A vehicle tyre with at least one flat and structured element (3), which is formed on the outer surface of the tyre and contains a combination of macrostructures and microstructures which are in each case structures that are raised with respect to a base level (5), wherein the macrostructure consists of a multiplicity of ribs (4, 4', 4'') with vertex regions (7, 7', 7'') which are of a height (H) with respect to the base level (5) of 0.20 mm to 0.80 mm, wherein the microstructure covers surface elements (8) between the ribs (4, 4', 4'') and is or comprises an uneven peak-and-valley contrast structure (9), the peaks of which are of various heights, with a greatest height (h) with respect to the base level (5) that is smaller than the height of the ribs (4, 4', 4''). The peaks of the peak-and-valley contrast structure (9) are of a height (h) of 0.04 mm to 0.10 mm.
The invention relates to a puncture repair kit (1), comprising: - a motor (4); - a piston (6), which is driven by the motor (4) via a crank mechanism (5); - an air-conduction means (7) for conducting the compressed air to an attachment region (8); - a tube (13) for directly filling a pneumatic tyre; - a sealant bottle (3) for dispensing sealant into the pneumatic tyres; wherein the attachment region (8) comprises a holder (15) for attaching the tube (13) in order to directly connect the compressor system (2) to the pneumatic tyres, and an additional holder (9) for directly holding the sealant bottle (3).
A vehicle tire (1) having a tread (1a), comprising at least one profile block (2), wherein a profile block contour (10) of the profile block (2) comprises a contact side contour (12), an edge region contour (13), a bevel contour (14) and a flank contour (15), wherein the contact side contour (12) borders the edge region contour (13), wherein the edge region contour (13) borders the bevel contour (14), and wherein the bevel contour (14) borders the flank contour (15), wherein the contact side contour (12) substantially runs in a base area (1b) of the tread (1a), wherein at least one point on the edge region contour (13) lies above the base area (1b) by an edge region height (23). The profile block contour (10) follows a convex path between a first point (15a) on the flank contour (15) and a second point (14a), situated below the base area (1b), on the bevel contour (14).
Disclosed is a pneumatic vehicle tire having a tread (1) that is designed according to the direction of travel and has diagonal grooves (2, 3) that converge to form V shapes, as well as additional grooves (7a, 7b). The second diagonal grooves (2) each have a groove end portion (2b) that extends beyond the equatorial plane of the tire, is formed between two central tread bars (11) and runs into a second diagonal groove (2) extending to the other tread edge; in each central tread bar (11), on each side of the groove end portion (3a), running into said tread bar, of the first diagonal groove (3), extend: - at least one kerf (19) which extends diagonally in the same direction as the groove end portion (3a), running into the tread bar, of the respective first diagonal groove (3) relative to the circumferential direction when viewed from the top, runs into the adjoining additional groove (7a, 7b), has a width of 0.4 mm to 1.2 mm and a maximum depth of at least 3.0 mm; and - at least one connecting kerf (20) which extends between the kerfs (19) running into the adjoining additional groove (7a, 7b), extends counter-diagonally to said kerfs (19) relative to the circumferential direction, and has a depth (t20) of 1.2 mm to 2.5 mm and a width (b20) of 0.4 mm to 1.6 mm.
The invention relates to a pneumatic vehicle tire having a tread (1) that is designed according to the direction of travel and has diagonal grooves (2, 3) that converge to form V shapes, as well as at least two additional grooves (7a, 7b) that extend between each pair of diagonal grooves (2, 3) adjoining one another in the circumferential direction. The second diagonal grooves (2) each have a groove end portion (2b) which extends beyond the equatorial plane (line A-A) of the tire, is formed between two central tread bars (11) and runs into a second diagonal groove (2) extending to the other tread edge and in which at least one, especially exactly one raised base portion (6) is formed that locally reduces the depth of the second diagonal groove (2) and connects two central tread bars (11) to each other.
The invention relates to a compressor system for a puncture repair kit comprising a piston (3) which is driven by a motor (9) via a crank mechanism and a cylinder main body (1) having a pump chamber (6) in which the piston (3) is mounted such that it can move from a bottom dead point to a top dead point for compressing air.
F04B 35/04 - Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
The invention relates to a commercial-vehicle tire comprising bead regions, each of which has a bead core (5), a flange profile (3) and an apex (6) which is composed of a radially outer apex portion (6a) and a radially inner apex portion (6b) which contacts the bead core (5), the radially outer apex portion (6a) and the radially inner apex portion (6b) differing from one another in terms of their rubber material. The aim of the invention is to resolve the conflict existing between the objectives rolling resistance and bead durability in a considerably more favorable way than before. This aim is achieved in that the radially inner apex portion (6b) has a cross-sectional area having a surface area (A6b) ranging from 60% to 160% of the surface area (A5) of the cross-sectional area of the bead core (5), wherein the rubber material of the radially inner apex portion (6b) has a tensile stress at 100% elongation which is greater than the tensile stress of the rubber material of the radially outer apex portion (6a) by 2.00 MPa to 30.00 MPa, and wherein the rubber material of the radially outer apex portion (6a) has a rebound resilience at 70°C, which is greater than the rebound resilience of the rubber material of the radially inner apex portion (6b) by 5.0 percentage points to 50.0 percentage points.
A cross-linkable rubber mixture containing: a) at least one synthetic diene rubber, the styrene content of the rubber or rubbers - in relation to the total amount of rubber - being 0% to 13%, b) a filler, c) a poly- or oligomer having a mean molar mass Mn of less than 150,000 g/mol which is functionalized with a filler-reactive functional group and has a glass transition temperature Tg > -15°C.
C08L 25/00 - Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Compositions of derivatives of such polymers
The invention relates to an electrical heating system (1), and also to a method for operating an electrical heating system (1) for a fluid-heated heat consumer (2), comprising a fluid reservoir (3) for storing a fluid and also pipework (4) connecting the fluid reservoir (3) to a fluid-heated steam chamber (5) and also a temperature sensor (17) and/or pressure sensor as well as an electrical heating element (19) in contact with the fluid. The fluid reservoir (3) as well as the temperature sensor (17) and/or pressure sensor and the electrical heating element (19) are fitted on and/or in the fluid-heated steam chamber (5). The invention also relates to a method for operating an electrical heating system of a fluid-heated heat consumer and to the use of an electrical heating system for heating a fluid-heated heat consumer.
121111), and is designed in the form of a section of an ovoid, in particular an ellipsoid, which is centrally flattened in the radial direction. Each of the lateral protrusion parts (7) has a smaller volume than the central protrusion part (6), is nose-shaped, and has a nose bridge which descends starting from the central protrusion part (6).
The invention relates to an electrically driven heater (1) for steam-heated consumers (2), comprising: a fluid storage vessel (3) for receiving a fluid; a fluid-heated mould (5); and a pipe connection (4) between the fluid storage vessel (3) and the fluid-heated mould (5); and a temperature sensor (17) and/or a pressure sensor; and a heating means (19), which thermally interacts with the fluid and can be operated by means of electrical energy.
The invention relates to a supply device (10) for transferring a web-like material (12) from a material stack (14) to a conveying device (16), comprising: a) a height determination unit (18), wherein the height determination unit (18) is designed to determine the height of the material stack (14); b) an end portion identification unit (20a, 20b), wherein the end portion identification unit (20a-b) is designed to identify the position of an end portion (22a, 22b) of the web-like material (12) in the material stack (14); c) a receiving unit (24), wherein the receiving unit (24) is designed such that, upon contact with the web-like material (12), a reversibly and non-destructively releasable connection to the web-like material (12) can be produced; d) a movement unit (26), wherein the movement unit (26) is designed to move the receiving unit (24) in a contacting direction in order to produce contact with the web-like material (12) and is designed to move the receiving unit (24) in at least one direction transverse to the contacting direction; and e) a control unit for controlling the supply device (10).
