| Societe de Technologie Michelin Patent applications |
| Patent application number | Title | Published |
|---|
| 20130186556 | Method for Manufacturing Bead Wire for Producing a Tire - In the method for manufacturing a bead wire intended for producing a tire, the bead wire comprises a coating that forms a region that overlaps itself in a circumferential direction of the bead wire. The bead wire is pressed using at least three jaws ( | 07-25-2013 |
| 20130162265 | HIGH VOLTAGE PROBE APPARATUS AND METHOD FOR TIRE INNER SURFACE ANOMALY DETECTION - A tire testing apparatus and method for detecting anomalies in the surface of a tire is disclosed. A high voltage probe having a conductive spring electrode is placed adjacent a portion of a tire surface such that the conductive spring electrode is compressed against the surface of the tire. Relative motion is imparted between the high voltage probe and the surface of the tire. An electrical discharge occurs between the high voltage probe and a reference electrode at the location of an anomaly on the surface of the tire. The apparatus and method are configured to determine a precise azimuthal and radial position on the tire of the electrostatic discharge. The conductive spring electrode can have a length sufficient to ensure contact with a given point on the tire surface during a charge cycle for the high voltage probe at increased tire surface speeds. | 06-27-2013 |
| 20130099123 | TIRE SURFACE ANOMALY DETECTION - A tire surface anomaly detection system and method are disclosed. The system and method are generally based on the principle that a tire surface anomaly will have a different heat transfer rate than that of the uniform mass surrounding the tire surface anomaly. Embodiments of the present disclosure apply thermal energy to the surface of a tire and monitor the infrared energy at the surface of the tire to generate one or more infrared images of the surface of the tire. The infrared images are analyzed by an image processing system to determine and locate thermal gradients on the surface of the tire. The presence of a thermal gradient in the infrared images generally indicates the presence of an anomaly in the surface of the tire. In this manner, the present disclosure provides an objective technique for identifying, locating, and classifying tire surface anomalies. | 04-25-2013 |
| 20130075233 | Workflows for Transferring and Storing Tire Casings - Storage or handling device comprising at least one pair of rollers ( | 03-28-2013 |
| 20130053559 | 1,2,4-Triazine Suitable as a Vulcanization Accelerator and Method for Producing Same - A 1,2,4-triazine of formula (I): | 02-28-2013 |
| 20130053510 | Rubber composition comprising a Thiadiazole - A rubber composition for the manufacture of tires, based on one or more diene elastomers, on one or more reinforcing fillers and on a vulcanization system, characterized in that the said vulcanization system comprises one or more thiadiazole compounds of formula: | 02-28-2013 |
| 20130053509 | Rubber Composition Comprising A 1,2,4-Triazine - A rubber composition for the manufacture of tires, based on one or more diene elastomers, on one or more reinforcing fillers and on a vulcanization system, characterized in that the said vulcanization system comprises one or more 1,2,4-triazine compounds of formula: | 02-28-2013 |
| 20130053504 | Rubber Composition Comprising a Thiazoline - A rubber composition for the manufacture of tires, based on a blend of at least one diene elastomer chosen from natural rubber and synthetic polyisoprene and of one or more diene elastomers chosen from the group consisting of polybutadienes, butadiene copolymers and isoprene copolymers, on one or more reinforcing fillers and on a vulcanization system, the said vulcanization system comprising one or more thiazoline compounds of formula: | 02-28-2013 |
| 20130046099 | Thiadiazole Which can be used as a Vulcanization Accelerator and Method for Obtaining Same - A thiadiazole of formula (I): | 02-21-2013 |
| 20130013190 | Navigation Method for Mobile Terminals with Centralized Server - A navigation method allowing a centralized server to supply guidance functions, in which a plurality of mobile terminals is provided with a central server and in which, following the receipt of a request from a terminal, the central server determines at least one itinerary between a given departure point and a given arrival point, defines a guidance zone making it possible to progress from this departure point to the arrival point, determines a plurality of guide points and, for each of these points, a guidance instruction, these guide points and the associated instructions being capable of allowing the user to move in the zone by receiving guidance instructions for the purpose of allowing the terminal to come gradually closer to the arrival point, the server transmits these guide points to the requesting terminal and the terminal receives the guide points. | 01-10-2013 |
| 20120305126 | INERTIA-CONTROLLED TIRE ISOLATION VALVE AND METHODS OF CONTROLLING TIRE INFLATION PRESSURES - Embodiments of the invention include methods and apparatus for adjusting the inflation pressure of a pneumatic tire. Particular methods include the step of arranging a tire in fluid communication with an inflation pressure source on a vehicle. Further steps may include arranging a rotational fluid passage between the tire and a vehicle axle and arranging along the rotational fluid passage an inertia valve that is biased in a closed arrangement while the valve is stationary or rotating below a desired speed about a rotational axis. Such methods may further include the steps of opening the inertia valve when the valve is rotating about the rotational axis at or above the desired speed and adjusting automatically the inflation pressure of the tire through the rotational fluid passage while the valve is open. Other embodiments comprise a system for adjusting the inflation pressure of a pneumatic tire. | 12-06-2012 |
| 20120277359 | TIRE COMPONENT NOT IN CONTACT WITH AIR, BASED ON NATURAL RUBBER, A REINFORCING FILLER AND A DIHYDRAZIDE - Tire component which is not in contact with air or with an inflation gas, comprising a rubber composition based on (a) an elastomeric matrix based on natural rubber, (b) a reinforcing filler, (c) from more than 2.5 to 8.5 phr of sulphur and (d) a dihydrazide compound corresponding to the following formula: | 11-01-2012 |
| 20120270966 | Composition based on natural rubber and a reinforcing inorganic filler comprising dihydrazide - Reinforced rubber composition based on at least (a) an elastomeric matrix predominantly based on natural rubber, (b) a reinforcing filler predominantly based on an inorganic filler, (c) a coupling agent and (d) a dihydrazide compound corresponding to the following formula I: | 10-25-2012 |
| 20120261046 | Comprising Casing Reinforcement Cables Having a Low Perviousness, and Variable Rubber Mixture Thickness - A tire having a radial carcass reinforcement, comprising at least one layer of metal reinforcing elements, said tire comprising a crown reinforcement, which is itself covered radially with a tread, said tread being joined to two beads via two sidewalls. The metal reinforcing elements of at least one layer of the carcass reinforcement are non-hooped cords having, in the permeability test, a flow rate of less than 20 cm | 10-18-2012 |
| 20120259043 | RUBBER COMPOSITION CONTAINING AN EPOXIDIZED SYNTHETIC RUBBER, AND TIRE TREAD CONTAINING SAME - The present invention relates to a rubber composition based on at least one elastomeric matrix comprising an epoxidized synthetic rubber (ESR) having an epoxy function content ranging from 7% to 25%, a reinforcing filler, of which at least 50% by weight of the reinforcing filler is constituted of an inorganic filler, and a plasticizing agent comprising a polar liquid plasticizer for the manufacture of a tyre tread having an improved compromise of properties: grip on wet ground/rolling resistance. | 10-11-2012 |
| 20120252928 | FUNCTIONALIZED DIENE ELASTOMER, AND RUBBER COMPOSITION CONTAINING SAME - The present invention relates to a specific functionalized diene elastomer. This functionalized elastomer exhibits a reduced cold flow without, however, damaging the properties of a reinforced rubber composition in which it is present, in particular the processing properties and the hysteresis properties. This functionalized diene elastomer carries, at the chain end, a silanol functional group or a polysiloxane block having a silanol end and is partially coupled by or star-branched by tin. | 10-04-2012 |
| 20120245270 | RUBBER COMPOSITION CONTAINING GLYCEROL AND A FUNCTIONALIZED ELASTOMER AND TREAD FOR A TIRE - A reinforced rubber composition, used for the manufacture of treads of tyres, includes (a) a functionalized diene elastomer selected from elastomers that are chain-end functionalized, coupled, or star-branched by a group containing a polar functional group having at least one oxygen atom and block elastomers having at least one polar block, (b) glycerol, and (c) a reinforcing filler that includes an inorganic filler. The rubber composition may impart a low rolling resistance to the tyre treads. | 09-27-2012 |
| 20120239313 | SEALED PRESSURE-MEASURING MEMBER - A pressure-measurement device includes a pressure-measurement surface, which is functionally connected to a test body, and a sealed pressure-measurement housing in which the test body is arranged. The pressure-measurement surface is carried by a deformable wall of the sealed pressure-measurement housing lying at a distance from the test body. The sealed pressure-measurement housing delimits an internal space, which is a space internal to the sealed housing. The pressure-measurement device also includes a pressure-transmission object that transmits the pressure between the pressure-measurement surface and the test body. The pressure-transmission object includes a substantially incompressible material occupying all of the internal space. The pressure-measurement device further includes an energy source and a processor for processing pressure data detected by the test body. The processor is arranged in the sealed pressure-measurement housing. | 09-20-2012 |
| 20120234449 | PNEUMATIC TYRE WITH BUILT-IN SELF-SEALING AND PROTECTIVE LAYERS - Pneumatic tyre with built-in self-sealing layer comprising an outer rubbery tread, a carcass reinforcement, a gastight layer positioned on the inside relative to the carcass reinforcement, a protective layer positioned innermost and a self-sealing layer adjacent to the protective layer and positioned on the inside relative to the gastight layer, characterized in that said protective layer is a chlorinated thermoplastic polymer film. | 09-20-2012 |
| 20120234442 | TREAD HAVING A GRADIENT OF PROPERTIES FOR IMPROVING IRREGULAR WEAR - This invention relates generally to treads having a configuration and/or properties for improving or preventing irregular wear on the tread of a tire, and, more specifically, to a tire that has a tread with a gradient of properties that helps to prevent or improve irregular wear, especially suitable for tires that are free rolling such as steer or trailer tires used on trucks. | 09-20-2012 |
| 20120228921 | SYSTEM FOR ELECTRIC MOTORIZATION OF A WHEEL - The invention relates to a system for motorizing a wheel ( | 09-13-2012 |
| 20120227883 | TIRE TREAD HAVING IMPROVED RIGIDITY - Tire tread having at least two wearing layers, provided with at least one continuous groove having in the as new condition a plurality of external cavities opening onto the tread surface and a plurality of internal cavities placed radially and completely inside the tread surface, such that: the difference between the mean lengths of the internal cavities and of the external cavities is at most equal to 20% of the longest mean length, the difference in the mean cross-sectional areas of the internal and external cavities is at most equal to 20% of the largest mean area, each external cavity of a continuous groove being connected to at least two internal cavities of the same groove and having a plurality of incisions opening onto the tread surface, each connecting two consecutive external cavities of the same groove and at least two connecting channels and at least one internal cavity. | 09-13-2012 |
| 20120217340 | SYSTEM FOR MOTORIZING A WHEEL CONNECTED TO A SUSPENSION - The invention relates to a motorizing system for powering a wheel ( | 08-30-2012 |
| 20120216933 | TIRE DESIGN FOR EASE OF INNER LINER REMOVAL AND METHOD THERE FOR - A method of repairing a tire includes providing a tire for repair having an exterior with a tread, a mounting bead, and a sidewall therebetween, an interior including an inner layer having a desired inner layer thickness, and an elastomeric underlying tire layer beneath the inner layer, the inner layer comprising a plurality of ridges extending outwardly a desired height from the inner layer surface generally defining a plurality of inner layer segments, a portion of the underlying tire layer extending outwardly along the ridges, and may extend at least to the depth of the inner layer surface. Then, preparing a patch area by removing at least a portion of a plurality of the ridges around the perimeter of at least one inner layer segment exposing the raised portion of the underlying tire layer beneath the removed ridges, the exposed underlying tire layer forming a discontinuity in the inner layer around the formed perimeter, peeling the inner layer away from the underlying tire layer within the perimeter, and installing a tire patch onto the patch area. | 08-30-2012 |
