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JPWO2020095891A1 |
A pair of bead cores, a carcass that straddles the pair of bead cores and whose ends are locked to the bead core, and an inner liner provided on the inner surface side of the tire of the carcass. Side reinforcing rubber provided in direc...
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JP6934354B2 |
A tire which includes a carcass which extends from a pair of bead portions through a sidewall portion to reach a tread portion and an inner liner disposed at an inner circumferential surface of a tire main body is provided. The tire furt...
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JP6935770B2 |
To provide a run-flat tire that can improve anti-shock burst performance while securing run-flat travelling performance and further reduce rolling resistance.A side reinforcing rubber 50 is provided in a side wall part 8. When an area wh...
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JP2021133740A |
To provide a tire for a motor cycle that can improve vehicle hand-push performance, without deteriorating heating resistance performance.A tire 100 for a motor cycle comprises: a pair of bead cores 3; a carcass layer 2 folded back from i...
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JP2021133745A |
To provide a tire for a motor cycle that can improve vehicle hand-push performance, without deteriorating peeling resistance performance of a reinforcement rubber layer.A tire 100 for a motor cycle comprises: a pair of bead cores 3; a ca...
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JP2021133743A |
To provide a tire for a motor cycle that can improve vehicle hand-push performance, without deteriorating heating resistance performance.A tire 100 for a motor cycle comprises: a pair of bead cores 3; a carcass layer 2 folded back from i...
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JP6931601B2 |
To provide a tire that suppresses a rise in tire temperature and improves durability without causing other problems such as deterioration of rolling resistance.A tire comprises a tread part 11 and a pair of side wall parts 12 and bead pa...
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JP6921668B2 |
To provide a pneumatic tire that increases durability by improving heat dissipation without being associated with an increase in weight.A pneumatic tire includes: a beam part 1; a side wall part 2; a tread part 3; a carcass that is made ...
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JP6910284B2 |
The pneumatic tire includes: a pair of bead portions; a pair of sidewall portions extending outward in a tire radial direction of the bead portions; a tread portion extending between the sidewall portions; a carcass extending toroidally ...
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JP6911513B2 |
Provided is a pneumatic tire having reduced rolling resistance and excellent durability. In the pneumatic tire (2), a belt (16) has an inner layer (46) and an outer layer (48). The inner layer (46) and the outer layer (48) have belt cord...
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JP6909715B2 |
This run-flat tire includes: a tire body; an elastic support body that is joined to the inner surface of a bead portion of the tire body in the tire width direction, protrudes outward in the tire radial direction while separated from a t...
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JP6911412B2 |
To provide a core support-type pneumatic tire that can improve durability of a pneumatic tire during core traveling and durability of a core, even when the nominal width of the pneumatic tire is great.A core support-type pneumatic tire i...
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JP2021104718A |
To provide a pneumatic tire 2 excellent in pinch cut resistance.In this tire 2, an outer end 58 and an inner end 60 of a side reinforcement layer 32 are positioned on the axial direction inside of a flange reference line LF, and on the m...
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JP6908222B2 |
To manufacture a side reinforced rubber for run flat tire excellent in durability.There is provided a side reinforced rubber composition for run flat tire, containing a rubber component containing a diene rubber, a vulcanizer, and carbon...
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JP6904355B2 |
A run-flat tire is provided with: a carcass layer mounted between a pair of bead portions; and a run-flat reinforcing layer having a crescent-shaped cross-section, provided on a side wall portion on an inner side of the carcass layer in ...
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JP6903932B2 |
To provide a pneumatic tire applying the characteristics of a different diameter bead type and excellent in noise characteristic.In a pneumatic tire 2, the length of a first sidewall in a radial direction is longer than that of a second ...
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JP2021098386A |
To provide a tire wheel assembly that achieves power reception efficiency during normal driving and run-flat driving.A run-flat tire of the invention includes a tire and a wheel having a rim part. The tire is attached to the rim part. Th...
