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JP7375440B2 |
To improve noise performance.A pneumatic tire 1 includes a belt layer 7 and a sound absorption layer 8. The belt layer 7 includes belt ends 7e in a tire axial direction on both outer sides of a tire equator C. The sound absorption layer ...
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JP7370494B2 |
In a pneumatic tire, a bead core has end portions in a tirewidth direction formed as vertical lines along a tireradial direction. A length of the vertical lines is from 20% to 30% of a core height. In two adjacent bead core layers of fir...
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JP2023157850A |
To provide a rubber composition for tires which improves fatigue resistance, ozone resistance and thermal aging resistance while achieving both of rubber hardness and low heat generation.In a rubber composition for tires, 100 pts.mass of...
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JP2023157136A |
To provide a rubber composition for tires which improves fatigue resistance, ozone resistance and thermal aging resistance while achieving both of rubber hardness and low heat generation.In a rubber composition for tires, 100 pts.mass of...
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JP7368690B2 |
To provide a pneumatic tire capable of achieving both weight saving and low rolling resistance, and steering stability, riding comfort, and cut resistance by improving a structure of a bead part.A pneumatic tire is configured of: a body ...
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JP7367488B2 |
A pneumatic tyre (1) includes a pair of bead portions (3) having respective bead cores (5) therein, each bead core (5) defining a core innermost end in a tyre radial direction, and an inner liner (9) having an air-impermeable property an...
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JP7367454B2 |
To provide a pneumatic tire capable of improving steering stability performance and ride comfort performance with good balance.A pneumatic tire 1 includes a carcass 6 straddling between a pair of bead parts 4 through a tread part 2 and a...
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JP7365966B2 |
A pneumatic radial tire for aircraft in the present disclosure includes a bead core formed by a pair of cable beads embedded in a respective pair of bead portions, a pair of bead fillers respectively arranged outward in a tire radial dir...
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JP7364873B2 |
To solve such a problem that there is a technique such as lowering the hardness of a cap tread rubber in order to enhance a wet traction performance, but the technique aggravates the steering stability and rolling resistance.There is pro...
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JP7364872B2 |
To solve such a problem that there is a technique such as lowering the hardness of a cap tread rubber in order to enhance a wet traction performance, but the technique aggravates the steering stability and rolling resistance.There is pro...
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JP7363360B2 |
Tire 1 which includes: a carcass (6) extending on and between a pair of bead cores (5); and a pair of reinforcing layers (9) extending along the carcass (6); the carcass (6) includes at least one carcass ply (6A) having a body portion (6...
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JP7363937B2 |
A pneumatic tire for heavy load improves the durability of a tire portion. The pneumatic tire has a tire body (6) comprising a main body portion (6a) from the tire surface portion (2) to a tire core (5) of a tire portion (4) through a si...
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JP2023151038A |
To improve bead durability performance further.A pneumatic tire 1 includes a bead part 4. A reinforcement rubber part 10 which is located adjacent to the outer side of a carcass ply 6A in a tire axis direction is disposed at the bead par...
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JP2023147333A |
To provide a tire 2 that can be reduced in weight while suppressing a carcass from deteriorating in strength, without impairing anti-falling performance.A tire 2 comprises a pair of beads 10 and a carcass 12. An apex 40 of each bead 10 c...
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JP2023147335A |
To provide a tire 2 for a two-wheel automobile which can enhance rigid feeling while restraining ground-contact feeling from being deteriorated.A bead part TB of a tire 2 contains a core 18. An external surface of the bead part TB compri...
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JP2023148813A |
To provide a pneumatic tire 2 for heavy load which can suppress spot wear around a hole provided in a shoulder land part and can suppress occurrence of chipping and rib tear originating from the hole while achieving reduction of a vulcan...
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JP2023147478A |
To provide a tire 2 that can be reduced in weight while suppressing a carcass from deteriorating in strength, without impairing an appearance quality.A tire 2 comprises a pair of beads 10, a carcass 12, an inner liner 20, and an insulati...
