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WO/2014/042035A1 |
Provided is a run-flat tire that achieves high levels of both run-flat durability and ride comfort, and minimizes weight increase. In a sidewall-reinforced run-flat tire, the minimum thickness section being positioned between the belt la...
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WO/2014/037161A1 |
The method of drawing a steel wire applies to a wire having a mass rate C of carbon such that 0.4 % ≤ C ≤ 0.74 %. The method comprises an uninterrupted series of steps (7001-700m) of drawing the wire from one diameter d' to another d...
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WO/2014/030470A1 |
[Problem] To provide a manufacturing method for a pneumatic tyre (1), the method comprising a green tyre formation process in which an unvulcanized carcass ply (6A) is adhered to the outer surface of a rigid core (20). The green tyre for...
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WO/2014/030646A1 |
In the present invention, a pneumatic tire uses bead wires on which a coumarone resin film is formed. The coumarone resin constituting the coumarone resin film has a melting point of 75°C or greater and equal to or less than the heating...
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WO/2014/020909A1 |
A composition obtained by blending 55 to 75 parts by mass of a carbon black (1) for which the nitrogen adsorption specific surface area is 35 to less than 50 m2/g and 5 to 20 parts by mass of a carbon black (2) for which the nitrogen ads...
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WO/2014/019939A1 |
Tyre comprising two beads (20) comprising a bead wire (70) and a carcass (60) anchored around the two bead wires by turning back, a squat filler (110) of small height, a sidewall stiffening reinforcement (140) which is metallic, an outer...
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WO/2014/020740A1 |
Provided are: a rubber composition for tires, which is capable of improving steering stability, low fuel consumption and processability, while sufficiently reducing dependence on oil resources; and a pneumatic tire which uses this rubber...
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WO/2014/005970A1 |
The invention relates to improvements to the endurance of a bead of a radial tyre for a heavy goods vehicle of construction plant type. Such a tyre comprises two beads (1) intended to come into contact with a rim (2), a carcass reinforce...
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WO/2014/004043A1 |
A "D speed" agricultural tire for self-propelled agricultural equipment can intermittently travel on the highway at speeds up to 40 mph. A sub-tread layer of high natural rubber content compound is placed between the tread and the polyes...
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WO/2014/001378A1 |
A tyre (1) comprising a carcass (7) comprising at least two turned-up carcass layers (71, 72) and at least two non-turned-up carcass layers (73, 74), each turned-up carcass layer (71, 72) comprising a main part (711, 721) wrapped, within...
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WO/2014/001167A1 |
The invention relates to a foldable tyre for a two-wheeled motor vehicle, comprising a casing ply (6), optionally an inextensible bracing ply, and a tread (2), said ply (6) consisting of at least one layer of reinforcing elements, said t...
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WO/2013/189820A1 |
The invention relates to a tire for bearing heavy loads, the durability of which is improved. The tire comprises, in the bead area, at least one annular inner insert, said insert consisting of a rubber composition including a polyisopren...
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WO/2013/182598A1 |
The invention relates to a bead wire (20) for tyres, comprising: a core (30) including multiple circumferential windings (E1, E2, E3) of at least one core strand (B), each core strand (B) comprising a multifilament core textile fibre emb...
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WO/2013/182599A1 |
A bead wire (20) for a tire (10) includes: a core (30) including at least one strand of a multifilament textile fiber embedded in an organic matrix; at least one outer layer (C4; C2) that includes a metal wire of an outer layer wound abo...
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WO/2013/182597A1 |
The invention relates to a one-layer bead wire (20) for a tyre, comprising: a core (30) including at least one strand (B) of a multifilament textile fibre embedded in an organic matrix; and an outer layer (C1) comprising a metal yarn (F1...
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WO/2013/160136A1 |
The invention concerns an improvement in the endurance of the carcass reinforcement (5) of an aircraft tyre (1), in the bending zone of the bead (3) on the rim (4). This tyre comprises a carcass reinforcement (5) having two families of l...