| 20120214933 | TIRE, THE TREAD OF WHICH COMPRISES A SATURATED THERMOPLASTIC ELASTOMER - The present invention relates to a tyre, the tread of which comprises an elastomer composition comprising:
| 08-23-2012 |
| 20120211140 | TIRE FOR HEAVY GOODS VEHICLE HAVING A REINFORCED BEAD | 08-23-2012 |
| 20120211138 | TIRE FOR HEAVY GOODS VEHICLE HAVING REINFORCED BEAD | 08-23-2012 |
| 20120199260 | TIRE HAVING A BUILT-IN SELF-SEALING LAYER - A pneumatic tyre with a built-in self-sealing layer includes an outer rubbery tread, a carcass reinforcement, a gastight layer located at an inside position relative to the carcass reinforcement, a separable protective layer positioned innermost, and a self-sealing layer adjacent to the separable protective layer and located at an inside position relative to the gastight layer. The separable protective layer is a thermoplastic film that includes at least one fluoropolymer. | 08-09-2012 |
| 20120199258 | TIRE WITH ASYMMETRIC GROOVE BOTTOM FOR SHOULDER GROOVE - A tire with a shoulder groove that has an asymmetric bottom is provided and, more particularly, a tire is provided having a shoulder groove that includes features at the bottom of the groove that help reduce stress and alleviate cracking from tire operation. The reduction is accomplished without the addition of material to the groove bottom. | 08-09-2012 |
| 20120196976 | USE OF ARYL DINITRILE OXIDES IN ADHESIVE COMPOSITION - The invention relates to the use of an adhesive composition between a vulcanized rubber part and an uncured or prevulcanized or vulcanized rubber part, based on at least one highly unsaturated elastomer chosen from the group formed by natural rubber, polyisoprene, polybutadiene, styrene-butadiene, styrene-isoprene and butadiene-isoprene copolymers and styrene-butadiene-isoprene terpolymers, an aliphatic solvent and a “curing” system comprising at least one stable aryl dinitrile oxide compound. | 08-02-2012 |
| 20120193003 | INTERIOR TIRE SURFACE HAVING DEPTH INDICATOR - Embodiments of the present invention include a tire having depth indicators arranged along an interior tire surface and methods of removing material from an interior tire surface. Particular embodiments of the present invention include a tire having a pair of beads spaced axially along a rotational axis of the tire; an inner exposed surface extending between each pair of beads and annularly about the rotational axis of the tire, the inner exposed surface being spaced from an exterior surface of the tire by a thickness of the tire, the inner surface including a depth indicator having a feature, where the feature of the depth indicator corresponds to an inward distance extending from the inner exposed surface into a thickness of elastomeric material, the elastomeric material extending between the inner exposed surface and a reinforcement embedded within the tire thickness. Particular embodiments include a bladder for forming the tire. | 08-02-2012 |
| 20120191268 | DATA PROCESSING METHOD FOR DETERMINING DRIFT VALUES OF AT LEAST ONE TIRE - A data processing method for determining the drift values of at least one tire comprising, for various positions of the vehicle on a track, determining coordinates of GPS antennas, determining values of roll of the vehicle, determining various points of contact between tire and track based on coordinates of at least one GPS antenna and based on various values of roll of the vehicle, said contact points defining a trajectory of the tire on the track; determining a tangent to the trajectory of the tire at at least one contact point, determining, based on coordinates of the GPS antenna, an orientation of a wheel plane associated with the tire, and determining a drift value based on the tangent and on the orientation of the wheel plane. | 07-26-2012 |
| 20120187656 | Vehicle Comprising at Least Two Axles and Method for Distributing the Load Between Said at Least Two Axles - A vehicle ( | 07-26-2012 |
| 20120187645 | VEHICLE COMPRISING AT LEAST TWO AXLES, THE WHEELS OF WHICH ARE PARALLEL - A vehicle ( | 07-26-2012 |
| 20120180923 | PNEUMATIC TYRE WITH BUILT-IN SELF-SEALING PLY - Pneumatic tyre with built-in self-sealing layer comprising an outer rubbery tread, a carcass reinforcement, a gastight layer positioned on the inside relative to the carcass reinforcement, a protective layer positioned innermost and a self-sealing layer adjacent to the protective layer and positioned on the inside relative to the gastight layer, characterized in that said protective layer is a thermoplastic film comprising a copolymer containing hard blocks and soft blocks corresponding to the formula: | 07-19-2012 |
| 20120180919 | Tire Provided with Colored Appliques - The invention concerns a tire ( | 07-19-2012 |
| 20120175035 | Three-Layer Steel Cord that is Rubberized in Situ and has a 2+M+N Structure - Metal cord with three layers (C | 07-12-2012 |
| 20120175033 | Rubber Composition and Tire Using Said Composition - A rubber composition based on at least a diene elastomer, a reinforcing filler and a crosslinking system, characterized in that it comprises at least 10 to 150 phr of a platy filler and from 0.01 to 0.3 phr of a metal salt. This composition has good processing and mechanical properties, and also improved oxygen impermeability properties over a wide temperature range, from ambient temperatures when the tire is stationary up to the temperatures of the tire when it is running. According to one preferred embodiment, the rubber composition described above can be used in the tire as a protective elastomer layer in at least one part of the tire. | 07-12-2012 |
| 20120165468 | Organosilane Coupling Agent - An organosilane of general formula I below: (HO) | 06-28-2012 |
| 20120165449 | COMPOSITION BASED ON NATURAL RUBBER AND A POLYIMINE COMPOUND - Reinforced rubber composition based on, exhibiting a lesser hysteresis degradation over time, based on at least (a) an elastomeric matrix predominantly based on natural rubber, (b) a reinforcing filler and (c) a specific polyimine compound in a content of between 6 and 20 mmol per 100 g of elastomer. This rubber composition is intended, for example, for the manufacture of a semi-finished rubber product intended for the tyres of motor vehicles. | 06-28-2012 |
| 20120165446 | Tire Rubber Composition Comprising an Acetylacetonate Compound - Rubber composition which can be used in particular for the manufacture of s, comprising at least a diene elastomer, a reinforcing filler, a crosslinking system, between 0.2 and 10 phr of an antioxidant, such as a substituted para-phenylenediamine, and between 0.2 and 10 phr of chromium (III) acetylacetonate. This acetylacetonate compound makes it possible to advantageously reduce the consumption of antioxidant during the thermo-oxidizing ageing of the composition. Metal/rubber composite comprising such a composition and at least a metal reinforcing member. comprising such a composition or such a composite. | 06-28-2012 |
| 20120160339 | SELF-SEALING VALVE - A self-sealing valve for a tyre includes at least a part formed of a self-sealing material having a dynamic shear modulus G*, measured at 10 Hz, less than or equal to 0.06 MPa, preferably less than or equal to 0.03 MPa, and more preferably still, less than or equal to 0.01 MPa. | 06-28-2012 |
| 20120158383 | METHOD FOR PREDICTING TYRE RUNNING NOISE - In a method for predicting a rolling noise B of a tyre on a pavement, a real profile of the pavement is charted, at least one value of at least one descriptor of the pavement is determined based on the real profile, and use is made of a law for predicting rolling noise B of a tyre. The law is of a type given by B=g(V | 06-21-2012 |
| 20120157585 | Rubber Composition for Tires Comprising an Acetylacetonate Compound - Rubber composition which can be used in particular for the manufacture of tires, comprising at least a diene elastomer, a reinforcing filler, a crosslinking system, between 0.2 and 10 phr of an antioxidant, such as a substituted para-phenylenediamine, and between 0.2 and 10 phr of an acetylacetonate of an alkali metal or alkaline earth metal, chosen in particular from the group consisting of Li, Na, K, Mg, Ca and the mixtures of such metals. This acetylacetonate compound makes it possible to advantageously reduce the consumption of antioxidant during the thermo-oxidizing ageing of the composition. Metal/rubber composite comprising such a composition and at least a metal reinforcement. Tire comprising a such composition or such a composite. | 06-21-2012 |
| 20120157571 | Rubber Composition Including an Organosilane Coupling Agent - A rubber composition that can be used for the manufacture of tires, based on at least one diene elastomer; one sulphur-based crosslinking system; one inorganic filler as reinforcing filler; one coupling agent of general formula I below: (HO) | 06-21-2012 |
| 20120156400 | PNEUMATIC OBJECT PROVIDED WITH A GASTIGHT LAYER CONTAINING A THERMOPLASTIC ELASTOMER AND A PLATY FILLER - An inflatable article is provided with a layer impermeable to inflation gases. The layer has an elastomer composition that includes at least, as a predominant elastomer by weight, a thermoplastic styrene (TPS) elastomer and a platy filler. The platy filler has an equivalent diameter (D | 06-21-2012 |
| 20120152420 | Tire with Protective Appliques | 06-21-2012 |
| 20120149822 | PNEUMATIC OBJECT PROVIDED WITH A GASTIGHT LAYER MADE OF A THERMOPLASTIC ELASTOMER AND LAMELLAR FILLER - An inflatable object is equipped with a layer for sealing in an inflation gas. The layer is formed of an elastomeric composition that includes a predominant elastomer by weight, a block thermoplastic elastomer, and a lamellar filler. The block thermoplastic elastomer includes a polyisobutylene block with a number-average molecular mass ranging from 25,000 to 350,000 g/mol and a glass transition temperature of less than or equal to −20° C., and, at at least one end of the polyisobutylene block, a thermoplastic block made from at least a polymerized monomer other than a stirene monomer, the polymerized monomer having a glass transition temperature greater than or equal to 100° C. The lamellar filler has an equivalent diameter (D | 06-14-2012 |
| 20120149818 | COMPOSITION BASED ON NATURAL RUBBER AND A POLYAMINE COMPOUND - Reinforced rubber composition, exhibiting improved hysteresis, based on at least (a) an elastomeric matrix predominantly based on natural rubber, (b) a reinforcing filler and (c) a specific polyamine compound present in a proportion of between 0 and 7 mmol per 100 g of elastomer. | 06-14-2012 |
| 20120145334 | Method and Device for Making Blind Grooves in an Unvulcanized Tread - Method of manufacturing a tire comprising a tread strip in which blind radial cuts are arranged in the blocks of rubber that form the tread pattern, comprising a step during which the cuts (33) are made in the unvulcanized tread strip (3) intended to cap the green tire. One or more blades (22) are raised to a temperature higher than the vulcanization temperature of the material of which the tread strip (3) is made are caused to penetrate the radially internal face (32) of the tread strip (3) for a sufficient period of time that they superficially vulcanize the walls of the cut in contact with the blade (22) so as to prevent the faces from sticking back together once the blade has been withdrawn from the cut. | 06-14-2012 |
| 20120144910 | METHOD FOR PREDICTING A PHYSICAL INTERACTION EFFECT BETWEEN A TYRE AND A SURFACE COURSE - In a method for predicting at least one physical interaction effect between a tyre and a pavement, a real profile of the pavement is charted, and the real profile is sectioned into several strata each corresponding to an altitude of the real profile. At least one law of variation of at least one pavement descriptor is determined based on the real profile, as a function of the altitude, and an interaction value of each pavement descriptor is determined at an interaction value of the altitude, for each law of variation. A value of a physical interaction effect is predicted based on an interaction value of at least one pavement descriptor. | 06-14-2012 |
| 20120142840 | Method for Manufacturing and Handling Elastomer Thermoplastic Gels - Method of manufacturing granulates or continuous strips intended for feeding an extrusion machine, formed of a gel comprising at least, as majority elastomer, a styrene thermoplastic elastomer and more than 200 phr of an extender oil, each element of the granulate having a given surface area. The granulate element is sized so that the compactness, of a granulate element, is less than a value decreasing from 1500 m | 06-07-2012 |
| 20120141696 | ELASTOMER COMPOSITION MADE FROM A THERMOPLASTIC COPOLYMER, INFLATABLE OBJECT PROVIDED WITH A GAS BARRIER MADE FROM SUCH A COMPOSITION - Elastomer composition comprising at least, as predominant elastomer, a thermoplastic SIBS elastomer comprising a “polyisobutylene” block and, at least one of the ends of the “polyisobutylene” block, a thermoplastic block of specific structure having a Tg greater than or equal to 100° C. The elastomer composition according to the invention may be used as an elastomer layer impermeable to the inflation gases in an inflatable object. This inflatable object is, in particular, an inner tube or a pneumatic tyre for a motor vehicle. | 06-07-2012 |
