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JP5913827B2 |
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JP5913825B2 |
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JP5903066B2 |
A run flat tire is provided on the inside of the carcass in the sidewall portion with a crescent-shaped reinforcing rubber having an axially outside part and an axially inside part each composed of a number of spiral windings of a narrow...
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JP5890113B2 |
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JP5887338B2 |
The present invention provides a pneumatic tire 1, comprising: a carcass ply including a main body portion 11a extending across respective bead cores 9 and turn-up portions 11b each turned up around the bead cores 9 from the main body po...
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JP5876515B2 |
Provided is a pneumatic tire including a bead apex and/or sidewall reinforcing layer, which achieves balanced improvements in high-hardness properties, elongation at break, and self-heating properties to provide good run-flat durability ...
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JP5858180B1 |
To achieve both run-flat durability performance and steering stability performance without deteriorating rolling resistance. In a pneumatic tire 1 in which a reinforcing rubber layer 10 having a substantially crescent-shaped meridional c...
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JP5858181B1 |
To achieve both run-flat durability performance and ride comfort performance. In a pneumatic tire 1 in which a reinforcing rubber layer 10 having a substantially crescent-shaped meridional cross section is arranged on sidewall portions 4...
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JP2016503106A |
A run-flat tire with a side wall support made from a particular rubber composition. These compositions are based on crosslinkable elastomer compositions having polybutadiene rubber with a Mooney viscosity of 55-85 per 100 parts by weight...
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JP2016016825A |
To provide a run-flat tire having improved run-flat durability.In a sun-flat tire having a side reinforcement rubber part 8, the side reinforcement rubber part 8 comprises a rubber composition of which the ratio (M50H/M50N) of tensile st...
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JP2016011020A |
To provide a pneumatic tire capable of suppressing heat generation during run-flat traveling and improving a run-flat durability by disposing a crescent-shaped side-reinforcing layer to a sidewall portion.In a pneumatic tire in which a s...
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JP2015231762A |
To provide a run-flat radial tire which can suppress the occurrence of a buckling phenomenon at a tire side part at run-flat traveling.A tire 10 has: a carcass 14; an inclined belt layer 16 constituted of belt plies 16A, 16B which are ar...
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JP2015232092A |
To provide a rubber composition for run-flat tire having enhanced operation stability, setting resistance, crack resistance than conventional levels while reducing rolling resistance.There is provided a rubber composition by blending 100...
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JP5835171B2 |
In a side reinforcing type run flat tire, a minimum wall thickness portion is arranged between an end portion of each belt layer and a position at 70% of a tire cross-sectional height SH. A relationship between a thickness Gmin of the mi...
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JP5833060B2 |
A run-flat tire (10) includes: a pair of bead portions (12); side wall portions 14 that are respectively connected to the bead portions (12); a carcass (16) that spans between the pair of bead portions (12) and that includes a main body ...
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JP2015214306A |
To secure durability of a side-reinforced rubber layer in a side-reinforced run-flat tire even when the height of a tire cross section increases.A tire 10 having a tire cross section height SH of 115 mm or more comprises a side-reinforce...
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JP2015214307A |
To secure durability of a side-reinforced rubber layer in a side-reinforced run-flat tire during run-flat running even when the height of a tire cross section increases.A tire 10 having a tire cross section height SH of 115 mm or more co...
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JP5827705B2 |
The invention provides a method for producing a modified conjugated diene (co)polymer, the method including comprising: a modification reaction step including causing an organic silane compound to react with a conjugated diene (co)polyme...
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JP2015205950A |
To provide a rubber composition for tire run-flat reinforced liner capable of enhancing hardness, heat generation property, fatigue resistance and durability at same time and a pneumatic run-flat tire using the same.The above problem is ...
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JP5816214B2 |
A pneumatic tire 1 having a toroidal carcass 6 extending from a tread portion 2 through a sidewall portion 3 to a bead core 5 in a bead portion 4, is provided in the bead portion 4 with a bead reinforcing rubber layer 10 along an outer s...
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JP5819047B2 |
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JP5809611B2 |
To enhance the durability of deflated runflat tires while complying with regulations. In a runflat tire, a dimple/fin forming region (Qa) is provided on the external surface of a sidewall portion (3). First and second marking-space formi...