The invention relates to a pneumatic vehicle tire with a reinforcing layer which has steel monofilaments with a cross-sectional surface area of 98 mm² to 125 mm² per meter of the reinforcing layer, said steel having a carbon content of at least 0.86 wt.%. The aim of the invention is to provide an improved durability while maintaining an advantageous rolling resistance. This is achieved in that the monofilaments have a brass coating with a copper content of 61 wt.% to 70 wt.% and a zinc content of 30 wt.% to 39 wt.%, the monofilaments have a linear density of 92 g / 100 m to 105 g / 100 m, each of the monofilaments has a tensile density Td of 34 MPa/(g/100m) to 39 MPa/(g/100m), the tensile density Td is defined as a quotient of the tensile strength and linear densities of each reinforcing layer, the reinforcing layer has a surface strength AS of 109 Nmm² to 166 Nmm², said surface strength AS being provided as a product of the fracture force and the diameter of a monofilament and the distance between the monofilament and an adjacent monofilament of the reinforcing layer, and the rubber material has an elongation at break of 300% to 450%.
B60C 9/00 - Reinforcements or ply arrangement of pneumatic tyres
B60C 9/08 - Carcasses the reinforcing cords of each carcass ply arranged in a substantially parallel relationship the cords extend transversely from bead to bead, i.e. radial ply
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
The invention relates to a method of treating offgases with an offgas treatment system (10), comprising the following process steps: a) introducing an offgas stream into an offgas treatment system (10), where the offgas stream comprises water and at least one organic compound in the gas phase, b) introducing the offgas stream into a condenser (12) and separating out a portion of the gas phase as condensate to obtain a pretreated offgas stream, and c) treating the pretreated offgas stream with a nonthermal plasma or constituents of a nonthermal plasma to obtain a treated offgas stream.
The invention relates to a vulcanisable rubber blend comprising: i) one or more diene rubbers, ii) one or more fillers in a combined mass fraction of 55 phr or more, and iii) one or more rubber regenerates, wherein the one or more rubber regenerates are produced by devulcanisation of a rubber material blend in an extruder, wherein 50% or more of the rubber material blend consists of comminuted treads of radial tyres of lorries and/or buses, in relation to the mass of the rubber material blend.
The invention relates to a vehicle tire having a profiled tread with at least one profiled belt (2), in particular a circumferential rib (2) or a profiled block row, which is delimited by two circumferential grooves (1) and which has at least one groove (3) that connects the two circumferential grooves (1), said groove having a width B of 0.4 to 1.2 mm, wherein the groove (3) has a vertical channel (20) and a horizontal channel (18) in the form of local expansions, and the vertical channel (20) runs from an opening (9) of the tread surface (5) radially inwards so as to lead into the horizontal channel (18) and is connected to the two circumferential grooves (1) via the horizontal channel. The wetting properties are further improved in that the vertical channel (20) has a diameter D which decreases radially inwards at least in some sections, said diameter D being the largest diameter of a circle (10) which can be inscribed into a vertical channel (20) cross-sectional surface F oriented perpendicularly to the radial direction rR.
322) and preferably parallel to the outer surface (1a) of the profiled rib (1), and the angle (α) of the bevel (4) relative to the radial direction decreases continuously from the profiled rib inner face end of the plateau (6) to the circumferential groove side end of the plateau (6).
The invention relates to a reinforcement ply of a pneumatic vehicle tyre, comprising a strip-shaped portion (1) consisting of a multitude of mutually parallel reinforcing members (10) embedded in rubber material, wherein the strip-shaped portion (1) has a longitudinal axis (L) and two edges (R1, R2) extending in parallel with the longitudinal axis (L), and the reinforcing members (10) extend at an angle to the longitudinal axis (L) between the edges (R1, R2) of the portion (1), adjacent reinforcing members (10) each having different lengths and being arranged such that their ends (100) are stepwisely offset relative to one another in relation to the edges (R1, R2) as viewed in the direction of the longitudinal axis (L). The invention also relates to a pneumatic vehicle tyre comprising at least one such reinforcement ply.
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
The invention relates to a pneumatic vehicle tyre (1), comprising: a tyre carcass (4) having a first side region (5), a second side region (6) and a central region (7) arranged therebetween, the tyre carcass (4) comprising at least one carcass ply (8) having a multitude of rubberised reinforcing members (9) which each extend through the first side region (5), the second side region (6) and the central region (7) of the tyre carcass (4).
B60C 9/07 - Carcasses the reinforcing cords of each carcass ply arranged in a substantially parallel relationship the cords curve from bead to bead in plural planes, e.g. S-shaped cords
B60C 5/14 - Inflatable pneumatic tyres or inner tubes without separate inflatable inserts, e.g. tubeless tyres with transverse section open to the rim with impervious liner or coating on the inner wall of the tyre
The invention relates to a vehicle tire with a shoulder-side profiled belt (2) which has a groove (3) with groove walls (4) and groove edges (6). An improved solution to the trade-off between wetting properties, dry brakes, and wear patterns is achieved in that the groove (3) has a constant first groove width (111) of 0.4 mm to 1.0 mm in an axially outer section (110) and an identical constant second groove width (131) of 0.6 mm to 1.2 mm in a central section (130) and in an inner section (150), said second groove width being greater than the first groove width (111) by at least 0.2 mm; the groove walls (4) in the outer section (110) terminate radially outwards with the respective groove edge (6); the groove (3) has a respective groove expansion (7) which adjoins the groove walls (4) radially outwards and expands the groove towards the tread surface (5) in the central section (130) and in the inner section (150), said groove expansion terminating radially outwards with the groove edges (6); and the groove edges (6) in the central section (130) have a constant second edge spacing (132) of 1.6 mm to 2.2 mm, said edge spacing being smaller than a constant third edge spacing (152) of 2.2 mm to 3.2 mm of the groove edges (6) in the inner section (150) by 0.5 to 1.5 mm.
The invention relates to vehicle tires with a profiled belt (2) comprising a groove (3) with groove walls (4) at which a groove expansion (7) that expands the groove (3) towards the tread surface (5) terminates and with a groove (3) width A of 0.4 mm to 1.2 mm. The trade-off between wetting properties, dry brakes, and rolling noise is improved in that the groove (3) is made of the following five sections (11, 12, 23) in the axial extension of the groove: • a respective edge section (12) which adjoins the respective delimiting circumferential groove (1) and has a first length (13), • an inner section (11) which is arranged axially between the edge sections (12) and has a second length (10) that is greater than the first length (13), and • a respective transition section (23) which is arranged between the inner section (11) and each of the two edge sections (12) and has a third length (24) that is shorter than or equal to the first length (13); the groove edges (6) run parallel to one another and have a constant first spacing B1 of 2.2 mm to 3.2 mm in each of the edge sections (12); the groove edges (6) run parallel to one another and have a constant second spacing B2 of 1.6 mm to 2.2 mm in the inner section (11); the first spacing B1 is greater than the second spacing B2 by 0.5 mm to 1.5 mm; and a third spacing B3 of the groove edges (6) increases from the second spacing B2 to the first spacing B1 in each of the two transition sections (23).
