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WO/1992/022437A1 |
For locking a pneumatic tyre (15) on a rim (10) in a vehicle wheel, use is made of a number of clamping jaws (17) which are rotatable and which in their operative position extend in the axial direction of the vehicle wheel. The jaws are ...
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WO/1992/012020A1 |
In a tyre (P) designed to carry heavy loads and inflated to high pressure, the wear resistance of the beads (4) is improved by positioning the edges (30E, 30F) of the axially outer plies (3E, 3F) of the carcass reinforcement (3), in the ...
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WO/1992/012002A1 |
A method of manufacturing a tire bead wherein a bead filler is previously formed as a connection forming member consisting of a filler body having tapered surfaces opposed to each other and a projecting portion, this projecting portion o...
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WO/1992/010373A1 |
A single-piece wheel rim (J') having tapered seats (2') inclined at 15° U 1° with greatly reduced axial widths (P') relative to the axial widths (P) of known tapered seats (2), and having a reduced height (H') mounting well (3') leavin...
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WO/1992/001576A1 |
Assembly comprising a tyre and a removable inlay, intended to be mounted and used on a rim having an angled seat. The tyre has beads whose external contour is formed mainly of an angled area substantially parallel to the rotation axis an...
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WO/1992/001578A1 |
In order to eliminate the problems of separation at the ends of turn-ups (50) of the reinforcement of a carcass (1) of a tyre with angled seats as well as the problem of rapid wear of the bead inlays, said tyre is provided with beads (B)...
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WO/1992/001577A1 |
In order to increase the diameter of the standardized rim (J') comprising a mounting groove and normally used for a tubeless tyre (P) and provided with beads whose seats are angled, the tyre (P) is mounted on a rim (J) having a cylindric...
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WO/1991/010758A1 |
A substantially rectangular steel wire with a microroughened surface for reinforcement of elastomers is disclosed. The bare surface of the wire (from which the metal coating for increasing the adhesion to the elastomers is removed) has a...
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WO/1990/012696A1 |
A bead reinforcement (1) comprises flat wires with a carbon content above 0.80 per cent. Preferably the bead reinforcement is of the n x m package type. The reinforcement comprises steel wires which form n plies lying side by side in axi...
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WO/1990/001080A1 |
A steel wire with a microroughened surface for reinforcement of elastomers is disclosed. The bare surface of a round wire (from which the metal coating for increasing the adhesion to the elastomers is removed) has a brightness factor L m...
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WO/1989/004250A1 |
In the manufacture of a pneumatic tyre the approximately triangular space immediately radially inward of each bead of the tyre is filled by an apex construction (13C) made by helically winding uncured rubber strip. The tapered configurat...
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WO/1989/004259A1 |
The reinforcement for the bead of e.g. a pneumatic tyre, a rolling lobe diaphragm or an air spring is constructed by winding onto a mandrel or former alternate layers of naked wire (13) and flat, uncured rubber strip (12). Rubber (12A) i...
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WO/1988/003095A1 |
An at least two-layered reinforcing layer consisting of a steel cord reinforcing layer and a fiber cord reinforcing layer is disposed outside a turn-up portion of a carcass layer at each bead portion and is covered with a rubber stock. T...
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WO/1987/006889A1 |
Rim equally available for a safety tire and an ordinary tire, and assembly of said rim and aforesaid tires; which enables a safe running when the inside pressure of a tire is low or at an abrupt cornering and application not only to a sa...
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WO/1987/006891A1 |
A radial tire (1) comprises a pair of bead parts (2) having a bead core (3) and a bead apex (5), a carcass (4) both ends of which being wound around said bead core to be fixed, a tread part (6), and belt layers (7); and has an aspect rat...
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WO/1987/006199A1 |
A radial tire for high load, wherein vibration damping performance is improved by arranging adjacent to a carcass ply in a radial arrangement reinforced plies of carcass cords consisting of fiber cords which have both radial ends thereof...