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WO/2013/157241A1 |
A pneumatic tire is provided with: a carcass which comprises at least one ply, the carcass toroidally straddling the pair of bead cores of the tire and being engaged with the bead cores; bead fillers arranged on the outside of the bead c...
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WO/2013/150024A1 |
Tyre in the shape of a torus open radially on the inside with an inner wall and an outer wall, the inner wall being at least partially covered with a sealing layer (50), a crown, two side walls and two beads, a crown reinforcement and a ...
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WO/2013/137340A1 |
A bead filler outside edge (55a) and a carcass outside edge (45a) are positioned further on the inside than a rim flange apex (215), in the tire radial direction (trd). A rubber chafer outside edge (75a) is positioned further on the outs...
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WO/2013/127680A1 |
An assembly comprising a tyre (10) and a mounting rim (5), the tyre comprising two beads (20) each comprising at least one annular reinforcing structure (70) and a carcass reinforcement (60) anchored in the two beads by a turn-up, wherei...
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WO/2013/129351A1 |
This tire (2) has a marking on a side wall (8). Multiple dimples (62) are formed in the region between the marking and a rim protector (34). The dimples (62) are aligned in the circumferential direction. The dimples (62) form a row. The ...
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WO/2013/128853A1 |
Provided is a pneumatic tire provided with the following: a carcass with at least one ply that comprises a main ply section (6a) and a wrapped-back section (6b); and a recessed section (7) on the outer surface of the tire. The pneumatic ...
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WO/2013/117711A1 |
Tyre with a maximum axial width SW and axial width RW at the beads, comprising a crown reinforcement of width TW and a radial carcass reinforcement, in which tyre, when it is fitted onto its mounting rim and inflated to its service press...
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WO/2013/118518A1 |
Provided is a tire mold enabling suppression of the occurrence of bare defects in a bead section even in the production of a pneumatic tire with a reduced-size bead filler, and enabling production of a pneumatic tire having favorable adh...
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WO/2013/111576A1 |
This pneumatic tire is configured by joining a tread portion, a pair of sidewall portions, and a pair of bead portions, is provided with at least one-ply carcass configured from a ply body portion (6a) extending toroidally between a pair...
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WO/2013/110904A1 |
The invention relates to a tyre intended to be fitted to a rim of a wheel of a waste collection bin, said tyre (10) being of a generally annular shape and comprising: -an outer belt (14), an outer surface of which forming a rolling surfa...
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WO/2013/105309A1 |
A heavy duty pneumatic tire (1), the weight of which is reduced without reducing the durability of the beads, is provided with a tread (2), a pair of side walls (3), a pair of the beads (4), and clinch sections (5) which extend from the ...
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WO/2013/106282A1 |
In accordance with embodiments of the present disclosure an inner tube comprises an encasing configured to hold air. The encasing comprises a reinforcing structure configured such that, as the encasing is inflated, an overall major diame...
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WO/2013/102186A2 |
A tire comprising a tread portion, a bead portion including a bead core, and a body ply including a turn-up portion positioned on an exterior of the tire, the turn-up portion of the body ply extending between said bead core and said trea...
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WO/2013/097082A1 |
Disclosed is a high strength tin-plated bronze bead wire, comprising a wire substrate, the surface of the wire substrate at least comprising two plated layers, wherein the tin content of the plated layers are gradually reduced from the i...
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WO/2013/094300A1 |
A tire (1) is provided with a tread (2), a pair of side walls (3) extending roughly inward in the radial direction from the edges of the tread (2), a pair of beads (4) positioned roughly inward in the radial direction relative to the sid...
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WO/2013/089111A1 |
A tire is configured so that the bonding force between the tire framework member and the bead cores (18) is increased. The tire (10) comprises: the tire framework member formed in an annular shape by a resin material for the framework an...
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WO/2013/088936A1 |
The uniformity of a tyre is enhanced by improving the shape of the wire winding forming the bead core. The bead core (5) of a pneumatic tyre (1) comprises a wire winding (10) having a plurality of bead wire (10a) layers formed in the rad...