B60C 11/12 - Tread patterns characterised by the use of narrow slits or incisions, e.g. sipes
B60C 11/13 - Tread patterns characterised by the groove cross-section, e.g. for buttressing or preventing stone-trapping
29.
COMPOUND, RUBBER BLEND CONTAINING THE COMPOUND, VEHICLE TIRE COMPRISING THE RUBBER BLEND IN AT LEAST ONE COMPONENT, PROCESS FOR PREPARING THE COMPOUND, AND USE OF THE COMPOUND AS AN ANTI-AGING AGENT AND/OR ANTIOXIDANT
The invention relates to a compound, a rubber blend containing the compound, a vehicle tire comprising the rubber blend in at least one component, a process for preparing the compound, and the use of the compound as an anti-aging agent and/or antioxidant. The compound according to the invention has the formula (I) wherein R131212 groups.
C07D 209/88 - Carbazoles; Hydrogenated carbazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to carbon atoms of the ring system
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
30.
COMPOUND, PREPARATION AND USE THEREOF IN RUBBER BLENDS AND VEHICLE TIRES, AS AN ANTI-AGING AGENT, ANTIOXIDANT, ANTIOXIDANT AND/OR COLORING AGENT
The invention relates to a compound (I), a rubber blend containing the compound, a vehicle tire comprising the rubber blend in at least one component, a process for preparing the compound, and the use of the compound as an anti-aging agent and/or antioxidant and/or coloring agent, wherein R131212 groups, wherein X is selected from among O (oxygen atom), S (sulfur atom) and N(H) (secondary amino group), and Y is selected from among O (oxygen atom), S (sulfur atom) and N(H) (secondary amino group).
C08K 5/3442 - Heterocyclic compounds having nitrogen in the ring having two nitrogen atoms in the ring
C09K 15/30 - Anti-oxidant compositions; Compositions inhibiting chemical change containing organic compounds containing heterocyclic ring with at least one nitrogen atom as ring member
vee) of the two ribs (6) laterally delimiting each pattern element (3) such that the surface elements (4, 5) in the radial direction are successive non-uniform squares in which the ribs (6, 7) extend in a fan-like manner.
EPPP), wherein the incisions (7, 8) each form at least one abrasion indicator (7b, 8b). The abrasion indicator (7b, 8b) is formed by an incision section (7b, 8b) of the incision (7, 8), having the shape, when viewed from above, of a sun symbol or snowflake symbol.
SELF-SEALING TYRE SEALANT, METHOD FOR PRODUCING SAME, PNEUMATIC VEHICLE TYRE HAVING THE TYRE SEALANT, AND USE OF A DISPERSION OF A CROSS-LINKING AGENT IN A PLASTICISER IN THE PRODUCTION OF A TYRE SEALANT
The invention relates to a self-sealing tyre sealant, to a method for producing same, and to a pneumatic vehicle tyre having the tyre sealant. The invention also relates to the use of a dispersion of a cross-linking agent in a plasticiser in the production of a tyre sealant. The cross-linking agent is added to the tyre sealant during its production in a dispersion made of at least one plasticiser and the at least one cross-linking agent.
B29C 73/20 - Auto-repairing or self-sealing arrangements or agents the article material itself being self-sealing, e.g. by compression the article material only consisting in part of a deformable sealing material
The invention relates to a vehicle tire (10) comprising a tread (12) which is provided for contacting the driving surface and comprising two lateral walls (14) which adjoin the tread (12). At least one lateral wall (14) comprises at least one identifier region (16), said identifier region (16) comprising a plurality of identifier grooves (18a-c) which extend in the lateral wall (14) of the vehicle tire (10), wherein each of the identifier grooves (18a-c) has an inner corrugation (20) with a plurality of longitudinal elevations (22a-e) and/or depressions (24a-e) which run in the interior of the identifier grooves (18a-c) transversely to the longitudinal direction of the identifier grooves (18a-c) such that the longitudinal elevations (22a-e) and depressions (24a-e) form a respective angle ranging from 20° to 90° together with the longitudinal direction of the identifier grooves (18a-c).
The invention relates to a pneumatic vehicle tyre with a tread region (1), sidewall regions (8), a carcass insert (3) consisting of at least one ply of reinforcing supports embedded in a carcass rubber lining, with bead regions having bead cores (5) and rim contact regions, and with sheet materials (10) made of textile fibres as abrasion-resistant plies arranged as the outermost plies on the sidewall regions (8), wherein a coating (11) containing hard material particles is applied at least to the outer side of the fibres of the abrasion-resistant plies, and wherein the textile sheet materials (10) each have a central layer section (10a), a radially outer edge section (10b) and a radially inner edge section (10c), wherein the radially outer edge sections (10b) extend into the tread region (1) on the shoulder side and the radially inner edge sections (10c) extend into the bead regions or into the rim contact regions. The radially outer edge sections (10b) of the textile sheet material (10) are free of the coating (11) or have end sections that are free of the coating (11) and are vulcanised into the tread region (1) like this, wherein the coating (11) is applied respectively at least to a portion of the central layer section (10a) of the textile sheet material (10).
The invention relates to a method for producing a vulcanisable composite material, said method comprising the steps of: a) producing or providing a textile reinforcement; b) treating the textile reinforcement with an aqueous dispersion in order to activate the adhesion of the textile reinforcement and to obtain an adhesion-activated textile reinforcement; and c) introducing the adhesion-activated textile reinforcement into a cross-linkable rubber-coating mixture in order to obtain the vulcanisable composite material, wherein the aqueous dispersion is substantially free from free resorcinol and from resorcinol precondensates, in particular resorcinol-formaldehyde precondensates, and is free from free formaldehyde and from formaldehyde-releasing substances, wherein the textile reinforcement in step a) comprises filaments, wherein the filaments contain one or more materials which are selected from the group consisting of a1) recycled polymers and a2) bio-based polymers, wherein the recycled and bio-based polymers are preferably selected from the group consisting of polyesters, such as in particular polyethylene terephthalate (PET) and polyethylene naphthalate (PEN), polyamides, such as in particular PA6.6, PA5.6, PA4.6, PA4.10, PA6, PA6.12, PA10.10, PA12.12 and aramids, such as in particular m-aramid and p-aramid.
D06M 15/693 - Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials with macromolecular compounds; Such treatment combined with mechanical treatment with natural or synthetic rubber, or derivatives thereof
B29D 30/38 - Textile inserts, e.g. cord or canvas layers, for tyres; Treatment of inserts prior to building the tyre
B29D 30/40 - Chemical pretreatment of textile inserts before building the tyre
B29B 15/12 - Coating or impregnating of reinforcements of indefinite length
The invention relates to an elastomeric product, in particular a vehicle tyre, the elastomeric product comprising filaments composed of a) recycled polyethylene terephthalate (PET) and b) at least one further material. The further material is selected from the group consisting of b1) recycled polymers and b2) bio-based polymers, wherein the recycled polymers b1) are preferably selected from the group consisting of polyesters, such as in particular polyethylene naphthalate (PEN), polyamides, such as in particular PA6.6, PA5.6, PA4.6, PA4.10, PA6, PA6.12, PA10.10, PA12.12, and aramids, such as in particular m-aramid and p-aramid, wherein polyethylene terephthalate (PET) is excluded from group b1), and wherein the bio-based polymers b2) are preferably selected from the group consisting of polyesters, such as in particular polyethylene terephthalate (PET) and polyethylene naphthalate (PEN), polyamides, such as in particular PA6.6, PA5.6, PA4.6, PA4.10, PA6, PA6.12, PA10.10, PA12.12, and aramids, such as in particular m-aramid and p-aramid, as well as celluloses, such as in particular rayon, wherein the elastomeric product comprises the above-mentioned filaments composed of materials a) and b) preferably in a plurality of yarns spun from the filaments, wherein the yarns from the filaments are used in particular as reinforcements.
