Abstract: A heavy duty pneumatic tire comprises an innerliner including a laminated first liner and second liner; a thickness of the first liner being 1.2 to 1.9 mm; a thickness of the second liner being 1.2 to 1.6 mm; a total thickness of the first and second liners being 2.4 to 3.4 mm; the first and second liners being made of rubber compositions 1 and 2; rubber composition 1 containing 5 to 50 parts by weight of a plate-like inorganic filler having a particle size of 4.9 to 7.5 ?m and an aspect ratio of 3.0 to 7.0 per 100 parts by weight of a diene rubber containing 50 to 100 wt. % of butyl rubber; and rubber composition 2 containing 0.05 to 0.5 parts by weight of an organic metal salt as metal content per 100 parts by weight of a diene rubber containing at least 50 wt. % of natural rubber.

Abstract: The tire has a load index that is at least 118 and two layers of reinforcing elements. Each of the layers has a breaking force per unit width that is higher than 2900 daN/dm. A minimum strength per unit width, measured for an elongation of less than 10%, of the second layer is greater than 20% of the minimum strength per unit width, measured for an elongation of less than 10%, of the first layer. The reinforcing elements of the first layer have a thread count that is higher than 300 tex. The reinforcing elements of the two layers have a thread count of less than 750 tex. The elongation of the reinforcing elements of the second layer are greater than 8% under a force of 20 daN and the secant elastic modulus values under tension at 10% elongation, Mt, Mj, satisfy the relationship Mt/Mj?1.

Abstract: Pneumatic vehicle tire includes a carcass, a belt with at least three belt plies arranged one on top of the other in a radial direction and being arranged radially outside the carcass and a profiled tread arranged radially outside the belt. The at least three belt plies include a radially inner belt ply and a radially outer belt ply are working plies having parallel strength members that are embedded in rubber so that, when viewed in a circumferential direction of the vehicle tire, the strength members of the radially inner belt ply have an opposing axial direction of inclination to the strength members of the radially outer belt ply. A generally zero-degree ply is arranged between and in contact with the two working plies.

Abstract: Various embodiments of a tire, and other objects, having an aerodynamic and/or hydrodynamic surface treatment are disclosed.

Abstract: Tire with sidewalls (6) having, on their outer surfaces, a set of protuberances (8) that alternate with voids (9). The tread (4) comprises a circumferential groove (10) at at least one axially outermost end (4a). Each protuberance (8) is disposed at the surface of a sidewall, the different protuberances being disposed regularly or irregularly and continuously or discontinuously between a point A and a point E. The inner wall (2a) of the carcass ply (2) of the tire is partially or entirely covered with at least one layer of a self-sealing composition (2b).

Abstract: A shear band comprising a three-dimensional spacer structure, wherein the three-dimensional spacer structure is formed from a first and second layer of material, each layer of material having first reinforcement members which extend in a first and direction, and second reinforcement members which extend in a second direction, wherein each layer of material is connected to each other by a plurality of connecting reinforcement members which extend in a third direction, wherein the shear band further comprises a first membrane layer located radially outward of the three-dimensional spacer structure. The invention further comprises a non-pneumatic tire which includes the above described shear band.

Abstract: A non-pneumatic tire is described that includes a ground contacting annular tread portion, a shear band, wherein the shear band is formed of a first and second inextensible layer, and a low modulus material positioned between the first and second inextensible layer. The non-pneumatic tire further includes a connecting web positioned between a hub and the shear band, wherein the connecting web is formed of one or more spokes extending from an inner ring to an outer ring, wherein the one or more spokes are formed from a material reinforced with a three dimensional spacer structure.