| 20120135857 | NOVEL ORGANOMETALLIC COMPOUNDS CONTAINING A METAL BELONGING TO THE SECOND COLUMN OF THE PERIODIC TABLE, AND METHOD FOR PREPARING SAME - The present invention relates to a novel organometallic compound based on a divalent metal belonging to the 2 | 05-31-2012 |
| 20120133115 | Skid Plates for a Motorcycle - A two-wheel vehicle for carrying out tire grip measurements. The vehicle is equipped with three spars fitted onto one side of the vehicle, the ends of the spars forming a plane approximately parallel to the circumferential plane of the rear wheel of the vehicle and the distance between said plane and the circumferential plane of the rear wheel of the vehicle being greater than 350 mm. | 05-31-2012 |
| 20120132337 | Tread With Incisions - A tread for passenger-vehicle tire having radially on the outside a running surface and comprising a plurality of elements, at least certain of these elements being provided with at least one incision delimited by two opposite faces, this incision consisting of a succession of thin sections and of thick sections placed in an alternating manner, the thin sections being inclined at an angle A equal to no more than 40 degrees, this angle being measured relative to a direction perpendicular to the running surface of the tread and passing through the points of the incision on the running surface of the tread, the thick sections forming an angle B of between 60 degrees and 120 degrees with a direction perpendicular to the running surface of the tread, and the thin sections having a width e less than the width E of the thick sections, the width of the thin sections being such that, when they go through the contact patch, the walls delimiting said thin sections are in contact, and the width of the thick sections being such that, when they go through the contact patch, the walls delimiting the thick sections are not in contact. | 05-31-2012 |
| 20120130055 | METHOD FOR SYNTHESISING A RARE EARTH ORGANOPHOSPHATE AND USE THEREOF TO PREPARE A "PREFORMED" CATALYTIC SYSTEM - The invention relates to a process for preparing a rare-earth organophosphate in the form of a fluid or not very viscous solution that can be used as is for the preparation of a “preformed” catalyst system intended, in particular, for the cis-1,4 stereospecific polymerization of conjugated dienes. | 05-24-2012 |
| 20120128972 | Self-Adhesive Composite Reinforcement, in Particular for Tires, and Associated Manufacturing Method - Composite reinforcement (R- | 05-24-2012 |
| 20120125512 | Three-Layer Cord, Rubberized In Situ, For A Tire Carcass Reinforcement - Metal cord (C- | 05-24-2012 |
| 20120125506 | Self-Adhesive Composite Reinforcement - Composite reinforcement (R- | 05-24-2012 |
| 20120123070 | Catalytic Systems Made of a Complex of Rare Earths For Stereospecific Polymerisation Of Conjugated Dienes - La present invention relates to a multi-component catalytic system that can be used for the cis-1,4 stereospecific polymerization of conjugated dienes. The system is based on: | 05-17-2012 |
| 20120115984 | Method for Making a Self-Sealing Composition - A process for manufacturing a self-sealing elastomer composition, said process comprising the following steps: a masterbatch, comprising at least one diene elastomer and more than 30 phr of a hydrocarbon resin, is firstly manufactured by compounding these various components in a mixer at a temperature or up to a temperature called the “hot compounding” temperature which is above the softening point of the hydrocarbon resin; and then at least one crosslinking system is incorporated into the masterbatch thus prepared, by compounding everything in the same mixer or in a different mixer, at a temperature or up to a temperature which is kept below 100° C., in order to obtain said self-sealing composition. | 05-10-2012 |
| 20120114777 | REMOVABLE DEVICE FOR MOULDING A FLEXIBLE WALL IN THE GROOVE OF A TIRE PATTERN - The invention relates to a tire curing mold comprising at least one lining element for molding the tread of said tire, said lining element comprising at least one bead for molding a groove in the tread. The curing mold comprises at least one insert forming a portion of the bead, said insert partially or completely delimiting a slot extending into the depth of the bead. The slot is oriented substantially perpendicularly to the bead. The slot is configured in order to mold a flexible wall of reduced thickness made as one piece with at least one wall of the groove molded by the bead. | 05-10-2012 |
| 20120110972 | Method and Device for Producing a Three-Layer Cord - Method of manufacturing a metal cord with three concentric layers (C | 05-10-2012 |
| 20120103499 | REINFORCEMENT COMPRISING TWO REINFORCING MATERIALS AND TIRE COMPRISING SUCH A REINFORCEMENT - Tyre reinforcement ( | 05-03-2012 |
| 20120102909 | Method and Device for Producing a Three-Layer Cord - Method of manufacturing a metal cord with three concentric layers (C | 05-03-2012 |
| 20120097310 | Tire for a Heavy Vehicle - A tire for a heavy vehicle with a radial carcass reinforcement anchored in two beads by wrapping around bead wires. In a radial plane, radially on the inside of the radially innermost point of the at least one layer of carcass reinforcement and axially on the outside of the geometric center of the bead wire, the radius of curvature at a point on the exterior surface of the bead is greater than the radius of curvature at the point of orthogonal projection of the point of the exterior surface of the bead onto the at least one layer of carcass reinforcement. | 04-26-2012 |
| 20120097307 | Tire for Heavy Vehicles Comprising a Layer of Peripheral Reinforcement Elements - A tire with radial carcass reinforcement comprising a crown reinforcement formed of at least two working crown layers, itself radially capped by a tread, the said tread being connected to two beads by two sidewalls, and the crown reinforcement comprising at least one layer of circumferential reinforcing elements. The ratio of the thickness of the crown block at a shoulder end to the thickness of the crown block in the circumferential median plane is greater than 1.20 and the ratio of the distance between the extreme wear surface and the reinforcing elements of the layer of circumferential reinforcing elements in the circumferential median plane to the distance between the extreme wear surface and the reinforcing elements of the layer of circumferential reinforcing elements at the ends of the layer of circumferential reinforcing elements is comprised between 0.95 and 1.05. | 04-26-2012 |
| 20120097306 | Tire for Heavy Vehicles Comprising Layers of Peripheral Reinforcement Elements - A tire with radial carcass reinforcement comprising a crown reinforcement formed of at least two working crown layers, itself radially capped by a tread, the said tread being connected to two beads by two sidewalls, and the crown reinforcement comprising at least one layer of circumferential reinforcing elements. The reinforcing elements of the layer of circumferential reinforcing elements are stranded cords exhibiting, between their initial state and their state when extracted from the tire, a reduction greater than 15 GPa and preferably greater than 20 GPa in the maximum tangent modulus. | 04-26-2012 |
| 20120091753 | AUTOMOBILE PROVIDED WITH WHEEL WELL DEFLECTORS - A motor vehicle includes at least one wheel designed to turn in a well defined by a wheelhouse. The vehicle also includes a wheel deflector of an elongate overall shape extending from the wheelhouse towards the wheel with one end provided with a radius R corresponding substantially to an exterior radius of the wheel. The deflector is arranged in an upper portion of the wheelhouse and extends longitudinally on each side of a median plane of the wheel passing through an axis of rotation of the wheel, with an overall angular length L between 1/20 and ¼ of an external circumference of the wheel. | 04-19-2012 |
| 20120090756 | Pneumatic Tire, the Belt of Which is Reinforced by a Thermoplastic Polymer Film - Pneumatic tire, the belt of which is reinforced by a multilayer laminate comprising at least one multiaxially drawn thermoplastic polymer film, such as for example a biaxially drawn PET film, placed between and in contact with two layers of rubber composition, such as natural rubber. Preferably, the thermoplastic polymer film has, irrespective of the tensile direction considered, a tensile modulus E which is greater than 500 MPa, a maximum tensile stress σ | 04-19-2012 |
| 20120090755 | Tire With Radial Carcass Reinforcement - A passenger vehicle tire, the crown reinforcement of which has three distinct elements, the three distinct elements comprising: a radial carcass reinforcement formed of reinforcing elements connecting the two beads of the tire, a crown belt comprising reinforcing elements parallel to the circumferential direction of the tire, and a crown triangulation layer comprising reinforcing elements making an angle of between 10 degrees and 80 degrees with the circumferential direction of the tire, the said reinforcing elements of the triangulation layer having a flattened cross section. | 04-19-2012 |
| 20120067484 | Sacrificial Layer to Relieve Pinch Flashing in Molding Operations - A method to reduce or eliminate pinch flashing in mold operations by applying a thin coating of a hydrocarbon wax to the outside surface of an uncured rubber article or on the sidewall or shoulder of a green tire at a location(s) where segments of the mold close on each other and on the rubber article or tire during cure. The hydrocarbon wax has a melting point from about 60 degrees to about 80 degrees Celsius, and is compatible with the composition of the rubber. The hydrocarbon wax acts as a sacrificial layer and is scraped up by the mold parts instead of the rubber when the mold segments close. | 03-22-2012 |
| 20120067481 | PASSIVE TUNED VIBRATION ABSORBER - A passive tuned vibration absorber is used to attenuate unwanted vibrations in the spokes of a non-pneumatic tire and wheel assembly. Each spoke has a cutaway central portion having a tuned vibration absorber n the form of a protruding member having an axial width and a radial height and the radial height of the protruding member is less than a radial height of the spoke. Additionally, a method of determining the vibrational characteristics of the spokes of a non-pneumatic tire and wheel assembly is included. | 03-22-2012 |
| 20120065292 | Rubber Composition for a Tread Comprising an Unsaturated TPS - The present invention relates to a rubber composition comprising a styrene-butadiene copolymer (SBR), a polybutadiene (BR), an unsaturated thermoplastic styrene (TPS) copolymer and a reinforcing filler. | 03-15-2012 |
| 20120055601 | PROGRESSIVE TIRE MOLD ELEMENT WITH SCALLOPS AND TIRE FORMED BY THE SAME - Particular embodiments of the present invention include a progressive sipe mold member with scallops and a corresponding sipe formed within a tire tread. In a particular embodiment, the present invention includes a progressive sipe mold member for use in a mold, the mold member comprising: an upper mold member extending downwardly from a top end to a bottom end; and, a first lower projection member and a second lower projection member, each lower member extending downward from the upper mold member and having recesses on their inward and outward facing surfaces. The sipe mold member may also have a sweep axis along which the sipe mold member undulates in a desired path as well as an undulation in the upper mold member. The mold member creates a sipe in the tread of a tire that has the negative image of the shape of the mold member. | 03-08-2012 |
| 20120041098 | RUBBER COMPOSITION FOR A TIRE CONTAINING EPOXIDE NATURAL RUBBER AND A PLASTICIZING RESIN - The present invention relates to a rubber composition based on at least an epoxidized natural rubber—, a reinforcing filler and, as plasticizing agent, an alpha-methylstyrene polymer resin. The invention also relates to the use of such a composition for the manufacture of a tyre tread exhibiting an improved compromise of properties with respect to grip on wet ground and rolling resistance. | 02-16-2012 |
| 20120038357 | TIRE METALLIC CABLE ANOMALY DETECTION METHOD AND APPARATUS - Disclosed is an apparatus and methodology for detecting anomalies in cables within a tire structure. A plurality of magnetic field sensitive sensors are aligned within a magnetic field provided by a magnet. The alignment of sensors and magnet is such that flux lines from the magnet are generally parallel to the plane occupied by the magnetic sensors. A tire cable anomaly present between the magnetic field sensitive sensors produces a detectable difference in signals produced by the magnetic field sensitive sensors as a result of the formation of perpendicular flux patterns produced by the anomaly. A signal processing circuit receiving input signals from the sensors evaluates differences between the signals from each of the plurality of sensors by pairing the output signal from each sensor with the output signal from each of the others of the plurality of sensors and produces an output signal upon the differences meeting selected criteria. The output signal may include an externally measurable signal and/or may include a visual signal indicating presence of a tire anomaly. | 02-16-2012 |
