A non-pneumatic tire includes a lower ring having a first diameter and an upper ring having a second diameter. The upper ring is substantially coaxial with the lower ring. A support structure connects the lower ring to the upper ring. The support structure is made up of a plurality of spokes. The support structure is arranged and configured so that adjacent spokes of the plurality of spokes contact one another upon the occurrence of a high impact event.
A rubber composition is described that includes a rubber component in combination with a high surface area silica, and a polysulfide polymer having the following formula:
A rubber composition is described that includes a rubber component in combination with a high surface area silica, and a polysulfide polymer having the following formula:
HS(C2H4—O—CH2—O—C2H4SS)xC2H4—O—CH2—O—C2H4SH
A rubber composition is described that includes a rubber component in combination with a high surface area silica, and a polysulfide polymer having the following formula:
HS(C2H4—O—CH2—O—C2H4SS)xC2H4—O—CH2—O—C2H4SH
wherein x is 5 to 100. The rubber composition can be included in the tread of pneumatic tires to provide tires that exhibit improved mechanical and performance properties.
Embodiments of the present disclosure are directed to polymers, wherein the polymers include a conjugated diene and from about 0.02 wt. % to about 2.0 wt. % of vinylbenzocyclobutane, based on a total weight of the polymer. The polymer is a crosslinkable statistical copolymer of conjugated diene and vinylbenzocyclobutane monomer units.
C08F 236/10 - Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated with vinyl aromatic monomers
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
5.
RUBBER FORMULATIONS COMPRISING A STATISTICAL COPOLYMER COMPRISING VINYLBENZOCYCLOBUTANE
Embodiments of the present disclosure are directed to rubber formulations, wherein the formulations include a statistical copolymer. The statistical copolymer includes a polymerized, crosslinkable e reaction product derived from a conjugated diene monomer and vinylbenzocyclobutane. The rubber formulation is substantially free of traditional rubber curatives.
A polymeric composition comprising a plurality of hydrocarbyloxysilyl-terminated polydienes or polydiene copolymers, the polymeric composition having an aged Mooney (ML1+4@100° C.) of about 40 to about 105, where the polymeric composition includes from about 10 to about 95 mole % of said hydrocarbyloxysilyl-terminated polydienes or polydiene copolymers, where said hydrocarbyloxysilyl-terminated polydienes or polydiene copolymers are formed by reacting reactive polydienes or polydiene copolymers with a dihydrocarbyloxysilyl terminating agent.
A tire includes a circumferential tread with a sipe formed therein. The sipe extends along a longitudinal axis between a proximal end and a distal end. The proximal end is at an outer surface of the circumferential tread. The sipe includes a mouth portion at the proximal end, a bulb portion at the distal end, and a wave portion that extends between and interconnects the mouth portion and the bulb portion. The wave portion includes at least one crest and at least one trough. An amplitude of the wave portion decays in a direction moving from the proximal end toward the distal end.
A paint applicator apparatus for applying a paint line to a moving strand of a tire component comprising a paint neck and a paint head. The paint neck includes a receiving neck portion, a discharge neck portion, and a paint supply passage. The receiving neck portion extends along a receiving neck portion axis and the discharge neck portion neck portion extends along a discharge neck portion axis. The paint supply passage includes a paint inlet in the receiving neck portion and a paint outlet in the discharge neck portion. The receiving neck portion axis and the discharge neck portion axis define an obtuse angle. The discharge neck portion axis is oriented substantially parallel to the moving strand, and the receiving neck portion axis is oriented upwardly relative to the moving strand. The paint head is coupled to the discharge neck portion and includes a rotatable paint wheel for carrying paint from the paint outlet to the moving strand.
B05C 1/08 - Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller
B05C 1/16 - Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length only at particular parts of the work
B05D 1/28 - Processes for applying liquids or other fluent materials performed by transfer from the surfaces of elements carrying the liquid or other fluent material, e.g. brushes, pads, rollers
9.
POLYURETHANE FLEXURE-ELONGATED COMPOSITE SPOKE BONDED COMBINATION FOR NON-PNEUMATIC TIRE AND METHODS OF PRODUCING SAME
A method for producing a polyurethane flexure-elongated composite spoke bonded combination for use in a non-pneumatic tire, the polyurethane flexure-elongated composite spoke bonded combination produced by the method, and a polyurethane flexure-elongated composite spoke bonded combination for use in a non-pneumatic tire. The method includes application of a peel ply fabric to at least the first surface (at an end) of an uncured elongated composite spoke, application of a solvent-based resin-containing adhesive, and ultimately insert molding a polyurethane flexure onto the cured elongated composite spoke. Also disclosed are non-pneumatic tires incorporating a polyurethane flexure-elongated composite spoke bonded combination made by the disclosed methods, resulting from the disclosed methods, or as otherwise disclosed herein. The polyurethane flexure-elongated composite spoke bonded combination has a specified peel strength.
B29D 30/38 - Textile inserts, e.g. cord or canvas layers, for tyresTreatment of inserts prior to building the tyre
B29C 70/22 - Fibrous reinforcements only characterised by the structure of fibrous reinforcements using fibres of substantial or continuous length oriented in at least two directions forming a two dimensional structure
B60C 7/14 - Non-inflatable or solid tyres characterised by means for increasing resiliency using springs
B60C 7/18 - Non-inflatable or solid tyres characterised by means for increasing resiliency using springs of helical or flat coil form disposed radially relative to wheel axis
10.
POLYURETHANE FLEXURE-ELONGATED COMPOSITE SPOKE BONDED COMBINATION FOR NON-PNEUMATIC TIRE AND METHODS OF PRODUCING SAME
A method for producing a polyurethane flexure-elongated composite spoke bonded combination for use in a non-pneumatic tire, the polyurethane flexure-elongated composite spoke bonded combination produced by the method, and a polyurethane flexure-elongated composite spoke bonded combination for use in a non-pneumatic tire. The method includes application of a peel ply fabric to at least the first surface (at an end) of an uncured elongated composite spoke, application of a solvent-based isocyanate-containing activator, and ultimately insert molding a polyurethane flexure onto the cured elongated composite spoke. Also disclosed are non-pneumatic tires incorporating a polyurethane flexure-elongated composite spoke bonded combination made by the disclosed methods, resulting from the disclosed methods, or as otherwise disclosed herein. The polyurethane flexure-elongated composite spoke bonded combination has a specified peel strength.