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JP2021098384A |
To provide a tire/wheel assembly improved in run-flat durability.A tire/wheel assembly is equipped with a tire, and a wheel having a rim portion. The tire is installed to the rim portion. The tire/wheel assembly is equipped with a power ...
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JP2021098383A |
To provide a tire/wheel assembly improved in flaw resistance.A tire/wheel assembly is equipped with a tire, and a wheel having a rim portion. The tire is installed to the rim portion. The tire/wheel assembly is equipped with a power rece...
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JPWO2019244740A1 |
The pneumatic tire 10 includes a pair of bead cores 12A, a carcass 18 formed straddling the pair of bead cores 12A, an annular resin body 12B arranged inside the carcass 18 in the radial direction of the tire, and a tire. It is arranged ...
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JP2021091294A |
To provide a run flat tire capable of effectively improving the stiffness of a reinforcing rubber layer, and improving run flat durability by sufficiently suppressing the compressive strain of a tire even during run flat traveling.A run ...
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JP2021091295A |
To obtain a tire capable of traveling a certain distance even if receiving external damages, at low costs while greatly suppressing the increase of tire weight.A tire is equipped with a pair of beads 11, a pair of side walls 12 extending...
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JP6880680B2 |
To provide a pneumatic tire excellent in ride comfort and run-flat durability.In a pneumatic tire 2, a load supporting layer 14 is positioned in radially outside of a bead 10. The bead 10 comprises an apex 40 extending radially outward w...
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JP6878862B2 |
To provide a holding member of a support core for a tire that can improve core holding property while improving workability for rim assembly.A holding member 5 made of rubber and disposed between an outer peripheral surface of a rim 1 to...
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JP6872840B1 |
To realize a tire / wheel assembly capable of exhibiting good run-flat running performance. An elastically deformable annular hollow body (4) is arranged in a space formed by a pneumatic tire (1) and a wheel rim (2). The annular hollow b...
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JP6875209B2 |
A run-flat tire has: a pair of bead cores; a carcass that straddles the pair of bead cores, and having end portions that are anchored on the bead cores; bead fillers that are made of resin and that extend from the bead cores along an out...
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JP6867836B2 |
To provide a core support-type pneumatic tire that can improve durability of a pneumatic tire during core traveling.A core support-type pneumatic tire includes a pneumatic tire 3, and an annular core 4 for supporting the pneumatic tire 3...
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JP2021059203A |
To provide a pneumatic tire which achieves improvement of puncture resistance while inhibiting weight increase of the tire.A pneumatic tire 10 has an internal pressure holding member 17 which is housed inside the pneumatic tire 10, fille...
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JP2021059194A |
To provide a run flat tire which can achieve both riding comfort performance and run flat durability performance in normal travel while achieving high load bearing capability and space saving.In a run flat tire 10 whose tire side part in...
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JP6852290B2 |
To provide a method for producing a run flat tire which can eliminate use of a post-cure inflator and can reduce a production cost of a run flat tire by having a specific run flat tire structure, and can suppress occurrence of over-vulca...
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JP6850679B2 |
To provide a run-flat radial tire having a comparatively large tire sectional height which improves run-flat durability.A run-flat radial tire includes a carcass, a side reinforcement rubber which is provided on a tire side part and exte...
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JP6848062B2 |
Methods for producing a polymer-containing coating upon a cured tire inner liner using a coating composition of specified composition are provided. Also provided are methods for producing a tire comprising a cured inner liner (with a pol...
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JP6844718B2 |
In order to achieve run-flat durability and ride comfort performance in a compatible manner, a run-flat tire (1) includes a side reinforcing rubber layer (10), a first bead filler (51) disposed on an inner side of a turned-up portion (6b...
