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WO/2021/250344A1 |
The present invention relates to a tire tread for a heavy, mixed-use vehicle and is intended to improve the endurance of the crown of the tire after gravel has gotten caught in the tread. The tread (1) comprises hollows (3) comprising a ...
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WO/2021/248711A1 |
Disclosed is a dune buggy tyre, comprising a tyre body (1). A plurality of sets of anti-skid assemblies (2) for increasing friction force between the ground and the tyre are evenly arranged on the outer surface of the tyre body (1) in th...
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WO/2021/250331A1 |
The tyre (10) for a private passenger vehicle comprises an axially central portion and axially lateral portions. The axially central portion and each axially lateral portion meet only one of conditions I, II, III: I - the portion does no...
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WO/2021/248628A1 |
A high-grip snow tire, comprising a tire body (1). Pattern blocks and friction blocks (8) are arranged on the circumferential surface of the tire body (1) and located on the same side of the equatorial plane of the tire body. The pattern...
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WO/2021/247036A1 |
Methods, apparatuses, computer program products, systems for enhanced tracking of tire tread wear are disclosed. In a particular embodiment, a tire monitoring sensor (TMS) detects a tread wear reporting event, generates tread wear data i...
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WO/2021/246350A1 |
Provided are a stud pin that enhances edge effect and improves on-ice performance, and a tire comprising said stud pin. A stud pin P has an embedded base part 10 embedded in the tread section of a tire, and a tip-end part 20 that is posi...
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WO/2021/241296A1 |
This pneumatic tire comprises a shoulder land part demarcated by circumferential-direction grooves with a groove width of 3 mm or greater in a tread part, wherein the shoulder land part includes a plurality of width-direction grooves. Th...
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WO/2021/240109A1 |
The invention relates to an anti-ozonant composition for a crosslinked rubber article, said composition being based on at least one chlorinated elastomer, at least one hydrocarbon solvent and at least one aprotic polar solvent. The inven...
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WO/2021/235400A1 |
Provided is a pneumatic tire having sufficiently improved wet traction performance in a low-temperature environment compared to conventional products. A pneumatic tire comprising a tread in which at least two circumferential main groov...
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WO/2021/229160A1 |
- The invention relates to a tyre (10) for a passenger vehicle comprising a tread comprising at least one regulatory wear indicator (46) defining a regulatory wear threshold, a tread layer (52) comprising an elastomeric tread material ha...
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WO/2021/229893A1 |
To achieve both off-road performance and noise performance, main grooves 30 are formed in step shapes having circumferentially extending parts 34 extending in the tire circumference direction at different positions in the tire width dire...
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WO/2021/231381A1 |
Tire sensing systems (126) operable to determine one or more physical characteristics of a tire (156) include millimeter wave transmitting and receiving devices (128T;128R). A processor (218) is communicatively coupled with a memory (220...
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WO/2021/225060A1 |
Provided is a pneumatic radial tire for a passenger vehicle that exhibits both riding comfort at low temperatures and handling stability during high speed travel. The present invention is a pneumatic radial tire for a passenger vehicle...
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WO/2021/225145A1 |
This tire has a first circumferential main groove 11 and a second circumferential main groove 12 provided in a tread surface 1, wherein resonators 21 are formed in an intermediate land portion 20 demarcated between the first circumferent...
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WO/2021/225146A1 |
This tire has a first circumferential main groove 11 and a second circumferential main groove 12 that are provided in a tread surface 1 thereof. An intermediate land section 20 that is partitioned between the first and second circumferen...
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WO/2021/220634A1 |
The present invention is a tire provided with a tread section, wherein: the ratio (WT/WL) of the tire weight WT (kg) to the maximum load capacity WL (kg) of the tire is 0.0180 or less; the tread section includes at least a one-layer rubb...