Abstract: Each of at least two layers of a carcass reinforcement has a breaking force per unit width higher than 2250 daN/dm. The minimum strength per unit width, measured for an elongation of less than 10%, of a second layer of carcass reinforcement is strictly greater than a value equal to 20% of the minimum strength per unit width, measured for an elongation of less than 10%, of a first layer of carcass reinforcement. The reinforcing elements of the two layers of carcass reinforcement have a thread count of less than 750 tex. The elongation of the reinforcing elements of the second layer of carcass reinforcement is greater than 4% under a force of 20 daN, and the secant elastic modulus values under tension at 10% elongation, Mt, Mj, satisfy the relationship Mt/Mj?1.

Abstract: In view of the above, the disclosure provides a non-pneumatic tire capable of enhancing a load supporting performance and a shock absorbing effect and improving a braking and traction performance. The present disclosure provides a non-pneumatic tire comprising a band part and a spoke part; where, a band part includes an inner band and an outer band that is separated from the inner band and surrounds an outer peripheral surface of the inner band; and where, a spoke part includes a plurality of first spokes that is arranged in a circumferential direction between the inner band and the outer band and connects the inner band and the outer band. Furthermore, according to another embodiment, a spoke part may include second spokes that connected to first spokes adjacent to each other at wherein first embodiment.

Abstract: A pneumatic tire includes a fastener disposed on a tire inner surface, the fastener being a first fastener of a separatable pair of mechanical fasteners and being composed of at least two fastener members. The at least two fastener members sandwich a rubber-coated fiber reinforced member and fix together. The fastener is disposed at a position such that a distance (D) in a tire width direction from a center position (C) of the fastener to a tire equator line (L) and a maximum width (W) of the tire satisfy a following relationship: 0?D/W?0.40. The fiber reinforced member includes a plurality of fiber bundles disposed in alignment in at least one direction, a number of fiber bundles Y (bundles/50 mm width) per unit width of the fiber reinforced member being such that: 20?Y (bundles/50 mm width)?90.

Abstract: To be capable of preventing deterioration of uniformity after puncture repair while suppressing running noise. [Solution] A pneumatic tire 1 comprises a noise damper 20 fixed to a tire inner cavity surface of a tread portion 2 and formed of a porous material. The noise damper 20 includes a first part 23 arranged on an outer side in a tire radial direction and fixed to the tire inner cavity surface 16, and a second part 24 arranged on an inner side in the tire radial direction of the first part 23 and exposed in a tire inner cavity 17. A water absorption rate of the first part 23 calculated by a following formula (1) is in a range of from 5% to 25%. Air permeability of the second part 24 measured in accordance with Japanese Industrial Standard JIS-L1096 is in a range of from 1 to 7 cm3/cm2/s. The formula (1) is: water absorption rate (%)=weight change before and after immersion (g)/volume at 50% compression (cm3)×100 ??(1).

Abstract: A pneumatic tire has a first region including a plurality of first zones disposed adjacently to each other in a tire circumferential direction, each first zone being formed in a closed region and extending in a first extending direction; and a second region which is disposed adjacently to the first region in a tire radial direction and includes a plurality of second zones, each second zone being disposed adjacently to each other in a tire circumferential direction, being formed in a closed region and extending in a second extending direction. On an end portion of the first region disposed adjacently to the second region, valley portions are formed by the first zones disposed adjacently to each other in the tire circumferential direction. Each of the second zones has a portion disposed adjacently to the first region and configured to mate with each of the valley portions.

Abstract: A pneumatic tire includes first and second side blocks formed respectively on a side portion such that the first and second side blocks extend toward the inside in a tire radial direction from a tread shoulder portion. The first and second side blocks are arranged alternately in a tire circumferential direction. The first side block has a recessed portion formed so as to be indented with respect to a side surface. In a first region, the second side block projects outwardly in a tire width direction more than the first side block. In a second region disposed inner side than the first region, the first side block projects outwardly in the tire width direction more than the second side block. In a third region disposed inner side than the second region, the second side block projects outwardly in the tire width direction more than the first side block.