A method for producing a polyurethane flexure-elongated composite spoke bonded combination for use in a non-pneumatic tire, the polyurethane flexure-elongated composite spoke bonded combination produced by the method, and a polyurethane flexure-elongated composite spoke bonded combination for use in a non-pneumatic tire. The method includes application of a peel ply fabric to at least the first surface (at an end) of an uncured elongated composite spoke and ultimately insert molding a polyurethane flexure onto the cured elongated composite spoke. Also disclosed are non-pneumatic tires incorporating a polyurethane flexure-elongated composite spoke bonded combination made by the disclosed methods, resulting from the disclosed methods, or as otherwise disclosed herein. The polyurethane flexure-elongated composite spoke bonded combination has a specified peel strength.
B29D 30/38 - Textile inserts, e.g. cord or canvas layers, for tyresTreatment of inserts prior to building the tyre
B29C 70/22 - Fibrous reinforcements only characterised by the structure of fibrous reinforcements using fibres of substantial or continuous length oriented in at least two directions forming a two dimensional structure
B60C 7/14 - Non-inflatable or solid tyres characterised by means for increasing resiliency using springs
B60C 7/18 - Non-inflatable or solid tyres characterised by means for increasing resiliency using springs of helical or flat coil form disposed radially relative to wheel axis
12.
POLYURETHANE FLEXURE-ELONGATED COMPOSITE SPOKE BONDED COMBINATION FOR NON-PNEUMATIC TIRE AND METHODS OF PRODUCING SAME
A method for producing a polyurethane flexure-elongated composite spoke bonded combination for use in a non-pneumatic tire, the polyurethane flexure-elongated composite spoke bonded combination produced by the method, and a polyurethane flexure-elongated composite spoke bonded combination for use in a non-pneumatic tire. The method includes abrading the first surface (at an end) of a cured elongated composite spoke and ultimately insert molding a polyurethane flexure onto the cured elongated composite spoke. Also disclosed are non-pneumatic tires incorporating a polyurethane flexure-elongated composite spoke bonded combination made by the disclosed methods, resulting from the disclosed methods, or as otherwise disclosed herein. The polyurethane flexure-elongated composite spoke bonded combination has a specified peel strength.
B29D 30/38 - Textile inserts, e.g. cord or canvas layers, for tyresTreatment of inserts prior to building the tyre
B29C 70/22 - Fibrous reinforcements only characterised by the structure of fibrous reinforcements using fibres of substantial or continuous length oriented in at least two directions forming a two dimensional structure
B60C 7/14 - Non-inflatable or solid tyres characterised by means for increasing resiliency using springs
B60C 7/18 - Non-inflatable or solid tyres characterised by means for increasing resiliency using springs of helical or flat coil form disposed radially relative to wheel axis
Embodiments of the present disclosure are directed to rubber formulations, wherein the rubber formulations comprise functionalized conjugated diene polymer, natural rubber, and reinforcing filler comprising at least one of silica and carbon black. The functionalized conjugated diene polymer has a functional group, a vinyl content greater than or equal to 50%, and a weight average molecular weight Mw of about 75,000 g/mol to about 1,000,000 g/mol.
In one aspect, a passive tire inflation device is provided, comprising: a reservoir, a migration chamber containing a migration plug, and a post-plug outlet, wherein the migration chamber is fluidically connected to the reservoir, wherein the migration chamber is fluidically connected to the post-plug outlet, and wherein the migration plug is formed from a rubber compound. In another aspect, a tire and wheel assembly including a passive tire inflation device is provided, comprising: a vehicle wheel including a rim and at least one spoke, a tire mounted on the vehicle wheel forming a tire air chamber, the device comprising: a reservoir, a migration chamber containing a migration plug, and a post-plug outlet, wherein the post-plug outlet is fluidically connected to the tire air chamber. The device may be attached to or contained within at least one wheel spoke. The device may extend circumferentially about the wheel rim.
B60C 23/00 - Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehiclesArrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanksTyre cooling arrangements
Disclosed herein are tire tread rubber compositions comprising a specified elastomer component, reinforcing silica filler, a specified hydrocarbon resin, liquid plasticizer, and a cure package. The elastomer component includes styrene-butadiene rubber and high cis linear polybutadiene. Use of the disclosed ingredients may result in a tire tread having particular properties, as discussed further herein.
A vulcanizable composition of matter comprising (a) a vulcanizable rubber; (b) a curative; (c) a filler; and (d) a Type I or Type II eutectic composition; where the composition is substantially devoid of a metal-containing accelerator.
In one aspect, a tire is provided, the tire comprising: a tread portion comprising at least one of a tread rib or a tread block, a sipe included in the tread rib or the tread block, the sipe including: a radially outer portion, an interlocking portion radially inward of and directly connected to the radially outer portion, and a base portion radially inward of and directly connected to the interlocking portion, wherein the interlocking portion includes a plurality of positive interlocking portions and negative interlocking portions forming a sinusoidal wave profile in a plane formed by a circumferential axis C of the tire and an axial axis A of the tire.
A method of preparing a sidewall support, the method comprising the steps of (i) providing a vulcanizable composition including an elastomer, a filler, a curative, and a eutectic composition, where the eutectic composition is a solid; (ii) fabricating the vulcanizable composition into a green sidewall support; and (iii) subjecting the green sidewall support to curing conditions.
A process comprising (a) providing used tire feedstock; (b) gasifying the used tire feedstock to produce a gaseous stream, where the gaseous stream includes carbon monoxide, hydrogen, and carbon dioxide; (c) biosynthetically converting at least a portion of the carbon monoxide, hydrogen, and carbon dioxide within the gaseous stream to produce a first product stream; (d) converting at least a portion of the first product stream to a second product stream, where the second product stream includes acetaldehyde and hydrogen; (e) routing a portion of the hydrogen within the second product stream to said step of biosynthetically converting at least a portion of the carbon monoxide, hydrogen, and carbon dioxide within the gaseous stream; and (f) converting at least a portion acetaldehyde to butadiene monomer.
