Abstract: Tire comprising a crown reinforcement formed of at least two working crown layers of reinforcing elements, crossed from one layer to the other making with the circumferential direction angles comprised between 10° and 45°. A first layer S of polymer compound is in contact with at least one working crown layer and in contact with the carcass reinforcement, the said first layer S of polymer compound extending axially as far as at least the axial end of the tread and the complex dynamic shear modulus G*, measured at 10% and 60° C. on the return cycle, of the first layer S of polymer compound is greater than 1.35 MPa.

Abstract: The invention relates to a tyre (1) for mounting on a running wheel, a rim or a guide which is circular, oval, ellipsoid or rounded in some other way and is not continuous but rather has at least two ends. The invention also relates to a method for manufacturing a corresponding tyre (1).

Abstract: Tire comprising a crown reinforcement formed of at least two working crown layers of reinforcing elements, crossed from one layer to the other making with the circumferential direction angles comprised between 10° and 45°. A first layer S of polymer compound is in contact with at least one working crown layer and in contact with the carcass reinforcement, the first layer S of polymer compound extending axially as far as at least the axial end of the tread, the first layer S of compound polymer compound is made up of a filled elastomer blend having a macro dispersion coefficient Z greater than or equal to 65 and a maximum tan(?) value, denoted tan(?)max, less than 0.100 and its complex dynamic shear modulus G*, measured at 10% and 60° C. on the return cycle is greater than 1.35 MPa.

Abstract: A pneumatic tire includes a carcass, a tread portion and a belt layer having a first inclined belt ply, circumferential direction belt ply, and second inclined belt ply. Ground contact edge side belt plies extend from tire width direction end portions of the second inclined belt ply toward tire width direction outsides, at a tire radial direction outside of the carcass. With respect to a tire circumferential direction, an angle of cords of the first inclined belt ply is from 45° to 60°, an angle of a cord of the circumferential direction belt ply is 5° or less, an angle of cords of the second inclined belt ply is from 30° to 60°, and an angle of cords of the ground contact edge side belt plies exceeds 5° and is 30° or less. A distance dimension of the ground contact edge side belt plies is 80% or more of a ground contact width.

Abstract: Visco-elastic tyre balancing compositions comprising 1) 85 to 97% by weight of a glycol ether component comprising one or more ethylene/propylene glycol copolymer ethers of the general formula (I) or the general (II) or mixtures thereof R—O{[CH(CH3)CH2—O—]m[CH2—CH2—O—]n}H (I) R1—(O—{[CH(CH3)CH2—O—]m[CH2—CH2—O—]n}H)2 (II) wherein R is hydrogen or an alkyl group of 2-8 carbon atoms; R1 is an alkylene moiety of 2-8 carbon atoms in which the two substituents are not carried on the same carbon atom; m is the mole percentage of propylene glycol in the ethylene/propylene glycol copolymer moiety or moieties; and n is the mole percentage of ethylene glycol in the ethylene/propylene glycol copolymer moiety or moieties, wherein the ratio n:m is in the range from 35:65 to 80:20; each glycol copolymer compound having a number average molecular weight in the range of 2000-10000; and 2) 3 to 15% by weight of a fumed silica gel former; said balancing compositions being visco-elastic and having a Storage Modulus (G?) between

Abstract: Provided is a bias tire includes a carcass extending between a pair of bead portions, a pair of sidewall portions, a tread, and a reinforcement layer (5), formed by cords (5Cb), disposed so as to cover at least a portion of a tire circumferential edge (BEi) on the inner side, in the tire radial direction, of the innermost ply (2Bi) of the carcass in a tire half portion (HFa) on a side where, as a cord (Cb) of a tire circumferential end on the inner side, in the tire radial direction, of the innermost ply (2Bi) approaches the tire circumferential edge on the inner side, in the tire radial direction, of the innermost ply (2Bi) along the tire circumferential direction, the cord (Cb) is inclined so as to separate from the tire equator (CL).

