It is an object of the present invention to provide a tire for heavy load with an improvement in wet grip performance thereof. A tire of the present invention is a tire for heavy load, which tire comprises a tread part, wherein the tread part comprises one or a plurality of main circumferential…
Provided is a pneumatic tire comprising a carcass, a reinforcing layer, and a cap tread, wherein A1, A2, Da, Db, 30°C Ec and K satisfy the following inequalities:|A2-A1|>0; Db/Da>0.50; and 30°C Ec>K/{|A2-A1|×(Db-0.5×Da)}where A1 represents an angle of carcass cord inclined from the tire…
Provided is a tire comprising a tread part provided with a plurality of blocks, wherein the tread part is composed of a rubber composition comprising a rubber component, and wherein L is less than 30, 75°C M is 5.0 or more, and L, 70°C tan δ, and 75°C M satisfy the following inequality (1): L 0.5 ×…
Provided is a pneumatic tire comprising a carcass, a reinforcing layer, and a cap tread, wherein A, A, W, W, 30°C E*c and K satisfy the following inequalities: A 2 − A 1 > 0 ; W 1 / W 2 > 0.30 ; and 30 ° C E * c > K / A 2 − A 1 × W 1 − 0.3 × W 2 where A represents an angle of carcass cord inclined…
Provided is a pneumatic tire comprising a carcass, a reinforcing layer, and a cap tread, wherein the following inequalities are satisfied, (1) A 2 − A 1 > 0 (2) L 1 / L 2 > 0.30 (3) 30 ° CE * c > K / A 2 − A 1 × L 1 − L 2 × 0.3 (where K is 310) where A represents an angle, in degrees, at which a…
Provided is a heavy-duty tire comprising a tread, a carcass, and a belt layer, wherein the tread is composed of a rubber composition comprising: a rubber component comprising an isoprene-based rubber; and a copolymer resin comprising styrene and cyclopentadiene as monomer components, and wherein…
The present invention is directed to a pneumatic tire 1 in which a sound absorbing member 3 is removably attached to an inner surface 2a of a tread portion 2. The sound absorbing member 3 is formed into an annular shape by joining a body 4 made of a long sponge material. The body 4 has a joint…
A pneumatic tire 1 includes a first profile P1 extending from the tire equator C toward a first tread end T1. The first profile P1 includes a first arc 11, a second arc 12, and a third arc 13. A radius TR2 of curvature of the second arc 12 is 30% to 40% of a radius TR1 of curvature of the first arc…
A tire includes a tread portion having a first land region provided with first axial grooves and a second land region provided with second axial grooves. The first axial grooves are arranged at intervals in a first arrangement over the entire tire circumference. In the first arrangement, in a pair…
The present invention is directed to a mixing device 4 including: a mixing chamber 6 which defines a space for mixing a puncture repair liquid R and compressed air A; a first inlet 7 for supplying the compressed air A to the mixing chamber 6; a second inlet 8 for supplying the puncture repair…
A heavy-duty tire comprising a tread part, wherein the tread part comprises two circumferential main grooves extending continuously in a tire circumferential direction, a pair of shoulder land parts partitioned off by the circumferential main grooves and ground-contacting ends, and a crown land…
A pneumatic tire (1) comprises a tread portion (2) comprising: a reinforcing cord layer (10) including at least one belt ply (7A) of steel cords (12) rubberized with topping rubber (13); and a tread rubber (2G) forming a part of the tread portion (2) from a ground contacting surface (2s) of the…
Provided is a pneumatic tire 1 (2) that can suppress a decrease in uneven wear resistance and wet performance and block chipping while improving life performance and drive performance. The pneumatic tire 1 (2) includes a tread 4 and a band 40 (41) located inward of the tread 4 in a tire radial…
A tire that allows enhancement of running performance on a deep snow road surface is provided. [0002] A tire 1 includes a first shoulder block 3. The first shoulder block 3 includes a first tread surface 5 extending inward from a first tread end T1 in the tire axial direction, a first side surface…
A tire includes first blocks each with a zigzag first sipe. The first sipe includes a sipe bottom and a tie-bar locally raising outwardly in a tire radial direction from the sipe bottom so as not to reach the ground contact surface to divide the first sipe into first and second portions. The sipe…
