Class / Patent application number | Description | Number of patent applications / Date published |
152451000 | Tire cord reinforcement materials, per se | 71 |
20090000717 | Steel Cord, Rubber-Steel Cord Composite and Tire - A steel cord that is especially useful for reinforcing a crown portion of a tire is provided. In particular, a steel cord free from manufacturing problems existed in the conventional art and allowing for stable quality and good production efficiency is provided, and a rubber-steel cord composite and a tire that are equipped with the same are provided. | 01-01-2009 |
20090025846 | Metal Cord, Rubber-Cord Complex and Pneumatic Tire Using the Same - A rubber-cord complex | 01-29-2009 |
20090044893 | Pneumatic Tire - The present invention is directed to a pneumatic tire comprising at least one component, the at least one component comprising a rubber composition contacting one or more reinforcing polyester cords, the polyester cords comprising an RFL adhesive disposed on the surface of the polyester cords, the RFL adhesive comprising from 1 to 20 weight percent of a presilanized silica. | 02-19-2009 |
20090056849 | POLYESTER CORD FOR REINFORCEMENT OF RUBBER AND A METHOD FOR MANUFACTURING THE SAME - The present invention relates to a polyester cord for reinforcement of rubber where heat-resistant adhesive property when exposed to high temperature for long time in a state of being embedded in a rubber composition or under a high-temperature atmosphere is significantly improved, stiffness of the cord is made soft to such a level which is no problem in terms of practical use in view of anti-fatigue property and also of molding and processing property of the rubber-reinforced product and a high elastic modulus is available; and a method for manufacturing the same. A method for the manufacture of a polyester cord for reinforcement of rubber, characterized in that, a polyester fiber material where an epoxy compound is previously applied in a stage of non-drawn yarn or drawn yarn or in a stage of twisted yarn cord so that an adhesively activated treatment is conducted is treated with a treating solution containing the three components of (A) an aqueous solution of blocked isocyanate, (B) a dispersion of epoxy resin and (C) resorcinol-formaldehyde-latex mixed liquid by a single-stage treatment or a multi-stage treatment of two or more stages whereby adhesive property to rubber is endowed to said polyester fiber material. | 03-05-2009 |
20090090447 | TIRE CORD REINFORCEMENT - A composite cable is disclosed suitable for use as a reinforcement in an aircraft tire. The cable is formed of an aramid yarn and a nylon yarn cabled together, wherein the aramid yarn has a linear density in the range of about 220 to about 3300 dtex, and the nylon yarn has a linear density in the range of about 220 to about 2100 dtex. | 04-09-2009 |
20090151838 | TIRE CONTAINING AN INTERNAL CORD REINFORCED RUBBER COMPONENT - This invention relates to a tire having an internal component comprised of a cord reinforced polyisoprene-based rubber composition containing silica reinforcement. Such cord reinforced rubber internal tire component may be, for example, at least one of a tire carcass ply, circumferential overlay ply and circumferential belt ply underlying its tread. | 06-18-2009 |
20090151839 | Rubber Composition For Adhering Steel Cord - A rubber composition for adhering a steel cord that improves wet heat-resistant adhesioness, particularly heat-resistant adhesioness, by preventing adhesion deterioration due to heat, as well as initial adhesioness between a steel cord and a rubber, is disclosed. The rubber composition comprising 100 parts by weight of a diene rubber component and from 0.1 to 30 parts by weight of composite graphite particles containing boron, obtained by heating and graphitizing carbon black together with boron or a compound containing boron. | 06-18-2009 |
20090165913 | AMINO ALKOXY-MODIFIED SILSESQUIOXANE ADHESIVES FOR IMPROVED METAL ADHESION AND METAL ADHESION RETENTION TO CURED RUBBER - Amino alkoxy-modified silsesquioxanes (amino AMS), and/or amino co-AMS compounds that also comprise a mercaptosilane or a blocked mercaptosilane, are excellent adhesives for coating plated or unplated metal wire for adherence of the wire to a rubber stock. The amino AMS and/or the amino/mercaptan co-AMS adhesives can be used with all types of rubber and there is no requirement for the use of special adhesive additives to the rubber vulcanizates, such as, but not limited to, cobalt, resins and high sulfur levels. In particular, the use of amino AMS and/or amino/mercaptan co-AMS compounds as adhesives for bonding wire to rubber also improves the adherence performance of the reinforcements to obtain sufficient bonding that is resistant to degradation over the course of time, especially resistance to thermal aging and/or thermo-oxidizing aging, in particular corrosion in the presence of water. | 07-02-2009 |
