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WO/2000/073093A1 |
The tire of the invention has an optimized path of the outermost carcass designed to maximize the extent of tensile stress in the sidewall and bead portions of the tire. The invention further provides separate reinforcement structures in...
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WO/2000/071366A1 |
The invention concerns a tyre designed to be mounted on a rim whereof the edges comprise round-shaped rim attachments, including at least two beads (3) and a reinforced casing (1) formed by at least one ply of reinforcing elements. Each ...
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WO/2000/071365A1 |
A kit for mounting an independent-tubeless tyre comprising two metal mounting rings (3) which are conical in shape and receive the beads (4) of the pneumatic tyre which are positioned and locked onto the hub of the vehicle by means of tw...
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WO/2000/054964A1 |
The present invention provides a method of making a tire bead (16) with a tape (10) composed of two parallel wires (12a, 12b) having a coating (28) of resilient elastomeric material and connected by a web (14). The tire bead (16) can be ...
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WO/2000/053436A1 |
A pneumatic radial tire having a tire component consisting of a steel cord, wherein the steel cord has (a) a 1+N structure in which N pieces of sheath filaments are twisted around a core filament permanently formed into a spiral shape in...
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WO/2000/048850A1 |
The invention concerns a tyre having at least one reinforcing ply (1, 31, 32) consisting of reinforcing elements embedded in vulcanised rubber, characterised in that said ply reinforcing elements are individually coated with a rubber mix...
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WO/2000/046047A1 |
A pneumatic radial ply tire (50) has a tread (52), a carcass (61) with two sidewalls (77, 78), a single radial ply (70) reinforced with inextensible metal cords, two annular beads (36a', 36b'), and a belt structure (58) located radially ...
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WO/2000/046048A1 |
The innermost carcass ply of a runflat tire (50) having a radial carcass ply is a discontinuous ply (52) that includes two portions (52a, 52b) each disposed within one of the sidewalls (43, 45). In one embodiment, each of the two discont...
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WO/2000/042099A1 |
A process is disclosed for preparing an N-hydrocarbyl-bis-benzothiazolesulfenamide comprising reacting an N-hydrocarbyl-2-benzothiazolesulfenamide with a cyclic organic acid anhydride $i(in situ) in a polymeric matrix at elevated tempera...
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WO/2000/041467A2 |
The invention concerns a tyre (1) comprising at least a first bead (12), whereof the seat (12B) is inclined outwards, and a radial body ply reinforcement (13), viewed in meridian cross-section, wound in each bead (12) around at least an ...
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WO/2000/041902A1 |
The invention concerns a tyre (1) with a radial body ply reinforcement comprising, viewed in meridian cross-section, at least a first bead (12), whereof the seat (12B) is inclined outwards, the bead (12) heel being axially inside and bei...
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WO/2000/038938A2 |
The invention concerns a tyre with radial body ply reinforcement (1), anchored in each bead B at an anchoring bead core (2) to form a turn-up (10) characterised in that, axially on the outside of said turn-up (10) of the body ply reinfor...
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WO/2000/038906A1 |
One carcass ply (3) is formed by laying down on a toroidal support (11), a first and a second series of sections (13, 14) which are alternated with each other and have side portions (13a, 14a) terminating on opposite sides relative to fi...
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WO/2000/039385A1 |
Device for manufacturing metal cords to be used particularly for reinforcing composite elastomeric products, comprising: a supporting structure (100); a rotor (5) engaged with respect to said supporting structure (100) and rotatable acco...
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WO/2000/037269A1 |
The invention concerns a flexible non-pneumatic tyre provided with load-bearing capacity by laminated elements (12) capable of withstanding bending moments. The laminated elements (12) comprise a stack of superposed flexible strips (13) ...
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WO/2000/035684A1 |
A pneumatic tire of a nominal flatness of 60 or above having remarkably improved run-flat durability as compared with conventional run-flat tires, wherein disposed between a belt end and a reinforced rubber layer in a shoulder region and...
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WO/2000/034059A1 |
A tyre for vehicle wheels comprises a torus-shaped carcass which has a reinforcing structure essentially consisting of at least one ply of rubberized fabric which is reinforced with metal cords lying in radial planes containing the axis ...