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JP5806528B2 |
To improve burst resistance and steering wheel responsiveness in a well-balanced state.This pneumatic tire 1 for a rally includes a carcass 6 including a folding-back ply 6A of at least one layer, and a cross-sectional substantially cres...
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JP5809191B2 |
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JP5809192B2 |
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JP5800753B2 |
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JP5789229B2 |
It is a run-flat tire 1 provided with a carcass 6 extending from a tread portion 2 through a sidewall portion 3 to a bead core 5 in a bead portion 4, and a side-reinforcement rubber layer 10 disposed inside the carcass 6 in the sidewall ...
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JP5789291B2 |
A run-flat tire comprises a tread portion (2) having a left-right asymmetry tread pattern including an inboard tread edge (Tei) and an outboard tread edge (Teo) defining a tread width (Tw) therebetween, a circumferentially extending inne...
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JP5787479B2 |
To provide a rubber composition for a sidewall reinforcing layer which can provide a run flat tire with improved balance between durability and fuel efficiency; and a run flat tire which has a sidewall reinforcing layer prepared using th...
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JP5778930B2 |
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JP5778285B2 |
Tire components including bead area components and sidewall supports for a run-flat pneumatic tire that are constructed of a material based upon a cross-linkable rubber composition. The cross-linkable rubber composition includes, per 100...
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JP2015157579A |
To provide a tire excellent in durability and also operation stability.A tire 2 includes a tread 4, a pair of sidewalls 6, a pair of beads 10, a carcass 12 bridged over one bead 10 to another bead 10 along the insides of the tread 4 and ...
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JP2015151019A |
To provide a run-flat radial tire that can suppress a buckling phenomenon from occurring at a tire side part during run-flat travelling.A tire 10 comprises: a carcass 14 extending across a pair of bead parts 12; an inclined belt layer 16...
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JP2015152362A |
To provide a method for determining the superiority or inferiority of insert rubber with precision in a short time by promoting fatigue.An evaluation method of promoted fatigue from which endurance strength of a material for inset rubber...
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JP2015147474A |
To provide a run-flat radial tire which inhibits the occurrence of a buckling phenomenon in a tire side part during run-flat driving.A run-flat radial tire 10 includes: a carcass 14 spanning between a pair of bead parts 12; side reinforc...
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JP5765107B2 |
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JP5745820B2 |
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JP5746502B2 |
A self-inflating tire includes a tire cavity (40), first and second sidewalls (30, 32) extending respectively from first and second tire bead regions (34, 36) to a tire tread region (38), and an air tube (42) connected to the tire (12) a...
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JP2015112946A |
To provide a pneumatic tire achieving durability performance and ride comfort performance.The pneumatic tire is provided in which a side reinforcing rubber 28 is formed in a side wall part 2 in a tire meridian cross section. In a region ...
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JP5732817B2 |
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JP5727896B2 |
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JP5727875B2 |
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JP2015081067A |
To provide a tire wheel assembly which is improved in load durability at low-air pressure traveling and normal traveling, and particularly, suppressed in the buckling of a tread part at the low-air pressure traveling, and its manufacturi...
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JP5703973B2 |
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JP5695543B2 |
[Object] To provide a pneumatic tire 2 for which processing of a mold is easy and which is excellent in durability. [Solution] A tire 2 has a large number of dimples 62 on sidewalls 8 thereof. These dimples 62 are divided into dimples 62...
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JP5696432B2 |
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JP5695311B2 |
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JP5687063B2 |
A run-flat tire (12) comprising: a crown; two sidewalls (40); two beads (50) each one comprising at least one annular reinforcing structure (60); a carcass reinforcement (71, 72) anchored in each of the beads by wrapping it around the an...
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JP5683067B2 |
To provide a pneumatic tire allowing improvement of run-flat durability without impairing rolling resistance and riding comfort during normal traveling. This pneumatic tire includes a bead core, a carcass layer, a tread rubber layer, an ...
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JP2015037890A |
To solve problems for example, a conventional tire support part has to be short in height, to some extent, for storing it inside a tire easily, and has to be disassembled into pieces because the length of its periphery cannot be made con...
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