20090250151 | Tire and crosslinkable elastomeric composition - A tire including at least one structural element includes a crosslinked elastomeric material obtained by crosslinking a crosslinkable elastomeric composition including: (a) 100 phr of at least one elastomeric polymer; (b) 0.1 phr to 15 phr, preferably 0.3 phr to 10 phr, of at least one methylene donor compound: c) 0.4 phr to 20 phr, preferably 0.8 phr to 15 phr of at least one methylene acceptor compound; (d) 1 phr to 50 phr, preferably 2 phr to 40 phr, more preferably 4 phr to 30 phr, of at least one layered material, the at least one layered material having an individual layer thickness of 0.2 nm to 30 nm, preferably 0.3 nm to 15 nm, more preferably 0.5 nm to 2 nm; wherein the at least one layered material shows, in an X-ray powder diffraction pattern, an X-ray intensity ratio (R) defined according to the following formula: (R)=[A | 10-08-2009 |
20090266462 | PNEUMATIC TIRE FOR MOTORCYCLE - A pneumatic tire for a motorcycle, wherein the tire is optimized in the ground contact shape and the ground contact pressure distribution during high-speed running to achieve excellent driving stability, is provided. Furthermore, a pneumatic tire for a motorcycle, wherein the tire is optimized in the ground contact shape and the ground contact pressure distribution during high-speed running to realize excellent gripping force to stabilize the behavior of the tire near its cornering limit and excellent cornering ability, is provided. | 10-29-2009 |
20090288747 | Metal Cord, Rubber-Cord Complex and Pneumatic Tire Using the Same - A rubber-cord complex having an improved wet heat adhesive property between a rubber and a cord comprising a drawn plated wire, and including a metal cord comprising a drawn plated wire prepared by providing a brass plated layer on the surface of an element wire and drawing the resulting plated wire, and a rubber vulcanized and bonded to the cord, wherein in a wet heat deterioration state of the drawn plated wire after being subjected to the vulcanization to bond the rubber thereto and further held under an atmosphere having a temperature of 50 to 100° C. and a humidity of 60 to 100% for one hour to 20 days, the average grain size of crystal grains present in the brass plated layer is not more than 50 nm, and the grain boundary of the crystal grains has a fractal dimension of 1.001 to 1.500. | 11-26-2009 |
20090288748 | Cellulose raw cord for rubber reinforcement - The present invention provides a lyocell raw cord prepared from at least 2-ply lyocell multifilaments, which gives a stress-strain curve exhibiting that (a) the lyocell raw cord has an elongation of 1.5% or less at an initial stress of 1.0 g/d, and an initial modulus value of 50 to 100 g/d; (b) has an elongation of 7% or less in a stress region of 1.0 g/d to 4.0 g/d; and (c) has an elongation of 1% or more at a tensile strength of 4.0 g/d to the breaking point, as measured in the dried state. | 11-26-2009 |
20100000645 | STEEL CORD, COMPOSITE OF RUBBER AND STEEL CORD, AND TIRE - A steel cord which has no production problem noted in the related art and which can be produced efficiently with stable quality, particularly a steel cord useful for the purpose of reinforcing a tire crown portion, as well as a composite of rubber and steel cord and a tire, which include the steel cord, are provided. | 01-07-2010 |
20100038006 | TIRE FOR TWO-WHEELED VEHICLE - A tire for a two-wheeled vehicle in which cornering controllability (cornering performance) is improved without impairing various performances of the tire such as straight-ahead driving performance, high-speed ability, ride comfort, and uniformity is provided. | 02-18-2010 |
20100059158 | TIRE FOR VEHICLE WHEELS COMPRISING AN IMPROVED ELASTOMERIC COMPONENT - A tire for vehicle wheel includes at least one elastomeric component including a crosslinked elastomeric material obtained by crosslinking an elastomeric composition including at least one diene elastomeric polymer; at least one sulfur-based vulcanizing agent, and at least one adhesion promoting agent having formula HOOC—R—S—R′—COOH wherein each of R and R′, equal or different from each other, is a divalent organic group. In a preferred embodiment of the first aspect of the present invention, the elastomeric component includes a metal reinforcing agent embedded therein. | 03-11-2010 |
