Assertion: pneumatic radial tire | /r/CapableOf | comprise a tread portion
Facets:
value: according to the present invention
type: OTHER
value: in the drawings
type: LOCATION
Source sentences:
text: According to the invention, there is the provision of a high-durable pneumatic radial tire comprising a tread portion, a pair of side portions extending from the tread portion, a pair of bead portions extending from the side portions, and a carcass reinforced with a belt embedded in the tread portion, in which steel cords are used in at least one of the carcass and the belt, characterized in that said steel cord is produced by twisting plural steel filaments each having a tensile strength of not less than 220 kgf/mm2 (2160 MPa) whose metallic structure is a fine pearlite structure having an average value of interlamellar distance between cementites of 300-500A and an average sectional area of single pearlite crystal grain in filament section of not more than 20 µm2.
text: 1, the pneumatic radial tire 1 comprises a tread portion 2, a sidewall portion 3 extending radially inwardly from each edge of the tread portion 2, a bead portion 4 located at the radially inner end of each of the sidewall portions 3, a bead core 5 disposed in each of the bead portions 4, a toroidal carcass 6 of which both edges are turned up around the bead cores 5 in the bead portions 4, a breaker belt 7 disposed radially outside the carcass 6 in the tread portion 2, and a band belt 8 disposed radially outside the breaker belt 7.
text: 1, the pneumatic radial tire 1 comprises a tread portion 2, a sidewall portion 3 extending radially inwardly from each edge of the tread portion 2, a bead portion 4 located at the radially inner end of each of the sidewall portions 3, a bead core 5 disposed in each of the bead portions 4, a toroidal carcass 6 of which both edges are turned up around the bead cores 5 in the bead portions 4, a breaker belt 7 disposed radially outside the carcass 6 in the tread portion 2, and a band belt 8 disposed radially outside the breaker belt 7.
text: In the drawings, the pneumatic radial tire 1, according to the present invention, comprises a tread portion 2, a pair of sidewall portions 3, a pair of axially spaced bead portions 4 each with a bead core 5 therein, a carcass 6 extending between the bead portions 4, and belts 7, 14 disposed radially outside the carcass 6 in the tread portion 2.