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WO/2000/032422A1 |
This invention consists of varous tyre (1) types, which encircle the especially formatted metal rims of the wheels. Those tyres from structure they bring, at the inner part, along the perimeter, vertical, devious-parallel and diagonal op...
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WO/2000/032424A1 |
The tire of the invention incorporates an active nylon flipper (54) in each bead region. The flipper is active in the sense that it actively absorbs differential shearing strains that arise between each turnup end (62b) of the ply (50) a...
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WO/2000/027654A1 |
A composite wheel is disclosed having at least two parts. The first part is a disc (16) which is secured to a vehicle hub. The second part of the composite wheel is a rim (14) which extends out from the disc. The rim includes a flange (3...
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WO/2000/026044A1 |
A radial ply pneumatic tire (10) features a bead core (20) which comprises an arrangement of filaments (26) positioned relative to one another. The bead core (20) has a cross section and a radially inward base side (44), a radially outer...
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WO/2000/026043A1 |
The carcass structure (2) of a tyre comprises at least one carcass ply (3) formed of strip-like sections (13) comprising longitudinal thread-like elements (14) incorporated into a layer of elastomer material (17). The strip-like elements...
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WO/2000/026039A1 |
A tire rim (1, 40, 60) having a reduced flange height (h) is disclosed. The rim (1, 40, 60) has one or both flanges (2, 42, 62) having a maximum radial height (h) of less than 12 mm, preferably in the range of 6 mm to less than 12 mm. Th...
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WO/2000/026045A1 |
A two-ply radial runflat tire (50) having a belt structure (56), a ply structure (58), two inextensible beads (36a', 36b') and two wedge-insert reinforced sidewalls (77, 78). The outer ply (72) is reinforced by high-modulus, light-weight...
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WO/2000/026014A1 |
A first carcass ply (3a) is manufactured by laying down onto a toroidal support (11), a first and a second series of strip-like sections (13, 14) cut to size from a continuous strip-like element (2a) and each comprising longitudinal thre...
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WO/2000/026042A1 |
An annular clamp or gripping means arranged around a bead core ofa tire bead, made of a shape-memory material is disclosed as well as a tire incorporating such a clamp or gripping means. The annular clamp or gripping means is deformable ...
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WO/2000/026009A1 |
The invention concerns a rubber article consisting of at least two rubber compositions A and B having different constituents and properties, said two compositions A and B presenting an overlapping junction J. The invention is characteris...
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WO/2000/024597A1 |
A bead core (6) for a tire bead having a plurality of annular reinforcement elements. The bead core (6) includes a tightening element responsive to temperature increases occurring when the tire operates, and providing a tightening force ...
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WO/2000/021763A1 |
The invention relates to pneumatic tires for a motor vehicle comprising a multi-layer carcass. Said multi-layer carcass extends between two bead rings, a set of bracing plies (10) provided between the layers of the carcass (2) and a tire...
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WO/2000/020235A1 |
The invention relates to automobile pneumatic tires comprising a multiple ply carcass extending in-between two bead rings having allocated bead fillers, a belt arrangement provided between the plies of the carcass and a tread strip, in a...
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WO/2000/010817A1 |
The invention relates to a vehicle wheel comprising an especially single-piece wheel rim (1) and a tubeless tire which has an run-flat support ring (11) mounted concentrically to the wheel rim on the radially external jacket surface of s...
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WO/2000/006399A1 |
The invention concerns a tyre for heavy vehicles, to be mounted on a rim J whereof the seats are inclined at an angle ranging between 0° and 16° relatively to the axis of rotation and comprising a radial body armour (10) anchored in ea...
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WO/2000/005085A1 |
The invention concerns a tyre for heavy loads and having beads B designed to be mounted on rim seats which are flat or sloping at 5°, comprising at least an inextensible radial body ply anchored in each bead B to a bead core (2) to form...
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WO/2000/005084A1 |
The invention concerns a radial body armour (1) with two beads B, said body armour (1) extending from one bead B to the next, each bead being devoid of anchoring bead core and reinforced by an armour R comprising at least two plies (2 an...