20100065178 | CARCASS PLY FOR A PNEUMATIC TIRE - A pneumatic tire includes a carcass reinforced by a carcass ply, at least one belt ply disposed radially outward of the carcass ply in a crown portion of the pneumatic tire, and at least one insert located adjacent the carcass ply in a sidewall portion of the carcass. The insert provides support for the tire load to enable the pneumatic tire to operate under extreme conditions. The carcass ply comprises at least one composite cord having a first core yarn with a second outer yarn and an outer metallic filament both wrapped around the first core yarn such that the first core yarn has a modulus less than a combined modulus of the second outer yarn and the outer metallic filament. | 03-18-2010 |
20100101696 | TIRE, METAL CORD AND PROCESS FOR MANUFACTURING A METAL CORD - A tire including at least one structural element and at least one metal cord includes a plurality of elementary metal wires stranded together, each elementary metal wire being coated with at least one first metal coating layer, the metal cord being coated with at least one second metal coating layer, wherein the at least one second metal coating layer has a nominal thickness higher than or equal to 30 nm, preferably from 50 nm to 120 nm, more preferably from 70 nm to 100 nm. | 04-29-2010 |
20100154956 | ALTERNATING STRAIGHT/WAVY REINFORCEMENT STRUCTURE FOR PNEUMATIC TIRE - A pneumatic tire includes a pair of parallel annular bead portions, at least one carcass ply reinforcing structure wrapped around the beads, a tread disposed radially outward of the carcass ply, a belt reinforcing structure disposed radially outward of the carcass ply reinforcing structure and radially inward of the tread in a crown area of the tire, and a layer of cords having an alternating straight/curled construction for improving performance characteristics of the pneumatic tire. | 06-24-2010 |
20100154957 | DRAWN POLY(ETHYLENETEREPHTHALATE) FIBER, POLY(ETHYLENETEREPHTHALATE) TIRE-CORD, THEIR PREPARATION METHOD AND TIRE COMPRISING THE SAME - The present invention relates to a drawn PET fiber which has good dimensional stability, thereby increases the high speed driving performance of a tire, a PET tire cord, their preparation methods, and a tire including the same. The drawn PET fiber may includes 90 mol % or more of PET and may be a fiber of which a creep rate is 5.5% or less when the drawn PET fiber is fixed under the initial load of 0.01 g/d and is kept for 24 hours under the load of 0.791 g/d and the temperature of 100° C. Furthermore, the PET tire cord may be a cord of which a creep rate is 4.0% or less when the PET tire cord is fixed under the initial load of 0.01 g/d and is kept for 24 hours under the load of 0.791 g/d and the temperature of 100° C. | 06-24-2010 |
20100175803 | DRAWN POLY(ETHYLENETEREPHTHALATE) FIBER, POLY(ETHYLENETEREPHTHALATE) TIRE-CORD, THEIR PREPARATION METHOD AND TIRE COMPRISING THE SAME - The present invention relates to a drawn PET fiber which has good dimensional stability and can be applied to a cap ply cord for a pneumatic tire, a PET tire cord, their preparation methods, and a tire including the same. | 07-15-2010 |
20100180998 | PNEUMATIC TIRE - The following tire is provided: a pneumatic tire in which steering stability is securely prevented from being varied due to changes in running speed or ambient temperature. | 07-22-2010 |
20100218872 | RUBBER-STEEL CORD COMPOSITE AND TIRE USING THE SAME - A rubber-steel cord composite is provided having nonlinear physical properties even in a rubber characterized by incompressive properties after vulcanization, and hence the rubber-steel cord composite can show low rigidity and flexible properties in a low-strain region and, on the other hand, can show high rigidity in a high-strain region. The rubber-steel cord composite is provided by bundling steel linear objects | 09-02-2010 |