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JP2021024548A |
To provide a tire which usually, hardly causes a hole to be made in a tube by providing a film and protrusions on an inner side of the tire and matters to be connected from left and right sides on an outer side so that the tube can conti...
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JP6831300B2 |
A run-flat tire has: a pair of bead cores; a carcass that straddles the pair of bead cores, and having end portions that are anchored on the bead cores; side reinforcing rubbers that are provided at tire side portions, and that extend in...
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JP2021014505A |
To provide a rubber composition for producing a tire having excellent general performance of fuel economy and steering stability.A rubber composition for a tire component, comprising a rubber component, a tetrazine-modified phenolic resi...
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JP6819379B2 |
To provide a pneumatic tire 12 capable of achieving reduction in road noise while maintaining durability in a run-flat traveling.In a tire 12, an outside end PA of an apex 44 is located further inside than an outside end LS of a clinch 1...
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JP6819380B2 |
To provide a pneumatic tire 2 capable of achieving enhancement in riding comfort and durability in a run-flat traveling.In a tire 2, a length of an apex 38 is 20 mm or less. A buffer layer 24 is located between a carcass 12 and a clinch ...
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JP6816530B2 |
To provide a holding member for a support core for a tire that can render processing for a ventilation hole to the core unnecessary, enhance degrees of freedom of a position of a valve to be arranged in a rim and further can improve perf...
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JP6806697B2 |
The reinforcing element (36) comprises a single strand (54) of high-modulus textile monofilaments and a single strand (56) of low-modulus textile monofilaments, which are wound one around the other in a direction D3 with a twist R3, the ...
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JP2020203574A |
To provide a run-flat tire which is reduced in weight while improving ride comfort.A bead part 60 of a run-flat tire 10 includes a bead core portion 61 having a bead cord 61a, a first bead filler portion 62 which is continuous to the bea...
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JP6803150B2 |
To provide a run-flat radial tire capable of suppressing asymmetrical deformation during run-flat traveling as well as enhancing durability during the run-flat traveling.A tire 10 (run-flat radial tire) comprises: a carcass 14 straddling...
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JP6803143B2 |
To suppress deterioration in traveling performance while suppressing a rim detachment.A run flat tire (a tire 10), whose cross section height is 113 mm or more, comprises: a carcass 14 hung across a pair of bead parts 12; a side reinforc...
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JP2020199996A |
To provide a pneumatic tire capable of achieving both reduction of road noise and improvement of ride quality at the time of a puncture.A pneumatic tire includes a run-flat liner of a crescent-shaped cross section arranged as a reinforce...
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JP6801488B2 |
To provide a pneumatic tire in which reduction of weight and rolling resistance are taken into consideration while enhancing durability at run-flat travel.A length of an apex 38 amounts to 20 mm or less in this tire 2. A buffer layer 24 ...
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JP6793045B2 |
To provide a holding member for a support core for a tire that can render processing for a ventilation hole to the core unnecessary and enhance degrees of freedom of a position of a valve to be arranged in a rim.A holding member 5 made o...
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JP6793046B2 |
To provide a holding member for a support core for a tire that can enhance degrees of freedom of a position of a valve to be arranged in a rim.A holding member 5 made of rubber, which is arranged between an outer peripheral surface of a ...
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JP6781671B2 |
A run-flat tire has: a pair of bead cores, each bead core formed by covering a wire with resin; a carcass that straddles the pair of bead cores, and having end portions that are anchored on the bead cores; side reinforcing rubbers that a...
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JP6773014B2 |
In a pneumatic tire including a side reinforcing layer, the maximum width W0 of a bead core and the widths W1, W2 of the bead core at innermost and outermost sides in the radial direction, respectively, satisfy W1>W2 and W2≤0.5×W0. W0...
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JP6773013B2 |
Of layers configuring a bead core of a pneumatic tire, the width W0 of one of the layers including the greatest number of rows, the width W1, W2 of other of the layers located respectively innermost and outermost in the radial direction ...
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