The tire 1 comprises a belt 6 and a tread surface 100, the belt 6 has: a plurality of intersecting belt layers 6a; and one or more circumferential belt layers 6b, the intersecting belt cords have an angle of 20° to 45° with respect to the tire width direction, the tread surface is provided with: a…
A pneumatic tire includes a tread portion, a pair of sidewall portions, a pair of bead portions, a carcass extending between the pair of bead portions, and an inner rubber extending between the pair of bead portions on an inner side of the carcass. The inner rubber includes a first portion…
A tire (10, 10A, 10B, 10C, 10D, 10E) includes a block group (31, 32, 33) delimited by a pair of circumferential grooves (41, 42, 43, 44) extending in a tire circumferential direction (TC). The block group includes a plurality of blocks (100, 200, 300) delimited by a plurality of lateral grooves…
A tire according to this disclosure includes a rib-like or block-like land portion (100) in contact with a road surface. The land portion (100) includes a plurality of sipes (101). The end portion (102) of the sipe (101) positioned on the earlier contact side in contact with the road surface…
A tire (10) is disclosed comprising a tire tread (12) comprising a first and second rib (18, 22). The first and second ribs (18, 22) are separated by a tread groove (28). At least one tie-bar element (32) is disposed within the tread groove (28). The tie-bar element (32) has opposed sidewalls (33…
A pneumatic tire (10) is disclosed comprising a tread (12) and a belt package (50) located radially inward of the tread (12). The belt package (50) includes a pair of working belts (54, 56), wherein the working belts (54, 56) are reinforced plies each comprising parallel reinforcement elements…
A tire includes first blocks with zigzag first sipes. Each first sipe includes a tie-bar locally raising radially outwardly from the sipe bottom to divide the first sipe into first and second portions. The sipe bottoms of the first and second portions extend in a zigzag shape in a cross-section…
A first lateral groove and a second lateral groove are formed in a pneumatic tire. A first inclined portion is formed on one side of the first lateral groove in the tire circumferential direction, and a second inclined portion is formed on the other side of the second lateral groove in the tire…
A tire comprises a tread portion 2 provided with a first block 13 provided with a first sipe 15 which extends zigzag in a cross section orthogonal to the sipe length direction, and extends zigzag in a cross section parallel to the ground contacting top surface of the first block 13. The first sipe…
A tire comprises a tread portion 2 provided with blocks 11 including a first block 13 provided with a plurality of sipes 15. Each sipe 15 comprises a zigzag portion in a cross section perpendicular to the sipe length direction, and a zigzag portion in a cross section parallel to the ground…
A tyre includes a tread portion including at least one circumferential groove extending continuously in a tyre circumferential direction. The at least one circumferential groove includes a groove bottom having a plurality of protrusions projecting in a tyre radial direction. Each of the plurality…
The present invention relates to a tire (1000) with a resonator for noise reduction and more particularly to a tire with a resonator which reduces noise by reducing noise energy generated in main grooves (1110, 1120, 1130, 1140). The tire includes: a main groove unit (1100) which has a plurality of…
According to the invention, there is provided a pneumatic tire with a 3D kerf, including: one or more 3D kerfs; and a tire having a tread and a shoulder formed at a side surface of the tread. The tread has: one or more grooves that are sunken toward a center of the tread and are formed in a…
The tire comprises a widthwise narrow groove . The center-side narrow groove portion is formed, from groove opening side to groove bottom side, in a shape of a continuous series of: a narrow section including the groove opening; a tapered section where the groove width increases toward the groove…
A motorcycle tire has a tread portion. The tread portion has a ground contact surface curved in an arc shape convex outward in a tire radial direction. The ground contact surface includes a central region and a first outer region. The ground contact surface has oblique grooves each including a…
Provided is a motorcycle tire having improved water draining capacity and achieving both excellent dry and wet performance. A motorcycle tire (10) including an annularly formed tread (11); in which the tread (11) has main grooves (12); and in which at least one main groove (12a) of the main grooves…
A tire has a tread portion including a first shoulder land region. The first shoulder land region is provided with first shoulder sipes. Each of the first shoulder sipes is provided with a chamfered portion over an entire lengthwise range from a first longitudinal edge to a first tread edge. Each…
A tire (1) includes a tread portion (2) provided with a block (3); a block corner portion (5) of the block (3) has a stepped chamfered portion (7) formed therein in which a block height decreases stepwise from a tread surface (3a) toward a top portion (3b); the stepped chamfered portion (7)…
The tire includes a tread portion provided with a first tread edge, a shoulder circumferential groove, and a shoulder land region. The shoulder land region includes an inner area demarcated axially inside from a center position in the tire axial direction of the shoulder land region, an outer area…
A motorcycle tire set S includes a front wheel tire S and a rear wheel tire S each provided with a plurality of inclined grooves . Each inclined groove includes a first portion extending in a crown region Cr, a second portion extending in a shoulder region Sh, and a third portion connecting the…
A heavy duty pneumatic tire includes a crown circumferential groove, a shoulder circumferential groove, crown lateral grooves, and crown blocks. The crown circumferential groove includes crown first-side vertexes and crown second-side vertexes and thus zigzags. The shoulder circumferential groove…
A tire (1) comprising a tread portion (2) provided with a first circumferential groove (10) and a second circumferential groove (20) each extending in the tire circumferential direction, and lateral grooves (40) connecting between the first circumferential groove (10) and the second circumferential…
A pneumatic tire for heavy duty having an aspect ratio of 65% or less includes a carcass (6) and a belt layer (7); the tread portion (2) includes circumferential grooves (11, 12), wherein the circumferential grooves include a pair of wide shoulder circumferential grooves (12) and a narrow crown…
In a tire (20) having a carcass (100), a tread, a bead, a shoulder, a sidewall and a first internal cavity, at least one stiffening line for a pressurized fluid with a second cavity is provided within the first cavity. The second cavity is aligned in an approximately transvers direction in regards…
In a pneumatic tire 10 according to the present invention, as an average sipe interval h is defined by an average interval of sipes adjacent to each other in a tire circumferential direction and an average pitch length L is defined by an average length of a repeating unit of blocks in the tire…
The outer diameter of the pneumatic tire (10) is 350 mm or more and 600 mm or less, and as RW is defined by a rim width of a rim wheel assembled to the pneumatic tire and SW is defined by a tire width of the pneumatic tire, the relation of 0.78 ≤ RW/SW ≤ 0.99 is satisfied, and at least two…
A pneumatic tire (1), comprising four or more circumferential main grooves (21, 22, 23, 24) extending in a tire circumferential direction; and five or more land portions (31, 32, 33, 34, 35) defined by the circumferential main grooves (21, 22, 23, 24); wherein left and right circumferential main…
A motorcycle tyre includes a tread portion including a crown portion that is a region of 50% of a tread development width centered on a tyre equator, a first shoulder portion that is an outer region of the crown portion, and first lateral grooves. Each lateral groove includes a first groove portion…
A motorcycle tire comprises a tread portion comprising substantially triangular first regions each defined as being surrounded by a first main oblique groove, a second main oblique groove and a first tread edge. Each of the first regions is divided by sub grooves into blocks which include a largest…
A pneumatic tire can suppress uneven wear of the tire and improve the performance on snow. A plurality of inner side circumferential grooves (11a, 11b, 11c) arrayed between a pair of outermost side circumferential grooves (11d, 11d) have a groove width that is smaller than that of the outermost…