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WO/2022/258902A1 |
The invention relates to a tyre of which the rolling resistance has been improved without impairing the industrial performance. The sidewall (30) is made up of two sub-layers. A first sub-layer (FE1) of thickness E1 and of volume V1 prov...
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WO/2022/258922A1 |
An adapter (1) for a rolling assembly having an axis of rotation X-X' comprising a tyre (2) having two beads (21) and a rim (5), the adapter (1) being intended to join one of the beads (21) to the rim (5), the adapter (1) comprising an a...
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WO/2022/255126A1 |
This motorcycle tire 2 is equipped with a pair of beads 10 and a carcass 12 which spans the interval between said beads 10. The carcass 12 is equipped with: a first ply 12a provided with a plurality of first cords 36 arranged in parallel...
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WO/2022/234200A1 |
The invention relates to a tyre (1) for a passenger vehicle, the performance of which in terms of rolling resistance has been improved without compromising transverse drift rigidity. The bead (50) is softened by the use of low-hysteresis...
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WO/2022/228595A1 |
The invention relates to a pneumatic tyre for a two-wheeled vehicle, preferably a bicycle tyre, which has improved puncture resistance and improved puncture protection with good rolling resistance and good density. In the bead portions (...
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WO/2022/224794A1 |
Provided is a cable bead comprising an annular core and side wires spirally wound around the annular core, wherein the annular core is formed of a round steel wire running around once or 2 to 10 times in parallel without being twisted an...
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WO/2022/219277A1 |
A radial-carcass tyre for a civil engineering vehicle comprises two tyre bead cores (2) having a radial height Ht, and a carcass reinforcement formed of two layers. The first, radially innermost layer (1), having a radial height Hdc, is ...
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WO/2022/219261A1 |
The invention relates to a tyre (1) for a passenger vehicle, the rolling resistance performance of which has been improved without compromising transverse drift rigidity. The bead (50) comprises a packing layer (70), and a reinforcing si...
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WO/2022/219262A1 |
The invention relates to a tyre (1) for a passenger vehicle, the rolling resistance performance of which has been improved without compromising transverse drift rigidity. The bead (50) is softened by the use of low-hysteresis materials. ...
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WO/2022/215545A1 |
A small-diameter tire 1 that can ensure durability, reduce transportation costs, and comprises: a tread 2; a pair of bead cores 11; a carcass layer 13 bridging the bead cores 11; and a belt layer 14 arranged on the outside, in the radial...
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WO/2022/202698A1 |
This rubber composition for tires comprises a diene-based rubber, carbon black, and recycled carbon black, wherein the carbon black has a nitrogen-adsorption specific surface area N2SA of 30-90 m2/g and a DBP oil absorption of 70-140 ml/...
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WO/2022/183376A1 |
In order to improve the durability of bead portions, a pneumatic tire (1) has: bead cores (21) formed by winding bead wires (28) into an annular shape, the tire meridian cross-section being in a polygonal shape; a carcass (6) spanned bet...
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WO/2022/183377A1 |
In order to improve the durability of a tyre bead part, in a pneumatic tyre (1), the two end parts of a tyre bead core (21) in the direction of tyre width are respectively formed by vertical lines (25) extending in the radial direction o...
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WO/2022/176269A1 |
This method is for predicting a clamping force BF of a bead part 4 of a tire 1 having bead cores 5 in the bead part 4. The method includes a step for using a mathematical formula to predict the clamping force BF of the bead part 4 when t...
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WO/2022/176911A1 |
According to the present invention, in a bead core: metal cords are formed in a plurality of rows and stacked in a plurality of rows, and are formed such that the levels-direction length is greater than the row length; the metal cords ar...
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WO/2022/171226A1 |
The invention relates to a pneumatic tyre (1) for a two-wheeled vehicle, preferably a bicycle tyre, having a tread (2), a tyre carcass, tyre side walls (3) and two bead areas (4) having a bead protection strip (8), wherein the tyre carca...
