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WO/2012/057355 |
Provided is the present invention of a tire casing and a method of producing a tire that improve low-heat buildup and durability, and the method of producing the tire casing, wherein a casing portion comprising a belt portion comprising ...
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WO/2012/056820 |
The objective is to obtain a tire component by laminate molding a ribbon rubber which does not have a defect caused by the insertion of air in the uneven portion, and which does not have poor appearance caused by the unevenness. A moldin...
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WO/2012/056409 |
A method of building a sequence of tyres (2) different from each other, comprises generating a first deposition surface (22) by a first series of consecutive circumferential sectors (21). The first deposition surface is selected as a fun...
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WO/2012/057847 |
A tire tread with certain features and a method for manufacturing such a tire tread are provided. More particularly, a tire tread is provided that has layers of apertures where some layers remain covered until after a certain amount of t...
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WO/2012/057357 |
Provided is the present invention of a tire casing and a method of producing a tire that improve low-heat buildup and durability, and the method of producing the tire casing, wherein a casing portion comprising a belt portion comprising ...
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WO/2012/052299 |
The invention relates to a vulcanization device (1) for a tire (P), including a cylindrical vulcanization housing having an axis XX' and consisting of a lower tank (11) and an upper tank (12) that are axially movable relative to each oth...
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WO/2012/052663 |
The invention relates to a tyre (10A) comprising an inner sealing layer (40) partially defining the internal volume (V) of the tyre and a layer (54) of at least one self-sealing product, known as a self-sealer. The self-sealing layer (54...
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WO/2012/052966 |
The invention related to a method of colouring portions of a tyre and to a tyre obtained by said method. The method includes: - forming a highly impermeable protective layer by depositing an aqueous emulsion on a part of the tyre to be c...
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WO/2012/051533 |
An expandable deck comprises a plurality of elongated deck carriers mounted upon an expansion mechanism in a generally parallel and cylindrical formation. A fixed rod is mounted upon a first one of the deck carriers. A pivot rod is mount...
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WO/2012/045987 |
The store (2) for vehicle tyre casings (4) comprises: at least two channels (12) for storing casings, each one having an end stop (22); and a casing conveyor that can be placed in front of any one of the channels and comprises a platform...
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WO/2012/046209 |
Tyre (1) for vehicle wheels, comprising a body (2) of toroidal shape provided with an inner cavity (3), said inner cavity being provided with an opening (3a) facing a centre (C) of said toroidal shape and with a bead (12) intended for be...
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WO/2012/045983 |
The invention relates to a method for designing a mould for vulcanising a tyre, which includes at least one audible wear indicator, comprising the following steps (200-210): defining an initial population, including a mould module having...
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WO/2012/042359 |
A process for manufacturing a tyre for vehicle wheels comprises: laying at least one carcass ply (2) on a forming support (50) having a rotation axis (X-X); bringing an annular anchoring structure (10) in contact position with an end edg...
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WO/2012/039898 |
A method of designing a tire mold is disclosed, including the steps of designing an initial tire mold that includes a total number of annular mold pitches that each have a circumferential pitch length, wherein each of the total number of...
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WO/2012/039898 |
A method of designing a tire mold is disclosed, including the steps of designing an initial tire mold that includes a total number of annular mold pitches that each have a circumferential pitch length, wherein each of the total number of...
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WO/2012/038341 |
The invention relates to a tyre cover comprising a self-adherent composite reinforcement (R-2) which adheres to a diene rubber matrix by curing, comprising: one or more reinforcing filaments (20), for example a carbon steel cord; coverin...
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WO/2012/038340 |
The invention relates to a self-adherent composite reinforcement (R-2) which adheres to a diene rubber matrix by curing and can be used as a reinforcing element for a tyre cover, comprising: - one or more reinforcing filaments (20), for ...
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WO/2012/034783 |
The invention relates to an apparatus and a method for producing a base layer of solid tyre blanks, consisting of a radially inner rubber subcore layer (4), a central core layer (5) and a radially outer covering layer (6). The apparatus ...
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WO/2012/032253 |
In the method for manufacturing an uncured blank for a vehicle tyre, a strip (30) of rubber compound is extruded and it is made to pass between two members (18, 10), one of which forms a roller for extruding the strip (18) in such a way ...
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WO/2012/032252 |
The invention relates to a method for producing a raw tyre blank, in which: at least one stitching roller is applied against the blank by means of a resilient mounting of the roller; and, during the rotation of the blank, the set value o...
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WO/2012/029975 |
The amount of displacement of the surface of a band-shaped tire forming member can be accurately measured using a two-dimensional displacement sensor (11) regardless of the conditions of the surface of the band-shaped member (40). The tw...
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WO/2012/031193 |
A locking spacer for use with a tire building drum is disclosed. The locking spacer includes an arcuate panel having an outer surface, an inner surface, opposite first and second curved side surfaces, and opposite first and second straig...
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WO/2012/025101 |
The invention relates to an extruding device comprising an extrusion head (2) for connecting to at least two extruders. Also, at least one tool for shaping a product made from at least two extruded materials is arranged in the region of ...
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WO/2012/019580 |
The invention relates to a method and device that are used to produce green tires. At least one strip-shaped material is fed to at least one tire building drum. At least one side strip (4, 5) is connected to a belt strip (3) before a len...
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WO/2012/019580 |
The invention relates to a method and device that are used to produce green tires. At least one strip-shaped material is fed to at least one tire building drum. At least one side strip is connected to a belt strip before a length cut. Th...