The invention relates to a rubberised reinforcing ply for items made of elastomeric material, preferably for agricultural tyres, wherein: the reinforcing ply has a plurality of reinforcements arranged parallel to and at a distance from one another; each reinforcement is a cord, which is end-twisted from two twisted multifilament yarns with a twist of 200 to 300 tpm (turns per metre); the cord has a twist factor α (α = twist [t/m] · (cord fineness [tex]/ 1000)1/2) of 135 to 220; at least one of the multifilament yarns contains polyester filaments; and the multifilament yarns have a fibre fineness of 1600 to 2500 dtex and an initial twist of 200 to 300 tpm. The invention further relates to an agricultural tyre having at least one rubberised reinforcing ply of this kind. In the reinforcing ply, the cords are arranged with a density of 60–90 epdm (ends per decimetre) and with a cord spacing of 0.45 to 0.9 mm.
B60C 9/00 - Reinforcements or ply arrangement of pneumatic tyres
B60C 9/18 - Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers
B60C 9/04 - Carcasses the reinforcing cords of each carcass ply arranged in a substantially parallel relationship
39.
COMPOUND, RUBBER BLEND CONTAINING THE COMPOUND, VEHICLE TIRE COMPRISING THE RUBBER BLEND IN AT LEAST ONE COMPONENT, PROCESS FOR PREPARING THE COMPOUND, AND USE OF THE COMPOUND AS AN ANTI-AGING AGENT AND/OR ANTIOXIDANT
The invention relates to a compound, a rubber blend containing the compound, a vehicle tire comprising the rubber blend in at least one component, a process for preparing the compound and the use of the compound as an anti-aging agent and/or antioxidant. The compound according to the invention has the following formula (I), in which R131212 radicals, wherein R1is optionally a divalent radical which is bound to the benzene ring with a valence; and wherein R211212 radicals, which optionally carry one or more halogen substituents, aryl radicals, which optionally carry optionally one or more halogen substituents, and halogen radicals, in which fluorine, bromine and chlorine are preferred, cyano radicals, ester radicals, ketone radicals, ether radicals and thioether radicals; and wherein m has the value 0 or 1 or 2 or 3.
The problem of early detection of deviations in the quality of extrudates and of correcting process parameters to increase the degree of utilisation of material and obtain greater efficiency of extrusion plants has not yet been solved with sufficient precision. According to the invention, the problem is solved by providing a simulated cold extrudate profile, which indicates a profile of an extrudate in a cooled state, by means of a cold-profile modelling unit, by determining a deviation of the cold extrudate profile from a specific extrudate profile by means of a comparison unit, and by optimising the process parameters by means of a parameter determination unit on the basis of the deviation, in such a way that a deviation between a produced cold extrudate profile and the specific extrudate profile is small.
B29C 48/49 - Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using two or more extruders to feed one die or nozzle
B29C 48/18 - Articles comprising two or more components, e.g. co-extruded layers the components being layers
B29L 30/00 - Pneumatic or solid tyres or parts thereof
The invention relates to a method for producing a vehicle tyre blank, comprising the following method steps: a) arranging a carcass ply on a tyre building drum, wherein the carcass ply comprises a plurality of carcass reinforcements embedded in a vulcanisable rubber mixture, wherein the carcass reinforcements have a carcass cord angle in the range of 30° to 85°, based on the circumferential direction; b) arranging one bead core on each of the two lateral regions of the carcass ply and turning up the external regions of the carcass ply around the relevant bead core to produce ply turn ups and the associated tyre beads; c) arranging a barrier ply on a portion of the carcass ply in order to obtain a carcass, wherein the barrier ply comprises a plurality of barrier ply reinforcements which are embedded in a vulcanisable rubber mixture and have a barrier ply cord angle in the range of 30° to 85° and, together with the carcass reinforcements, enclose an angle pointing in the circumferential direction, which angle is the total of the carcass cord angle and the barrier ply cord angle; d) cambering the carcass against a tread stack in order to obtain a vehicle tyre blank, wherein the cambering is carried out such that a relative movement of the tyre bead in the circumferential direction is possible, and therefore the carcass cord angle of the carcass reinforcements in the sections between the tyre beads and the barrier ply can change.
The invention relates to pneumatic vehicle tyres (10) comprising: a) a tyre carcass (12) with a first lateral region (16) extending from a first tyre bead (14), a second lateral region (20) extending from a second tyre bead (18) and a central region (22) arranged between same, comprising a first carcass ply (24) and a second carcass ply (26), each comprising a plurality of rubberised cords (28a-d), each extending through the first lateral region (16), the second lateral region (20) and the central region (22) of the tyre carcass (12), and b) a radially outer tyre tread (30) relative to the tyre carcass (12), wherein, at most, one reinforcing ply (32) is arranged between the tyre carcass (12) and the tyre tread (30), which comprises a plurality of rubberised reinforcing cords, wherein at least one portion of the rubberised cords (28a-d) of the first carcass ply (24) and the second carcass ply (26) has a cord angle in the region of 80 to 90° in the first lateral region (16) and in the second lateral region (20) and a cord angle in the region of 5 to 75° in the central region relative to the peripheral direction of the pneumatic vehicle tyre (10), and wherein the combined mass fraction of the first carcass ply (24) and the second carcass ply (26) in the pneumatic vehicle tyre (10) is in the region of 6 to 20%, relative to the mass of the pneumatic vehicle tyre (10).
B60C 9/07 - Carcasses the reinforcing cords of each carcass ply arranged in a substantially parallel relationship the cords curve from bead to bead in plural planes, e.g. S-shaped cords
B60C 9/17 - Carcasses asymmetric to the midcircumferential plane of the tyre
The invention relates to an improved pneumatic vehicle tyre, wherein the pneumatic vehicle tyre (1) has a tyre belt with max. one belt ply (6) or no belt ply, wherein the tyre carcass (2) has at least one lateral carcass ply (3) with cords (12) orientated in the radial direction in the region of the lateral walls (9) and a central carcass ply (4) in the region below the tyre tread, wherein the cords (2) of the central carcass ply (4) are arranged at an angle in the region of 5 to 85° relative to the circumferential direction (11) of the pneumatic vehicle tyre, wherein a reinforcing ply (5) made of a plurality of material strips (16) with individual cords (17) are arranged at least over sub-regions of the central carcass ply (4), wherein the material strips (16) are wound over the central carcass ply (4) substantially parallel to the circumferential direction (11) of the pneumatic vehicle tyre, whereby the region below the tyre tread (7) has a high puncture resistance.