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JP7360009B2 |
To provide a pneumatic tire which enables reduction of passing sound.A pneumatic tire 1 includes: a tread part 2; a pair of side wall parts 4 disposed at both sides as seen in a tire width direction of the tread part; and a sound absorpt...
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JP2023146035A |
To provide a pneumatic tire that achieves weight saving of the tire while maintaining good durability of a bead part.A recessed part 20 continuous in a tire circumferential direction is provided in a tire outer surface of at least one si...
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JP2023145032A |
To provide a motorcycle tire capable of improving robustness with respect to engagement with a rim and operation stability.A motorcycle tire includes a pair of bead parts 4. The pair of bead parts 4 is provided with bead cores 5 and bead...
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JP7358856B2 |
A pneumatic tire having excellent high-speed stability is provided. The pneumatic tire is a pneumatic tire 1 including a carcass 6 including a carcass ply 6A extending on and between bead cores 5. Each bead core 5 includes a bead wire 10...
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JP2023143748A |
To provide a heavy duty tire 2 that can achieve improvement of bead durability without causing an increase in rolling resistance.A contours CL of a carcass 12 includes a curved portion 44 and an inversely curved portion 46 in a meridian ...
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JP2023140639A |
To provide a heavy load tire 2 which can be reduced in weight and can achieve improvement of SFC resistance.In a meridian cross section of a tire 2, a contour CL of a carcass 12 has: a curved portion 44 expanded outward; and a reverse cu...
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JP7354364B1 |
[Problem] To provide a heavy-duty tire 2 that can suppress the occurrence of damage caused by the presence of an RFID tag 54. A tire 2 includes a pair of chafers 8 and a tag member 26. Chafer 8 makes contact with rim R. Tag member 26 inc...
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JP7353902B2 |
The outer diameter (OD) of the pneumatic tire (10) is 350 mm or more and 600 mm or less, and the tire width (SW) is 125 mm or more and 255 mm or less. An aspect ratio of the pneumatic tire (10) is 40% or more and 75% or less, a rim diame...
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JP2023134371A |
To provide a tire having excellent overall performance in terms of handling stability and ride quality.A tire includes a side portion, the side portion including a side member composed of a rubber composition, the rubber composition cont...
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JP2023131633A |
To further improve bead durability.A pneumatic tire 1 comprises a bead part 4. In the bead part 4 is arranged a reinforced rubber part 10 adjacently to outside in a tire axial direction of a carcass ply 6A. The reinforced rubber part 10 ...
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JP7348477B2 |
To provide a pneumatic tire that can be improved in resistance to external wound while being reduced in weight.In the pneumatic tire, in which a bead core 5 having a wedge-shape protruding toward outside in a tire radial direction in a c...
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JP7343784B2 |
To provide a pneumatic tire which allows for improvement of durability of the tire while securing a communication property and durability of a transponder.In a pneumatic tire in which a carcass layer 4 is bridged between a pair of bead p...
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JP7343786B2 |
To provide a pneumatic tire which allows for improvement of durability of the tire while securing a communication property and durability of a transponder.In a pneumatic tire in which a carcass layer 4 is bridged between a pair of bead p...
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JP7343785B2 |
To provide a pneumatic tire which allows for improvement of a communication property and durability of a transponder while securing durability of the tire.In a pneumatic tire in which a carcass layer 4 is bridged between a pair of bead p...
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JP7343769B2 |
To provide a pneumatic tire capable of suppressing deformation of the tire due to change in internal pressure so as to suppress a bead portion from being narrowed after traveling.A carcass line is configured to be formed, when applied wi...
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JP7339503B2 |
To solve the problem that there is the problem that steering stability and durability deteriorate in a known method in which for instance a cap tread rubber is softened to deteriorate spring characteristics, in order to achieve a current...