| 20120035894 | METHOD FOR PREDICTING THE NOISE/COMFORT PERFORMANCE OF A VEHICLE TRAVELLING ON UNEVEN GROUND - A method is presented for predicting a noise/comfort performance in a cabin of a vehicle with a body-shell and a suspension system linked to the body-shell by at least one point of attachment, with the vehicle rolling at a given speed on a rolling device with a macrorough rolling surface. The method includes: determining a global transfer function of the body-shell, determining a global admittance of the body-shell, determining an impedance of the suspension system, determining, while rolling on the macrorough rolling surface, lockup loads of the suspension system, and combining together the global transfer function of the body-shell, the global admittance of the body-shell, the impedance of the suspension system, and the lockup loads of the suspension system to obtain a prediction of noise/comfort performance (P) inside the cabin. | 02-09-2012 |
| 20120035756 | POST CURE TIRE SIPING FOR PREVENTING IRREGULAR WEAR - Tires in use wear in a host of ways. One negative manner in which tires, especially truck tires, may wear is in an irregular fashion. When this phenomenon happens, the tread of the tire may become unusable, forcing the user to replace the tire, which is undesirable. This patent application poses a new and useful way of preventing irregular wear involving the addition of a predetermined configuration of pipes, increasing the useful life of the tire tread. | 02-09-2012 |
| 20120024442 | Tire Tread - Tread band for a tire having a tread surface and comprising a plurality of recesses of total depth H* opening onto the tread surface, each recess comprising at least two cavities of a first type of cavities, each of these cavities of a first type being delimited by a main wall and having a depth Hi, the main wall of each cavity of the first type is such that its intersection with a virtual surface parallel to the running surface in the new condition and passing through the points of the said wall that are furthest towards the outside of the tread forms an exterior contour that is closed and of length Ce, the main wall of each cavity of the first type is such that its intersection with a virtual surface parallel to the running surface in the new condition and passing through the points of the main wall furthest towards the inside of the tread forms an interior contour which is closed and of length of length Ci, this tread band being characterized in that the cavities of a first type are arranged at different levels in a direction oriented from the tread surface towards the inside of the tread strip, and in that the length Ce of the exterior contour of a cavity is less than the length Ci of the interior contour of the same cavity. | 02-02-2012 |
| 20120012237 | Tubeless Tire having a Slitted Inner-Liner, and Process for its Manufacture - Tubeless tire, adapted to be inflated with an inflation gas, comprising: a crown ( | 01-19-2012 |
| 20120010776 | Method for monitoring the condition of a tyre. - The tyre includes a tyre tread configured so that, beyond a predetermined radial wear threshold, the tyre tread has a set of at least one wear indicator, including a so-called “sound” cavity arranged in a circumferential groove of the tyre tread. During the monitoring method, an acoustic signal that is able to include an acoustic footprint noise produced by the set during the running of the tyre on a ground beyond the predetermined threshold is detected by an acoustic sensor mounted on the vehicle, and information relating to the acoustic signal is emitted to a remote server not mounted on the motor vehicle. | 01-12-2012 |
| 20120007956 | Evaluation of the Relief of a Tire Surface by Active Stereovision - Acquisition device for taking a digital relief image of the surface of a tire P, comprising: two colour cameras ( | 01-12-2012 |
| 20120006458 | Tire Tread Comprising Incisions and Recesses - Tire tread comprising a plurality of elements forming relief, each element comprising a contact face, a plurality of elements of the tread being provided with at least one incision, this incision opening onto the contact face in order to form second edges parallel with one another and with an average orientation at most equal to 45° with the direction of the axis of rotation of the tire provided with this tread, each incision also opening onto two lateral surfaces of the element so as to form strips having a length L and a width d, this width d being less than the length L, each strip comprising at least one cavity entirely contained in the strip and of which the largest dimension is oriented so as to be in the direction of the length of the strip inside which it is formed, each cavity having a length Lc, measured along its largest dimension, which is between 10% and 90% of the length L of the strip, the total of the lengths Lc of all the cavities of one and the same strip being more than 10% of the length L of the said strip. | 01-12-2012 |
| 20120003409 | Pneumatic Object Provided with Gas-Tight Layer Comprising Two Thermoplastic Elastomers - Inflatable article equipped with an elastomer layer impermeable to the inflation gases comprising at least: as first thermoplastic stirene elastomer, at least 50 phr of a copolymer containing polystirene and polyisobutylene blocks, in particular SIBS; as second thermoplastic stirene elastomer, at most 50 phr of a thermoplastic stirene copolymer of unsaturated type, in particular SIS; and optionally an extender oil, in particular polybutene, at a content preferably between 5 and 100 phr. This gastight elastomer layer has very good impermeability properties and a lower hysteresis compared to layers based on butyl rubber. The inflatable article can be, in particular, an inner tube or a pneumatic tire for a motor vehicle. | 01-05-2012 |
| 20120000590 | Tire Comprising Carcass Reinforcing Cords of Low Permeability and Textile Threads Associated with the Carcass Reinforcement - A tire having a radial carcass reinforcement, comprised of at least one layer of metal reinforcing elements, said tire comprising a crown reinforcement, which is itself covered radially with a tread, said tread being joined to two beads via two sidewalls. The metal reinforcing elements of at least one layer of the carcass reinforcement are non-hooped cords having, in the permeability test, a flow rate of less than | 01-05-2012 |
| 20120000174 | Method and Device for Manufacturing a Three-Layer Cord of the Type Rubberized in Situ - Method of manufacturing a metal cord with three concentric layers (C | 01-05-2012 |
| 20110319207 | Table Tennis Racket - A ball-striking sole for a table tennis paddle comprises a flexible coating ( | 12-29-2011 |
| 20110318532 | Lining Assembly on a Skin for a Tire Vulcanization Mould - The invention relates to a lining assembly ( | 12-29-2011 |
| 20110315323 | Modifiable Element for Shaping a Raw Tire Blank - The element ( | 12-29-2011 |
| 20110315295 | METHOD OF MANUFACTURING A TIRE BEAD AND TIRE BEAD - Method of manufacturing a tire comprising a carcass reinforcement extending between beads, this carcass reinforcement being anchored in each bead by being wrapped around each circumferential bead reinforcement to form a turned-back portion, this carcass reinforcement comprising at least one rubber ply which is reinforced with a plurality of metal cords of low or zero permeability, each bead comprising a plurality of rubber-based strips, at least one of these strips, known as the bead rubber strip, radially on the outside of the circumferential bead reinforcement performing a function of filling and mechanical connection between the carcass reinforcement and its turned-back portion, this bead rubber strip comprising a first surface axially towards the inside in contact with the carcass reinforcement and a second surface axially towards the outside, each bead further comprising at least one other strip, known as the filler strip which, radially on the outside of the radially outermost points of the turned-back portion of the carcass reinforcement is at least partly in contact with part of the second surface of the bead rubber strip to form a region of contact between the said two profiled elements this method comprising a step of forming a plurality of grooves on at least one of the surfaces of the strips that are in contact in the contact region, these grooves being distant from one another by at least a distance equal to 5 mm, and these first surface of the bead rubber strip being completely devoid of any groove. | 12-29-2011 |
| 20110315292 | SUPPORT AND INSERT FOR ATTACHING A MODULE TO A TYRE WALL - An attachment support, which is designed for attaching a module to a wall ( | 12-29-2011 |
| 20110315291 | Pneumatic Object Provided with a Gas-Tight Layer Comprising a Thermoplastic Elastomer and Expanded Thermoplastic Microspheres - An inflatable article provided with an elastomer layer impermeable to the inflation gas, such as air, said layer comprising at least, as major elastomer, a thermoplastic polystirene/polyisobutylene block copolymer, such as an SIBS (stirene/isobutylene/stirene) copolymer, and expanded thermoplastic microspheres with a preferential content between 1 and 30 phr. Preferably, this copolymer comprises between 5% and 50% stirene by weight, its number-average molecular weight is between 30 000 and 500 000 g/mol and its Tg is below −20° C. Optionally, the gastight elastomer layer also contains, as plasticizer, an extender oil, especially a polybutene oil, with a preferential content between 5 and 100 phr. This gastight layer not only has excellent impermeability properties, but also a density and a hysteresis that are both reduced compared with layers based on butyl rubber. The inflatable article can be a pneumatic tire for a motor vehicle. | 12-29-2011 |
| 20110309556 | LINING ELEMENT COMPRISING A SHELL AND A CORE - The invention concerns a lining element intended to be applied to a support block of a segment of a segmented mould for tires, the lining element being intended to form tread patterns on part of a tire tread, characterized in that it comprises an outer shell ( | 12-22-2011 |
| 20110309230 | METHOD OF MANUFACTURING A LINING ELEMENT AND A SUPPORT ELEMENT WHICH ARE INTENDED FOR A TIRE MOULD - Method of manufacturing a lining element intended to be attached to a support block of a tire mould, comprising the following steps:
| 12-22-2011 |
| 20110308689 | Tire Comprising Low Permeability Carcass Reinforcing Cables and Reduced Thicknesses of Rubber Compounds - The invention relates to a tire having a radial carcass reinforcement, consisting of at least one layer of metal reinforcing elements, said tire comprising a crown reinforcement, which is itself covered radially with a tread, said tread being joined to two beads via two sidewalls. | 12-22-2011 |
| 20110308688 | Light Tire Comprising a Non-Radial Carcass Structure - A tire comprising at least one carcass-type reinforcing structure formed of at least one layer of mutually parallel reinforcing elements making an angle, with the circumferential direction, of strictly less than 75° at least in the region of maximum axial width of the tire and of strictly less than 65° at least in the equatorial plane anchored on each side of the tire to a bead, each bead extending radially outwards in the form of a sidewall, the sidewalls radially towards the outside meeting a tread, and comprising, under the tread, a crown reinforcing structure consisting of at least one layer of reinforcing elements making angles of between 10° and 60° with the circumferential direction and known as a working layer, radially on the outside of the carcass-type reinforcing structure. In sidewalls, the tire comprises at least two axially adjacent carcass reinforcing layer portions, the reinforcing elements of the said carcass reinforcing layer portions being directed on each side of a meridian plane, at least in part of the sidewalls, and the reinforcing elements of at least one working layer crossing the reinforcing elements of the carcass-type reinforcing structure at an angle greater than 40°. | 12-22-2011 |
| 20110308684 | Tire Having a Ply Border Liner With Low Hysteresis - The invention relates to a tyre comprising at least one border rubber for one end of a reinforcing element or ply, having a composition based on at least one diene elastomer, a reinforcing filler and a vulcanisation system, characterized in that the composition also includes graphite, in such a way that:
| 12-22-2011 |
| 20110308675 | Tire Comprising a Conducting Wire Passing Through Electrically Non-conducting Crown Reinforcing Plies, Device and Associated Method - A tire comprising a crown reinforcing belt formed of a plurality of reinforcing plies ( | 12-22-2011 |
| 20110304082 | MOULD LINING COMPRISING A SACRIFICIAL CONNECTING ELEMENT - The invention relates to a lining assembly ( | 12-15-2011 |