20100224298 | TIRE HAVING A STRUCTURAL ELEMENT REINFORCED WITH A HYBRID YARN - A tire includes at least one structural element which includes at least one reinforcing element which includes at least one hybrid yarn, the at least one hybrid yarn including a plurality of filaments obtained from at least one first multifilament yarn having a first initial tangent modulus and at least one second multifilament yarn having a second initial tangent modulus, the first and the second initial tangent modulus being different from each other, each one of the first and the second multifilament yarn including a plurality of individual filaments, the individual filaments of each one of the first and the second multifilament yarns being at least partially intermixed with each other. Preferably, the tire is a high performance or ultra high performance tire, or a tire suitable for being employed in sporting contests such as track motor races, or a tire suitable for sports utility vehicles. | 09-09-2010 |
20100288412 | Three-Layered Metal Cable For Tire Carcass Reinforcement - The present invention relates to a three-layered metal cable of construction L+M+N usable as a reinforcing element for a tire carcass reinforcement, comprising an inner layer C | 11-18-2010 |
20100300592 | STEEL CORD FOR TIRE AND PNEUMATIC TIRE USING THE STEEL CORD - It is an object of the present invention to reduce fretting between strands in a steel cord, to suppress reduction in cord strength caused by running, to enhance rubber penetrability, and to improve tire durability. The steel cord includes a cord main portion | 12-02-2010 |
20110017376 | Layered Cable Gummed in Situ Suitable for a Tire Belt - Metal cord (C- | 01-27-2011 |
20110024013 | DRAWN POLYETHYLENE TEREPHTHALATE (PET) FIBER, PET TIRE CORD, AND TIRE COMPRISING THEREOF - The present invention relates to a drawn PET fiber that can provide a cap ply cord and the like showing more improved modulus and good dimensional stability, a PET tire cord, and a tire including the same. The drawn PET fiber may be a fiber including 90 mol % or more of PET, of which the crystallinity is 53% or more, the amorphous orientation factor (AOF) is 0.15 or less, and the birefringence index is 0.14 to 0.16, after heat-treating the same at 230° C. for 1 minute under the initial load of 20g/1000d. | 02-03-2011 |
20110048604 | ARAMID TIRE CORD AND MANUFACTURING METHOD THEREOF - Disclosed is aramid tire cord and a method for manufacturing the same, wherein the aramid tire cord has superior properties on initial modulus change rate, tensile strain, initial modulus and strength retention rate, wherein the initial modulus change rate is not more than 5% after the aramid tire cord is repetitively extended 10 times at 120° C. under the condition that the load corresponding to 10% of the strength at break is applied thereto. Thus, the aramid tire cord of the present invention has the most optimal modulus, optimal crystallization constant and optimal crystalline orientation constant so that the aramid tire cord is superior in its initial modulus change rate, tensile strain and initial modulus retention rate, to thereby obtain good fatigue resistance. Thus, if the aramid tire cord of the present invention is used for a tire-reinforcing material, it is possible to obtain high traveling performance by preventing the property deterioration during the high-speed traveling with repetitively-occurring sequence of high temperature and high pressure. | 03-03-2011 |
20110088825 | STEEL CORD FOR REINFORCEMENT OF RUBBER ARTICLES AND PNEUMATIC TIRE USING THE SAME - A steel cord for reinforcement of rubber articles, whose cord strength is enhanced by preventing occurrence of preceding break of the outermost layer filaments in the steel cord having a multi-twisted structure, and a pneumatic tire using it as a reinforcing material are provided. | 04-21-2011 |
20110132512 | RUBBER COMPOSITION FOR COATING STEEL CORD - A rubber composition for coating a steel cord comprising:
| 06-09-2011 |
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 |
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 |
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 |
20120055602 | RUBBER-STEEL HYBRID CORD AND PNEUMATIC RADIAL TIRE (USING THE SAME) - An object of the present invention is to provide a rubber-steel hybrid cord which makes it possible to sufficiently reduce the proportion of an adhesion promoter or sulfur while maintaining good adhesiveness, and to provide a pneumatic radial tire using the same as a reinforcement layer. | 03-08-2012 |
20120067485 | PNEUMATIC TIRE AND METHOD FOR MAKING A PNEUMATIC TIRE - A pneumatic tire comprising a tire component having a plurality of individually plasma treated cords applied individually to the tire component, wherein the plasma treated cords comprise a plasma generated deposition derived from at least one polymerizable monomer. | 03-22-2012 |
20120125506 | Self-Adhesive Composite Reinforcement - Composite reinforcement (R- | 05-24-2012 |