Abstract: An object is to improve durability without increasing the tire mass. An aircraft pneumatic tire (10) includes: a carcass ply (12) that straddles between a pair of bead portions (24); an inside belt layer (14) that is provided at a tire radial direction outer side of a crown portion of the carcass ply (12); an outside belt layer (16) that is provided at the tire radial direction outer side of the inside belt layer (14) and that is configured by a cord of cord configuration elements that have been twisted together; a belt protection layer (18) that is provided at the tire radial direction outer side of the outside belt layer (16) and that is configured by a cord of cord configuration elements that have been twisted together; and a low elasticity portion that is provided at at least one of the cord of the belt protection layer (18) or the cord of the outside belt layer (16), and that has a lower elasticity than other length direction portions of the cord (32).

Abstract: Provided is a pneumatic tire including one fastener in a separable pair of mechanical fasteners, the one fastener being disposed on the tire inner surface. The one fastener includes at least two components. The at least two components are fixed together while sandwiching the fixing member made from a resin or a resin composition composed of a blend of a resin and an elastomer. The fixing member includes anchoring elements disposed only on the side facing the tire inner surface. The anchoring elements are at least partially embedded in the tire inner surface.

Abstract: This pneumatic tire (1) includes: a pair of bead cores (11, 11); a carcass layer (13) extending between the pair of bead cores (11, 11); and a belt layer (14) including a laminate of at least four belt plies (141 to 144) having steel belt cords covered with coating rubber, the belt layer being disposed on the outer side in a tire radial direction of the carcass layer (13). An inter-cord distance (Ga) between an outermost layer belt ply (fourth belt (144)) and an adjacent belt ply (third belt (143)) has a relationship such that 0.80?Ga/?max?1.80 with respect to a maximum value (?max) of outer diameters (?4, ?3) of belt cords (1441, 1431) in the outermost layer belt ply (144) and the adjacent belt ply (143).

Abstract: A tire 2 includes a pair of beads 12 and a carcass 14. A core 28 of each bead 12 includes a body 34 having a hexagonal cross-section, and a cover 36 covering the body 34. The cover 36 is wrapped around the body 34, and the number of turns the cover 36 is wrapped around the body 34 is greater than or equal to one and smaller than two. The cover 36 includes a plain weave fabric obtained by interlacing warp threads 72 and weft threads 74. The warp threads 72 and the weft threads 74 intersect. An angle of the intersection is greater than or equal to 45° and not greater than 125°. The warp threads 72 are inclined relative to a carcass cord 70. An angle of the inclination is greater than or equal to 22.5° and not greater than 67.5°.

Abstract: The invention relates to a toroidal inner tube (30, 130). The invention is characterized by the fact that the inner tube (30, 130) is in the form of a flexible corrugated tube (40, 140) that is curved to form a closed loop, the tube comprising alternating crest rings (46, 146) and trough rings (48, 148), the tube presenting a radius (R) and, when measured in a plane perpendicular to the axis of the tube, the radial thickness of at least one of the crest rings is less than the radial thickness of at least one of the trough rings (48, 148).

Abstract: Provided is a pneumatic tire where a total width (SW) and an outer diameter (OD) satisfy the relationship SW/OD?0.3; an inner diameter (ID) and an outer diameter (OD) satisfy the relationship ID/OD?0.7; as viewed in a tire meridional cross section, an area (X1) (mm2) of a first region (R1) and a periphery length (Y1) (mm) of an inner peripheral surface of the first region (R1) have a ratio X1/Y1 of 12 or greater and 30 or less; and an area X2 (mm2) of a second region (R2) and a periphery length (Y2) (mm) of an inner peripheral surface of the second region (R2) have a ratio X2/Y2 of 10 or greater and 15 or less.

Abstract: The invention relates to a tire comprising a crown reinforcement formed of at least two working crown layers each formed of reinforcing elements inserted between skim layers of rubber compound, a first layer S of polymer compound being in contact with at least one working crown layer and in contact with the carcass reinforcement and the crown reinforcement comprising at least one layer of circumferential reinforcing elements. In accordance with the invention, the elastic modulus under tension at 10% elongation of at least one skim layer of at least one working crown layer is less than 8.5 MPa, the maximum value of tan(?), denoted tan(?)max of the said at least one skim layer of at least one working crown layer is less than 0.100, and the complex dynamic shear modulus G*, measured at 10% and 60° C. on the return cycle, of the said first layer S of polymer compound is greater than 1.35 MPa.