B60C 9/07 - Carcasses the reinforcing cords of each carcass ply arranged in a substantially parallel relationship the cords curve from bead to bead in plural planes, e.g. S-shaped cords
B60C 9/17 - Carcasses asymmetric to the midcircumferential plane of the tyre
B60C 9/22 - Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers built-up from rubberised plies each having all cords arranged substantially parallel the plies being arranged with all cords disposed along the circumference of the tyre
According to the invention, in order to improve the tyre construction of pneumatic vehicle tyres, the pneumatic vehicle tyre (1) has a tyre belt with max. one belt ply (6) or no belt ply, wherein the tyre carcass (2) has at least one lateral carcass ply (3) with cords (12) orientated in the radial direction in the region of the lateral walls (9) and a central carcass ply (4) in the region below the tyre tread, wherein the cords (12) of the central carcass ply (4) are arranged at an angle in the region of 5 to 85° relative to the circumferential direction (11) of the pneumatic vehicle tyre, the pneumatic vehicle tyre (1) has a tyre belt with max. one belt ply (6) or no belt ply, wherein the tyre carcass (2) has at least one lateral carcass ply (3) with cords (12) orientated in the radial direction in the region of the lateral walls (9) and a central carcass ply (4) in the region below the tyre tread, wherein the cords (12) of the central carcass ply (4) are arranged at an angle in the region of 5 to 85° relative to the circumferential direction (11) of the pneumatic vehicle tyre, wherein a bead filler (23) with a Shore A material hardness measurement of at least 70 is arranged in the tyre bead (9), with which the material stiffness of the lateral walls (8) is reinforced.
B60C 9/07 - Carcasses the reinforcing cords of each carcass ply arranged in a substantially parallel relationship the cords curve from bead to bead in plural planes, e.g. S-shaped cords
B60C 9/22 - Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers built-up from rubberised plies each having all cords arranged substantially parallel the plies being arranged with all cords disposed along the circumference of the tyre
B60C 15/06 - Flipper strips, fillers, or chafing strips
The invention relates to a pneumatic vehicle tyre having sidewalls and having a tread comprising at least one shoulder-side profile rib (2), which is delimited by a circumferential channel (3, 4) and has a rib outer surface (2a) and a shoulder flank (2b) extending to the respective sidewall, wherein the shoulder-side profile rib (2) has depressions (8) which proceed from the shoulder flank (2b) and have an opening (9) at the rib outer surface (2a), wherein the opening (9) is delimited towards the inside of the tread by a first delimiting edge (9a) situated entirely within the shoulder-side profile rib (2) and is delimited in a circumferential direction by two second delimiting edges (9b), and wherein the opening (9) has a width (b1) with a maximum value (b1max) of 10.0 mm to 30.0 mm between the second delimiting edges (9b) in the circumferential direction. As seen in plan view, the opening (9) of the depression (8) is of elongate rectangular form in an axial direction or of elongate trapezoidal form in an axial direction, wherein the depression (8) has an end flank (8a) proceeding from the first delimiting edge (9a) and has a base (8c), wherein, as seen in the cross section extending perpendicular to the first delimiting edge (9a) in plan view, the end flank (8a) extends at an angle (ε) of 8° to 20° with respect to the radial direction, and wherein, as seen in the cross section oriented perpendicular to the first delimiting edge (9a) in plan view, the base (8c) is made up of an inside base portion (8c'), which extends at a constant depth (tmin), an outside base portion (8c'''), which extends at an angle (θ) of 30° to 60° with respect to the radial direction, and a middle base portion (8c''), which tangentially adjoins said base portions (8c', 8c''') and has an arched outward curvature.
The invention relates to a shoe sole material comprising at least one rubber mixture, characterised in that the rubber mixture has a substantially closed porous structure, and to an outsole having a shoe sole material of this kind. The invention also relates to a method for producing a shoe sole material, comprising at least the following steps: a. mixing at least one rubber mixture with at least one blowing agent or with microcapsules; and b. heating the mixture to a temperature of at least 100°C at a pressure of at least 7 bar. The invention further relates to the use of a shoe sole material of this kind for producing a shoe.
B29D 35/12 - Producing parts thereof, e.g. soles, heels or uppers, by a moulding technique
C08J 9/12 - Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
ttt11) from 10.00 mm to 25.00 mm and which tangentially transitions into the outer side of a further portion (3b) of the sidewall (3), which portion has a 0.50 mm to 1.50 mm thin material addition (9) and curves outward in an arc-shaped manner in the radial cross section.
The invention relates to a pneumatic vehicle tire (10), in particular a passenger car tire, comprising: a tire carcass which comprises at least one carcass layer (12) and a first bead element (14) that comprises a first bead core (16) and a first flipper strip (18), wherein the at least one carcass layer (12) is wrapped about the first bead element (14) in order to form a first bead region such that the end of the resulting first wrapped layer (20) protrudes further outwards in the radial direction than the first core ply (18). At least one first reinforcement element (24) is arranged between the first wrapped layer (20) and the tire exterior (22) facing away from the tire interior, said reinforcement element being arranged at least partly at the height of the flipper strip (18) in the radial direction. The first reinforcement element (24) comprises a plurality of first reinforcements which are integrated into a first rubber material, and the first reinforcements have a cord angle ranging from 45° to 90° with respect to the circumferential direction.
ooSi-R20-(S-R30mxx-(R30mm-R20-Si(R1oo; and (A-XI): (R1ooSi-R2-(S-R3qq-S-X; and b) 0.5 to 30 phf of at least one silane B, selected from the silanes with general formulas (B-I): (R1ooSi-R4-(S-R5uu-S-R4-Si(R1oo; (B-01): (R1ooSi-R10-Si(R1oo; und (B-02): (R1ooSi-R9; and c) 12 to 300 phr silicon dioxide with a CTAB surface area according to ASTM D 3765 of 190 to 300 m²/g, preferably 205 to 270 m²/g, particularly preferably 220 to 270 m²/g; and d) at least one diene rubber, wherein the diene rubber comprises preferably 5 to 100 phr of polyisoprene, preferably natural polyisoprene (NR), wherein x is a whole number from 2 to 10; and q is equal to 1 or 2 or 3; and u is equal to 1 or 2 or 3; and X is a hydrogen atom or a -C(=O)-R8group, wherein R812062022072020-aralkyl groups
B60C 13/00 - Tyre sidewalls; Protecting, decorating, marking, or the like, thereof
51.
METHOD FOR DETERMINING DEVIATIONS IN THE BEAD-CORE-TO-BEAD-CORE LENGTH OF THE CARCASS OF A RAW TYRE OR OF A VULCANISED TYRE, AND ASSOCIATED MEASUREMENT ARRANGEMENT
The invention relates to a method and device for determining deviations in the bead-core-to-bead-core length of a carcass (6), containing textile reinforcing elements, of a raw tyre or of a vulcanised tyre having a belt assembly (4), that is reinforced with steel reinforcing elements, and a tread (5), wherein, during travel of the tyre on a device by means of which the tyre can be made to rotate about the tyre axis (a), in particular in a uniform manner, at least one inductive sensor (8) is positioned in a defined and fixed position at a distance in front of the periphery of the tread (5) of the tyre, and while the tyre is made to rotate, in particular in a uniform manner, over at least one complete revolution, the distances (a1) of the tyre belt assembly (4) from the inductive sensor (8) are measured and recorded.
G01B 21/18 - Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring depth
52.
SEALING AGENT FOR A PNEUMATIC VEHICLE TIRE, SEALING AGENT CONTAINER CONTAINING SAME, AND METHOD FOR PROVISIONALLY SEALING A PNEUMATIC VEHICLE TIRE
The invention relates to a sealing agent for provisionally sealing a pneumatic vehicle tire, comprising at least one rubber latex, at least one resin and at least one surfactant, the solids content of the surfactant ranging from 6.5 wt.% to 12 wt.% in relation to the solids content of the rubber latex. In addition, the invention relates to a sealing agent container containing a sealing agent of the above type and to a method for provisionally sealing a pneumatic vehicle tire.