20120145297 | METAL CORD, RUBBER-CORD COMPLEX AND PNEUMATIC TIRE USING THE SAME - A rubber-cord complex having an improved wet heat adhesive property between a rubber and a cord comprising a drawn plated wire, and including a metal cord comprising a drawn plated wire prepared by providing a brass plated layer on the surface of an element wire and drawing the resulting plated wire, and a rubber vulcanized and bonded to the cord, wherein in a wet heat deterioration state of the drawn plated wire after being subjected to the vulcanization to bond the rubber thereto and further held under an atmosphere having a temperature of 50 to 100° C. and a humidity of 60 to 100% for one hour to 20 days, the average grain size of crystal grains present in the brass plated layer is not more than 50 nm, and the grain boundary of the crystal grains has a fractal dimension of 1.001 to 1.500. | 06-14-2012 |
20120186715 | Three-Layer Steel Cord that is Rubberized in Situ and has a 3+M+N Structure - Metal cord with three layers (C | 07-26-2012 |
20120193006 | PNEUMATIC TIRE - A steel cord having a 1×2 construction formed by twisting two wire strands together is used as a reinforcing layer of a pneumatic tire. The steel cord has a carbon content of from 0.60 to 0.75%, a strength in the tire of from 2,900 to 3,500 MPa, and a twisting angle of from 1.5 to 3.0°. Therefore, productivity can be enhanced while fatigue resistance of the steel cord used in the reinforcing layer is maintained. Additionally, fatigue resistance of the steel cord is further enhanced due to the average value of the forming factor of the steel cord of this tire being set to from 95 to 105% and the standard deviation σ being set to from 5 to 20%. As a result, tire durability can be enhanced. | 08-02-2012 |
20120199259 | METAL CORD, RUBBER-CORD COMPLEX AND PNEUMATIC TIRE USING THE SAME - Rubber-cord complex | 08-09-2012 |
20120227885 | OPEN MULTI-STRAND CORD - A steel cord ( | 09-13-2012 |
20120241066 | TIRE CONTAINING AN INTERNAL COMPOSITE COMPRISED OF METAL CORD REINFORCED RUBBER LAYER WITH AUXILIARY BUFFER RUBBER LAYER - This invention relates to a tire comprised of an assembly of uncured rubber components wherein said assembly includes a circumferential uncured pre-formed internal composite comprised of a combination of at least one uncured rubber layer containing metal cord reinforcement with a high sulfur content and at least one adjoining auxiliary buffer layer of uncured rubber layer having a significantly lower sulfur content and without cord reinforcement. The auxiliary buffer rubber layer(s) with the reduced sulfur content is provided to promote tear resistance and sulfur cure reversion resistance for the composite. In a preferred embodiment, the uncured rubber composite is pre-formed prior to its application to and made a part of the tire assembly of components. The tire assembly is thereafter cured in a suitable mold to form a tire. | 09-27-2012 |
20120267023 | Self-Adhesive Composite Reinforcement - Composite reinforcer (R- | 10-25-2012 |
20130025758 | HYBRID CORD COMPOSED OF ARAMID CORD AND NYLON 66 CORD, AND PNEUMATIC TIRE USING THE SAME AS REINFORCING CORD - Provided is a high-performance pneumatic radial tire for passenger cars which uses a hybrid cord composed of an aramid cord and a Nylon 66 cord having different twist counts for the first twist and different twist counts for the second twist, as a reinforcing belt, and thereby has improved high speed durability and steering stability. | 01-31-2013 |
20130032264 | OPEN OFF-THE-ROAD CORD WITH PREFORMED FILAMENTS - A steel cord ( | 02-07-2013 |
20130133803 | TIRE CONTAINING INTERNAL CORD REINFORCED RUBBER LAYER - This invention relates to a tire which contains an internal cord reinforced rubber layer. | 05-30-2013 |
20130133804 | TEXTURING OF A REINFORCING CORD FOR A PNEUMATIC TIRE - A method forms an adhesion joint between a cord and a rubber matrix. The method includes the steps of providing a cord having an initial relatively smooth surface, texturing the smooth surface such that the resulting surface is rougher than the initial surface of the cord, and inserting the cord into a rubber matrix such that the resulting surface provides enhanced adhesion to the rubber matrix compared to the adhesion of the initial surface to the rubber matrix. | 05-30-2013 |