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WO/2021/219658A1 |
A tyre comprises a tread with a groove (11) having a fence (12) in it. Two wedges (13), (14) are provided in the groove (11), each on a first side of the fence (12) in the groove longitudinal direction. Each wedge (13), (14) is arranged ...
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WO/2021/214388A1 |
An object (1) comprising elastomer material and a strain sensor (2) for measuring strain of said elastomer material, which strain sensor (2) comprises a body (3) comprising piezoresistive elastomer and arranged in contact with said elast...
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WO/2021/215279A1 |
A tire including a tread, wherein the ratio of the weight G (kg) of the tire to the maximum load capacity WL (kg) of the tire, G/WL, is 0.0150 or less and the tread includes three or more rubber layers each constituted of a rubber compos...
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WO/2021/216041A1 |
The present invention provides for a heavy truck tire tread (12) with a plurality of sipes (20) in the shoulder rib (18) that extend from the shoulder edge (14) to the shoulder groove (16). Each one of the sipes (20) has a bottom (28) wi...
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WO/2021/215278A1 |
A tire including a tread, wherein the ratio of the weight G (kg) of the tire to the maximum load capacity WL (kg) of the tire, G/WL, is 0.0150 or less, the tread includes at least one rubber layer constituted of a rubber composition comp...
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WO/2021/209598A1 |
The present invention relates to a tyre (1) comprising: - a carcass (5); - at least one high elongation belt (1, 2, 3, 4), being applied as a single cord externally to said carcass (5); and - an external tread portion (6), provided with ...
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WO/2021/210481A1 |
The present invention improves the snow performance and the wet performance of a tire tread pattern in which a plurality of inclined grooves are arranged so as to extend from starting ends in the center region, including the equatorial l...
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WO/2021/206023A1 |
A tire wear measurement device 10 according to the present invention, which detects a magnetic field M induced by a magnetic body 11 embedded in a tread 22 of a tire 20 and which measures a wear degree of the tire 20 from a change in the...
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WO/2021/201249A1 |
Provided is a tire that can achieve both dry driving stability and wet driving stability. In a tire meridian cross section, a line that connects, by a single circular arc, a ground contact end positioned at each shoulder land part, a mid...
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WO/2021/201254A1 |
In order to achieve both abrasion performance and uneven wear resistance, this tire is provided with: a main groove 20 which extends in the tire circumferential direction, lug grooves 30 which extend in the tire width direction, land are...
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WO/2021/200132A1 |
Provided is a pneumatic tire in which the rolling resistance coefficient is reduced while maintaining steering stability. In a ground contact region defined by a pair of shoulder main grooves 10B located on both outermost sides of a trea...
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WO/2021/201283A1 |
In order to improve on-ice/snow performance, this tire has a circumferential direction groove 11 located at an outermost side in a tire width direction as an outermost circumferential direction groove 12, a land portion 20 located inside...
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WO/2021/201280A1 |
In order to have satisfactory dry performance, wet performance, and on-ice performance, width-direction edge parts 40, which are edge portions 35 of lug grooves 15 between land parts 30, each have a plurality of width-direction bent port...
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WO/2021/199471A1 |
Provided is a pneumatic tire with which durability of belt layers can be increased. In the pneumatic tire, a plurality of belt layers 7 are embedded in a tread portion 1. The belt layers 7 include a crossing belt pair 7' configured such ...
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WO/2021/200098A1 |
Provided is a tire comprising a pair of beads, a pair of sidewalls, and a tread communicating with both sidewalls, the tread being divided into at least three sections in the tire width direction by a center part that includes the tire e...
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WO/2021/198105A1 |
A tyre tread (10) has a groove (12) having a snow trapping device in the form of a dam (14) in it. The dam (14) is attached to a bottom wall (16) of the groove (12), and to side walls (18, 20) of the groove (12). The dam (14) has a first...
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WO/2021/191552A1 |
The invention relates to a tyre with a tread comprising at least two tread pattern units (MA, MB), distributed periodically in the circumferential direction with pitches (PA, PB). Each tread pattern unit is formed of three portions (Z1, ...