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
C01B 3/02 - Production of hydrogen or of gaseous mixtures containing hydrogen
C07C 1/207 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms from carbonyl compounds
A non-pneumatic tire includes a lower ring having a first diameter and an upper ring having a second diameter greater than the first diameter. The upper ring is substantially coaxial with the lower ring. The non-pneumatic tire further includes a plurality of curved, steel spokes extending between the lower ring and the upper ring. Each of the plurality of curved, steel spokes has a 0.2% yield strength of at least 1300 MPA, a tensile strength of at least 1400 MPa, and a hardness of at least 50 HRC.
B60C 7/14 - Non-inflatable or solid tyres characterised by means for increasing resiliency using springs
C21D 9/34 - Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articlesFurnaces therefor for tyresHeat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articlesFurnaces therefor for rims
A nonpneumatic tire assembly includes an outer hoop, a plurality of loops extending inward from the outer hoop, and a hub having a plurality of members. Each of the plurality of members is connected to one of the plurality of loops.
Disclosed herein are tire tread rubber compositions comprising a specified elastomer component, reinforcing silica filler, a specified hydrocarbon resin, a cure package, and optionally oil. The elastomer component includes at least one styrene-butadiene rubber having a silica-reactive functional group; and natural rubber, polyisoprene, or a combination thereof.
A tire mold having a sidewall molding surface with a negative irregular rough surface texture pattern extending circumferentially along the sidewall molding surface so as to mold at least one annular exterior surface of a tire sidewall of a tire with an irregular rough surface texture, the negative irregular rough surface texture pattern defining recessed portions disposed non-uniformly between raised portions, the recessed portions having a depth of at least 0.1 millimeters.
An RFID applicator apparatus includes an applicator frame and a guide block attached to the applicator frame and configured to support an elongated liner carrying a plurality of RFID tags adhered to the liner. The guide block defines a dispensing edge around which the liner moves. The apparatus includes a backing anvil and includes an applicator head movable relative to the guide block. The applicator head carries a suction pickup. A controller is configured to control movement of the backing anvil and the applicator head to grasp the tag, pull the tag off the liner, release the tag from the backing anvil, and then apply the tag to a tire carcass.
B29D 30/00 - Producing pneumatic or solid tyres or parts thereof
G06K 7/10 - Methods or arrangements for sensing record carriers by electromagnetic radiation, e.g. optical sensingMethods or arrangements for sensing record carriers by corpuscular radiation
G06K 19/077 - Constructional details, e.g. mounting of circuits in the carrier
In one aspect, a tire is provided, comprising: a tread portion comprising a tread rib or a tread block, a sipe included in tread rib or the tread block, wherein the sipe includes a center section located axially between opposing outer sections, and wherein the center section and each outer section include a radially outer portion and a radially inner portion, wherein the radially outer portion of each outer section has a circumferential width WT1, wherein the radially outer portion of the center section has a circumferential width WT2, wherein the circumferential width WT1 is greater than the circumferential with WT2, wherein the radially inner portion of each outer section includes an axially outer portion having a radial depth DB1E and an axially inner portion having a radial depth DB1I, and wherein the radial depth DB1E is less than the radial depth DB1I.
Various aspects of a tire having a three-dimensional tire sipe with a variable cross-section are disclosed. In one aspect, a tire having a sipe is provided, the tire comprising: wherein the sipe is a three-dimensional sipe extending radially inwardly into the tire from a tread surface of the tire, wherein the sipe includes a horizontal undulating portion having at least one horizontal midpoint portion and at least one horizontal peak portion, wherein the sipe includes a radial undulating portion having a vertical amplitude VA1 in the at least one horizontal midpoint portion and a vertical amplitude VA2 in the at least one horizontal peak portion, and wherein the vertical amplitude VA1 is greater than the vertical amplitude VA2.
An electronics assembly is provided for use with a tire. The assembly includes a plurality of printed circuit boards, each of which includes an electronic device configured to sense a condition of the tire. Attachment pegs are provided to attach the printed circuit boards together in stacked positions that are spaced apart by the attachment pegs. Each attachment peg has a lower end portion configured to attach to any one of the printed circuit boards. Each attachment peg further has an upper end portion configured to attach to any other one of the printed circuit boards. This enables the printed circuit boards to be attached interchangeably between the stacked positions.
A process comprising (a) providing a feedstock that includes carbonaceous materials; (b) thermally converting the feedstock to produce a gaseous stream including carbon monoxide, hydrogen, and carbon dioxide; (c) converting at least a portion of the carbon monoxide, hydrogen, and carbon dioxide to ethanol; (d) converting at least a portion of the ethanol to ethylene; (e) reacting at least a portion of the ethylene with benzene to thereby produce ethylbenzene; and (f) dehydrogenating the ethylbenzene to form styrene.
C08J 11/10 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
C07C 2/64 - Addition to a carbon atom of a six-membered aromatic ring
C07C 29/151 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively with hydrogen or hydrogen-containing gases
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
C08F 236/10 - Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated with vinyl aromatic monomers
A process comprising (a) providing a feedstock that includes carbonaceous materials; (b) gasifying the feedstock to produce a gaseous stream including carbon monoxide, hydrogen, and carbon dioxide; (c) converting at least a portion of the carbon monoxide, hydrogen, and carbon dioxide to ethanol; (d) converting at least a portion of the ethanol to ethylene; and (e) converting at least a portion of the ethylene to polyethylene oligomers.
C08J 11/10 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
C07C 29/151 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively with hydrogen or hydrogen-containing gases
C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
A process comprising (a) providing a feedstock that includes carbonaceous materials; (b) gasifying the feedstock to produce a gaseous stream including carbon monoxide, hydrogen, and carbon dioxide; (c) converting at least a portion of the carbon monoxide, hydrogen, and carbon dioxide to ethanol; (d) reacting at least a portion of the ethanol with chloropropyltrichlorosilane to produce chloropropyltriethoxysilane; and (e) reacting at least a portion of the chloropropyltriethoxysilane with sulfur and sodium hydrosulfide to produce a bis(triethoxypropyl) sulfide.