20130139940 | PNEUMATIC TIRE - The present invention provides a pneumatic tire having a jointless band obtained by covering a cord having a cord breaking strength of 200 to 600 N and a degree of elongation at a tension of 66 N of 1.0 to 3.5% with a rubber composition for band cord topping comprising a given amount of sulfur, a given amount of a predetermined carbon black, a given amount of at least one compound selected by the group consisting of resorcinol resin, modified resorcinol resin, cresol resin, modified cresol resin, phenol resin and modified phenol resin, and a given amount of at least one compound selected from the group consisting of a partial condensate of hexamethoxymethylolmelamine and a partial condensate of hexamethylolmelaminepentamethylether based on a given amount of a rubber component. | 06-06-2013 |
20130160911 | RUBBER COMPOSITION AND PNEUMATIC TIRE - The present invention is directed to a rubber composition comprising: a functionalized elastomer comprising: a polymeric backbone chain derived from a monomer comprising at least one conjugated diene monomer and optionally at least one vinyl aromatic monomer; and a functional group bonded to the backbone chain, the functional group comprising a multidentate ligand capable of complexing with a metal ion; and a metal ion. | 06-27-2013 |
20130186538 | PNEUMATIC TIRE AND METHOD FOR MAKING A PNEUMATIC TIRE - A pneumatic tire comprising a tire component having a plurality of individually plasma treated cords applied individually to the tire component, wherein the plasma treated cords comprise a plasma generated deposition derived from at least one polymerizable monomer. | 07-25-2013 |
20130206302 | PNEUMATIC TIRE - The present invention provides a pneumatic tire by which workability when molding a tire and tire durability performance can be enhanced without increasing tire weight when providing a reinforcing layer formed by aligning a plurality of monofilament steel wires and embedding this plurality of monofilament steel wires in rubber. The pneumatic tire of the present invention includes a reinforcing layer formed by aligning a plurality of monofilament steel wires and embedding said monofilament steel wires in rubber. Each of the monofilament steel wires is provided with twisting around an axis thereof, and a wire surface twisting angle θ with respect to an axial direction of the monofilament steel wires is not less than 1°. | 08-15-2013 |
20130220505 | Multi-Layered Metal Cord Rubberized in Situ by an Unsaturated Thermoplastic Elastomer - Metal cord with a plurality of concentric layers, of the type rubberized in situ, i.e. a cord that is rubberized from the inside, during its actual manufacture, with a rubber known as a filling rubber, in which all or some of the gaps situated between the wires of the cord contain a thermoplastic elastomer of the unsaturated type, particularly an unsaturated thermoplastic stirene (TPS) elastomer such as an SBS, SBBS, SIS or SBIS block copolymer for example. Such a thermoplastic elastomer, used in the molten state, presents no problems of parasitic stickiness if the filling rubber overspills out of the cord following manufacture; its unsaturated and therefore (co)vulcanizable nature makes it extremely compatible with the diene rubber matrices, notably natural rubber matrices as conventionally used as calendering rubber in the metal fabrics intended for reinforcing tires. | 08-29-2013 |
20130220506 | Triple-Layered Metal Cord Rubberized in Situ by an Unsaturated Thermoplastic Elastomer - Metal cord with three concentric layers including a first layer of diameter d | 08-29-2013 |
20130292022 | Tire with Thin Sidewalls and Improved Hooping Reinforcement | 11-07-2013 |
20140041779 | Pneumatic Tire - The pneumatic tire according to the present technology has a reinforcing layer in which a plurality of steel cords is laid in parallel and embedded in rubber, wherein each steel cord is configured from a plurality of wires twisted together, the wire diameter is from 0.15 mm to 0.40 mm, each wire is configured from a core and a plating layer formed on the periphery of the core, the core is made from carbon steel with a carbon content of from 0.60 mass % to 0.75 mass %, the average thickness of the plating layer is from 0.23 μm to 0.33 μm, and the strength of the steel cord is from 3000 MPA to 3500 MPa. | 02-13-2014 |