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JP2023123801A |
To provide a pneumatic tire that can avoid deterioration of rolling resistance and occurrence of a manufacturing failure, while attaining high-withstand load capacity and space-saving.An outer diameter of a pneumatic tire (10) is 350 mm ...
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JP2023121756A |
To provide a radio electric power reception system and a tire/wheel assembly each of which enables electric power to be appropriately received through a tire, and the tire.A radio electric power reception system comprises an electric pow...
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JP2023119731A |
To provide a tire 2 which can achieve reduction of rolling resistance while minimizing deterioration of durability.An apex 32 of a bead 10 includes an apex body 48, a strip apex 50, and an intermediate apex 52. An inner end of the strip ...
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JP2023119947A |
To provide a run flat tire excellent in run flat durability.A run flat tire includes: a carcass 4 composed of one or more carcass plies extending from a pair of bead parts 3 through a side wall portion 2 to a tread portion 1; a pair of s...
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JP7333289B2 |
A pneumatic tire according to the present disclosure includes a pair of bead cores, a carcass ply including a main body positioned between the bead cores and a turn-up portion connected to the main body and formed by turning up around ea...
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JP7331316B2 |
To provide a resin metal composite member for tire which is excellent in adhesion to a metal member of an adhesive layer.A resin metal composite member for tire has a metal member 11, an adhesive layer 12 provided directly on the metal m...
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JP7324712B2 |
The present invention relates to a rubber composition which makes it possible to achieve both of a riding comfort during normal running and durability during run flat running in a run flat tire. The rubber composition is a rubber composi...
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JP7324133B2 |
Provided is a run-flat tire that can suppress localized deformation even during run-flat traveling and improve run-flat durability. This run-flat tire has a reinforcement rubber layer 50 disposed on a sidewall 12, wherein: a part of the ...
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JP7323023B1 |
An object of the present invention is to provide a tire (2) capable of improving readability of an RFID tag (54) while suppressing the influence of the RFID tag (54) on uniformity. A tire (2) includes a plurality of joining elements and ...
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JP7323490B2 |
A pneumatic tire according to the present disclosure includes a ply including a plurality of cords arranged in parallel to each other, a cover rubber covering the ply and configuring a tire outer surface, and a reinforcement layer that, ...
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JP7315818B2 |
To attain weight saving and improvement in steering stability performance, while improving durability performance in a high-temperature region.In a pneumatic tire 100, a ratio L1/L2 is 0.25-0.90 of a protrusion amount L1 toward a bead pa...
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JP7315846B2 |
In a pneumatic tire including a bead core, a first bead filler on an outer circumference of the bead core, a carcass turned up from an inner side to an outer side around the bead core and the first bead filler, and a second bead on an ou...
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JP2023102465A |
To provide a pneumatic tire 2 for heavy load which can decrease damage risk of an RFID tag 78 in consideration of durability of a bead part B.A tire 2 comprises: an apex 40 which includes an inside apex 40u and an outside apex 40s; and a...
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JP2023102627A |
To improve durability performance of a bead part.A pneumatic tire 1 is given in which a first apex rubber 8 is arranged at a bead part 4. The first apex rubber 8 extends from an outer face 5a of a bead core 5 in a tire radial direction t...
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JP7312411B2 |
Provided is a resin-rubber composite provided with: a resin member that has a treated surface to which a first surface treatment using plasma treatment has been applied and to which a second surface treatment using a reactive inorganic c...
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JP7312297B2 |
To provide a tire that can ensure sufficient steering stability even when a structure of a bead part is simplified.In a cross section along the tire width direction and the tire radial direction, assuming that a point A is a position on ...
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JP2023101287A |
To provide a pneumatic tire that can exert excellent durability.A carcass 6 includes a carcass ply 6A in which a plurality of carcass cords 10 are arrayed. The carcass ply 6A includes: a main body part 6a bridged between bead cores 5 of ...
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