The invention relates to a pneumatic vehicle tyre (10), comprising: a) a tyre carcass (12) having a bead region (14), a first sidewall region (16), a central region (18), a second sidewall region (20) and a second bead region (22); b) a tread (24) located on the outside in the radial direction relative to the tyre carcass (12) and situated above the central region; c) a first flipper strip (26) situated on the first bead region (14) and a second flipper strip (28) situated on the second bead region (22); d) a first upper reinforcement element (30) situated on the central region (18) and on the first sidewall region (16) and a second upper reinforcement element (32) situated on the central region (18) and on the second sidewall region (20); and e) a first lower reinforcement element (34) situated on the first bead region (14) and a second lower reinforcement element (36) situated on the second bead region (22), wherein the first upper reinforcement element (30) and the second upper reinforcement element (32) are spaced apart from the first lower reinforcement element (34) and the second lower reinforcement element (36).
B60C 15/06 - Flipper strips, fillers, or chafing strips
54.
COMPOUND, RUBBER BLEND CONTAINING THE COMPOUND, VEHICLE TIRE COMPRISING THE RUBBER BLEND IN AT LEAST ONE COMPONENT, PROCESS FOR PRODUCING THE COMPOUND, AND USE OF THE COMPOUND AS AN AGEING PROTECTANT AND/OR ANTIOXIDANT AND/OR DYE
The invention relates to a compound, a rubber blend containing said compound, a vehicle tire comprising the rubber blend in at least one component, a process for producing the compound and the use of the compound as ageing protectant and/or antioxidant and/or dye. The compound according to the invention has the following formula (I): I), wherein R1 is selected from the group consisting of benzyl groups and linear, branched and cyclic aliphatic C3 to C12 groups, and wherein the groups R4 and R5 independently of each other are the same or different and are selected from the group consisting of linear, branched and cyclic aliphatic C1 to C12 groups, and aryl groups, cyano groups, halogen groups, with fluorine, bromine and chlorine being preferred, ester groups, ketone groups, ether groups and thioether groups, and the linear, branched and cyclic aliphatic C1 to C12 groups and aryl groups can carry substituents.
COMPOUND, RUBBER BLEND CONTAINING THE COMPOUND, VEHICLE TIRE COMPRISING THE RUBBER BLEND IN AT LEAST ONE COMPONENT, PROCESS FOR PRODUCING THE COMPOUND, AND USE OF THE COMPOUND AS AN AGE RESISTOR AND/OR ANTIOXIDANT
The invention relates to a compound, a rubber blend containing the compound, a vehicle tire comprising the rubber blend in at least one component, processes for producing the compound, and the use of the compound as an age resistor and/or antioxidant. The compound according to the invention has the following formula (I): (I).
The invention relates to a pneumatic vehicle tyre having a carcass (2) with textile carcass reinforcements, a belt (7) arranged radially outside the carcass, and a belt bandage layer of a belt bandage (8) arranged radially outside the belt (7), wherein the belt bandage layer has textile cords (20) as reinforcements, which are arranged substantially parallel to one another and are embedded in elastomeric material (11), wherein the cords (20) each have exactly two yarns, wherein the two yarns are yarns consisting of polyamide 6.6 (PA 6.6), which have the same fineness and are end-twisted with one another to form the cord (20). The object is to further improve the suitability for high speeds. This is achieved by means of cords (20) that have, at an elongation of 4%, a tangent modulus of 9.3 N/% to 14 N/%, preferably of 9.5 N/% to 13 N/%, particularly preferably of 11 N/% to 12.5 N/%.
B60C 9/22 - Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers built-up from rubberised plies each having all cords arranged substantially parallel the plies being arranged with all cords disposed along the circumference of the tyre
B60C 9/00 - Reinforcements or ply arrangement of pneumatic tyres
57.
METHOD FOR CONSTRUCTING A VEHICLE TYRE AND VEHICLE TYRE
The invention relates to a method for constructing a vehicle tyre comprising the production of a tyre blank comprising a carcass, at least two sidewalls and a belt assembley, wherein production of the tyre blank comprises the steps of: (i) providing at least one support unit, (ii) arranging a first inner layer onto said at least one support unit, said inner layer comprising at least two first portions each having a single winding and at least one second spirally arranged portion; (iii) constructing a carcass comprising said first inner layer, at least one second layer arranged on said first layer and at least one core having an apex; and (iv) constructing a green tyre comprising said carcass, at least two sidewalls and a belt package. Furthermore, the invention relates to such a vehicle tyre.
The invention relates to a vehicle tyre (1), in particular a pneumatic vehicle tyre, comprising sidewalls (2), a tread (3) and at least one hatched surface (4) on at least one of the sidewalls (2) and/or the tread (3), wherein the hatched surface (4) has hatching ribs (5) which have an elongate design and are arranged in parallel or largely in parallel to one another in longitudinal extension directions (ER). The vehicle tyre is characterized in that the hatching ribs (5) have successive zig-zag-shaped rib portions (5a, 5b) which alternately enclose inner corner and outer corner regions (6, 7), wherein a freely ending additional rib (8) branches off from the inner corner regions (6) in each case on the same side of the hatching ribs (5) and wherein hatching ribs (5) extending next to each other are offset relative to one another with respect to their longitudinal extension directions (ER) such that, in the case of adjacent hatching ribs (5), the outer corner regions (7) and the inner corner regions (6) are in each case lying opposite one another. The invention also relates to a vulcanization mold and to a method for producing the pneumatic vehicle tyre.
RESIN-FREE SEALING AGENT FOR PROVISIONALLY SEALING PNEUMATIC VEHICLE TYRES, SEALING AGENT CONTAINER COMPRISING SAME, METHOD FOR PROVISIONALLY SEALING A PNEUMATIC VEHICLE TYRE, AND USE
The invention relates to a resin-free sealing agent for provisionally sealing pneumatic vehicle tyres, wherein the sealing agent contains at least one rubber latex, at least one stabilizer, and water. In addition, the invention relates to a sealing agent container containing a resin-free sealing agent and to a method for provisionally sealing a pneumatic vehicle tyre.
The invention relates to a pneumatic vehicle tire comprising at least one surface element (2) which is formed on the outer face of the tire and has a peak-and-valley contrast structure (6) which is formed with respect to a base level (NB) and which covers the entire surface area. The peak-and-valley contrast structure (6) is made of contrast structure cells (7) which are joined together in a grid formation and which have a matching design in plan view, wherein the peak-and-valley contrast structure (6) has grid-defining valleys (6a) along the opposite connection points of the contrast structure cells (7), and each of the contrast structure cells (7) has an irregular peak-and-valley structure (8) which covers the entire surface area and reaches up to the grid-defining valleys (6a) and which is made solely of a single continuous branched peak structure (8a) and terminating valleys (8b) projecting from the grid-defining valleys (6a). The arrangement of the contrast structure cells (7) and the design of the irregular peak-and-valley structures (8) are such that the irregular peak-and valley structures (8), when viewed in plan view, can be converted into one another by means of a congruence mapping process.
The invention relates to a pneumatic vehicle tire comprising: a tire carcass (12), a radially outer-lying first belt layer (14) relative to the tire carcass, a radially outer-lying tread (16) relative to the tire carcass and the first belt layer, and a first lateral wall element (18) which is laterally arranged on the pneumatic vehicle tire and which extends up to the tire bead, wherein the first belt layer (14) has a first belt cover (20) at least in some sections in the edge region, an enclosing region (22) of said cover contacting the interior and the exterior of the first belt layer (14) in the radial direction, wherein the first belt cover (20) is integrally joined with a stabilization protrusion (24) at the enclosing region (22), said stabilization protrusion extending through the pneumatic vehicle tire, and the stabilization protrusion (24) runs partly between the tire carcass (12) and the tread (16) and partly between the tire carcass (12) and the first lateral wall element (18).