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WO/2021/193901A1 |
An article intended to come into contact with the ground, and the article comprising a laminate comprising at least two superposed portions comprising: a first portion (FP) made of a first rubber composition (FC); and a second portion (S...
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WO/2021/194695A1 |
Methods, apparatus, systems, and computer program products for determining tread depth using data from a tire mounted sensor (TMS). In a particular embodiment, determining tread depth using data from a TMS includes determining, based on ...
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WO/2021/191551A1 |
The invention relates to a tyre having a tread comprising at least two tread pattern elements (MA, MB) distributed periodically in the circumferential direction at spacings (PA, PB). Each tread pattern element is formed of three portions...
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WO/2021/192474A1 |
In order to provide a method for accurately estimating the degree of wear of a tire when travelling regardless of tire wear shape, the degree of wear of the tire is estimated using: an index of a deformation speed at or near an edge of a...
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WO/2021/185474A1 |
Tread profile of a vehicle tyre with profile elements (1, 12, 13, 14, 15, 6) separated from one another by grooves (7, 8, 9, 10, 23), wherein the profile elements (13, 14, 1, 12) that are separated by a groove (9, 7) are outwardly delimi...
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WO/2021/188139A1 |
A tire may be re-treaded utilizing a process in which a worn tread is removed from a casing. The worn tread had a first tread pattern. The casing has a tire body encapsulating at least one reinforcing belt, the at least one reinforcing b...
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WO/2021/182536A1 |
The purpose of the present invention is to provide a pneumatic tire that has a small environmental load by not containing resorcin in an adhesive composition used for coating organic fiber cords, and that has an excellent rolling resista...
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WO/2021/182301A1 |
A circumferential main groove (31), a circumferential main groove (41), a circumferential main groove (32), and a circumferential main groove (42) of a pneumatic tire (10) include see-through portions (P), and have an equal groove width....
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WO/2021/177227A1 |
The present invention provides a tire with which it is possible to improve dry performance and wet performance, and also improve snow performance. In this tire having a designated direction for mounting to a vehicle, a groove area ratio ...
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WO/2021/176806A1 |
The present invention achieves a balanced improvement in wet manoeuvrability, external noise resistance and wear resistance. Along vehicle-mounting outer edges of first to fourth circumferential main grooves (12, 14, 16, 18), first to fo...
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WO/2021/177228A1 |
The present invention provides a tire with which it is possible to improve dry performance and wet performance, and also improve antiwear performance and snow performance in a well-balanced manner. In this tire having a designated direct...
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WO/2021/172099A1 |
A small-width large-diameter tire is provided with which it is possible to improve noise suppression performance during high-speed running without impairing the low-temperature handling performance. The tire includes a tread 2 comprisi...
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WO/2021/174181A1 |
An external tire reader can be configured to read a tire tread. The external tire reader can include an offset structure, a camera system, and a controller. The offset structure can be configured to be applied to the tire tread. The came...
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WO/2021/166904A1 |
This tire has a tread comprising: a first layer constituting a tread surface; and a second layer adjacent to the radially inner side of the first layer, wherein the first layer and the second layer are formed of a rubber composition cont...
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WO/2021/164442A1 |
A multi-nail hole studded tire, comprising a tire body that forms a tire main body, a tire crown reinforcement, two tire beads that make contact with a mounting rim, two tire sidewalls, and a tread; the tread is circumferentially covered...
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WO/2021/165291A1 |
A wear detection device and method for detecting and indicating wear of a tire (10), the device comprises a transmitter (20) installed in the tire, and which is adapted to transmit signals when supplied with power. The transmitter furthe...
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WO/2021/162464A1 |
A tire wear detection device, according to one embodiment of the present invention, comprises: a first body which is inserted and positioned in the outer surface of a tire; a second body which is inserted and positioned in the inner surf...
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