C07F 7/18 - Compounds having one or more C—Si linkages as well as one or more C—O—Si linkages
C08J 11/10 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
C07C 29/151 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively with hydrogen or hydrogen-containing gases
C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
A process comprising (a) providing a feedstock that includes carbonaceous materials; (b) gasifying the feedstock to produce a gaseous stream including carbon monoxide, hydrogen, and carbon dioxide; (c) converting at least a portion of the carbon monoxide, hydrogen, and carbon dioxide to butadiene; (d) converting at least a portion of the butadiene to at least one of 1,6-hexamethylenediamine and adipic acid; and (e) polymerizing the at least one of the 1,6-hexamethylenediamine and the adipic acid, optionally together with alternate sources of 1,6-hexamethylenediamine or adipic acid, to produce a polyamide.
C08G 69/26 - Polyamides derived from amino carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
C08J 11/10 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
C07C 1/20 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms
C07C 209/48 - Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of carboxylic acids or esters thereof in presence of ammonia or amines, or by reduction of nitriles, carboxylic acid amides, imines or imino-ethers by reduction of nitriles
C07C 51/14 - Preparation of carboxylic acids or their salts, halides, or anhydrides by reaction with carbon monoxide on a carbon-to-carbon unsaturated bond in organic compounds
In one aspect, a tire is provided, the tire comprising: a tread portion comprising at least one of a tread rib or a tread block, a sipe included in the tread rib or the tread block, wherein the sipe includes a central s-shaped portion located axially between opposing laterally extending straight portions, wherein the sipe includes a plurality of key portions angled in a first circumferential direction, wherein the sipe includes a plurality of return portions angled in a second circumferential direction, wherein the return portions connect the key portions, and wherein a first key portion intersects a tread surface of the tread rib or the tread block. The plurality of key portions are angled at an angle KA, the plurality of return portions are angled at an angle RA, and the ratio of the angle KA to the angle RA is at least 5:1.
A process comprising (a) providing a feedstock that includes carbonaceous materials; (b) gasifying the feedstock to produce a gaseous stream including carbon monoxide, hydrogen, and carbon dioxide; (c) converting at least a portion of the carbon monoxide, hydrogen, and carbon dioxide to ethanol; (d) converting at least a portion of the ethanol to ethylene; (e) converting at least a portion of the ethylene to ethylene oxide; (f) converting at least a portion of the ethylene oxide to ethylene glycol; (g) combining at least a portion of the ethylene glycol with terephthalic acid; and (h) polymerizing the ethylene glycol and terephthalic acid to produce a polyethylene terephthalate.
C08J 11/10 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
C07C 29/151 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively with hydrogen or hydrogen-containing gases
C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
C07C 29/10 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis of ethers, including cyclic ethers, e.g. oxiranes
A process comprising (a) providing used tire feedstock; (b) gasifying the used tire feedstock to produce a gaseous stream, where the gaseous stream includes carbon monoxide, hydrogen, and carbon dioxide; (c) thermochemically converting at least a portion of the carbon monoxide, hydrogen, and carbon dioxide within the gaseous stream to produce a first product stream; (d) converting at least a portion of the first product stream to a second product stream, where the second product stream includes acetaldehyde and hydrogen; (e) routing a portion of the hydrogen within the second product stream to said step of thermochemically converting at least a portion of the carbon monoxide, hydrogen, and carbon dioxide within the gaseous stream; and (f) converting at least a portion acetaldehyde to butadiene monomer.
C07C 1/207 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms from carbonyl compounds
C08J 11/10 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
C07C 45/00 - Preparation of compounds having C=O groups bound only to carbon or hydrogen atomsPreparation of chelates of such compounds
C07C 29/151 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively with hydrogen or hydrogen-containing gases
Various embodiments of a tire having a three-dimensional tire sipe are disclosed. In one embodiment, a tire having a sipe is provided, the tire comprising: opposing tread element portions separated by the sipe, each opposing tread element portion including a plurality of positive elements and a plurality of negative elements, wherein the plurality of positive elements and the plurality of negative elements include three substantially quadrilateral-shaped planar surfaces, each planar surface being oriented relative to another planar surface by an angle of 90 degrees, wherein the three planar surfaces meet at a rounded terminal portion, wherein the sipe includes a radially outer zig-zag portion, wherein the sipe includes a radially inner three-dimensional portion radially inward of the radially outer zig-zag portion, and wherein the sipe includes a radially inner zig-zag portion radially inward of the radially inner three-dimensional portion.
Mold assemblies for curing non-pneumatic tires include first and second mold sections that are axially displaceable relative to one another. A primary conductive heat source is in thermal communication with the mold sections. One radiative heat source is supported on the first mold section and another radiative heat source is supported on the second mold section. A non-pneumatic tire is positioned with the mold assembly between the radiative heat sources. Tire curing systems including such mold assemblies and methods of manufacturing nonpneumatic tires are also included.
A system for vehicle wheel position localization includes sensors mounted on each tire of a vehicle. Each axle of the vehicle is associated with a first directional antenna arranged to capture wireless output signals from each tire on one side and a second directional antenna arranged to capture wireless output signals from each tire on the other side. A data processing unit (e.g., onboard controller, remote server) receives the output signals from each sensor via at least the respective directional antennas, and automatically identifies respective wheel locations on the vehicle based on a mapped relative location for each of the directional antennas and further based on a detected relative output signal strength for any tire and/or wheel sensors associated with axles having a plurality of tires on each side of the vehicle. A switching device may optionally enable selection between each directional antenna for implementation of the respective output signals.
A system to manufacture a tire includes one or more processors and one or more memories storing instructions executable by the one or more processors and causing the one or more processors to receive, from one or more sensors of one or more pieces of tire manufacturing equipment, one or more values corresponding to manufacturing of a tire, generate a matrix based on the one or more values, predict, via input of the matrix into a machine learning model, a value for a splice tolerance metric for the tire, determine, based on the value for the splice tolerance metric, a first parameter of a first piece of the one or more pieces of tire manufacturing equipment to adjust, and provide a command to adjust the first parameter of the first piece of equipment responsive to determining the value of the splice tolerance metric.
A tire may include a tread portion, first and second sidewall portions extending radially inward from the tread portion. an inner surface defining an inner cavity of the tire between the first and second sidewall portions, and a spiral wound sealant bead laid down on the inner surface, the sealant bead having a starting end portion closest to the first sidewall and a terminating end portion closest to the second sidewall, the starting end portion and the terminating end portion overlapping by an overlap angle about a tire axis in a range of from 80 to 100 degrees.