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WO/2013/079529A1 |
Tyre comprising a carcass which is wrapped around the annular reinforcing structures of each bead forming a main portion and a wrapped-around portion, an apex situated between the main and the wrapped-around portion of the carcass, and a...
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WO/2013/070325A1 |
A tire has a pair of sidewalls and a tread portion. The tire includes a pair of bead portions having a bead core and a bead filler portion. A belt is disposed below the tread. A carcass ply has a main portion extending between the pair o...
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WO/2013/070180A1 |
This invention relates generally to tires having multiple carcasses that wrap around multiple bead cores on a single side of the tire, and, more specifically, to a tire that has a bead core locking insert that eliminates a pullout step f...
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WO/2013/061646A1 |
Provided is a pneumatic tire having: an inner liner layer consisting of either a thermoplastic resin or a thermoplastic elastomer composition which is formed by blending a thermoplastic resin with an elastomer; a coating rubber layer; an...
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WO/2013/058927A1 |
A pneumatic tire for agricultural or forestry equipment includes a tread, a pair of sidewalls, and a pair of bead portions including a bead core and a bead filler. A steel reinforced radial carcass extends from one bead portion to the ot...
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WO/2013/046845A1 |
Provided are: a rubber composition for a tire outer layer, whereby excellent ozone resistance is obtained in a wide range of environment temperatures, and whereby discoloration can be satisfactorily suppressed; and a pneumatic tire that ...
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WO/2013/047192A1 |
A run-flat tire (1) is provided with a carcass (6) which comprises at least one carcass ply, a belt layer (7), side reinforcement rubber layers (9), and bead apex rubber (8). The height (A1) of one of the apexes is greater than the heigh...
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WO/2013/041301A1 |
The invention relates to a pneumatic vehicle tyre with a radial design, comprising a tread (10), a belt assembly (11), sidewalls (2), and a radially extending carcass ply (3) that encircles, from axially inside to axially outside, bead c...
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WO/2013/031167A1 |
In an automobile pneumatic radial tire according to the present invention, the relationship between a tire cross sectional width (SW) and a tire outer diameter (OD) is optimized. A method of using the automobile pneumatic radial tire acc...
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WO/2013/021198A1 |
A run flat device for fitting to a wheel (4) inside an inflatable tyre (6) is disclosed comprising a resilient substantially annular body (50),the body having, in radial section,an upper portion from which depend first and second side le...
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WO/2013/018644A1 |
[Problem] To provide a pneumatic tyre (2) which is lightweight and highly durable. [Solution] A tyre (2) is provided with a plurality of dimples (62) in the side wheel (8) thereof. The dimples (62) are lined up in the circumferential dir...
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WO/2013/014919A1 |
This pneumatic tire is equipped with: a pair of annular bead cores embedded and disposed at a bead section; a carcass comprising a main body section extending toroidally between the pair of bead cores, and at least one carcass ply having...
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WO/2013/001922A1 |
In order to improve the durability of a stiffener including hard and soft rubbers disposed radially inside and outside which are formed by layering rubber strips, a tire (1) is provided with: a bead core (2); a stiffener (3) disposed on ...
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WO/2012/176447A1 |
The present invention is a pneumatic tire in which a strand made by rubber-coating one bead wire is wound in the shape of an annulus and stacked in a plurality of rows in the axial direction of the annulus and in a plurality of stages in...
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WO/2012/168271A1 |
The invention relates to improvements to the endurance of the beads of a radial tyre for a heavy vehicle of construction plant type, by reducing the cracking that starts on the axially exterior face of the turned-back portion and spreads...
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WO/2012/168270A1 |
The invention relates to improvements to the endurance of the beads of a radial tyre for a heavy vehicle of construction plant type, by reducing the cracking that starts at the end of the turned-back portion and spreads through the coati...
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WO/2012/168273A1 |
The invention relates to improvements to the endurance of the beads of a radial tyre for a heavy vehicle of construction plant type by reducing the cracking which starts at the area of contact between a first filling polymer material (23...
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