| 20110303340 | Vehicle Tire with Interrupted Carcass and Comprising a Layer of Circumferential Reinforcement Elements - A tire comprising a reinforcing structure of the carcass type and comprising under the tread strip a crown reinforcing structure consisting of at least two layers of reinforcing elements. The carcass-type reinforcing structure is produced in the form of two half-layers extending at least from the shoulders to the beads and each having an end under the tread strip, the crown reinforcing structure comprises at least one layer of circumferential reinforcing elements which are distributed in the transverse direction with a variable pitch and the pitch between the circumferential reinforcing elements is at a minimum in the region of the layer of circumferential reinforcing elements that radially face the ends of each of the half-layers of the carcass-type reinforcing structure. | 12-15-2011 |
| 20110303338 | Rubber Composition for Tire Including a Novel Anti-Oxidant System - Rubber composition, especially for a tire, based on at least one diene elastomer, a reinforcing filler, a crosslinking system and an antioxidant system, wherein said antioxidant system comprises at least two antioxidants “A” and “B”:
| 12-15-2011 |
| 20110297286 | Tire for Heavy Vehicles Having a Crown Reinforcement Comprising a Complex Strip - A tire comprising a crown reinforcement formed of at least two working crown layers of reinforcing elements itself radially capped by a tread strip, the tread strip being connected to two beads via two sidewalls. At least two working crown layers are formed by circumferential winding of a complex strip formed of two layers including continuous reinforcing elements passing from one layer to the other, the said reinforcing elements being parallel within a layer and crossed from one layer to the other at angles with respect to the circumferential direction that are identical in terms of absolute value. | 12-08-2011 |
| 20110295457 | SYSTEM FOR CONTROLLING A VEHICLE WITH DETERMINATION OF ITS INSTANTANEOUS SPEED RELATIVE TO THE GROUND - A vehicle control system is described which comprises a determination of the instantaneous ground speed of a vehicle having at least two wheels, each equipped with a sensor ( | 12-01-2011 |
| 20110294953 | BLOCKED MERCAPTOSILANE COUPLING AGENT - The invention relates to a blocked mercaptosilane of general formula I below: | 12-01-2011 |
| 20110294915 | RUBBER COMPOUND CONTAINING A BLOCKED MERCAPTOSILANE COUPLING AGENT - The invention relates to a rubber compound containing no or less than 0.5 phr zinc, which can be used for the manufacture of tyres, the compound being based on at least: a diene elastomer; a sulphur-based crosslinking system; an inorganic filler as reinforcing filler; and a blocked mercaptosilane of the following general formula (I) in which formula (I): R | 12-01-2011 |
| 20110290393 | Tire Tread Comprising Incisions Provided with Projections - Tread band for a tire comprising a plurality of elements in relief, each element in relief having a contact face and lateral faces, at least some of these elements in relief having at least one incision opening onto two of the said lateral faces, this incision being delimited by a first face and a second face, these first and second faces each comprising projections, each projection of the first face being arranged on the said face so that it can collaborate through contact with a first projection and a second projection on the second face opposite, the said first and second projections of the second face being situated one on each side of the projection of the first face in opposite directions D | 12-01-2011 |
| 20110290387 | Tire Sidewall - The invention relates to a tyre sidewall, having a rubber composition based on at least one diene elastomer, a reinforcing filler comprising carbon black and a vulcanization system, characterized in that the carbon black has a CTAB specific surface area greater than or equal to 90 m | 12-01-2011 |
| 20110288720 | METHOD AND DEVICE FOR IDENTIFYING THE POSITION OF A WHEEL OF A VEHICLE - A method of identifying a position of a wheel of a vehicle includes: providing, in at least one wheel of the vehicle, a device with at least one magnetic sensor with a maximum sensitivity axis; starting up the vehicle; measuring at terminals of each magnetic sensor a signal representative of magnetic flux time variations during rotation of the wheel; determining a characteristic quantity of the signal; comparing the characteristic quantity to a given threshold; and determining, according to a comparison result, a front or rear location of the wheel. | 11-24-2011 |
| 20110284142 | Tire Capable of Running in Spite of Being Punctured, and Method for Manufacturing it - A tire configured to be mounted on a mounting rim, comprising two beads, each bead comprising an annular reinforcing structure and a seat configured to come into contact with the mounting rim; a crown comprising a tread; two sidewalls, each sidewall extending between a bead and the crown; a carcass reinforcing armature extending from one bead to the other and anchored within each bead to the annular reinforcing structure; and a membrane situated radially on the inside of the carcass reinforcing armature, this membrane comprising: (a) a membrane reinforcing armature anchored in each bead to the annular reinforcing structure, wherein the membrane reinforcing armature comprises a layer of reinforcement elements directed substantially radially, that is to say which make an angle greater than or equal to 65° and less than or equal to 90° with respect to the circumferential direction; and (b) an airtight layer of rubber mix; wherein the membrane is arranged in such a way that part of the membrane together with part of the carcass reinforcing armature delimits a chamber extending transversely and circumferentially, this chamber being situated radially on the inside of the carcass reinforcing armature and, to a large extent, under the crown, the chamber being filled with at least one fluid; wherein, in any radial section, the curved length Lm of the trace of the surface of the chamber delimited by the membrane is greater than the curved length Lc of the trace of the surface of the chamber delimited by the carcass reinforcing armature (Lm>Lc). | 11-24-2011 |
| 20110277898 | TREAD WITH AN IMPROVED DRAINAGE SPACE - Tyre tread band ( | 11-17-2011 |
| 20110265926 | TIRE TREAD FOR PREVENTING IRREGULAR WEAR - Tires in use wear in a host of ways. One negative manner in which tires, especially truck tires, may wear is in an irregular fashion. When this phenomenon happens, the tread of the tire may become unusable, forcing the user to replace the tire, which is undesirable. This invention poses a new and useful way of preventing irregular wear, increasing the useful life of the tire tread, by placing simple sipes in the center region of the tread and complex sipes in the shoulder regions of the tread. | 11-03-2011 |
| 20110263750 | Tire with a Tread Comprising an SNBR Elastomer - The present invention relates to a tyre having a tread comprising a rubber composition that comprises at least:
| 10-27-2011 |
| 20110259498 | PNEUMATIC TIRE, THE CROWN REGION OF WHICH IS PROVIDED WITH A SUBLAYER THAT REDUCES ROLLING NOISE - Radial tire for motor vehicle, comprising:
| 10-27-2011 |
| 20110259497 | POWER COMPONENT AND INSTRUMENTED TYRE - A member for attachment to tyre includes a functional object in suspension in a soft substance of very high deformability. | 10-27-2011 |
| 20110259493 | Sound Supressing Device for a Tire Tread - Tire having a tread comprising at least two grooves of generally circumferential orientation, a plurality of transverse grooves ( | 10-27-2011 |
| 20110259490 | TYRE WITH SOUND WEAR INDICATORS - A tyre includes a tread strip configured in such a way that, beyond a predetermined radial wear threshold, at least one pair of first and second sounding cavities is exposed. Each first and second sounding cavity is arranged respectively in a first and second circumferential groove of the tread strip. Each sounding cavity of the pair is connected to the other sounding cavity of the pair by a sounding channel formed in the tread strip. Each cavity of the pair and the associated channel:
| 10-27-2011 |
| 20110259489 | PLIES OF THREADS COMPRISING ELECTRICALLY CONDUCTING REGIONS - Reinforcing ply ( | 10-27-2011 |
| 20110252862 | ALARM METHOD FOR INDICATING THE WEAR OF A TYRE WITH A GROOVE - In a method for alerting to the wear of a tyre that includes a tread strip equipped with at least one circumferential groove,
| 10-20-2011 |
| 20110251354 | NOVEL INITIATION SYSTEM FOR THE ANIONIC POLYMERIZATION OF CONJUGATED DIENES, AND METHOD FOR PREPARING DIENE ELASTOMERS - The present invention relates to a novel initiating system for the preparation of a living diene elastomer functionalized at the chain end by an amine group by anionic polymerization. The novel initiating system comprises an organolithium compound and a tin amide. | 10-13-2011 |
| 20110247237 | Shoe with Anti-Skid Sole - Footwear with a sole formed from an elastomeric material whose grip is improved on ground where the interface may include an intermediate foreign substance, this sole comprising lugs ( | 10-13-2011 |
| 20110241498 | DEVICE FOR MOUNTING A RESOLVER IN AN ELECTRIC MACHINE - An electric machine with a resolver for a system for autocontrol of the machine includes a machine stator, a machine rotor mounted for rotation in the stator, the rotor being mounted on a shaft, and a casing enclosing this assembly. The resolver includes a fixed resolver stator centred axially in a housing inside the casing and a resolver rotor mounted on the shaft of the machine rotor inside the resolver stator. The resolver stator is locked in an axially and angularly fixed position in the housing. A mounting device is included for mounting the resolver. The mounting device includes a bearing for rotational adjustment of an angular position of the resolver rotor on the shaft of the machine rotor and a device for clamping the resolver rotor and the shaft with respect to one another in a chosen angular position. The device may include a friction race. | 10-06-2011 |
| 20110232819 | Tire for Heavy Vehicles Comprising at Least Two Additional Layers in the Beads - A tire with a radial carcass reinforcement comprising a crown reinforcement, itself radially capped by a tread strip, the said tread strip being connected to two beads via two sidewalls, the carcass reinforcement being anchored in each of the beads to form an anchorage region. The tire additionally comprises, in part of at least each of the anchorage regions, at least two layers formed by circumferential winding of a complex strip formed of two layers consisting of continuous reinforcing elements passing from one layer to the other, the said reinforcing elements being parallel within a layer and crossed from one layer to the other at angles with respect to the circumferential direction that are identical in terms of absolute value. | 09-29-2011 |
| 20110228813 | DEVICE FOR MEASURING THE TEMPERATURE OF WATER COVERING A ROAD SURFACE - A device for measuring the temperature of water covering a road surface includes a member for measuring water temperature and channelling means for channelling the water covering the road surface. The channelling means includes a measuring chamber for measuring the temperature of the water covering the road surface. The measuring member includes a temperature measuring head situated in the measuring chamber. The device also includes driving means for driving the device over the road surface, the means being arranged in such a way that the temperature measuring head is situated at some distance from the road surface. | 09-22-2011 |
| 20110227446 | Stator for rotary electric machine and method for making same - An external stator for an electrical rotating machine, the stator including a substantially cylindrical sheath and a laminated magnetic circuit, said magnetic circuit comprising a first stack of yoke metal sheets arranged perpendicularly to the axis of the stator, the first stack forming an external covering for the magnetic circuit; and a second stack of star-shaped metal sheets arranged perpendicularly to the axis inside said external covering, the star-shaped sheets being made integral with said external covering; wherein the stack of yoke metal sheets is held in the sheath between a first axial stop integral with the sheath and a clamping washer, the clamping washer being shrink-fitted into the sheath. | 09-22-2011 |
| 20110227428 | STATOR STRUCTURE FOR ELECTRIC MACHINE - An electric machine includes a stator stack of laminations, pierced with a cylindrical-walled passage intended to house a rotor that rotates about an axis inside the stator, creating an air gap between the two, and a casing enclosing the resulting assembly in whole. The stator includes a magnetic circuit of laminations stacked between first and second terminal faces crossed, firstly, by the cylindrical passage and, secondly, by a series of slots housing conductors, which are folded over, in winding heads potted in a block of resin, from one slot to the next as they leave each terminal face, to form coils. An external lateral wall of the magnetic circuit is blocked on an inside portion in an internal lateral wall of a casing sleeve to form an entity capable of withstanding torques generated in the air gap during operation. A thin and flexible electrical insulating reinforcing piece is interposed between an internal wall of a first tubular end and a corresponding portion of the block of resin, which surrounds a region of the winding heads in which the conductors follow a looped path in the block of resin. A wedging unit that wedges the insulating reinforcing piece in position is provided to prevent the insulating reinforcing piece from protruding axially internally on the internal wall with respect to the region so as to leave a determined annular sector of the internal wall in direct adhering contact with the block of resin. | 09-22-2011 |