Methods are provided for applying a sealant layer to an inner surface of a tire. A first tire may be picked up with a tire handling robot and placed on a first sealant application stand. A sealant bead may be applied to the inner surface of the first tire by a dispense robot. A second tire may be picked up by the tire handling robot and placed on a second sealant application stand. A sealant bead may be applied to the inner surface of the second tire by the dispense robot. The first and second sealant application stands may be arranged adjacent to each other. The tire handling robot and the dispense robot may be located on opposite sides of the sealant application stands.
A dispense robot for applying a sealant layer on an inner surface of a tire as the tire rotates about a horizontal axis of rotation includes an articulating arm assembly including a distal arm member. A sealant nozzle may be carried by the distal arm member and configured to dispense a bead of sealant material from a nozzle tip of the sealant nozzle as the sealant nozzle moves in a traversing direction across a width of the inner surface of the rotating tire. First and second distance sensors may be located on opposite sides of the sealant nozzle and configured to view along a length of the sealant nozzle such that a distance of the nozzle tip from the inner surface of the tire is detected by the distance sensors.
The present disclosure relates to a bead clamp ring for covering a bead clamp of a tire building machine during a tire building process, comprising an annular body formed of a flexible material that includes a central body portion, a proximal end body portion, and a distal end body portion. The proximal end body portion includes a securing to secure the bead clamp ring to the drum. The distal end body portion includes a bead lug to engage the bead clamp. The bead lug includes an annular recess, which includes a proximal recess portion communicated with the open recess end and an enlarged distal recess portion defining the closed recess end. The enlarged distal recess portion extends radially below the proximal recess portion and has a greater radial depth than the proximal recess portion. The enlarged distal recess portion is located distally of a mid-point of the bead lug length.
Systems (100) and methods (200) are provided for estimating at least a load acting on a vehicle-mounted tire (122). In an embodiment, tire-mounted sensor (118) generates output signals corresponding to at least tire inflation pressure and footprint length. A linear model between load and footprint length for the tire is retrievably stored (214, 224), along with derived model coefficients as a function of at least sensed tire inflation pressure. Local controller (102), remote server (130), or other computing device (140) is linked to tire-mounted sensor and data storage (106, 134), and further configured to estimate the load (230) acting upon the tire from the linear model, based on at least footprint length, sensed tire inflation pressure, and the derived model coefficients (222), and to generate an output signal corresponding to the estimated load (240) for display (242, 244), wear detection (246), traction detection (248), or other control functions.
A non-pneumatic tire includes a ring, a circumferential tread disposed about the ring, and a plurality of support structures extending downwards from the ring. An end of each support structure includes an axially extending member, and each support structure includes a reinforcement layer extending along a length of the support structure and wrapping around the axially extending member.
A thermoresponsive polymer defined by Formula V:
A thermoresponsive polymer defined by Formula V:
A thermoresponsive polymer defined by Formula V:
where R1 is a hydrogen atom or a methyl group, Z is a hydrocarbylene glycol group, R3 is an hydrocarbyl group, q is an integer from about 1 to about 12 units, and π is a polymer chain.
C08F 299/02 - Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers from unsaturated polycondensates
A method of making a tire tread includes providing a sheet of material and forming the sheet of material into a cylinder, such that a first edge of the sheet of material contacts a second edge of the sheet of material. The method also includes welding the first edge to the second edge to form a welded joint of a seamed cylinder, and providing tread rubber about the seamed cylinder.
The present disclosure is directed to a tire having a tread or sidewall comprising a rubber composition including at least one specified rubber, at least one reinforcing carbon black filler, and a whey protein component. The whey protein component is in an amount sufficient to provide about 0.1 to about 10 phr whey protein.
A tire electronics assembly includes a base and a plurality of modules. The base is mechanically attached to the tire and includes an electronic device. The base also includes a plurality of mechanical attachment elements arranged side-by-side in a row. Each module includes an electronic device and a mechanical attachment element. Each mechanical attachment element on a module is configured to releasably mechanically attach to any one of the mechanical attachment elements on the base. In this configuration, the modules are interchangeably mechanically attachable to the base in side-by side positions in row. The base further includes a plurality of electrical contacts arranged side-by-side in a row. Each module has an electrical contact that is configured to releasably electrically connect with any one of the electrical contacts on the base, whereby the modules are interchangeably electrically connectable with the base in side-by-side positions in a row.
A tire health estimation system and method includes aggregating model generation data over time, and iteratively generating tire health models based thereon. The model generation data correlates various combinations of a first set of input values for a given type of tire to each of various tire health variables for each of various tire components. A second set of the input values is measured and/or determined for an actual tire, wherein an appropriate model is selected for at least one tire health variable and at least one tire component based on the second set. Respective tire health variables are estimated for the tire components via the selected model(s) and based on the second set of input values, and an output signal is generated corresponding to a health of the tire based on a comparison of the estimated tire health variables.
Disclosed herein are tire tread rubber compositions comprising a specified elastomer component, reinforcing silica filler, a specified hydrocarbon resin, liquid plasticizer, and a cure package. The elastomer component includes styrene-butadiene rubber and a high cis polybutadiene having a silica-reactive functional group. Use of the disclosed ingredients may result in a tire tread having particular properties, as discussed further herein.
Disclosed herein are tire tread rubber compositions comprising a specified elastomer component, reinforcing silica filler, a specified hydrocarbon resin, liquid plasticizer, and a cure package. The elastomer component includes styrene-butadiene rubber and a high cis polybutadiene having a silica-reactive functional group. Use of the disclosed ingredients may result in a tire tread having particular properties, as discussed further herein.
Disclosed herein is a tire having an electronic communication module including a radio device where the radio device is positioned between a first rubber layer and a second rubber layer, with the second rubber layer having a T50 cure time at 160° C. that is than the T50 cure time of the first rubber layer. Also disclosed are related methods for curing a tire with an electronic communication module including a radio device positioned between a first rubber layer and a second rubber layer, with the second rubber layer having a T50 cure time at 160° C. that is than the T50 cure time of the first rubber layer.
Disclosed herein is a tire having an electronic communication module including a radio device where the radio device is surrounded by a rubber layer having a specified T50 cure time at 160° C. Also disclosed are related methods for curing a tire with an electronic communication module including a radio device surrounded by a rubber layer having a specified T50 cure time at 160° C.