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WO/1987/004395A1 |
Tyre consisting of a beadwire-free air tyre (4) containing a reinforcing ply (7) and a rim (3) the edges (8, 10) of which are connected to one another solely by glueing. The part of the tyre edge (8) containing the reinforcement ply is g...
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WO/1987/002627A1 |
In a pneumatic tyre for motor vehicles comprising a toric curved body with a bead formed thereon, a separate bead core in each bead and a cord ply (5) the ends of which are threaded through each separate bead core, each bead core present...
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WO/1986/003462A1 |
An air-filled tyre made of elastic material, which is intended to be fitted with its heels into annular recesses on the inside of the annular rim of a vehicle wheel. The heels are desinged to be able to expand and compress in a limited m...
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WO/1985/003909A1 |
Radial tire with two feet to be anchored into grooves circulating on the innerside of a rim. In the area of each foot of the radial tire there is provided a ring intended to anchor the tire or its foot into one of the grooves, arranged i...
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WO/1985/003674A1 |
A wheel for use on land vehicle such as small manually drawn trailers and similar carriers, the wheel having a tire supporting rim (12) and a low pressure tire (48) engaging the rim, the tire comprising a thin walled torus (50) of elasto...
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WO/1985/002586A1 |
The rim for motor vehicles or the like is comprised of a rotational symmetry rim ring (1) connected to a rotational symmetry rim key (2). The ring and the key (2) are interconnected by a geometrical closure connection, blocking in the ax...
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WO/1984/004497A1 |
A wheel assembly (10) having self-contained tire mounting and demounting capabilities includes a closed torus tire (18) mountable on a wheel rim (11). The tire (18) is forced onto the wheel rim (11) by a plurality of retainers (25) which...
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WO/1984/001748A1 |
An improvement to the bead structure of a radial tire consists of: a reinforcing layer of high-elasticity cords provided outside an upward-curled edge portion of a carcass; an inner protective layer positioned between the reinforcing lay...
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WO/1984/001331A1 |
Rim used particularly for heavy vehicles provided with tubeless tires. To prevent the base of the tire bead from sliding following a tire depression and to avoid important axial forces in the direction of the rim base, the present invent...
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WO/1983/000661A1 |
A safety tire and wheel assembly which includes an improved multiple-piece wheel rim assembly (10 or 100) for preventing inflation and/or venting to atmosphere when the rim assembly components are improperly assembled, and an improved sa...
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WO/1982/004225A1 |
A wheel (10) having a rim (14) and a tire (12) mounted thereon. The tire (12) has a rim contacting portion (28) and a bead or roll resisting hoop (32). A circumferentially extending substantially inextensible strengthening member (38) is...
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WO/1982/004224A1 |
In many designs, a tire (14) of a wheel (10) is inadequately restrained with respect to a tire supporting rim assembly (12) of the wheel. Movement of the tire (14) with respect to the rim assembly (12) results in a wastage of energy. In ...
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WO/1982/004222A1 |
A high strength tire and wheel assembly (10) having a closed torus tire (14) mounted on a rim assembly (12). The tire (14) has shoulder portions (32, 32') adjacent the boundaries of tire (14) and rim assembly (12) contact. The rim assemb...
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WO/1982/000799A1 |
A drop center wheel for use with tubeless tires having a pair of spaced, circumferential, radially outwarding extending bead retention flanges (16) on opposite ends of respective circumferential bead seat surfaces (14). An intermediate, ...
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WO/1979/000976A1 |
Improvement in a radial-ply tire for enhancing separation resistance property of the bead portion structure thereof. A part or the whole of carcass ply having incorporated therein polyester cords is folded from inside to outside, upon wh...
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WO/1979/000612A1 |
A structure for fitting around the rim of vehicle wheel and within the tyre provides, on deflation of the tyre, support for the tyre at the ground bearing point and prevents dislocation of the tyre beads thus enabling control and reasona...
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JP7480554B2 |
To provide a pneumatic tire for a heavy load which can exhibit durability of an excellent bead part.A pneumatic tire for a heavy load includes a tread part 2, a pair of side wall parts 3, a pair of bead parts 4, and a carcass 6. The carc...