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WO/2000/002740A1 |
A pneumatic radial ply tire (50) having a tread (52), a carcass (60) with two sidewalls (77, 78), two or more radial plies (70, 72), two annular beads (36a', 36b'), a belt structure (56) located radially between the tread and the radial ...
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WO/2000/000358A1 |
A tire (10) and a rim (20) create a tire rim assembly (1) which permits the tire (10) to be assembled onto the rim (20) and then vulcanized creating an integral tire rim assembly (1).
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WO/1999/065711A1 |
A radial ply runflat tire (50) having a tread (52), a carcass (60) with two sidewalls (77, 78), one or more radial plies (70, 72), two annular beads (36a', 36b'), and a belt structure (56) located radially between the tread and the radia...
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WO/1999/064225A1 |
In a tyre for vehicles, the formation of each bead reinforcing structure (4) envisages that, after laying of a first series of elongated sections (13) defining axially inner terminal zones (15) of a carcass ply (3), an annular anchoring ...
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WO/1999/064259A1 |
The invention concerns a tyre, for heavy loads and having tyre beads (B) designed to be mounted on flat rim seats or with an inclination of 5°, comprising at least one radial body ply formed with inextensible reinforcing elements and an...
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WO/1999/064258A1 |
The invention concerns a tyre with radial body reinforcement (1) of low H/S ratio, whereof at least one tyre bead is provided with an axially external protuberance (45) whereof the maximal axial width is greater then the rim (J) space re...
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WO/1999/058352A1 |
The invention concerns a tyre with height/width (H/S) ratio ranging between 0.3 and 0.8, comprising a casing reinforcement (1) whereon is radially mounted a quasi-cylindrical breaker ply reinforcement (3), said casing reinforcement (1) b...
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WO/1999/048708A1 |
A tire (10) has three carcass reinforcing structures (15, 16, 17), a first radially inner, a second intermediate and a third radially outer structure comprising each at least one ply. The second carcass reinforcing structure (16) is fold...
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WO/1999/048709A1 |
The invention concerns a tyre, intended for carrying heavy loads, comprising a radial body armouring (1), formed by at least one ply of inextensible reinforcing elements and anchored in each bead B to a bead core (2) to constitute a ply ...
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WO/1999/047369A1 |
The invention relates to a vehicle wheel with an especially single-piece rim and a tubeless tire which is suitable for emergency use. Said wheel comprises an emergency support surface embodied on the radially outer rim surface; a bead wh...
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WO/1999/037491A1 |
The invention concerns an assembly comprising a rim (12) and a closed toric tyre (1), the latter including a tyre tread (11) and a hoop, defining a sealed chamber (10). The hoop (13) constitutes a rim (12) mounting base, and forms a slee...
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WO/1999/034991A1 |
The invention concerns a tyre comprising at least a radial body ply (2) anchored in each tyre bead (B) to at least one bead wire (1) to form a ply turn-up (20), characterised in that, viewed in meridian cross-section, the body ply (2) ha...
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WO/1999/034989A1 |
The invention concerns a tyre comprising at least a radial body ply (2), anchored in each tyre bead (B) to two bead wires (11) and (12) to form a turn-up (20), characterised in that, viewed in meridian cross-section, a supplementary rein...
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WO/1999/034990A1 |
The invention concerns a tyre comprising at least a radial body ply (2) anchored in each tyre bead (B) to a bead wire (1) to form a ply turn-up (20), characterised in that, viewed in meridian cross-section, the body ply (2) has a meridia...
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WO/1999/025572A1 |
The invention concerns a tyre to be mounted on a rim with axial width L, with rim seats forming with the axis of rotation an angle $g(g) such that 0° $m(F) $g(g) $m(F) 16°, and beads with rounded gutters, comprising a tread linked to t...
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WO/1999/025570A2 |
An air tube (12) of elastomer material for tyres is described, which is divided into at least two parts by an internal wall (19) extending in the equatorial plane and delimiting a central core (20) and two sidewalls (21) in said air tube...
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