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WO/2022/158086A1 |
This pneumatic tire is provided with a pair of bead cores that are embedded in a pair of bead portions, and a carcass that comprises one or more carcass plies straddling toroidally between the pair of bead cores. A bead filler is dispose...
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WO/2022/149471A1 |
This rubber composition for crosslinking contains: (A) a rubber-like polymer, which has an iodine value of 10 to 250 (g/100 g), has an ethylene structure of in an amount of at least 3 mass%, has a vinyl aromatic monomer block in an amoun...
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WO/2022/146410A1 |
A rubber composition is disclosed and more particularly, a rubber composition having low uncured viscosity for better green rubber handling and high cured cohesiveness desired cured article properties, methods for making them and article...
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WO/2022/145000A1 |
Present invention provides an adapter (1) for a rolling assembly having an axially inner end (10) comprising an inner reinforcement (16), an axially outer end (9) comprising an outer reinforcement (15), a body (11) connecting the outer e...
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WO/2022/129982A1 |
A tire that has a first bead (24) with a first reinforcement layer (30) that wraps around a section of a first bead core (28); the first reinforcement layer (30) has a return (32) that is outboard in the axial direction from the first be...
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WO/2022/128016A1 |
The invention relates to a wire core (1) of a bead ring assembly (20) in a pneumatic vehicle tire (2), consisting of an individual wire (100) annularly wound so as to form a wire packet of multiple wire layers (10, 11, 12, 13), which are...
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WO/2022/122092A1 |
The invention relates to a commercial vehicle tyre provided for fitting on a 15° drop centre rim (width codes 5.25 to 9.75) standardised according to E.T.R.T.O. Standards Manual comprising two rim flanges (2) and comprising two rim port...
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WO/2022/111774A1 |
The invention relates to a method for producing a pneumatic vehicle tire having a tire bead. According to the method, tire components are fed to a tire building drum (30) to form the tire bead, are placed on same and are joined to each o...
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WO/2022/102460A1 |
Provided is an elastomer composition that can change the performance of a tire in response to a change in temperature. Also provided is a tire. The present disclosure pertains to an elastomer composition containing a butadiene elastomer ...
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WO/2022/087557A1 |
A wheel assembly includes a rim having a primary tire bead retention ridge; a plurality of secondary bead retention members; and a plurality of sealing members. The plurality of secondary bead retention members are removably coupleable t...
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WO/2022/068831A1 |
Disclosed in the present invention is an urban rail transit tire bead structure, comprising a composite bead filler core, a steel wire ring, a carcass ply, a wire cord fabric reinforcing layer, seam allowance nylon wrapping cloth, and se...
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WO/2022/069831A1 |
The subject matter of the present invention is a tyre (1) comprising at least one sidewall (3) intended to cooperate with a sidewall insert (9) via an anchoring means (6), and aims to customize the design of said tyre sidewall. According...
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WO/2022/069832A1 |
The subject matter of the present invention is a tyre (1) comprising at least one sidewall (3) intended to cooperate with a sidewall insert (9) via an anchoring means (6), and aims to customize the design of said sidewall. According to t...
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WO/2022/049865A1 |
The present invention provides a tire 1 in which a distance GT from the tread profile at a tire ground contact patch edge T to the inner surface of the tire, a distance GC from the tread profile at a position C that is 70 [%] of the cros...
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WO/2022/049866A1 |
The present invention provides a tire 1 in which a carcass layer 13 is rolled back toward the out side in the tire width direction while enclosing a bead core 11. Also, a distance GD from the tread profile at a position D of the maximum ...
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WO/2022/049915A1 |
A pneumatic tire is provided which has sufficiently reduced rolling resistance during high-speed travel and which has excellent durability. The pneumatic tire has a bead part, carcass and tread, wherein: a bead-reinforcing layer that r...
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WO/2022/045078A1 |
Provided is a pneumatic tire in which uneven wear of a tread part is sufficiently suppressed during high-speed travel, and which has excellent durability. This pneumatic tire has a side section and a clincher section, wherein: in a merid...