20140124113 | RUBBER COMPOSITIONS FOR BEAD APEX, SIDEWALL PACKING, BASE TREAD, BREAKER CUSHION, STEEL CORD TOPPING, STRIP ADJACENT TO STEEL CORDS, TIE GUM, AND SIDEWALL, AND PNEUMATIC TIRES - The present invention provides a rubber composition that improves in terms of the fuel economy of a rubber composition containing an isoprene-based rubber and also offers favorable durability and favorable processability or adhesion to steel cords, and a pneumatic tire formed from the rubber composition. The present invention relates to a rubber composition for a bead apex, sidewall packing, base tread, or breaker cushion, including: a specific rubber component; a specific amount of a specific carbon black; a specific amount of sulfur; and a specific amount of a compound represented by formula (I) below. The present invention also relates to a rubber composition for a steel cord topping, strip adjacent to steel cords, or tie gum, including: a specific rubber component; a specific amount of a specific carbon black; a specific amount of an organic acid cobalt salt; and a specific amount of a compound represented by the formula (I). | 05-08-2014 |
20140299246 | DRAWN POLYETHYLENE TEREPHTHALATE FIBER, PET TIRE CORD, AND TIRE COMPRISING THEREOF - The present invention relates to a drawn PET fiber that can provide a cap ply cord and the like showing more improved modulus and good dimensional stability, a PET tire cord, and a tire including the same. The drawn PET fiber may be a fiber including 90 mol % or more of PET, of which the crystallinity is 53% or more, the amorphous orientation factor (AOF) is 0.15 or less, and the birefringence index is 0.14 to 0.16, after heat-treating the same at 230° C. for 1 minute under the initial load of 20g/1000d. | 10-09-2014 |
20140345769 | ELASTOMER AND STEEL CORD COMPOSITE AND PROCESS FOR PRODUCING THE SAME - In order that spaces, including a space in the central portion, inside a steel cord used as a reinforcement by being embedded in a tire or the like are filled with an uncured rubber, the uncured rubber is coated on plural steel core filaments which are then stranded to form a single layer steel cord, the core then being stranded with uncoated outer layer filaments. Consequently, it is possible to exhibit satisfactory corrosion resistance and satisfactory fatigue resistance as a steel cord, shorten a curing time in tire component assembling or the like to attain energy saving and prolong the life of a steel cord itself and the life of a tire or the like using the same as a reinforcement. Further, production can be performed at low cost. | 11-27-2014 |
20140360644 | REINFORCEMENT MEMBER FOR TIRE AND PNEUMATIC TIRE USING THE SAME - An object of the present invention is to provide a reinforcement member for a tire, which is capable of mitigating stress concentration at respective end portions in the cord extending direction thereof in a satisfactory manner when the reinforcement member is subjected to tensile force. Specifically, the present invention provides a reinforcement member for a tire, constituted of a plurality of cords aligned in parallel to each other and coating rubber provided thereon, characterized in that: each of the cords is constituted of a plurality of filaments; each cord has the cord center portion formed by the intertwined filaments and respective cord end portions positioned at respective sides in the cord extending direction of the cord center portion; and at least one of the cord end portions is constituted of a plurality of the filaments each formed in a wavy or spiral shape and extending separately in an unraveled manner. | 12-11-2014 |
20150053323 | TIRE - A tire including a circular tire frame formed of a resin material, and a metal reinforcing cord member wound on the outer circumference of the tire frame, wherein at least a portion of the metal reinforcing cord member is covered by a covering mixture including at least an olefin-based thermoplastic resin and a thermoplastic resin other than the olefin-based thermoplastic resin. | 02-26-2015 |
20150059954 | PNEUMATIC TIRE WITH COATED REINFORCEMENT - A pneumatic tire includes a pair of axially spaced apart annular bead structures, a carcass structure wrapped around each bead structure and having a pair of carcass turnups substantially contiguous with the carcass structure from the bead structure to radially outer ends of the pair of carcass turnups, a belt structure disposed radially outward of the carcass structure in a crown area of the pneumatic tire, an overlay structure disposed radially outward of the belt structure, and a component comprising a non-adhesive core structure and a coating applied to the core structure with the coating providing adhesion to a surrounding matrix for the core structure. | 03-05-2015 |