Abstract: A pneumatic radial tire for a passenger vehicle according to the present invention has an appropriate relationship between a tire cross-sectional width SW and a tire outer diameter OD. Also, a method of using the pneumatic radial tire for a passenger vehicle according to the present invention is to use the above radial tire with at least specified internal pressure.

Abstract: Durability of a pneumatic tire is enhanced by effectively promoting heat radiation by air cooling. A plural of projections are comprised on a surface of a tire side portion. The projection comprises a front side surface which is a side surface of a tire rotational direction side and an outer end surface which is a side surface of a tire outer radial direction side. The front edge portion intersects a straight line extending in a tire radial direction as viewed in a tire wide direction. A tip angle made by the top surface and the front side surface on the edge portion of the projection is equal to or less than 100°. The outer end surface comprises a projection having an inclination side surface which is inclined in a tire rotating rivers direction toward a tire outer radial direction.

Abstract: A pneumatic radial tire for a passenger vehicle according to the present invention has an appropriate relationship between a tire cross-sectional width SW and a tire outer diameter OD. Also, a method of using the pneumatic radial tire for a passenger vehicle according to the present invention is to use the above radial tire with at least specified internal pressure.

Abstract: A reinforced product (21) comprises: an elastomer matrix (23), several reinforcing elements (44) embedded in the elastomer matrix (23), the reinforcing elements (44) being arranged side by side in a main direction (X1), Each reinforcing element (44) comprises: several filamentary elements (46), and at least one communal sheath collectively coating the filamentary elements (46) and comprising at least one layer of a thermoplastic polymer composition. The ratio R1=ODO/E of the mean minimum thickness ODO of elastomer present on the back of the sheath to the mean thickness E of the reinforced product (21) is less than or equal to 0.17, the mean minimum thickness of elastomer ODO and mean thickness E of the reinforced product (21) being measured in a direction substantially perpendicular to the main direction (X1).

Abstract: A pneumatic tire includes a plurality of projections formed on a surface of a tire side portion at an interval in a tire circumferential direction. A thickness of the projection is smaller than a width of a top surface of the projection in a tire circumferential direction. The thickness is a distance from the surface of the tire side portion to the top surface of the projection. The width of the projection is 10 mm or more. The interval of the projections is 3 times or more and 10 times or less as large as the thickness of the projection.

Abstract: To reduce noise while suppressing increase in rolling resistance, without affecting the formation of a carcass line, provided is a pneumatic tire 10 comprising an inner liner 17. The thickness of the inner liner 17 at least in part of a side portion 18 is 1.5 mm or more. When the tire 10 is mounted to a rim, and an internal pressure of 250 kPa or more is applied to the tire, in a case where a sectional width SW of the tire is less than 165 mm, a ratio of the sectional width SW to an outer diameter OD of the tire, SW/OD, is 0.26 or less; and in a case where the sectional width SW of the tire is 165 mm or more, the sectional width SW and the outer diameter OD of the tire satisfy a relation expression OD?2.135×SW+282.3.

Abstract: A tire comprising an outer tread layer, intermediate sidewall and carcass layers and an innermost air permeation prevention layer: (i) the air permeation prevention (APP) layer having an upper and a lower surface, the layer having a polymer composition exhibiting an air permeation coefficient (APC) of about 25×10?12 cc cm/cm2 sec cmHg (at 30° C.) or less and a Young's modulus of about 1 MPa to about 500 MPa, the polymer composition comprising: (A) at least 10 wt % of at least one thermoplastic resin component having an APC of about 25×10?12 cc cm/cm2 sec cmHg (at 30° C.) or less and a Young's modulus of more than 500 MPa, which is preferably a polyamide resin or mixture, and (B) at least 10 wt % of at least one elastomer component having an APC of more than about 25×10?12 cc cm/cm2 sec cmHg (at 30° C.