The invention relates to a sulfur-crosslinkable rubber mixture, the vulcanizate thereof, and a vehicle tyre. The invention further relates to a method for producing the sulphur-crosslinkable rubber mixture and to the use of the sulphur-crosslinkable rubber mixture. The sulphur-crosslinkable rubber mixture contains at least the following constituents: a) 30 to 95 phr of at least one butadiene rubber; and b) 5 to 70 phr of at least one other rubber; and c) 0.1 to 3.0 phr of an oligomer mixture of 2,2,4-trimethyl-1,2-dihydroquinoline, the mixture containing 70 to 100% by weight of dimers and trimers of 2,2,4-trimethyl-1,2-dihydroquinoline.
The invention relates to a method and a device for connecting tyre components for use in tyre production, the method comprising the following method steps: a) producing or providing a first tyre component, comprising an unvulcanized or at least partially vulcanized first rubber mixture, b) producing or providing a second tyre component, comprising an unvulcanized or at least partially vulcanized second rubber mixture, c1) machining at least one surface of the first tyre component with a machining laser in a material-removing process to produce a predefined first surface structure on the machined surface of the first tyre component, c2) cleaning the machined surface of the first tyre component in the region of the first surface structure with a cleaning device to obtain a cleaned machined surface of the first tyre component, and d) connecting the first tyre component to the second tyre component at the cleaned machined surface of the first tyre component in the region of the first surface structure to obtain a component assembly.
The invention relates to a method and a device for classifying the surface texture of rubber products, in particular tyre components in the retreading of tyres; the method comprises the following method steps: a) producing or providing a rubber product, comprising an at least partially vulcanized rubber compound, b) working a surface of the rubber product by removing material with one or more tools, and c) classifying the surface texture of the worked surface with a classifying unit, wherein the classifying unit comprises: i) at least one illuminating device for illuminating the surface of the rubber product at an angle of incidence of more than 10°, ii) at least one image-recording device for recording the surface of the rubber product in the area illuminated by the illuminating device, and iii) at least one electronic data-processing device connected to the image-recording device.
The invention relates to an apparatus (10) for vulcanising a tyre, said apparatus comprising: a tyre-receiving unit (12a) which has a vulcanising mould (30a), the vulcanising mould (30a) providing a moulding and vulcanising space for receiving a tyre blank (R1) to be vulcanised, and a fluid path (42) for a temperature control medium extending through an annular heating element (24a) of the tyre-receiving unit (12a); an insulating body (14) which surrounds the tyre-receiving unit (12a) and is designed to reduce the exchange of heat between the tyre-receiving unit (12a) and the surroundings of the apparatus (10); and at least one pressure body (16) which can be moved in the vertical direction and is located on one end face of the tyre-receiving unit (12a), a vertical movement of the pressure body (16) causing moulding segments (28a) of the vulcanising mould (30a) to horizontally approach a tyre blank (R1) located in the vulcanising chamber. The invention also relates to a method for operating an apparatus (10) for vulcanising tyres.
Venting unit (6) for a vulcanizing mould of a pneumatic vehicle tyre, with a mould inner side (1a), a housing (10), which can be pressed into a bore in the vulcanizing mould, and a valve insert, which is positioned in the housing and is movable with respect to the latter under spring force and which has a valve stem (8) and a valve head (9), which has an upper side (11) facing the green tyre to be vulcanized, wherein the valve head comes into contact with the surface of the green tyre during the forming process of the green tyre and has a planar base area (12) on the inner side of the mould. The upper side (11) of the valve head has a surface-covering, uneven crest-and-trough structure (13) with an area-related average roughness Sa in accordance with DIN EN ISO 25178 of 0.20 mm to 0.60 mm and a maximum height difference Sz in accordance with DIN EN ISO 25178 of 0.20 mm to 2.25 mm, wherein the deepest points of the trough structures are at or above the level of the base area.
The invention relates to an elastomer product which comprises at least one strength member ply embedded in a vulcanizable rubber composition, wherein the strength member ply is formed from a multiplicity of steel cords which each consist of at least two helically twisted filaments or at least two strands formed from a plurality of helically mutually twisted filaments, and the cords have an elongation at break of at least 5% and an elongation under a tensile stress of 100 N of at least 3.5%, and the vulcanizable rubber composition contains, in addition to natural and/or synthetic rubber, sulfur and/or sulfur donors and accelerators, and the elongation of the cords after complete vulcanization of the rubber composition under a tensile stress of 100 N is reduced by at least 10% relative to the state prior to vulcanization.
The invention relates to a two-wheeler tire, preferably bicycle tire, and a method for producing a two-wheeler tire, preferably a bicycle tire. The two-wheeler tire contains in at least one of its components a rubber mixture that contains at least the following: - at least one rubber, preferably at least one diene rubber; and - at least one substance from renewable raw materials other than rubber.
The invention relates to a device (10) for collecting particles (P) abraded in the wheel area when using a vehicle, said device (10) comprising a trapping profile (12) for abraded particles (P), the trapping profile (12) being bent in at least some portions and being provided with one or more trapping holes (16a-16m) on an inner side (14), the trapping holes (16a-16m) allowing the abraded particles (P) to get into the trapping profile (12).
abbaa) of the inner base portion (6a), wherein the outer base portion (6b) ends in the direction of the sidewall at an end flank (8) extending to the outer surface (1d) of the shoulder portion (1b) with a boundary edge (8a) lying on the outer surface (1d) of the shoulder portion (1b), wherein the end flank (8), viewed in cross-section oriented transversely to the circumferential direction, encloses an angle (η) of 80° to 100° with the outer surface (1d) of the shoulder portion (1b).
The invention relates to a sulfur-crosslinkable rubber-coating mixture for metal tyre cords, the mixture containing - 0.25 to 5 phr (parts by weight per 100 parts by weight of all the rubbers in the mixture) of at least one novolac resin that includes alkyl urethane units and is produced by reacting a phenol compound, an aldehyde and a carbamate resin, the carbamate resin being produced by reacting alkyl urethane with an aldehyde, and - 0.5 to 3 phr of at least one sulfenimide accelerator. The invention further relates to a pneumatic vehicle tyre that includes at least one sulfur-crosslinked rubber-coating mixture of this kind.
The invention relates to a process for producing a vulcanizable composite material, comprising the steps of: a) producing or providing a textile strength member, b) producing or providing a crosslinkable rubberization mixture comprising: i) at least one base rubber selected from the group consisting of ethylene-propylene-diene rubbers and butyl rubbers and ii) at least one aging stabilizer selected from the group consisting of p-phenylenediamines, dihydroquinolines, phenylnaphthylamines, substituted phenols and substituted bisphenols and c) introducing the textile strength member into the crosslinkable rubberization mixture to obtain the vulcanizable composite material, wherein the crosslinkable rubberization mixture may be processed by vulcanization into a crosslinked rubberization mixture which at least in sections is at least partially permeable to visible light.
The invention relates to a method for producing a vulcanizable composite material, comprising the steps of: a) producing or providing a textile reinforcement, b) treating the textile reinforcement with an aqueous dispersion in order to activate the adhesion of the textile reinforcement and to obtain an adhesion-activated textile reinforcement, and c) introducing the adhesion-activated textile reinforcement into a cross-linkable rubber coating mixture in order to obtain the vulcanizable composite material; wherein the aqueous dispersion is substantially free from free resorcinol and from resorcinol precondensates, more particularly resorcinol-formaldehyde precondensates, and is free from free formaldehyde and from formaldehyde-releasing substances, and wherein the cross-linkable rubber coating mixture can be processed by vulcanization to form a cross-linked rubber coating mixture which, at least in some parts, is at least partially permeable to visible light. The invention also relates to a vehicle tire having a vulcanized composite material of this type.