20150068655 | TIRE-REINFORCING STEEL CORD AND RADIAL TIRE USING THE SAME - Disclosed is a tire-reinforcing steel cord for a radial tire. The tire-reinforcing steel cord has a double layer structure including a first-layer core and a second-layer core provided on the surface of the first-layer core. The first-layer core has an elliptical or rectangular cross section. The tire-reinforcing steel cord can improve processability, fatigue characteristics, and rolling resistance performance of a tire, resulting in improved fuel efficiency. A radial tire using the tire-reinforcing steel cord is also disclosed. | 03-12-2015 |
20150075689 | STEEL CORD FOR REINFORCING RUBBER ARTICLE AND TIRE USING SAME - Provided is a technique for attaining tire weight reduction while inhibiting occurrence of a product defect caused by deformation by improving the structure of a steel cord used for a carcass ply to improve the resistivity against deformation of a green tire when stored in an unvulcanized state. | 03-19-2015 |
20150328928 | REINFORCEMENT LAYER FOR ARTICLES MADE OF AN ELASTOMERIC MATERIAL - Reinforcement layer for articles made of an elastomeric material, preferably for vehicle tires, the reinforcement layer being rubberized and comprising a plurality of parallel reinforcements spaced apart from one another, each reinforcement including at least one twisted viscous multifilament yarn, the viscose multifilament yarn having a degree of crystallinity in the range of from 15% to 40%, a yarn count of 150 dtex to 1100 dtex and a tensile strength in the range of from 45 cN/tex to 55 cN/tex. | 11-19-2015 |
20160001600 | REINFORCING PLY FOR ARTICLES MADE OF AN ELASTOMERIC MATERIAL, PREFERABLY FOR PNEUMATIC VEHICLE TIRES AND PNEUMATIC VEHICLE TIRES - A rubberized reinforcing ply for articles made of an elastomeric material, specifically vehicle tires, which have a plurality of parallel tire cords spaced apart from one another and the tire cords are hybrid cords of at least two multifilament yarns twisted together. The first multifilament yarn is a viscose multifilament yarn and the other multifilament yarn is a non-metallic multifilament yarn made of a material that is not identical to the first multifilament yarn. The viscose multifilament yarn is conditioned in a standard atmosphere according to DIN EN ISO 139-1:2005 and after conditioning has a yarn titer<1100 dtex and a tensile strength≧45 cN/tex. The hybrid cord has a core titer≦3000 dtex. | 01-07-2016 |
20160082776 | PNEUMATIC RADIAL TIRE FOR A PASSENGER CAR HAVING ULTRA FINE STEEL CORDS FOR A CARCASS PLY - Disclosed is a pneumatic radial tire for a passenger car having ultra fine steel cords for a carcass ply in which adhesive force between a carcass ply layer and a side wall or a rim flange rubber adjacent to a turn up portion on an outside and a stiffness of the rim flange rubber are larger than a bending stiffness of the carcass ply layer so as to improve durability of a bead part while reducing poor air inletting generated at a carcass turn up portion. | 03-24-2016 |
20160107485 | HYBRID CORD AND HIGH-PERFORMANCE RADIAL TIRE INCLUDING THE SAME - A hybrid cord for a tire, a method of manufacturing the same, and a high-performance environment-friendly radial tire including the same are disclosed herein. The hybrid cord includes a high-modulus fiber ply and a low-modulus fiber ply. The hybrid cord has a stress-strain curve including an initial modulus section, an intermediate modulus section and a final modulus section. The initial modulus of the initial modulus section is higher than the intermediate modulus of the intermediate modulus section, and the final modulus of the final modulus section is higher than the intermediate modulus. | 04-21-2016 |
20160144663 | Steel Cord for Tire Reinforcement - A steel cord for tire reinforcement according to the present invention is elongated in one direction and comprises a plurality of strands twisted periodically on one another, and the steel cord for tire reinforcement is characterized in that the steel cord is formed to have a first waveform having a first waveform surface and a second waveform having a second waveform surface, the first and second waveforms are formed to overlap each other, and a predetermined inclined angle is defined between the normal of the first waveform surface of the first waveform and the normal of the second waveform surface of the second waveform. | 05-26-2016 |
20160167436 | REINFORCING MEMBER FOR TIRE, AND TIRE USING SAME | 06-16-2016 |
20160167438 | THIN REINFORCED PRODUCT AND TIRE COMPRISING SAID PRODUCT | 06-16-2016 |
20160167439 | THIN REINFORCED PRODUCT AND TIRE COMPRISING SAID PRODUCT | 06-16-2016 |