| 20110226401 | TIRE THAT INCLUDES AN ELECTRONIC COMPONENT - An aeroplane tire that operates at an inflation pressure in excess of 12 bar includes a crown, two sidewalls, two beads, a carcass ply reinforcement anchored in the two beads and including at least one ply of textile reinforcements, a crown reinforcement, and an electronic component. The crown reinforcement includes, radially from inside outward, a working block that includes plies of textile reinforcement, and a protective block that includes reinforcements directed substantially circumferentially. The electronic component has elongate overall shape and includes a passive radio frequency identification device transponder equipped with two antennas forming a dipole. The electronic component is positioned in the tire under the crown, radially on an inside portion in relation to the carcass ply reinforcement, and directed in a substantially axial direction. | 09-22-2011 |
| 20110221296 | Internal Rotor Including a Grooved Shaft Intended for a Rotary Electric Machine - A buried-magnet internal rotor ( | 09-15-2011 |
| 20110221290 | CONNECTOR FLANGE FOR AN ELECTRIC MACHINE WITH STATOR WINDINGS - An electric machine includes a stator magnetic circuit formed of a stack of magnetic plates, pierced by a cylindrical channel configured to receive a rotor mounted to rotate on bearings. The stator magnetic circuit is cut by a series of notches organised around an axis that passes through the magnetic circuit from one end face to the other, for receiving therein electrical conductors, which form windings of the machine. Coils formed by the windings are connected to a unit outside of the machine by connection conductors, which open into one of the end faces of the magnetic circuit. A frame sleeve laterally envelopes the magnetic circuit. On an output side of the connection conductors, the sleeve is extended by a lateral wall of a separate lid, which is pierced with a lateral exit opening through which the connection conductors can exit towards an external connector. The lid includes an internal flange element around the axis, attached on one side to an external axial terminal end of the lid and which is extended, on the opposite side, inside the lid in an internal axial direction to close to the axial end face of the stator to form there a seating of a bearing for a shaft of the rotor. On assembly, the connection conductors exiting the stator can thus be directly inserted into the exit opening of the lid before the lid is fixed to the sleeve by passing into a space provided between an internal lateral wall of the lid and the flange element. | 09-15-2011 |
| 20110217408 | MOLD TWIST LOCK APPARATUS - A mold twist lock apparatus comprising a securing pin having a distal end and a proximal end on a longitudinal axis of the securing pin, the proximal end having a hole therethrough, a coaxial spring positioned about the proximal end of the securing pin, a cross pin disposed through the hold in the proximal end of the securing pin, the cross pin having an enlarged end and a second spring positioned between an extension of the securing pin and the enlarged end of the cross pin. | 09-08-2011 |
| 20110214793 | Tire for Vehicle, Comprising a Tread Comprising a Plurality of Compounds and a Radial Carcass Reinforcement formed of at Least Two Layers - A motorized two-wheeled vehicle, comprising a radial carcass reinforcement formed of at least two layers of reinforcing elements, and comprising underneath the tread a crown reinforcement structure comprising of at least one layer of reinforcing elements. At least the tread surface comprises a first polymeric compound extending in at least the region of the equatorial plane and at least one second polymeric compound having physicochemical properties different from those of said first polymeric compound, the density of reinforcing elements in the radially inner carcass reinforcement layer being less than that in the radially outer carcass reinforcement layer. | 09-08-2011 |
| 20110214791 | Tire for Vehicle, Comprising a Tread, Comprising Plurality of Compounds and a Carcass Reinforcement formed of at Least Two Layers - A tire for a motorized two-wheeled vehicle, comprising a carcass-type reinforcing structure formed of at least two layers of reinforcing elements, and comprising underneath the tread a crown reinforcement structure comprising at least one layer of reinforcing elements. At least the tread surface comprises a first polymeric compound extending in at least the region of the equatorial plane and at least one second polymeric compound having physicochemical properties different from those of said first polymeric compound, the reinforcing elements of said two or more layers forming the carcass-type reinforcing structure forming angles with the circumferential direction of between 70° and 85° and the distance between the reinforcing elements of each of said two or more layers forming the carcass-type reinforcing structure being not more than 0.5 mm across at least 60% of the axial width of at least one region composed of the second polymeric compound. | 09-08-2011 |
| 20110214788 | Tire Crown for an Airplane - An airplane tire, whose rated pressure is more than 9 bar and whose deflection under rated load is more than 30%, comprising a tread having a tread surface ( | 09-08-2011 |
| 20110198009 | Pneumatic Article Provided with a Self-Sealing Composition - Inflatable article such as a pneumatic tire provided with a puncture-resistant layer comprising, by way of a self-sealing composition, an elastomer composition comprising at least, as predominant elastomer, a thermoplastic stirene (TPS) elastomer, more than 200 phr of an extender oil and more than 20 phr of a hydrocarbon resin, the glass transition temperature of which is greater than 0° C. The puncture-resistant layer is advantageously combined with an airtight layer, for example based on butyl rubber, so as to form, in the pneumatic article, an airtight puncture-resistant laminate. | 08-18-2011 |
| 20110198008 | In-Situ Rubberized Layered Cable for Carcass Reinforcement for Tire - A metal cord (C-1) having two layers (Ci, Ce) of 3+N construction, rubberized in situ, comprising an inner layer (Ci) formed from three core wires ( | 08-18-2011 |
| 20110184669 | DEVICE AND METHOD FOR ASSISTING INFLATION - The invention relates to a method for aiding inflation for a vehicle, comprising access to vehicle tire pressure ( | 07-28-2011 |
| 20110181100 | Sealing Device and Process for Placing Said Device on a Rim - A sealing device forming an annular band intended to be associated with a rim for a wheel designed to accept a tire, the rim having a rim bottom extended by two flanges, the device being adapted to be fitted in such a way as to cover at least the rim bottom. The annular band comprises at least one elastomeric material comprising at least one copolymer thermoplastic elastomer containing blocks of polystirene and polyisobutylene, and a polybutene oil. Also disclosed is a mounted assembly having a wheel comprising a rim associated with a sealing device and of a tubeless tire. In addition, a method is disclosed for fitting a sealing device onto a rim. | 07-28-2011 |
| 20110181011 | METHOD AND APPARATUS FOR ADJUSTING AXLE CAMBER - A method for adjusting the camber of a vehicle's axle comprising attaching collars to the axle of the vehicle attaching links to the collars, introducing a deflection in the axle in a concave downward direction and modifying the length of the links. | 07-28-2011 |
| 20110181010 | Heavy Vehicle Tire To Draw Machinery - A heavy vehicle comprising at least four mounted assemblies, intended to draw machinery. The properties of the vehicle satisfy the relationship: | 07-28-2011 |
| 20110180958 | Mould for Vulcanizing a Tire, Installation and Method for Regulating the Temperature of the Mould - A mould for vulcanizing a blank tire has an overall shape that is annular about an axis of revolution and includes a configuration for channelling a heat-transfer liquid in a substantially circular path about the axis. The channelling configuration includes an annular wall around the axis, separating at least two chambers in which the heat-transfer liquid circulates. Furthermore, a downstream end (respectively an upstream end) of one of the chambers has substantially the same angular position with respect to the substantially circular path as the downstream (respectively upstream) end of the other of the chambers. The mould is additionally configured for circulating the liquid in opposite directions in the two chambers. | 07-28-2011 |
| 20110178233 | Elastomer Mixture Mainly Comprising a Diene Elastomer Coupled by an Aminoalkoxysilane Group, Rubber Composition Including the Same and Methods for Obtaining Same - The present invention relates to an elastomer mixture resulting from the modification of a diene elastomer by a coupling agent that introduces, into the elastomer chain, an alkoxysilane group bearing a tertiary or secondary amine functional group. This mixture predominantly comprises the diene elastomer coupled by the alkoxysilane group bearing a tertiary or secondary amine functional group which is bonded to the diene elastomer through the silicon atom. The invention also relates to a reinforced rubber composition, in particular that can be used for the manufacture of tyres, which comprises a reinforcing filler and an elastomer matrix comprising at least this elastomer mixture, and to its preparation process. This composition has improved hysteresis and mechanical properties in the vulcanized state, and also improved processing in the uncured state. | 07-21-2011 |
| 20110175778 | TYRE HAVING A MEMBER WITH AN OFFSET ANTENNA - A motor-vehicle tyre includes a sidewall and a member with an electronic device, a generally and substantially linear-shaped rectilinear wire antenna, and means of electrical connection between the wire antenna and the electronic device. The member is embedded in the sidewall in an arrangement such that the antenna is oriented circumferentially with respect to the tyre and the connection means is oriented in a radial direction of the tyre. The wire antenna is integrally offset radially on one side of the electronic device. | 07-21-2011 |
| 20110174444 | Nozzle including a Jointed Application Pallet | 07-21-2011 |
| 20110174420 | Tire Comprising Electrically Non-Conducting Compounds and a Path Through which Charge Can Flow | 07-21-2011 |
| 20110168315 | Bicycle Tire - A bicycle tire comprising a carcass reinforcement, each edge of which is anchored in two beads by a turn-up around a bead core, each bead being continued radially by sidewalls which lead into a tread. Each of the bead cores is formed by winding a saturated non-wrapped metal cable made of filaments, the diameter of said cable being less than 1.5 mm and the diameter of the filaments being less than 0.25 mm. | 07-14-2011 |
| 20110168312 | Tire Tread with Directional Pattern - A tread for a tire provided with a pattern comprising a plurality of main grooves formed on each half of the tread on each side of a median plane X-X′, each of these main grooves, of mean width L, opening axially to the outside and extending axially inward as far as a distance from the median plane X-X′ that is comprised between 2.5 and 10% of the width TW of the tread, these main grooves giving this tread a preferred direction of running, this tread further comprising a plurality of additional grooves comprising a first and a second end, the mean direction connecting the first and second ends forming, with the circumferential direction, a small angle A greater than zero degrees and at most equal to 20 degrees, this tread being characterized in that opening onto each main groove is at least one additional groove and in that the axially innermost end of each additional groove comes into contact with the road surface before the axially outermost end of the same additional groove. | 07-14-2011 |
| 20110165408 | Self-Sealing Elastomer Composition - Self-sealing elastomer composition that can in particular be used as puncture-resistant layer in an inflatable article, comprising at least 30 phr of a saturated thermoplastic stirene elastomer, at most 70 phr of an unsaturated thermoplastic stirene elastomer and more than 200 phr of an oil extender. Inflatable article, such as a tire, provided with a puncture-resistant layer comprising, as self-sealing composition, an elastomer composition according to the invention. Advantageously, the puncture-resistant layer is combined with an airtight layer, for example based on butyl rubber, so as to constitute, in the inflatable article, a puncture-resistant airtight laminate. | 07-07-2011 |
| 20110163865 | METHOD OF EARLY WARNING FOR VEHICLE - Pre-alert device ( | 07-07-2011 |