Mold assemblies used for curing non-pneumatic tires include a mold section and curing shoe assemblies supported on the mold section. The curing shoe assemblies include a first actuation member supported on the mold section in radially-offset alignment with a mold axis. A second actuation member is supported for axial displacement relative to the first actuation member. First and second curing shoes are spaced laterally from the first and second actuation members. The first and second curing shoes are operatively connected to the first and second actuation members such that movement of the first and second actuation members toward one another displaces the first and second curing shoes laterally away from one another. In some cases, movement of the first and second actuation members away from one another displaces the first and second curing shoes laterally toward one another. Methods of manufacturing a non-pneumatic tire are also included.
Mold assemblies used for curing non-pneumatic tires include a mold section and curing shoe assemblies supported on the mold section. The curing shoe assemblies include an actuation cup supported on the mold section in radially-offset alignment with a mold axis. First and second curing shoes are spaced laterally from the actuation cup and are operatively connected thereto by actuation members. Fluid pressure generates movement of the actuation members away from one another, which displaces the first and second curing shoes laterally away from one another. Methods of manufacturing a non-pneumatic tire are also included.
A method of making spokes for a non-pneumatic tire includes providing a steel plate, heating the steel plate to a temperature of at least 1000° C, and rolling the steel plate at a temperature of at least 900° C until a thickness of the steel plate has been reduced by at least 80%. The method also includes performing a first quenching of the steel plate and reheating the steel plate. The method further includes rolling the steel plate until the thickness of the steel plate has been further reduced by at least 80%, air cooling the steel plate, and reheating the steel plate. The method also includes performing a second quenching of the steel plate and tempering the steel plate. The method further includes cutting the steel plate into a plurality of steel strips and shaping the steel strips into a plurality of steel spokes.
B60C 7/14 - Non-inflatable or solid tyres characterised by means for increasing resiliency using springs
B60C 7/06 - Non-inflatable or solid tyres made of metal
B60C 7/18 - Non-inflatable or solid tyres characterised by means for increasing resiliency using springs of helical or flat coil form disposed radially relative to wheel axis
B60B 9/26 - Wheels of high resiliency comprising resilient spokes
Mold assemblies used for curing non-pneumatic tires include a mold base having a mold axis. An assembly rod has a rod axis is supported on the mold base in radially-offset alignment with the mold axis. A first rocker arm is supported on the assembly rod with a first curing shoe supported on the first rocker arm. A second rocker arm is supported on the assembly rod and a second curing shoe is supported on the second rocker arm. Methods of manufacturing a non-pneumatic tire are also included.
A non-pneumatic tire and method of forming a non-pneumatic tire. The non-pneumatic tire includes a lower ring having a first diameter and an upper ring having a second diameter greater than the first diameter. The upper ring is substantially coaxial with the lower ring. A plurality of spokes extend between and interconnect the lower ring and the upper ring. The plurality of spokes have a tension stiffness of greater than or equal to 11 and less than or equal to 150 N/mm°, and a compression stiffness of greater than or equal to 11 and less than or equal to 100 N/mm°.
An RFID package for a tire includes a first laminate layer having a first length, a first width, and a first thickness. The RFID package further includes a second laminate layer having a second length, a second width, and a second thickness. An RFID chip is disposed between the first laminate layer and the second laminate layer. At least one of the second length, the second width, and the second thickness is different from the first length, the first width, and the first thickness, respectively.
A tire electronics assembly includes a base and a plurality of modules. The base is mechanically attached to the tire and includes an electronic device. A plurality of mechanical attachment elements are arranged on the base in a circular array. Each module includes an electronic device and a mechanical attachment element. Each mechanical attachment element on a module is configured to releasably mechanically attach to any one of the mechanical attachment elements on the base. In this configuration, the modules are interchangeably mechanically attachable to the base in the circular array. The base further includes a plurality of electrical terminals arranged in a circular array. Each module has an electrical terminal that is configured to releasably electrically connect with any one of the electrical terminals on the base, whereby the modules are interchangeably electrically connectable with the base in the circular array.
A system and method are provided for estimating and applying vehicle tire traction. Vehicle data (e.g., movement and location-based data) and tire sensor data are collected at a vehicle and transmitted to a remote computing system (e.g., cloud server). A wear status is determined, and traction characteristics determined for at least one tire, based at least on the vehicle data and the determined tire wear status. The predicted tire traction characteristics are transmitted from the remote computing system to an active safety unit associated with the vehicle, or a fleet management system, wherein the recipient is configured to modify vehicle operation settings based on at least the predicted tire traction characteristics. A maximum speed for the vehicle may be defined by the recipient, or a minimum following distance where, e.g., the vehicle is one of multiple vehicles in a defined platoon.
B60C 19/00 - Tyre parts or constructions not otherwise provided for
B60C 23/06 - Signalling devices actuated by deformation of the tyre
B60C 99/00 - Subject matter not provided for in other groups of this subclass
B60T 7/12 - Brake-action initiating means for automatic initiationBrake-action initiating means for initiation not subject to will of driver or passenger
B60T 8/171 - Detecting parameters used in the regulationMeasuring values used in the regulation
B60W 30/16 - Control of distance between vehicles, e.g. keeping a distance to preceding vehicle
G06N 7/01 - Probabilistic graphical models, e.g. probabilistic networks
G06Q 10/20 - Administration of product repair or maintenance
G08G 1/00 - Traffic control systems for road vehicles
H04W 4/44 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for communication between vehicles and infrastructures, e.g. vehicle-to-cloud [V2C] or vehicle-to-home [V2H]
76.
USE OF INJECTED SEALANT TO IMPROVE DYNAMIC TIRE BALANCE
A method of applying a sealant layer to an inner surface of a tire and a resulting tire are disclosed. Prior to sealant application first and second balance light spots on first and second sides of the tire are identified. A starting location for the sealant bead adjacent the first side of the tire is determined as a function of the location of the first balance light spot. An ending location for the sealant bead adjacent the second side of the tire is determined as a function of the location of the second balance light spot. Balance of the tire is improved by the application of the sealant layer.
