Abstract: A pneumatic tire includes a sidewall extending in a tire radial direction, the sidewall comprises a first side block which protrudes outwardly in a tire axial direction, the first side block comprises a first region which is arranged at an inwardmost location in the tire radial direction of the first side block, a second region which is contiguous with a location toward an exterior in the tire radial direction of the first region, and a third region which is contiguous with a location toward an exterior in the tire radial direction of the second region, the second region protrudes more than the first region, and the third region protrudes more than the second region.

Abstract: Flaky alumina particles including mullite in a surface layer of the flaky alumina particles. A method for producing flaky alumina particles including forming a mixture by mixing together an aluminum compound that contains elemental aluminum, a molybdenum compound that contains elemental molybdenum, and silicon or a silicon compound that contains elemental silicon, the aluminum compound being in an amount greater than or equal to 50 mass %, calculated as Al2O3, the molybdenum compound being in an amount less than or equal to 40 mass %, calculated as MoO3, the silicon or the silicon compound being in an amount of 0.5 mass % or greater and less than 10 mass %, calculated as SiO2, relative to a total mass of the flaky alumina particles taken as 100 mass %; and firing the mixture.

Abstract: A pneumatic tire of the present disclosure includes a tread, wherein the tread includes: a shoulder main groove; a plurality of shoulder slits; and a plurality of shoulder blocks defined by the shoulder main groove and the shoulder slits, the shoulder blocks include inclined portions inclined inward in the tire radial direction from the shoulder blocks toward an outside in the tire axial direction, the inclined portions include: first inclined portions; and second inclined portions having dents dented more inward in the tire axial direction than the first inclined portions, and the first inclined portions are adjacent to each other with one of the shoulder slits interposed between the first inclined portions and the second inclined portions are adjacent to each other with other shoulder slit interposed between the second inclined portions, the one shoulder slit and the other shoulder slit being paired and defining the shoulder blocks.

Abstract: A pneumatic tire includes a sidewall extending in a tire radial direction, the sidewall comprises a first side block which protrudes outwardly in a tire axial direction, the first side block comprises a first base portion which extends in the tire radial direction, and a first inclined portion and second inclined portion which extend from an inner end in the tire radial direction of the first base portion, the first inclined portion extends increasingly toward a first side in a tire circumferential direction as one proceeds toward an interior in the tire radial direction, and the second inclined portion extends increasingly toward a second side in the tire circumferential direction as one proceeds toward the interior in the tire radial direction.

Abstract: In a pneumatic tire, a plurality of side blocks include a first side block and a second side block that are adjacent in a tire circumferential direction, the first side block comprises a first recess that is recessed in a tire width direction and that is disposed at a location which is separated from an edge of an end in the tire circumferential direction of the first side block, and the second side block comprises a first convexity that protrudes in the tire width direction and that is disposed at a location which is separated from an edge of an end in the tire circumferential direction of the second side block.

Abstract: A pneumatic tire includes a sidewall extending in a tire radial direction, the sidewall comprises a first side block which protrudes outwardly in a tire axial direction, the first side block comprises a first base portion which extends in the tire radial direction, and a first inclined portion and second inclined portion which extend from an inner end in the tire radial direction of the first base portion, the first inclined portion extends increasingly toward a first side in a tire circumferential direction as one proceeds toward an interior in the tire radial direction, and the second inclined portion extends increasingly toward a second side in the tire circumferential direction as one proceeds toward the interior in the tire radial direction.

Abstract: A pneumatic tire of the present disclosure includes a tread, wherein the tread includes: a shoulder main groove; a plurality of shoulder slits; and a plurality of shoulder blocks defined by the shoulder main groove and the shoulder slits, the shoulder blocks include inclined portions inclined inward in the tire radial direction from the shoulder blocks toward an outside in the tire axial direction, the inclined portions include: first inclined portions; and second inclined portions having dents dented more inward in the tire axial direction than the first inclined portions, and the first inclined portions are adjacent to each other with one of the shoulder slits interposed between the first inclined portions and the second inclined portions are adjacent to each other with other shoulder slit interposed between the second inclined portions, the one shoulder slit and the other shoulder slit being paired and defining the shoulder blocks.

Abstract: A pneumatic tire includes a sidewall extending in a tire radial direction, the sidewall comprises a first side block which protrudes outwardly in a tire axial direction, the first side block comprises a first region which is arranged at an inwardmost location in the tire radial direction of the first side block, a second region which is contiguous with a location toward an exterior in the tire radial direction of the first region, and a third region which is contiguous with a location toward an exterior in the tire radial direction of the second region, the second region protrudes more than the first region, and the third region protrudes more than the second region.

Abstract: A pneumatic tire includes a circumferential direction groove extending in a zigzag shape with a first groove part and a second groove part being aligned alternately, a first land part and a second land part. A first lateral groove has a first opening that opens to the first groove part, one groove wall of the first lateral groove is connected to a first land part-side second groove wall demarcating the first land part in the second groove part. A second lateral groove has a second opening that opens to the first groove part and longer than the first opening in the tire circumferential direction, one groove wall of the second lateral groove is connected to a second land part-side second groove wall demarcating the second land part in the second groove part, and the second opening is provided on an extension of the first land part-side second groove wall.

Abstract: A pneumatic tire includes a plurality of main grooves formed in a tread and extending along a tire circumferential direction, wherein the plurality of main grooves include a shoulder main groove located on an outermost side in a width direction, the shoulder main groove includes a raised portion formed by raising a first side, in the tire width direction, of a groove bottom of the shoulder main groove more than a second side of the groove bottom, and the raised portion is lower than an outer surface of the tread and continuously extends over an entire circumference in the tire circumferential direction.

Abstract: In a pneumatic tire, a plurality of side blocks include a first side block and a second side block that are adjacent in a tire circumferential direction, the first side block comprises a first recess that is recessed in a tire width direction and that is disposed at a location which is separated from an edge of an end in the tire circumferential direction of the first side block, and the second side block comprises a first convexity that protrudes in the tire width direction and that is disposed at a location which is separated from an edge of an end in the tire circumferential direction of the second side block.

Abstract: To provide a pneumatic tire including on a tread surface thereof; a center main groove extending in a tire circumferential direction; a shoulder main groove extending in the tire circumferential direction at a position away from the center main groove in a tire width direction; and a plurality of inclined grooves formed at predetermined intervals in the tire circumferential direction, wherein each inclined groove includes a first inclined portion extending from the center main groove toward the shoulder main groove while increasing a width thereof, the first inclined portion extending at a first angle ? with respect to the tire circumferential direction, and a second inclined portion continuously formed with the first inclined portion, the second inclined portion extending at a second angle smaller than the first angle.