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WO/2020/094986A1 |
The subject of the invention is a method for manufacturing a tyre by means of an assembly comprising: a first structure of first filamentary elements, a second structure of second filamentary elements, a supporting structure (30) compris...
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WO/2020/090834A1 |
Provided is an elastomer reinforcement cord for which the problem of stress concentration at an interface between an elastomer and a metal cord has been resolved to improve durability. The elastomer reinforcement cord comprises metal fil...
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WO/2020/090833A1 |
Provided is an elastomer reinforcement cord having improved rust resistance. The elastomer reinforcement cord 10 comprises metal filaments and a polymer material. The elastomer reinforcement cord 10 comprises at least one core strand 21 ...
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WO/2020/090983A1 |
A bead section (60) of a pneumatic tire (10) includes a bead core portion (61) in which a bead core (61a) is covered with a resin material, a bead filler portion (62) that is continuous with the bead core portion (61) and is formed from ...
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WO/2020/090984A1 |
A bead section (60) of this tire includes an inner bead (61A) provided to the inner side of a carcass ply (40) in the tire width direction and an outer bead (61B) provided to the outer side of the carcass ply (40) in the tire width direc...
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WO/2020/090835A1 |
Provided is a cord for elastomer reinforcement use, which has improved anti-corrosion performance. A cord 10 for elastomer reinforcement use, which comprises metallic filaments and a polymeric material. The cord 10 is composed of at leas...
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WO/2020/084227A1 |
The tyre (1) comprises a crown-reinforcing region (10) which comprises a sheet of strips (14), each forming an angle of less than or equal to 10° with the circumferential direction. Each reinforcing strip (14) is formed by a laminate ma...
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WO/2020/084830A1 |
This pneumatic tire 1 comprises: a carcass layer 13; a belt layer 14 arranged outside the carcass layer 13 in the radial direction; and a tread rubber arranged outside the belt layer 14 in the radial direction. The carcass layer 13 has a...
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WO/2020/084832A1 |
This pneumatic tire 1 comprises: a carcass layer 13; a belt layer 14 arranged outside the carcass layer 13 in the radial direction; and a tread rubber arranged outside the belt layer 14 in the radial direction. The carcass layer 13 has a...
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WO/2020/085100A1 |
Provided is a pneumatic tire that makes it possible to reduce rolling resistance while also improving run-flat durability, and to improve ride quality during ordinary travel. A bead filler 6 is arranged on the outer peripheral sides of r...
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WO/2020/080438A1 |
The present invention provides: an elastomer-metal cord composite body which is obtained by covering a metal cord with an elastomer, said metal cord being composed of a bundle of metal filaments that are lined up without being twisted, a...
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WO/2020/080444A1 |
The present invention provides: an elastomer-metal cord composite body which is capable of improving various properties of a tire such as steering stability, crack growth resistance and low loss characteristics; and a tire which uses thi...
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WO/2020/080445A1 |
The present invention provides a tire which has achieved a good balance between steering stability and ride quality. This tire comprises: a carcass 104 that is composed of a carcass ply; and a belt 105 that is composed of a belt layer. T...
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WO/2020/080443A1 |
The present invention provides a tire that uses an elastomer-metal cord composite body which is obtained by covering a metal cord with an elastomer, said metal cord being composed of a bundle of metal filaments that are lined up without ...
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WO/2020/080446A1 |
The present invention provides a tire which has achieved a good balance between steering stability and ride quality. This tire comprises: a carcass 104 that is composed of a carcass ply; and a belt 105 that is composed of a belt layer. T...
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WO/2020/080441A1 |
Provided are an elastomer-metal cord composite body and a tire using the same, with which it is possible to improve various tire capabilities such as steering stability, resistance to corrosion progression, resistance to separation of be...
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WO/2020/080440A1 |
The present invention provides: an elastomer-metal cord composite body which is capable of improving various properties of a tire such as steering stability and separation resistance of belt layers; and a tire which uses this elastomer-m...
