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WO/1999/054154A1 |
The tyre is formed by a rubber structure with harmonic steel wire frame, which do not allow lateral deformation, forcing the tyre to get flabby on the vertical standing in case of puncture. Furthermore the above mentioned structure is di...
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WO/1999/048710A1 |
A pneumatic radial ply 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'), a belt structure (56) located radially between the tread and the radial ...
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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/1999/038715A1 |
The invention concerns a safety insert designed to be mounted in a motor vehicle tyre and a rim assembly, such that the insert generates multiple vibrating signals of the tyre rotation frequency.
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WO/1999/036278A1 |
A pneumatic radial ply passenger tire (10) having a tread (20), a casing with two sidewalls (14, 16), one or more radial plies (18) extending from and wrapped about two annular beads (13) and a belt reinforcement structure (15) located r...
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WO/1999/032308A1 |
The invention concerns a toric reinforced rubber membrane (M), used for supporting a tubeless tyre (P) tread and constituting with said tyre and its mounting rim (J) a wheel assembly (E), characterised in that when it is inflated at a pr...
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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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WO/1999/022953A1 |
The invention concerns a device for a motor vehicle running flat designed to be mounted clamped on a standard rim (12) with side edges (16) maintaining the tyre beads (18), characterised in that it consists of at least two coaxial ring-s...
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WO/1999/019158A2 |
The invention relates to a vehicle wheel with an emergency running support body for a pneumatic tire mounted on a wheel rim. Said tire essentially comprises a running strip, two sidewalls, a carcass, reinforcing elements, and two tire be...
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WO/1999/016823A1 |
A pneumatic tire wherein a part or the whole of the members constituting the tire is made of a rubber composition comprising 100 parts by weight in total of a rubber including at least 70 parts of a highly saturated copolymer rubber base...
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WO/1999/011476A1 |
The present invention concerns a coupling for use between adjacent ends of a safety liner provided in an inflatable tyre and wheel rim assembly, said coupling comprising first and second overlapping members (20; 22) provided at respectiv...
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WO/1999/006229A1 |
The invention relates to a hub provided with standby wheel and a unit used for installing the said on the hub and preventing from leakage. The hub is comprised of a disk-like element and a ring-like element and is produced by firstly mak...
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WO/1999/002354A1 |
A vehicle includes a pneumatic tire (100) mounted on a support member (102). The tire (100) has a centerline which defines a first tipline of the vehicle. A ring (106), having a diameter that is smaller than the diameter of the tire (100...
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WO/1998/056602A1 |
The run-flat tire (10) has a tread (12) and a belt package with belt plies (81) interior to the tread (12). A plurality of radially reinforced carcass layers (40) are positioned interior to the belt plies (81) and include at least one ca...
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WO/1998/056604A1 |
The run-flat tire (10) of this invention includes spaced apart bead areas (30) having a unique design to include first (34) and second (36) bead fillers adjacent a bead core (32). The second bead filler (36) is bounded by the first bead ...
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WO/1998/054007A1 |
A method and article of manufacture are disclosed describing a technique to make a tire having at least one ply having a geodesic cord path.
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WO/1998/054008A1 |
A tire (10) has a composite ply (40). The composite ply (40) has a primary ply (40A) reinforced with parallel inextensible cords (41) and a pair of ply extensions (40B) having synthetic cords. The method of manufacturing the tire (10) is...
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WO/1998/054012A1 |
A runflat radial ply passenger or light truck pneumatic tire (10) having a carcass (30) reinforced with at least one sidewall insert or filler (42) and one substantially inextensible cord reinforced ply (38), the ply being wrapped about ...
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WO/1998/054013A1 |
A runflat radial ply pneumatic tire (10) having a carcass (30) which has a pair of sidewalls (20), each sidewall being reinforced with at least two sidewall fillers or inserts (42, 46) and at least two cord reinforced plies (38, 40) and ...
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WO/1998/054011A1 |
A pneumatic safety tire characterized in that a pair of right and left bead cores, a carcass layer, a plurality of belt layers, a tread portion, and a pair of side walls arranged on the right and left sides of the tread portion are provi...
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WO/1998/054014A1 |
A runflat pneumatic tire (1, 2, 3, 4, 5 and 6) has a tread stiffening member (101) radially inward of the tread (12). The tire has a deflected section height H�30? under load at 30 psi inflation and a deflected section height H�0? at...
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WO/1998/054010A1 |
A runflat radial ply pneumatic tire (10) having a carcass (30) reinforced with at least two sidewall fillers or inserts (42, 46) and at least one cord reinforced ply (38) and two bead cores (26) and one or more reinforcing belts (36). Th...
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WO/1998/047728A1 |
The invention concerns a safety insert designed to be mounted on an assembly comprising a motor vehicle tyre and rim and a device for sensing the tyre weight resting on the insert, such that the insert generates signals oriented parallel...
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WO/1998/044282A1 |
The invention concerns a single valve (3) for a tyre (P) and rim (J) assembly provided with a pneumatic support membrane (M) designed to unfold when the difference in pressure between the membrane cavity and that of the tyre exceeds a gi...
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WO/1998/023457A1 |
The invention concerns a toric membrane (M) made of reinforced rubber, used as a support for the tyre tread of a tubeless tyre (P) and constituting with said tyre (P) and its mounting rim (J) a running assembly (E), characterised in that...