| 20110155293 | Directional Tire Tread with Modified Incisions - Directional tire tread having a rolling surface, this tread being provided with a plurality of incisions bounded by mutually opposing walls, each of said walls entering the rolling surface in such a way as to form an edge called the leading edge of an element of material, corresponding to the edge that enters the contact patch first, and an edge called the trailing edge of the same element of material, corresponding to the edge that enters the contact patch after the leading edge, each incision comprising at least one segment bounded by mutually opposing walls that make, with a direction perpendicular to the rolling surface passing through the intersection of the incision with the rolling surface, a negative average angle α whose absolute value is less than 55°, this tread being characterized in that this segment of negative angle α exits the rolling surface via an enlarged end portion bounded by mutually opposing first and second faces, the angles of the first face and second face being positive and not equal to each other. | 06-30-2011 |
| 20110154894 | Method of Estimating the Transverse Grip of a Pair of Tires by Comparative Analysis - A method of estimating the transverse grip of a pair of tires intended to equip a two-wheeled vehicle by comparative analysis against another pair of tires. The tires are mounted on the vehicle in pairs, the vehicle is run in a circle of set radius until it attains the maximum speed with grip, and the mean speed and/or the mean cornering angle of the vehicle under steady state conditions and/or the mean lap time is/are determined. | 06-30-2011 |
| 20110152405 | Diene Rubber Composition for Tire Including a Silica as a Reinforcing Filler - A diene rubber composition for tires based on at least (i) one diene elastomer, (ii) one reinforcing inorganic filler and (iii) one coupling agent which provides the bonding between the inorganic filler and the elastomer. The inorganic filler comprises at least one silica capable of being obtained by the preparation process of the type comprising the reaction of a silicate with an acidifying agent, whereby a silica suspension is obtained, followed by the separation and the drying of this suspension. The reaction of the silicate with the acidifying agent is carried out according to the following successive stages: (i) an aqueous suspension of precipitated silica, exhibiting a pH of between 2.5 and 5.3, is brought into contact (mixing) with acidifying agent and silicate, in such a way that the pH of the reaction medium is maintained between 2.5 and 5.3, (ii) silicate is added to the reaction medium obtained, so as to increase the pH of the reaction medium up to a value of between 4.7 and 6.3. | 06-23-2011 |
| 20110148401 | DEVICE FOR LOCATING WHETHER A WHEEL-TIRE ASSEMBLY IS POSITIONED ON THE RIGHT OR THE LEFT OF A VEHICLE - A self-contained device intended to be carried by a wheel-tire assembly in order to locate whether the assembly is positioned on the right side or on the left side of a vehicle is described. The device includes two magnetic sensors with axes of maximum sensitivity, the sensors providing two periodic signals that are phase shifted relative to one another. Each signal is representative of variations in the magnitude of the magnetic field detected by the sensor during a revolution of the wheel-tire assembly. The device also includes a processing unit programmed to determine, from the phase shift between the two periodic signals, a direction in which the wheel-tire assembly is rotating and to deduce, from this direction of rotation and from a direction of travel of the vehicle, whether the wheel-tire assembly is located on the right side or on the left side. The two magnetic sensors are intended to be positioned on the wheel-tire assembly at distinct azimuthal locations. A filtering element of the device is designed to eliminate components of the two periodic signals having frequencies that are below or equal to a given frequency. | 06-23-2011 |
| 20110143037 | High-Speed Wire Coating Device and Method - Device for continuously depositing a treatment substance ( | 06-16-2011 |
| 20110132516 | Reinforced Tire For Heavy Goods Vehicle | 06-09-2011 |
| 20110132514 | Light Tire - A tire comprising at least one carcass-type reinforcing structure anchored on each side of the tire to a bead, each bead extending radially outwards in the form of a sidewall, the sidewalls radially towards the outside meeting a tread, and comprising, under the tread, a crown reinforcing structure consisting of at least one layer of reinforcing elements making angles of between 10° and 60° with the circumferential direction and known as a working layer, radially on the outside of the carcass-type reinforcing structure. In the sidewalls, the tire comprises at least two axially adjacent carcass reinforcing layer portions, the reinforcing elements of the said carcass reinforcing layer portions crossing those of a next layer by an angle of 5° at most, at least in the equatorial plane, the reinforcing elements of the carcass reinforcement making an angle of less than 80° with the circumferential direction and the reinforcing elements of at least one working layer crossing the reinforcing elements of the carcass-type reinforcing structure at an angle greater than 40°. | 06-09-2011 |
| 20110132513 | Inner Tube and Method of Producing Such a Tube - An inner tube having a closed polymeric envelope with a primary surface comprising means allowing compression of the polymeric envelope when inflated under the normal conditions of use of the assembled unit. A radially outer part has a meridian curvature such that the ratio of the average radius of its meridian curvature to the radius of a circle of perimeter equal to the meridian perimeter of the primary surface of the polymeric envelope is greater than 2.5 and preferably greater than 10, when the inner tube is inflated to a pressure of 2000 pascals and the ratio of the average radius of the meridian curvature of the side parts to the radius of a circle of perimeter equal to the meridian perimeter of the primary surface of the polymeric envelope is greater than 2.5 and preferably greater than 10, when the inner tube is inflated to a pressure of 2000 pascals. | 06-09-2011 |
| 20110132464 | Purging Device for Assembled Unit and Method of Deflating an Assembled Unit - A purging device for an assembled unit for a vehicle, having both a wheel comprising a rim and a tire. The purging device comprises a body connected to the inflation tube of the assembled unit, said body being designed to be subjected to the inflation pressure of the assembled unit, and a piston able to move inside the body, said piston operating an open/close element, fixed to the piston, between a closed position and a purging position of the body, said open/close element being normally closed, the open/close element and the piston each having a face designed to be exposed to the inflation air inside the body in the closed position, and the open/close element being opened by the action of an operating force on the piston. Also disclosed is a method for deflating an assembled unit. | 06-09-2011 |
| 20110129559 | MOLD HAVING MOLD TOOLING - A tooling apparatus for attaching a mold sector to a mold back, the tooling apparatus comprising a frame, a clamping mechanism on the frame for securing the frame to the mold back, at least one fastener positioned on the frame for providing a clamping force to the clamping mechanism for fixing the frame in position on the mold back, a slide assembly slidably engaged with the frame, a biasing mechanism for positioning the slide assembly on the frame and an attaching mechanism for attaching the slide assembly to the mold sector. | 06-02-2011 |
| 20110120610 | Snow Tire Tread - Tire tread ( | 05-26-2011 |
| 20110120607 | Tire Tread for Civil Engineering Machine - A tire tread for civil engineering works vehicle, this tread having a tread surface ( | 05-26-2011 |
| 20110114236 | SUSPENSION SYSTEM FOR VEHICLE AND TIRE FOR VEHICLE - Road-going assembly consisting of a vehicle comprising a front axle and a rear axle, and of a set of tires which are mounted on their mounting rim in order to be fitted to the front axle and the rear axle of this vehicle, the tires of the rear axle having grooves the mean depths of which are at least equal to 3 mm and at most equal to 5 mm, the tires of the front axle having grooves the mean depths of which are greater than 5 mm, this road-going assembly having, at least in the case of the rear axle, static setups (camber, toe-in) of close to zero, that is to say a camber of each wheel-tire assembly on the said axle of between −0.8 degrees and +0.8 degrees and a toe-in at each wheel of between −0.15 degrees and +0.15 degrees, the static setups of the tires of one and the same axle being equal in terms of absolute value and symmetric with respect to a plane perpendicular to the road surface. | 05-19-2011 |
| 20110108179 | Tire with Crown Comprising a Layer of Very High Modulus Rubber Mix - A tire comprising two beads ( | 05-12-2011 |
| 20110104428 | Composite Laminate Product - A laminated product ( | 05-05-2011 |
| 20110062631 | Curing Pin Material Optimization - A method to cure a non-uniform rubber article uses one or more high thermal diffusivity pins in a mold to direct heat to the cure-limiting parts of the article to reduce the total cure time in the mold and increase the uniformity of the cure of the article. Reductions in cure time of up to 20% or more are achieved without substantially changing the function or degrading the performance of the article. The method is particularly useful for curing tires and treads for tires. Finite element analysis or thermocouple probes can used to determine the cure-limiting part(s) for the tire or tread. Using this knowledge, one or more of the high thermal diffusivity pins are located in the mold at positions to transfer heat into the cure-limiting part(s). | 03-17-2011 |
| 20110061782 | INNER TUBE FOR A PNEUMATIC TYRE BASED ON A THERMOPLASTIC ELASTOMER - Inner tube for a pneumatic tyre, notably for a bicycle, characterized in that it has an elastomeric gastight layer consisting of an elastomeric composition comprising at least one styrene/isobutylene/styrene thermoplastic elastomer (called “SIBS”) and in that it includes a self-sealing material disposed inside the cavity formed by the airtight elastomeric layer. | 03-17-2011 |
| 20110056960 | Pressurized Fluid Tank and Method and Apparatus for Producing One Such Tank | 03-10-2011 |
| 20110052827 | Articulated Nozzle and Method of Applying a Strip of Viscoelastic Material Using Said Nozzle - Device for applying a strip (B) of a viscoelastic material to a receiving surface (S) in relative motion (R) relative to said device, comprising a feed means and an application nozzle ( | 03-03-2011 |
| 20110040456 | BINARY ADJUSTMENT METHOD FOR THE ANGULAR POSITION OF THE PLANE OF A MOTOR VEHICLE WHEEL - A method of adjusting the angular rolling position of the plane of a motor vehicle wheel, in which the wheel is mounted on a vehicle so that the plane of the wheel can present a static angular position and a safety angular position, the method providing for the plane of the wheel to be maintained in the static angular position when the wheel is rolling and, in case of detection of at least one critical rolling parameter, for the wheel plane to be shifted to a safety angular position for a predetermined time period before the plane of the wheel is returned to the static angular position. A wheel mounting of a motor vehicle in which the method can be implemented is provided. | 02-17-2011 |
| 20110039976 | Tire having a Tread Provided with Cavities Containing a Specific Filling Material - A tire having a tread, said tread being provided with a plurality of cavities, at least some of said cavities having a filling composition based on at least: a diene elastomer; more than 50 phr of filler (denoted filler A), the particles of which are nanoparticles having an average size (by weight) of less than 500 nm; and more than 70 phr of filler (denoted filler B), the particles of which are microparticles having a median particle size (by weight) of greater than 1 μm. This filling composition is sufficiently cohesive to ensure excellent mechanical behaviour of the cavities. It also has the capability of progressively wearing during running, without cracking, more quickly than the constituent composition of the tread itself. | 02-17-2011 |
| 20110028598 | Rubber Composition with very low Zinc Content - The invention relates to a rubber composition based on at least one diene elastomer, containing less than 0.5 phe of zinc, phe signifying parts per hundred parts of elastomer, and based on at least:
| 02-03-2011 |
| 20110018999 | Device for Evaluating the Surface of a Tire - A device for evaluating the appearance of the surface of a tire (P) comprising a color linear camera ( | 01-27-2011 |
| 20110017379 | Carcass Reinforcement for Airplane Tire - An airplane tire in which the carcass reinforcement comprises at least one inner layer ( | 01-27-2011 |
| 20110017374 | Device for Tread - Tire comprising a tread having a tread surface ( | 01-27-2011 |
| 20110013823 | Method of Evaluation by Comparison of an Acquired Image with a Reference Image - A method for evaluating the surfaces of a tire, said surfaces being molded with rigid elements, wherein a collection of N images of a given zone of the tire is constituted based on the images originating from one or more tires, each of the images of the collection being constituted by the values of physical magnitudes measured by a sensor sensitive to the reflection of the light at each of the points with coordinates i, j of said surface, and then the images of said collection are made to correspond by superposition, and the image of the zone of a tire from said collection to be evaluated is compared with a reference image. The value of the physical magnitudes of the reference image is calculated based on the value of each of these physical magnitudes measured on the N images of said collection. | 01-20-2011 |