Mold assemblies for curing non-pneumatic tires include first and second mold sections that are axially displaceable relative to one another. Lateral-pressure members are supported on the first mold section. The first lateral pressure members include a first pressure member wall with first and second edge surface portions. A first curing shoe cooperatively engages the first edge surface portion of the first lateral-pressure member and an associated less-than-fully-cured non-pneumatic tire. A second curing shoe abuttingly engages the second edge surface portion of the first lateral-pressure member and the associated less-than-fully-cured nonpneumatic tire. Methods of manufacturing non-pneumatic tires are also included.
The present disclosure is directed to actinic radiation curable polymeric mixtures, cured polymeric mixtures, tires and tire components made from the foregoing, and related processes.
C08F 290/04 - Polymers provided for in subclasses or
B29C 64/129 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask
B29K 9/00 - Use of rubber derived from conjugated dienes, as moulding material
B29K 105/00 - Condition, form or state of moulded material
B29K 105/24 - Condition, form or state of moulded material cross-linked or vulcanised
B29L 30/00 - Pneumatic or solid tyres or parts thereof
B33Y 70/00 - Materials specially adapted for additive manufacturing
B33Y 80/00 - Products made by additive manufacturing
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
C08F 2/50 - Polymerisation initiated by wave energy or particle radiation by ultraviolet or visible light with sensitising agents
C08K 3/013 - Fillers, pigments or reinforcing additives
G03F 7/00 - Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printed surfacesMaterials therefor, e.g. comprising photoresistsApparatus specially adapted therefor
G03F 7/027 - Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds
G03F 7/029 - Inorganic compoundsOnium compoundsOrganic compounds having hetero atoms other than oxygen, nitrogen or sulfur
G03F 7/031 - Organic compounds not covered by group
G03F 7/033 - Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds with binders the binders being polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. vinyl polymers
G03F 7/038 - Macromolecular compounds which are rendered insoluble or differentially wettable
79.
SYSTEM AND METHOD FOR REAL-TIME ESTIMATION OF TIRE ROLLING RESISTANCE FORCE
Systems (100) and methods (300) are disclosed herein for estimating, e.g., a rolling resistance force (242) acting upon a vehicle-mounted tire. An inventive model implements real-time signals (230) representative of sensed values for tire inflation pressure and/or contained air temperature, and selectively retrieved tire-specific steady state values (224), at least one of which corresponds to a wear state of the tire (222). Since the inflation pressure can be used instead of contained air temperature, the real time signals can be obtained from sensors (118) mounted on an inner liner of the tire, a sensor mounted on a valve of the tire, or even an external sensor wherein the inflation is indirectly obtained. The steady state values may initially be obtained using drum testing or finite element analysis, wherein current wear estimations (250) may further be provided in real time for adjustment of initial values (252) to improve model performance.
Disclosed herein are kits for use in adding degradable foam to a tire, methods for preparing a degradable foam-containing tire, tires containing degradable foam, and methods for degrading the degradable foam in tires containing degradable foam. The degradable foam comprises a combination of (i) at least one di- or polyisocyanate, (ii) at least one polysiloxane diol, at least one polysiloxane diamine, or a combination thereof, and (iii) optionally at least one polyol.
B29D 30/04 - Resilient fillings for rubber tyresFilling tyres therewith
B29C 73/16 - Auto-repairing or self-sealing arrangements or agents
B29K 75/00 - Use of polyureas or polyurethanes as moulding material
B29K 105/04 - Condition, form or state of moulded material cellular or porous
B29L 30/00 - Pneumatic or solid tyres or parts thereof
B60C 5/00 - Inflatable pneumatic tyres or inner tubes
B60C 17/06 - Tyres characterised by means enabling restricted operation in damaged or deflated conditionAccessories therefor utilising additional non-inflatable supports which become load-supporting in emergency resilient
C08J 9/04 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent
81.
Curing mold assemblies for non-pneumatic tires as well as methods of manufacture
Mold assemblies include a mold section having a mold axis. The mold assembly includes a curing bladder assembly supported on the mold section in radially-offset relation to the mold axis. The curing bladder assembly includes a bladder wall that defines a bladder chamber. The bladder wall includes first and second end wall portions as well as first and second edge wall portions extending longitudinally between the first and second end wall portions. In some cases, the bladder wall further includes first and second side wall portions extending longitudinally between the first and second end wall portions and laterally between the first and second edge wall portions. Methods of manufacturing non-pneumatic tires that includes mold assemblies are also included.
Systems and methods are disclosed herein for monitoring tire aging with respect to a motor vehicle and/or across vehicle fleets. A computing device (e.g., cloud server) is linked to vehicle-mounted data acquisition devices which provide signals corresponding to ambient temperature and contained air temperatures for respective tires. The computing device ascertains oxidative aging characteristics for the tires, based on at least the collected ambient temperature and respective contained air temperature, and respective rates of accumulation thereof with respect to time and/or distance traveled, and further ascertains the oxidative aging characteristics for each tire with respect to a fixed reference ambient temperature, and respective rates of accumulation thereof with respect to time and/or distance traveled. Selectively generated output signals correspond to monitored characteristics and respective rates of accumulation thereof for the respective tires. The oxidative aging characteristics may for example be ascertained at least in part via Arrhenius reaction rate integration.
A process for retreading a tire, the process comprising the steps of providing a tire casing, providing a cured rubber component having first and second planar surfaces, providing a cushion gum, wherein the cushion gum contains a cure system comprising at least one stable aryl dinitrile oxide compound, applying the cushion gum to the tire casing, and forming a tire composite by applying the second planar surface of the cured rubber component to the cushion gum.
A tire including a decoupling groove is provided, the tire comprising: a body, a shoulder, a tread surface including at least one decoupling groove extending radially inwardly into the body from the tread surface, and a plurality of parallel sipes, wherein the decoupling groove is oriented adjacent to the shoulder, wherein the decoupling groove is defined by an axially outer groove sidewall and an axially inner groove sidewall, has a width W1, and has a centerline, wherein the plurality of parallel sipes extend axially into the inner groove sidewall, wherein the decoupling groove has a radially inner groove base defined by a curvilinear base surface, has a width W2, and has a center, wherein the width W2 is greater than the width W1, and wherein a centerline of the decoupling groove intersects the center of the groove base.
Embodiments are directed to anionic rubber polymerization processes conducted in a non-aqueous dispersion utilizing conjugated diene and vinyl aromatic monomers and a dispersing agent formed in-situ during the polymerization process.