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WO/2022/030285A1 |
Provided is a pneumatic tire that has adequately reduced rolling resistance during high-speed travel as well as excellent durability performance. This pneumatic tire comprises a sidewall and a clinch section in each of a pair of side s...
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WO/2022/017567A1 |
The invention relates to tyres, in particular bicycle tyres or road bike tyres, comprising a tread (2), a tyre carcass, tyre side walls (3) and two bead regions (4) each with a tyre bead with a core (5), wherein the tyre carcass comprise...
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WO/2021/250343A1 |
The present invention relates to a tyre (1), intended in particular for a private passenger vehicle and comprising at least one sidewall (3) with a sidewall protuberance (3) close to the connection of the tyre with its mounting rim (2), ...
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WO/2021/244679A1 |
Provided is a tire, comprising: a crown, sidewalls, beads, carcass reinforcing members (30), and rubber reinforcing members (50); the beads are used to secure the tire onto rims, the sidewalls extend radially outward from the beads and c...
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WO/2021/244680A1 |
Provided is a tire, comprising: a crown, sidewalls, beads, carcass reinforcing members (30), and rubber reinforcing members (50). The beads are used to secure the tire onto a rim, the sidewalls extend radially outward from the beads and ...
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WO/2021/244681A1 |
Provided is a tire, comprising a crown (1), two sidewalls (2), two beads (4), and a carcass reinforcing member (3); the crown (1) comprises a tread rubber layer (11), a steel wire layer, and a nylon fiber layer; the steel wire layer and ...
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WO/2021/240862A1 |
This pneumatic tire is provided with: a ply which contains multiple cords arranged in parallel to each other; a rubber cover which covers the ply and constitutes the tire outer surface; and a reinforcing layer which, at the position of a...
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WO/2021/240854A1 |
A pneumatic radial tire for an aircraft according to the present invention comprises: bead cores which include a pair of cable beads embedded in a pair of bead portions, respectively; a pair of bead fillers which are arranged on the outs...
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WO/2021/239193A1 |
The invention relates to a radial vehicle tyre, comprising: - two bead regions having bead cores, - a carcass inlay extending around the bead cores and having carcass turn-ups extending towards the sidewalls, - at least one rubber rim st...
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WO/2021/240863A1 |
A pneumatic tire according to the present invention comprises: a pair of bead cores; a carcass ply which includes a main portion positioned between the pair of bead cores, and folded-back portions which are continuous to the main portion...
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WO/2021/217000A1 |
A tire (10) and wheel assembly (12) including a rim (16) and a bead- lock (38, 40) on each side of the tire/wheel. The tire (10) defines a cross-sectional shape and include first and second bead cores (42, 44) which are coupled to the wh...
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WO/2021/205874A1 |
Provided is a pneumatic tire that can excellently maintain steering stability and ride comfort during high-speed travel while attaining a reduction in road noise. A belt cover layer 8 comprising a cover cord wound in a spiraling manner a...
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WO/2021/196804A1 |
Disclosed are a tire with different upper and lower mold bead diameters and a manufacturing method therefor. The tire comprises a tire body (1), the tire body (1) comprising a tire crown (30), a tire sidewall (50) and tire beads (60), wh...
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WO/2021/182537A1 |
The purpose of the present invention is to provide a pneumatic tire that imparts little burden upon the environment and has superior durability and rolling resistance without resorcin being included in an adhesive composition which is co...
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WO/2021/182535A1 |
The purpose of the present invention is to provide a run-flat tire which comprises an organic fiber cord coated with an adhesive composition not containing resorcin and which has excellent rolling resistance in addition to having a low e...
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WO/2021/166793A1 |
Provided is a pneumatic tire which makes it possible to improve the communication characteristics and durability of a transponder while suppressing a worsening of the rolling resistance of the tire. A transponder 20 is embedded more outw...
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WO/2021/166794A1 |
Provided is a pneumatic tire capable of improving the durability of the tire while ensuring the communication performance and durability of a transponder. A transponder 20 is embedded outside a carcass layer 4 in a tire width direction, ...
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