| 20110011510 | Vehicle Having Tires with Reinforced Sidewalls - A vehicle of motorcycle type comprising at least two axle systems each equipped with a mounted assembly consisting of a wheel and a tire. Each of the tires comprises, in each sidewall, at least one additional layer of reinforcing elements forming with the circumferential direction an angle of between 20° and 60°, the orientation of the reinforcing elements of the additional layer in a sidewall being symmetrical to the orientation of the reinforcing elements of the additional layer in the other sidewall in relation to the equatorial plane, the angle formed by the plane comprising a reinforcing element of an additional layer with a radial plane comprising the radially inner end of said reinforcing element being oriented in the direction of rotation of the mounted assembly corresponding to the forward movement of the vehicle in the rear tire and in the opposite direction in the front tire. | 01-20-2011 |
| 20110011509 | Lightweight Tire Comprising a Crown Layer Radially on the Inside of the Carcass Structure - A tire comprising at least one carcass-type reinforcing structure and comprising a crown reinforcing structure having at least one working layer. At least one working layer is radially on the inside of at least one carcass layer, in the sidewalls, the tire comprises at least two carcass reinforcing layer portions extending over a radial distance at least equal to 50% of the radial distance between an end of a shoulder and the radially inner end of the radially innermost circumferential reinforcing element, at least in the equatorial plane, the reinforcing elements of the carcass reinforcement make an angle less than 80°, and the reinforcing elements of the working layer cross with the reinforcing elements of the carcass-type reinforcing structure by an angle greater than 40°, when the tire comprises at least two working layers radially on the inside of at least one carcass layer, the reinforcing elements of the at least two working layers being crossed by an angle of at most 5° and when the tire comprises at least one working layer radially on the outside of the carcass-type reinforcing structure, the reinforcing elements of the at least one working layer crossing with the reinforcing elements of at least one working layer radially on the inside of at least one carcass layer by an angle of at least 30°. | 01-20-2011 |
| 20110011486 | Method and Device for Manufacturing a Cable Comprising Two Layers of the In Situ Compound Type - Method of manufacturing a metal cable having two layers (Ci, Ce) of construction M+N, comprising an inner layer (Ci) having M wires of diameter d | 01-20-2011 |
| 20110000598 | Tire with a Crown Comprising a Bielastic Reinforcing Element - A tire comprising a carcass reinforcement radially surmounted by a crown reinforcement comprising at least one layer of reinforcements, the tire furthermore comprising a bielastic reinforcing element extending circumferentially and comprising a bielastic fabric, the bielastic reinforcing element being, at least in part, radially adjacent to a portion of at least one reinforcing layer of the crown reinforcement, in the immediate proximity of an axial end of this reinforcing layer of the crown reinforcement. | 01-06-2011 |
| 20110000595 | TREAD BAND WITH GROOVES PROVIDED WITH A NOISE-REDUCING DEVICE | 01-06-2011 |
| 20100326588 | Method of Manufacturing a Tire Comprising an Electrically Conductive Insert by Winding of Strips - Method of manufacturing a tire ( | 12-30-2010 |
| 20100324766 | SYSTEM FOR GENERATING AN ESTIMATION OF THE GROUND SPEED OF A VEHICLE FROM MEASURES OF THE ROTATION SPEED OF AT LEAST ONE WHEEL - A system for producing an estimation of the overall speed of a vehicle relative to the ground is described which comprises the generation of a measurement of the instantaneous road grip coefficient (μ | 12-23-2010 |
| 20100324200 | Rubber Composition in Particular for the Manufacture of Tires - A rubber composition, in particular intended for the manufacture of tires, based on at least a predominant elastomer, chosen from the group consisting of butyl rubbers, essentially unsaturated diene elastomers, essentially saturated diene elastomers and the mixtures of these elastomers, and a reinforcing filler, characterized in that the composition also comprises graphite and a functionalized or nonfunctionalized polyisobutylene oil, having a molecular weight of between 200 g/mol and 40 000 g/mol, present in a proportion of between 2 and 50 phe. | 12-23-2010 |
| 20100323583 | Support For Tread Band Buffing - An apparatus and method of roughening the sole side surface of a tread band is provided wherein the sole side surface of a tread band is roughened with at least one abrasive roller. The bottom of at least one groove in a tread side of the tread band is supported while the abrasive roller is roughening the sole side surface opposite the supported groove. | 12-23-2010 |
| 20100319828 | Tire with Shell and Carrier Structure - A tire comprising an envelope made at least partly of rubber, defining an internal annular volume and having a crown ( | 12-23-2010 |
| 20100314850 | Heavy Duty Vehicle with a Tread Including a Plurality of Parts - A vehicle, such as a public transport vehicle or a “civil engineering plant” vehicle, comprising at least two axle systems, at least one of them comprising at least two twin-mounted sets fitted with tires. Each of the treads of the tires fitted to two twin-mounted sets comprises at least on its exterior surface at least two circumferential parts made of polymer blends that have different physico-chemical properties, the distributions of the said polymer blends in the treads of each of the tires being symmetric with respect to a longitudinal plane passing through a point mid-way between the two twin-mounted sets. | 12-16-2010 |
| 20100307781 | COUPLING DEVICE FOR CONNECTING A HEAVY VEHICLE AND A TOWED UNIT, AND TOWING METHOD - A device providing a connection between a heavy vehicle and towed machinery which are arranged in a working position on ground forming a horizontal plane, the device allowing the movement of relative pitching between the towed machinery and the heavy vehicle. The distance between the instantaneous centre of rotation of the relative pitching movement of the towed machinery with respect to the heavy vehicle and the orthogonal projection of the instantaneous centre of rotation onto the horizontal plane is less than 1/9 of the outside diameter of the largest mounted assembly of the heavy vehicle and/or than 25 centimetres. Also disclosed is a method for towing machinery using a heavy vehicle. | 12-09-2010 |
| 20100307656 | Tire for Vehicle Including Reinforcements in the Sidewalls - A tire comprising a carcass-type reinforcement structure and beads, each bead being extended radially outwardly by a sidewall, the sidewalls meeting radially outwardly with a tread, the intersection of the sidewalls and of the tread defining the shoulder ends of the tire. The tire includes, in the area of each of the sidewalls, at least one layer of materials having a stretch rigidity in the longitudinal direction greater than 5000 daN/mm and the radially outer end of said layer of materials is radially inside the shoulder ends of the tire. | 12-09-2010 |
| 20100307654 | DEVICE INSIDE A TIRE FOR REDUCING ROLLING NOISE - Tire including a crown, sidewalls extending the crown on each side, these sidewalls being connected to beads intended to be in contact with a mounting rim on which the tire is mounted, this tire having an internal wall delimiting, with the mounting rim, an internal cavity to allow the tire to be inflated. This tire includes, over at least part of its internal wall delimiting the internal cavity, a plurality of protrusions of elongate shape forming a dense coating, this tire being characterized in that these protrusions of elongate shape include a plurality of supporting fibers and a plurality of branching fibers, the branching fibers being attached to the supporting fibers, each supporting fiber having two ends, of which at least one is attached to the internal wall of the tire. | 12-09-2010 |
| 20100307653 | Non-Pneumatic Elastic Wheel - Non-pneumatic resilient wheel ( | 12-09-2010 |
| 20100307650 | TREAD FOR TIRE INCLUDING GUM BLOCKS WITH NOTCHES - Tread for a tire provided with a running surface intended to come into contact with the roadway when running, this tread comprising a plurality of blocks of mean axis XX′ intersecting the running surface of the tread, each block, including a side wall that makes a full circuit of the block about the axis XX′. This side wall intersects the running surface at an edge with a closed geometric outline, this edge delimiting a contact surface via which the block makes contact with the roadway. The side wall of the block and the opposite wall delimit an incision, the blocks being provided on their lateral surface with at least one notch having a depth measured perpendicular to the lateral surface of the block and a width measured parallel to the lateral face of the block, the at least one notch at least partially making a circuit of the block about the axis XX′, that is to say at least over 180 degrees. | 12-09-2010 |
| 20100300598 | Heavy Goods Vehicle Tire - Heavy goods vehicle tire, in at least one of the beads of which the following three conditions (A) to (C) are met: (A) the angle formed between the straight line L | 12-02-2010 |
| 20100300593 | TYRE WITH SELF-SEALING LAYER - Tubeless tyre in the form of a torus open radially inwards with an outer wall and an inner wall, characterized in that at least part of the inner wall is covered with a self-sealing layer comprising a thermoplastic styrene (TPS) elastomer having a Shore 0 hardness of less than 35. | 12-02-2010 |
| 20100294411 | Multilayered Gas-Tight and Anti-Puncture Laminate Object Including Same - A puncture-resistant multilayer laminate that is impermeable to inflation gases, comprising: a gastight first elastomer layer comprising a polystirene/polyisobutylene block copolymer thermoplastic elastomer, and optionally an extender oil with a content within a range of 0 to less than 100 phr; and a self-sealing second elastomer layer comprising a thermoplastic stirene elastomer, identical to or different from the first elastomer, and an extender oil with a content greater than 200 phr. | 11-25-2010 |
| 20100294031 | Method for Evaluating the Transverse Adhesion of a Tire on Snow-Covered Ground - A method for evaluating the transversal grip of a type of tires on a snow-covered ground, of providing this type of tires to a vehicle, driving this vehicle at the transversal grip limit on a snow-covered track, and producing instantaneous measures of the vehicle transversal acceleration while it travels on the track. Track (P) includes a plurality of turns (V | 11-25-2010 |
| 20100288039 | UNIT FOR MEASURING AND SYSTEM FOR MONITORING TIRE PRESSURE IN TIRES OF THE EXTENDED MOBILITY OR OTHER TYPE - Measuring unit with at least a pressure sensor and signal transmission means, intended to be fitted on a tire/wheel assembly, characterized in that it comprises a logic indicator with two states, active and inactive, and in that the logic indicator becomes active each time the pressure measured by the pressure sensor is below a given threshold, close to zero. | 11-18-2010 |
| 20100282415 | Rotary Laying Arm Comprising an On-Board Thread Feed Means - Device for manufacturing a reinforcement from a thread laid directly in its final place by casting lengths of the said thread onto a receiving surface, the said device comprising a feed means ( | 11-11-2010 |
| 20100282392 | Tire using a Reinforcing Structure with Fibres of Flattened Cross Section - A tire comprising an airtight rubber cover ( | 11-11-2010 |
| 20100282389 | Heavy Goods Vehicle Tire - A tire with a radial carcass reinforcement comprising a crown reinforcement formed from at least two working crown layers of inextensible reinforcing elements and from at least one layer of circumferential reinforcing elements positioned radially between two working crown layers, the working crown layers adjacent to the layer of circumferential reinforcing elements being on each side of the equatorial plane and in the axial continuation of the layer of circumferential reinforcing elements coupled over an axial width, in order thereafter to be decoupled. A layer of polymer blend having a thickness greater than 1.5 mm over an axial width greater than 0.1×d is positioned axially between the axially exterior end of the layer of circumferential reinforcing elements and the axially interior end of the coupling zone of the working crown layers. | 11-11-2010 |
| 20100276048 | TYRE EQUIPPED FOR ATTACHING AN OBJECT TO THE WALL THEREOF AND FASTENER THEREFOR - A tyre is described that includes a casing designed to be inflated to a service pressure and equipped to accept a functional object, such as an electronic circuit, for example, by means of a two-part fastener | 11-04-2010 |