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WO/2012/018020 |
By reducing the volume of a tread member and decreasing the rolling resistance, adhesiveness between the tread member and a tire skeletal member is increased. A tread member (10) is provided with a vent (18) positioned at the bottom port...
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WO/2012/017823 |
In the present invention, when end parts of a tire forming member are brought into contact with each other and joined together, the end parts which join are prevented from entering between a pair of joining rollers. End parts (91, 92) of...
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WO/2012/015338 |
The invention relates to the field of the production of pneumatic tyre casings assembled on assembly drums and can be used in the vulcanization of such casings. The technical result of the invention consists in simplifying the technologi...
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WO/2012/011358 |
Provided is a tire forming drum comprising a segment expanding and contracting mechanism, wherein the tire forming drum does not necessitate expensive parts requiring high precision machining, and has a simple structure and improved dura...
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WO/2012/012697 |
A bearing expansion lock useful in locking linear axial movement of a push-pull rod driven by a potential energy source, where the push-pull rod is housed in a hollow shaft, is disclosed. A hollow elongated housing is provided to be moun...
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WO/2012/008109 |
This tire manufacturing method and apparatus is directed at low cost, highly efficient and excellent reforming carried out on an intermediate band (31). Cylindrical forming sleeves (30) having annular grooves (32) are engaged on the outs...
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WO/2012/008363 |
Disclosed is a pneumatic tire manufacturing method capable of preventing an increase in tire weight to effectively prevent contamination of the color of a color rubber material used as side wall ornamentation or character information dis...
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WO/2012/003823 |
The method and the device are used to produce green tires. At least one strip-shaped material is fed to at least one tire building drum. Two tire building drums are connected to each other and pivotably arranged relative to a rotational ...
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WO/2012/005029 |
The disclosed methods include: a step (K1) that is for forming on a first drum (20) a tubular carcass (6R3) with an attached bead core, and that contains a step (K1a) for causing the end surfaces in the peripheral direction of a carcass ...
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WO/2012/004051 |
The invention relates to an elastomer product containing a linear textile structure for reinforcement. In order to preserve the environment and resources with a constant product quality, the linear textile structure contains fibers made ...
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WO/2012/004521 |
The vehicle tyre comprises: - a mass of rubber having a region of connection (16) in the circumferential direction on an internal face of the tyre, and - a radio frequency transponder (12) making an angle (Θ) greater than or equal to 90...
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WO/2012/001562 |
A method of controlling the deposition of semifinished elements for tyre production, said method comprising: sending a first radiation (R1) onto one tyre being processed (1), consisting of one forming support (2) with at least one portio...
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WO/2012/002949 |
A system and related method for improving tire uniformity includes identifying at least one candidate process effect and a corresponding process harmonic number for each process effect. A given uniformity parameter, such as radial or lat...
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WO/2012/001830 |
Continuous recesses are formed to be connected to opposite sides in the width direction of a tread adhesion surface of a tire casing, along the circumferential direction. Thereby, unvulcanized rubber flows into and is accumulated in the ...
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WO/2012/001544 |
A tread band (7) of raw elastomeric material is circumferentially applied around a bearing structure (3) incorporating reinforcing cords, for forming a green tyre (2) subsequently submitted to a curing treatment. The tread band (7) is fo...
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WO/2011/161994 |
Provided are a method and a device for buff polishing an inner surface of an annular member such as an annularly formed precure tread uniformly and without any excess or deficiency, wherein the inner surface of the precure tread (20) def...
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WO/2011/161248 |
The invention relates to a thin plate for a lining (27) of a mould (25) intended for vulcanizing a tyre tread, said plate (1) being manufactured by selective laser melting. The plate comprises an anchoring part (3) designed to anchor the...
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WO/2011/159279 |
The present invention includes methods and apparatus for curing retread tires, which includes detecting and controlling a leak in a tire-membrane assembly during such curing operations. The steps of the method include placing a plurality...
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WO/2011/159343 |
Tire-making apparatus (20) defining an outer or inner circumference (18) to serve as a forming surface or as a circumference-engaging surface, respectively, utilizes a frame (16) having a central axis (52) and a plurality of multi-sectio...
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WO/2011/154323 |
The invention relates to a covering device, comprising a feeding device for a tread strip, by means of which the tread strip can be fed to a carcass, a connecting device being provided and allowing ends (21, 22) of the tread strip (14) t...
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WO/2011/154284 |
The invention relates to a device for scrubbing a metal wire, including means for feeding and running the wire (F), at least two pairs of rotary brushes (21, 22) having a radius r, the axes of which are substantially mutually parallel an...
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WO/2011/155087 |
Provided are a tire manufacturing device and a tire manufacturing method capable of efficiently manufacturing a good-quality tire, wherein when the diameter of an annular tread is increased, the diameter of the tread is increased uniform...
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WO/2011/152107 |
A rubber molded body can be easily arranged in a bead core, and the time required for producing a bead member can be shortened. An extruder (10) comprises a mouth ring (20) and a void forming member (30). The mouth ring (20) functions to...
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WO/2011/151311 |
The invention relates to a moulding element for a mould for a tyre comprising a tread strip made up of a plurality of tread blocks. Each block has a contact surface intended to come into contact with a road surface during driving. The mo...
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WO/2011/148283 |
The present invention relates to a method of controlling the management of forming drums in building tyres for vehicle wheels and a plant for production of tyres for vehicle wheels. The plant comprises: at least one building line (12; 14...
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