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WO/2020/080447A1 |
Provided is a tire that enables high productivity while having improved durability, steering stability, and low rolling resistance during high-speed traveling. This tire is provided with: a pair of bead cores 11; a carcass that comprises...
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WO/2020/080442A1 |
The present invention provides: an elastomer-metal cord composite body which is capable of improving various properties of a tire such as steering stability, crack growth resistance and low loss characteristics; and a tire which uses thi...
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WO/2020/079366A1 |
The invention relates to a passenger car tyre (1) with reduced rolling resistance and the same level of performance as a standard tyre. According to the invention, each bead (4) is extended axially to the inside of the tyre by a flexible...
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WO/2020/080439A1 |
The present invention provides a tire that uses an elastomer-metal cord composite body which is obtained by covering a metal cord with an elastomer, said metal cord being composed of a bundle of metal filaments that are lined up without ...
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WO/2020/073913A1 |
A rubber wheel, gapless radial shielding pieces (08, 09, 10) being provided inside the rubber wheel, the hardness of the shielding pieces being greater than HB 76. Further disclosed is a transport vehicle, comprising a carrying body, the...
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WO/2020/075346A1 |
In this pneumatic tire 1 that is attached to a standard rim R having a 5º taper in order to suppress rim slippage while achieving rim assemblability, a bead core 21 inclines within a range of 0-5º inclusive in a direction in which the ...
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WO/2020/074388A1 |
- 10 - ABSTRACT A radial tyre (7) comprising an inner liner layer (8), which is designed to make sure that the inflation air does not flow out, a body ply (1), a tread, at least one belt (9), which is arranged between the body ply and th...
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WO/2020/075466A1 |
A composite cord 10 according to the present invention is composed of two first strands 11 that are formed of aramid fiber and one second strand 12 that is formed of nylon fiber. In a cross-section that is perpendicular to the length dir...
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WO/2020/076671A1 |
A pneumatic tire includes a pair of sidewalls, a pair of bead portions, and a circumferential tread having a plurality of circumferential ribs and a plurality of circumferential grooves. A reinforcing layer is disposed in at least one of...
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WO/2020/066906A1 |
In a tire 2, a band 22 includes a band cord 52, and the load on the band cord 52 at 4% elongation is at least equal to 60 N. When the tire 2 is mounted on a regular rim, the internal pressure in the tire 2 is adjusted to a regular intern...
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WO/2020/066865A1 |
In the present invention, a carcass (40) has a main body part (41) and a folded-back part (42) folded back toward the outside in the tire width direction via a bead part (60). A bead filler is not interposed between the main body part 41...
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WO/2020/066281A1 |
In the present invention, where L1 is a virtual straight line which passes through point A and is parallel to the tire width direction, L3 is a virtual straight line which passes through point B and is parallel to the tire width directio...
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WO/2020/066279A1 |
In a cross section along the tire width direction and tire radial direction, the angle θ1 formed by imaginary straight line L4 and imaginary straight line L5 is in the range of 30 to 70 degrees, where point A is the position on the tire...
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WO/2020/065176A1 |
The invention relates to a tyre with a radial carcass reinforcement formed by a single ply of reinforcement elements, turned up around a bead core such as to be anchored in each of the beads. According to the invention, the turn-up of th...
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WO/2020/066280A1 |
In a cross section along a tire width direction and a tire radial direction, when a position on a tire equatorial plane in a tread portion (20) is taken as a point A, an imaginary straight line passing through the point A and parallel to...
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WO/2020/059673A1 |
Provided is a pneumatic tire which has a tread part comprising at least a cap tread and a jointless band, wherein: the cap tread is formed from a rubber composition for cap tread; the jointless band has a fiber cord which is coated by a ...
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WO/2020/054798A1 |
This radial tire includes a pair of bead cores, at least one carcass ply extending in a toroidal shape between the bead cores, at least one main belt layer which is disposed on the outside, in the radial direction of the tire, of a crown...