Abstract: The invention relates to a pneumatic vehicle tyre with a sound-absorbing inner absorber (9) adhesively attached in its interior to the inner surface (7) opposite from the tread (1), wherein the inner absorber (9) adheres to an automatically sealing sealant (8), which at least immediately after being applied has the tackiness required for the adhesive attachment. In order not to influence the flow properties of the sealant disadvantageously and in order to ensure a reliable sealing effect of the sealant, a separating layer (10) is arranged between the sealant (8) and the inner absorber (9) and the separating layer (10) is made in such a way as to ensure a sufficient flowability of the sealant (8) for the sealing and a reliable adhesive attachment of the foam ring (9).

Abstract: A circumferential recess is formed on the outer surface of a tire side section, the circumferential recess being depressed inward in a tread width direction and extending in a tire circumferential direction. In a cross section along the tread width direction of the tire and the tire radial direction, a rim-side outer surface formed in an area from a rim separation point, which is the outermost point in the tire radial direction that is in contact with a rim flange, to an inner end of the circumferential recess in the tire radial direction, is formed along a first arc curve having a center of a curvature radius on the inside in the tread width direction. In the cross section, a sidewall surface formed in an area from the inner end of the circumferential recess in the tire radial direction to a bottom surface of the circumferential recess is formed along a second arc curve having a center of a curvature radius on the outside in the tread width direction.

Abstract: A pneumatic tire (1) is provided with a cylindrical annular structure (10) that is disposed around the rotational axis and that has an outer surface and an inner surface, a carcass portion (12) at least a part of which is disposed on an outer side of the annular structure in a direction parallel to the rotational axis, the carcass portion (12) having a cord covered by rubber, a rubber layer (11) at least a part of which is disposed so as to face the outer surface of the annular structure, the rubber layer (11) including a tread portion, and a fiber (2) disposed between the annular structure and the rubber layer so as to suppress generation of a gas space between the annular structure and the rubber layer.

Abstract: A back surface part (13) is arranged on an inner surface (35) facing an inner side of a rim flange part (32) in a tire width direction (H) or arranged closer to the inner side in the tire width direction (H) than the inner surface (35), in a no-load reference state where a pneumatic tire (10) is mounted on an applied rim (30) and the internal pressure of the pneumatic tire (10) is set to atmospheric pressure, and a flat surface part (20) extending linearly along a tire radial direction (R) in the reference state is formed in a connecting portion of the back surface part (13) connected with a heel part (14), thereby making it possible to prevent a large force from acting thereon from the applied rim (30) and to improve uniformity.

Abstract: Main ridges of a first direction ridge pattern 50 and a second direction ridge pattern 60 that are adjacent to one another are connected together. Due thereto, the main ridges are connected as one ridge from one end to another end of a decorative concave portion 48, and a continuous main ridge 51 is formed.

Abstract: First direction ridge patterns and second direction ridge patterns are lined-up alternately at a decorative concave portion 18. Plural main ridges 22A through 22D and sub-ridges 26A through 26D, which project-out from a bottom surface 18A, are formed at a first direction ridge pattern 20. The respective ridges are disposed in parallel such that ridge extending directions are a same direction. Light reflection patterns are different at a main ridge region 24, 34 and a sub-ridge region 28, 38.

Abstract: A puncture resistant liner assembly for use with a tire having a tread layer and opposed inside and outside walls extending away from the tread layer so as to define an interior tire space includes a primary protection layer that includes a plurality of primary pockets each having an outer wall defining a primary interior area and having a primary air capsule situated in the primary interior area. An auxiliary protection layer includes a plurality of auxiliary pockets each having a continuous outer wall defining an auxiliary interior area and having an auxiliary air capsule situated in the auxiliary interior area. Similarly, the liner assembly includes inner and outer protection layers adjacent and operably coupled to an inside and outside ends of the primary protection layer and that include a plurality of inner and outer pockets, respectively, each having a continuous outer wall defining an inner and outer interior areas.