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JP7479595B2 |
Provided is a pneumatic tire in which uneven wear of a tread portion is sufficiently suppressed during high-speed running, and which has excellent durability. This pneumatic tire has a side portion and a clinch portion, wherein: in a mer...
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JP7479297B2 |
The present invention relates to a tyre for bicycle wheels comprising a tread band containing an anti-puncture system capable of offering high resistance to the penetration of foreign bodies. In particular, the present invention relates ...
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JP2024060976A |
[assignment] Improves waist feel, ground contact feel, and absorbency when turning. [Solution] A motorcycle tire including a tread portion 2, a pair of sidewall portions 3, 3, a pair of bead portions 4, 4, and a carcass 6 extending in a ...
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JP2024061150A |
An object of the present invention is to improve noise performance in a pneumatic tire having serrations on the outer surface of a sidewall portion. [Solution] A pneumatic tire. A tread portion 2, a pair of sidewall portions 3, a pair of...
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JP7477759B2 |
To provide a pneumatic tire which improves shock burst resistance and load durability while maintaining satisfactory steering stability, and which achieves these performances at a high level.A pneumatic tire comprises a carcass layer 4 s...
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JP2024058350A |
[Problem] To provide a heavy-duty pneumatic tire that can improve the durability of a bead portion. [Solution] A heavy-duty pneumatic tire 1 having a carcass 6. Carcass 6 includes at least one carcass ply 6A. The carcass ply 6A includes ...
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JP7469606B2 |
To provide a pneumatic tire which allows for improvement of a communication property and durability of a transponder while suppressing deterioration of rolling resistance of the tire.A transponder 20 is buried outside a carcass layer 4 i...
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JP7469605B2 |
To provide a pneumatic tire which allows for improvement of a communication property and durability of a transponder while suppressing deterioration of rolling resistance of the tire.A transponder 20 is buried outside a carcass layer 4 i...
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JP7468010B2 |
To provide a tire 2 for heavy load which suppresses strain concentration to an end 68 of a folding part 56, and can ensure good durability.A tire 2 comprises a pair of beads 10, a carcass 12, and a pair of reinforcement layers 18. A carc...
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JP7466430B2 |
Provided are an elastomer composition and a tire capable of changing tire performance in response to changes in temperature. The present invention relates to an elastomer composition containing a styrene-based elastomer, and a temperatur...
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JP7466740B2 |
The invention provides a tire bead filler rubber composition. Cured products obtained from such a rubber composition exhibit excellent rubber elasticity, mechanical characteristics (rigidity) and adhesion with respect to various substrat...
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JP2024047344A |
[Problem] To provide a pneumatic tire that can suppress uneven wear while achieving both durability and weight reduction. A pneumatic tire 1 has a belt layer 7 disposed on the outside of a carcass 6 in a tread portion 2, and a band layer...
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JP7461157B2 |
Provided is a motorcycle tire having excellent handling stability and durability.Provided is a motorcycle tire 10 including a carcass 2 as a skeleton composed of at least one carcass ply extending toroidally between a pair of bead portio...
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JP7459630B2 |
To provide a method capable of accurately and easily predicting a tightening force of a bead part from design parameters, a tire manufacturing method using the method, and a tire.A bead tightening force prediction method includes a proce...
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JP7457230B2 |
To solve the problem that riding comfort deteriorates due to reduction in shock absorption, although means exists for increasing rigidity of a bead part in order to improve durability of the bead part.The bead insulation rubber in a heav...
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JP2024513955A |
The present invention relates to a passenger car tire (1) that has improved rolling resistance performance without impairing lateral drift rigidity. The bead (50) is softened through the use of a low hysteresis material. Lateral drift st...
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JP2024513519A |
The present invention relates to a passenger car tire (1) that has improved rolling resistance performance without impairing lateral drift rigidity. The bead (50) is provided with a packing layer (70) and the lateral reinforcing layer (6...
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