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WO/2020/053071A1 |
The aim of the invention is to improve the endurance of a tyre for a heavy duty civil engineering vehicle and relates to the hooping reinforcement thereof. According to the invention, the hooping reinforcement (70) comprises a first axia...
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WO/2020/053070A1 |
The present invention relates to a radial tyre (1) of a heavy duty civil engineering vehicle and aims to increase the breaking strength of the circumferential-layered hooping reinforcement thereof, whilst guaranteeing satisfactory endura...
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WO/2020/054673A1 |
A steel cord for reinforcing a rubber article is provided that has excellent corrosion resistance and producibility without damaging adhesion with the rubber. A steel cord 1 for reinforcing a rubber article, the steel cord 1 being obtain...
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WO/2020/049823A1 |
In order to suppress reduction in shock burst resistance performance of a pneumatic tire 1 and improve productivity, a belt cover layer 15 is formed by a belt cover material 40 being wound in a spiral shape, said belt cover material comp...
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WO/2020/049822A1 |
In order to suppress reduction in separation resistance performance and improve shock burst resistance performance, this pneumatic tire 1 comprises: a tread section 2; a belt layer 14 arranged in the tread section 2; and a belt cover lay...
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WO/2020/045284A1 |
According to the present invention, a bead part (60) comprises: an annular bead core (61) which is composed of resin-covered cords (61a), and which extends in the tire circumferential direction; and a bead filler (62) which is arranged a...
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WO/2020/035077A1 |
Disclosed is an active defense tire, comprising a ground portion and a side wall portion (3). The ground portion comprises a polymer memory sealing layer (6), a bottom adhesive layer (5) and an airtight layer (4) which are arranged succe...
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WO/2020/035292A1 |
The invention relates to a radial-type pneumatic vehicle tire, particularly a utility vehicle tire having a belt package (3) consisting of at least three layers (8, 9, 10), specifically two working layers (8, 9) and a protection layer (1...
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WO/2020/031408A1 |
Provided is a fiber cord for rubber reinforcement which can be inhibited from causing dust scattering due to the scaling of a treatment agent therefrom and which is excellent in terms of fatigue resistance and heat resistance regarding a...
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WO/2020/032208A1 |
The purpose of the present invention is to provide a tire that has a good dry handling performance and high belt durability and enables the reduction of rolling resistance. To solve this problem, the present invention pertains to a tire ...
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WO/2020/025687A1 |
Disclosed is a pneumatic tire (1) which has an overall axial width LT and the tread (2) of which comprises two working plies (41, 42), the radius of curvature of which is linked to that of the tread to ensure good rolling resistance, and...
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WO/2020/026178A1 |
A tyre (100) for vehicle wheels comprises a carcass structure (101), a crossed belt structure (106) arranged in a radially outer position with respect to the carcass structure (101), at least one zero degrees reinforcing layer (106c) arr...
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WO/2020/025685A1 |
Disclosed is a pneumatic tire (1) which has an overall axial width LT and a maximum diameter Rm, and the tread (2) of which has an axial width L and comprises two working plies (41, 42) and a reinforcement ply (5). The reinforcement ply ...
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WO/2020/021007A1 |
The invention relates to a cord (50) comprising a single ply (52) of helically wound metal wire elements (54), such that: 5 GPa ≤ M 1 ≤ 16 GPa, and 40 GPa ≤ M 2 ≤ 160 GPa, and 3 ≤ M 2/M 1.
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WO/2020/021869A1 |
To achieve both wet braking performance and shock burst resistance, the tread portion 2 of this pneumatic tire 1 is configured such that the relationship between the tire average thickness Gc of a center region Tc and the tire average th...
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WO/2020/021006A1 |
The invention relates to a cord (50) comprising a single ply (52) of helically wound metal wire elements (54). The metal wire elements define an arch (58) inside the cable, having a diameter Dv. Each metal wire element (54) has a diamete...
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