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WO/1997/049566A1 |
The invention discloses an inflatable structure (1) made of a cellular rubber-like material to be located inside a tyre. This inflatable structure (1) is provided with at least one cavity (4) entirely positioned inside the said structure...
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WO/1997/019824A1 |
A composite wheel is used with a pneumatic tire (12) having at least one bead. The composite wheel includes a circular drum (20) having an elongated skirt extending out from the circular drum substantial perpendicular thereto along the p...
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WO/1997/001452A1 |
A pneumatic radial tyre superior in run-flat durability, comprising sequentially a belt layer (4) containing a plurality of layers of metal cords and a tread (5) on the circumference of a crown portion (3) of a toroidal radial carcass (2...
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WO/1996/034772A1 |
A composite wheel is used with a pneumatic tire (12) having at least one bead (14). The composite wheel includes a circular drum (20) having an elongated skirt extending out from the circular drum substantially perpendicular thereto alon...
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WO/1996/020842A1 |
A flat-running device for a motor vehicle, particularly a private car, including a ring-shaped member (14) made of rigid plastic and clamped over the wheel rim, and an elastomeric strip (26) covering the outer peripheral surface of said ...
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WO/1995/033628A1 |
Process for mounting on a single-piece rim (J), comprising first (21') and second (21") rim seats, at least the first rim seat (21') being inclined to the outside and axially extended outside by a low profile protuberance (22') and axial...
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WO/1995/015863A1 |
A tyre (1), a mounting rim (2) for said tyre (1) and a ring-shaped support (3) for supporting the tread (10) of the tyre (1) should the tyre pressure when driving be low or zero. The rim (2) has two seats (23' and 23") of which the first...
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WO/1995/015862A1 |
Integrally cast type rim (2) for mounting a tyre comprising at least two beads, and including, seen from the meridian cross-section, at least a first (23') and a second (23'') rim seat, as well as a rim base (21). The first rim seat (23'...
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WO/1995/003946A1 |
The invention relates to a noise-reducing design for vehicle wheels, in particular vehicle wheels fitted with tyres. The invention also relates to a method of developing conventional wheels. According to the invention, the hollow space (...
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WO/1994/025297A1 |
A vehicle tyre made of an elastic material, preferably rubber or rubber-like synthetic material, has a tyre tread (3) and sidewalls (4) adjacent to the tyre tread (3). Both sidewalls (4) end with a bead (5) into which is incorporated a c...
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WO/1994/023961A1 |
The spare wheel is combined by at least two parts which are hollow arc. The safety wheel can immediately re-support vehicle to be driven when a blowout or flat of tire is occurred. These hollow parts also can contain coolant to lower the...
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WO/1994/018016A1 |
An emergency rim ring (1) made of elastic material for a vehicle wheel (8) with a one-part drop base rim (10) consists of a one-piece ring-shaped body (2) that is entirely supported on the rim base (13) of the wheel (8) via support rings...
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WO/1994/013498A1 |
A tyre (1), a mounting rim (2) therefor, and a ring (3) for supporting the tread (10) of the tyre (1) when running at low or zero pressure. The tyre (1) has a radial ply casing (13) on which the points that are furthest apart axially are...
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WO/1993/023258A1 |
A wheel which guarantees stable driving even when a tire (7) is broken. The wheel includes an annular drum portion (1) equipped with rims (2) on both sides, and an annular protruding member (4) having a greater diameter than that of a fl...
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WO/1993/002873A1 |
A vehicle wheel rim device of a type in which a first wheel rim (10) carries a first tire casing (12) and having a second tire casing (14) inwardly of the first tire casing, characterized by the provision of a second rim (34) inwardly of...
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WO/1992/008621A1 |
A dual-chamber pneumatic tire (10) having two separate concentric annular air chambers (28, 29). The outermost air chamber (28), disposed behind the tire tread (16) normally in contact with the ground has a relatively small volume, is to...
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WO/1991/018755A1 |
A pneumatic tyre (11) for use together with an emergency-driving device (15) and/or a track (30) has a rubber layer (20, 32) of low-friction properties and a high wear resistance, at least in surface areas which in use come into contact ...
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WO/1991/004874A1 |
A tyre and wheel safety system includes a tyre pressure sensors device (10) for fitment to a tyre valve. The device contains a pressure sensor (14) connected to a circuit board (16) which is itself connected to a battery power source (18...
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WO/1989/005736A1 |
A non-pneumatic tyre (10) comprising an annular body (15) of resilient construction having a radially outer peripheral portion (19) and a radially inner peripheral portion (17). A circumferential web extends between, and is connected to,...
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WO/1988/008373A1 |
In order to maintain a pneumatic tire (10) in an operational state after the tire (10) has been deflated, a combined structure (34) is embedded within the crown portion (22) of the tire (10) to resist compressive forces encountered when ...
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WO/1988/007939A1 |
The standard of safety of vehicle wheels provided with compressed air pneumatic tyres is greatly improved if a second chamber is disposed within the chamber, designated the outer chamber (14), formed by the tyre itself. Said inner chambe...
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WO/1988/004996A1 |
Auxiliary safety device for a tire of an automobile, which is formed so that, when a tire of an automobile is punctured while the automobile runs or is parked, the automobile can run safely to a place comparatively close to the place of ...
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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/1987/004395A1 |
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/1985/005596A1 |
A wheel to which a tire will be fitted and which will be used fr a passenger car and the like. Even if the tire is punctured and loses pressure, the wheel maintains balance for the vehicle so that it can continue to run. An annular protr...
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