecting the shoulder circumferential groove and any one of the plurality of first sipes.