A pneumatic tire has a tread portion including a tread rubber forming a ground contact surface, a belt layer, and an outer diameter from 350 to 600 mm, and is configured to be mounted on a tire rim having a rim width RW from 78% to 99% of a tire section width SW of the pneumatic tire. The ground…
Provided is a pneumatic tire capable of achieving weight reduction while maintaining durability. A pneumatic tire 1 includes a carcass 6, a belt layer 7, and reinforcing rubber layers 10. Turned-up portions 6b of a carcass ply 6A each include a first portion 11 located between a body portion 6a and…
A tire 2 has a nominal aspect ratio of not less than 65%, and includes a tread 4 and a reinforcing layer 20 including: a belt 38 including a plurality of belt plies 42 aligned in a radial direction; and a band 40 including a full band 48 having ends 48e opposed to each other across an equator plane…
The present invention relates to a heavy duty tire including a tread portion 2 which includes a pair of crown circumferential grooves 3 and a crown region 4. The crown region 4 includes a plurality of crown land portions 5 demarcated by a circumferential sipe 8. At least one of the crown land…
The present invention relates to a pneumatic tire. A rim diameter RD is 10 to 18 inches. A ratio SH/SW of a cross-sectional height SH to a cross-sectional width SW is 0.30 to 0.45. A ratio RW/SW of a rim width RW to the cross-sectional width SW is 0.78 to 0.99. A width W1 (mm) of a tread surface of…
Provided is a tire with excellent wet performance. The tire includes a multilayer tread portion including a surface rubber layer and one or more inner rubber layers located inwardly of the surface rubber layer in a tire radial direction, the surface rubber layer and at least one of the one or more…
The present invention is directed to a tire including a tread portion 2 having a designated rotation direction R. The tread portion 2 includes first inclined grooves 3, second inclined grooves 4, and first land portions 5. Each of the first land portions 5 includes a tread surface 5s, a first side…
In a pneumatic tire, a rim R has a rim diameter RD of 12 to 17 inches. A ratio SH/SW of a tire cross-sectional height SH to a tire cross-sectional width SW is 0.30 to 0.45. A ratio RW/SW of a rim width RW of the rim to the tire cross-sectional width SW is 0.78 to 0.99. A complex elastic modulus E*…
A tire 1 includes a first circumferential groove 3, an outer region 2A between an outer tread end To and the first circumferential groove 3, and an inner region 2B between an inner tread end Ti and the first circumferential groove 3. A rubber hardness of a ground-contact surface 2s of the outer…
Provided is a tire capable of enhancing uneven wear resistance. A tire 1 includes a first shoulder circumferential groove 3A. The first shoulder circumferential groove 3A includes an outer groove edge 10, an outer groove wall 11, an inner groove edge 12, and an inner groove wall 13. The outer…
A heavy duty tire 2 includes a tread 4. The tread 4 includes a crown circumferential main groove 14 and shoulder circumferential main grooves 12. The tread 4 includes crown land portions 20 and shoulder land portions 22. Each crown land portion 20 has a crown narrow groove 24. Each crown land…
A heavy duty tire 2 includes a tread 4 including a tread surface 6 and having a crown portion Cr and shoulder land portions 22. A circumferential narrow groove 26 is formed on the crown portion Cr and includes a body portion 28 and an enlarged width portion 30. The tread surface 6 includes a land…
The tire of the present invention is a tire having an inner liner composed of a rubber composition for an inner liner which is excellent in steering stability, fuel efficiency and a balance of physical properties while maintaining air permeation resistance and durability. The rubber composition for…
A heavy duty pneumatic tire comprises a tread portion 2 divided into shoulder land regions 11 and middle land regions 10. The shoulder land regions 11 comprise shoulder blocks 40. The middle land regions 10 comprise middle blocks 16. At least one of the shoulder blocks 40 and at least one of the…
A pneumatic tire 1 is provided in the tread portion 2 with blocks each provided with sipes 9 extending across the entire axial width of the block. The blocks include axially innermost first blocks 3 each having a longitudinal block rigidity (G), and axially outer blocks 4 each having a longitudinal…