C08F 297/04 - Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type polymerising vinyl aromatic monomers and conjugated dienes
Systems and methods are disclosed herein for tire condition monitoring, and more particularly for detecting slow leakage of inflation pressure. Data acquisition devices (e.g., tire pressure monitoring system sensors) are mounted onboard motor vehicles and collect data samples corresponding to at least tire inflation pressure. The collected data samples may e.g. only be transmitted for analysis while the motor vehicle is in a fleet yard or otherwise wherein the contained air temperature effectively matches an ambient temperature. A time elapsed is calculated from a first data sample within a defined sampling period, and a statistical model is applied for at least the data samples corresponding to inflation pressure with respect to the time elapsed. A tire slow leak event is ascertained based on an evaluated amount of decrease in the inflation pressure from the statistical model, and an output signal is selectively generated corresponding to the ascertained slow leak event.
G01M 3/26 - Investigating fluid tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
B60C 23/04 - Signalling devices actuated by tyre pressure mounted on the wheel or tyre
A system and method are disclosed for indirect tire wear modeling and implementation. Data storage network has stored thereon accessible finite element (FEA) models and corresponding direct tire wear models for each of various types of tires. A computing network is functionally linked to the data storage network and configured to iteratively develop a control model scaling values for various tire parameters for a selected control tire, from the types of tires having a corresponding accessible FEA model, to respective values for the tire parameters for an arbitrary type of tire lacking a corresponding accessible FEA model. For a provided first type of tire lacking a corresponding accessible FEA model, corresponding values are obtained for the tire parameters, and an indirect tire wear model is generated for the first type of tire based on the first control model, the corresponding direct tire wear model, and the obtained tire parameter values.
A non-pneumatic tire that includes an inner support ring positioned within and coaxial to an outer support ring with a support structure connecting the rings to one another. The support structure includes a plurality of spokes that are secured to the inner support ring and the outer support ring. A flexure member having a filleted perimeter surface is used to attach an end of the spokes to the outer support ring.
B60C 7/18 - Non-inflatable or solid tyres characterised by means for increasing resiliency using springs of helical or flat coil form disposed radially relative to wheel axis
B60C 7/14 - Non-inflatable or solid tyres characterised by means for increasing resiliency using springs
B60C 7/20 - Non-inflatable or solid tyres characterised by means for increasing resiliency using springs of helical or flat coil form disposed circumferentially relative to wheel axis
B60C 7/10 - Non-inflatable or solid tyres characterised by means for increasing resiliency
Disclosed herein are tires made from a rubber composition of specified ingredients including an elastomer component, a resin component including a DCPD-based resin, a hydrocarbon resin other than a DCPD-based resin, a filler component including reinforcing silica filler and carbon black, optionally a silica coupling agent, optionally a liquid plasticizer, and a cure package.
A tire includes a pair of annular beads, a body ply extending between the pair of annular beads, and at least three steel belt layers disposed above the body ply and extending axially across a portion of the body ply. The tire further includes at least one reinforcement layer disposed above the at least three steel belt layers, a circumferential tread disposed above the at least one reinforcement layer and extending axially across the tire, and a pair of sidewalls extending between each of the pair of annular beads and a pair of shoulders associated with the circumferential tread.
B60C 9/18 - Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers
B60C 9/20 - Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers built-up from rubberised plies each having all cords arranged substantially parallel
95.
SYSTEM AND METHOD FOR IDENTIFYING A TIRE CONTACT LENGTH FROM RADIAL ACCELERATION SIGNALS
Systems and methods are disclosed herein for estimating at least one force acting upon a vehicle-mounted tire. An acceleration waveform (150) of the tire is detected in a tire radial direction from sampled outputs of a tire-mounted acceleration sensor (118). The acceleration waveform is integrated in the tire radial direction to generate a velocity waveform (step 220). A number of samples during ground contact are calculated from at least first and second peaks in the velocity waveform, wherein a ground contact length is calculated based on at least the calculated number of samples during ground contact, a sampling rate of the outputs of the tire-mounted acceleration sensor, and a velocity of the vehicle. At least one force acting on the tire is estimated from at least the calculated ground contact length (166), and an output signal is generated corresponding to the estimated at least one force acting on the tire.
Disclosed herein are processes for preparing a resin-extended rubber by mixing at least one thermoplastic resin with a resin-rubber-solvent cement comprising at least one conjugated diene monomer-containing rubber and the resin-extended rubber resulting from such processes. Also disclosed is a resin-extended rubber-solvent-cement comprising at least one conjugated diene monomer-containing rubber, at least one non-polar solvent, and at least one thermoplastic resin as well as a rubber composition comprising a resin-extended rubber.
C08L 47/00 - Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bondsCompositions of derivatives of such polymers
97.
Methods For Producing Polymer-Containing Coatings Upon Cured Inner Liners, Methods For Producing Tires Containing Such Inner Liners, And Tires Containing Such Inner Liners
Methods for producing a polymer-containing coating upon a cured tire inner liner using a coating composition of specified composition are provided. Also provided are methods for producing a tire comprising a cured inner liner (with a polymer-containing coating upon its radially inward-facing surface) and at least one component positioned radially inward of the cured inner liner. Tires containing a cured inner liner (with a polymer-containing coating upon its radially inward-facing surface) and at least one component positioned radially inward of the cured inner liner are also disclosed.
A non-pneumatic tire includes a lower ring having a first diameter and an upper ring having a second diameter greater than the first diameter. The upper ring is substantially coaxial with the lower ring. Support structure connects the lower ring to the upper ring. A circumferential tread is attached to the upper ring. The circumferential tread includes a tread layer and a tread band. The tread band includes a filament assembly that includes a plurality of individual filaments having a non-circular cross section. The filaments are configured and arranged such that the filaments have a packing density of at least 92% within the filament assembly.
B60C 7/18 - Non-inflatable or solid tyres characterised by means for increasing resiliency using springs of helical or flat coil form disposed radially relative to wheel axis
A tire analytics system can include processing circuitry and memory coupled to the processing circuitry. The memory can include instructions stored therein that are executable by the processing circuitry to cause the tire analytics system to perform operations. The operations can include determining (720) a tread wear rate of a tire. The operations can further include determining (730) a maintenance recommendation based on the tread wear rate of the tire. The operations can further include providing (740) an indication of the maintenance recommendation.