B29D 30/38 - Textile inserts, e.g. cord or canvas layers, for tyres; Treatment of inserts prior to building the tyre
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
D06M 15/693 - Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials with macromolecular compounds; Such treatment combined with mechanical treatment with natural or synthetic rubber, or derivatives thereof
C08J 5/06 - Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials
C08J 5/12 - Bonding of a preformed macromolecular material to the same or other solid material such as metal, glass, leather, e.g. using adhesives
C08L 63/00 - Compositions of epoxy resins; Compositions of derivatives of epoxy resins
C08L 75/00 - Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
The invention relates to a method for producing a vulcanizable composite material, having the steps of: a) producing or providing a textile reinforcement, b) treating the textile reinforcement with an aqueous dispersion in order to activate the adhesion of the textile reinforcement and in order to obtain an adhesive-activated textile reinforcement, and c) introducing the adhesive-activated textile reinforcement into a crosslinkable rubber mixture in order to obtain the vulcanizable composite material, wherein the aqueous dispersion is substantially free of free resorcin and resorcin pre-condensates, in particular resorcin formaldehyde pre-condensates, and free from free formaldehyde and formaldehyde-releasing substances, and the crosslinkable rubber mixture can be processed by means of vulcanization in order to form a crosslinked rubber mixture which is at least partially translucent to visible light at least in some sections.
C08L 63/00 - Compositions of epoxy resins; Compositions of derivatives of epoxy resins
C08L 91/00 - Compositions of oils, fats or waxes; Compositions of derivatives thereof
D06M 11/79 - Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with silicon or compounds thereof with silicon dioxide, silicic acids or their salts
D06M 15/263 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acids; Salts or esters thereof
The invention relates to a device (1) for producing a rubber finish mixture, in particular for the production of vehicle tyres, having a first (2) and a second mixing device (3), wherein each mixing device comprises a mixing chamber and a mixing unit for mixing a material located in the mixing chamber, a transfer device, by means of which the mixing chamber of the second mixing device (3) is directly loadable with material from the mixing chamber of the first mixing device (2), and a third mixing device (4) comprising a mixing chamber and a mixing unit, wherein the third mixing device (4) is loadable with material from the mixing chamber of the second mixing device (3). Also disclosed is a related process for producing a finished rubber mixture.
B29B 7/18 - Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with more than one shaft
B29B 7/24 - Component parts, details or accessories; Auxiliary operations for feeding
B29B 7/28 - Component parts, details or accessories; Auxiliary operations for measuring, controlling or regulating, e.g. viscosity control
B29B 7/48 - Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
B29B 7/60 - Component parts, details or accessories; Auxiliary operations for feeding, e.g. end guides for the incoming material
B29B 7/74 - Mixing; Kneading using other mixers or combinations of dissimilar mixers
The invention relates to a multi-layer tread for use in vehicle tyres, comprising: a) a base layer comprising a first rubber material, and b) a top layer disposed on the base layer and connected to the base layer, wherein the top layer comprises: i) a first lateral region comprising a second rubber material, ii) a second lateral region comprising a third rubber material, and iii) a central region disposed between the first lateral region and the second lateral region and comprising a fourth rubber material, wherein the first rubber material has a higher modulus of elasticity than the fourth rubber material, and wherein the fourth rubber material has a higher modulus of elasticity than the second rubber material and the third rubber material.
The invention relates to a metallic strength member rubberized with a sulfur-crosslinkable, substantially cobalt-free rubberization mixture, wherein the metallic strength member is a steel cord containing one or more filaments, wherein the filaments comprise a filament-like steel substrate and a coating partially or completely covering the filament-like steel substrate, wherein the coating comprises brass consisting of copper and zinc, and wherein the coating is enriched with iron which is present in the brass in the form of particles having a size between 10 and 10 000 nm. To optimize vulcanization times, the rubberization mixture contains 0.5 to 3 phr of at least one sulfenimide accelerator and/or at least one sulfenamide accelerator based on dibenzylamine.
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
80.
PREPARATION OF CURED RUBBER PRODUCTS WITH PHYSICALLY DETECTABLE MARKERS TO PROOF THE ORIGIN OF NATURAL RUBBER, USED AS A RAW MATERIAL IN THE MANUFACTURE OF THESE PRODUCTS
The invention relates to a method for preparing a marked natural rubber from natural rubber latex collected from plants, or for preparing a marked cured rubber product, wherein a marker comprising one or more metal ion types in the form of metal salts and/or metal oxides is blended into natural rubber latex, natural rubber or coagulated natural rubber, to obtain the marked natural rubber, wherein, in case of preparing the marked cured rubber product, the process further comprises preparing a rubber compound comprising the marked natural rubber and curing and shaping the rubber compound.
EEEPP), wherein each sipe (12), at least in a portion which runs over the predominant part thereof as seen in plan view, has at least one sipe zone (12II11) running through the point of the maximum excursion of the sipe zone (12II1EE), which line of intersection follows the undulating form of the sipe zone (12II). The sipe (12) runs in the undulating form exclusively in the sipe zone (12II), wherein the amplitude of the line of intersection (l) that follows the undulating form of the sipe zone (12II11') running over one half of a wavelength (λ/2), in the direction of the sipe end (12c) at the outside of the tread.
The invention relates to a vulcanizable composition for producing a vulcanization bellows, comprising: one or more halogenated isobutene-isoprene rubbers in a total amount ranging from 2 to 15 phr, and one or more isobutene-isoprene rubbers in a total amount ranging from 85 to 98 phr.
C08L 23/22 - Copolymers of isobutene; Butyl rubber
C08L 23/28 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment by reaction with halogens or halogen-containing compounds
B29C 43/36 - Moulds for making articles of definite length, i.e. discrete articles
B29K 19/00 - Use of rubber not provided for in a single one of main groups , as moulding material
B29K 23/00 - Use of polyalkenes as moulding material
The invention relates to a vehicle tyre comprising two sidewalls (1), wherein: on at least one sidewall (1), at least one character (2), for example a letter, a number or an image-like element, is formed from a hatching composed of a plurality of parallel ribs (4) which extend relative to one another with mutual spacings of at most 0.60 mm; and the character(s) (2) is/are embedded in a sidewall portion (1a) having a background design (3) which consists of a smooth base surface (5) as well as raised portions (6, 6') and/or depressions (7) that extend without crossing and with mutual spacings, and that form a hatching-like pattern. In the background design (3), the base surface (5) takes up two to ten times the area covered by the raised portions (6, 6') and/or depressions (7), with at least 50% of the raised portions (6, 6') and/or depressions (7) extending with mutual spacings which amount to two to five times the mutual spacing of the ribs (4).
The invention relates to a vehicle tyre comprising: a tread (1); a belt (6) which comprises at least two layers (6a, 6b); bead regions (2) having bead cores (3) and core profiles (4); a carcass inlay having a first carcass layer (9, 9') and a second carcass layer (10); wherein the first carcass layer (9, 9') comprises a portion (8a) which extends continuously from bead region (2) to bead region (2) and along the inner layer (8), bend portions (9d, 9'd) which extend axially on the bead cores (3), and additional portions (9b) which extend outside in the bead regions (2); and wherein the second carcass layer (10) comprises a continuous portion (10a) which extends from bead region (2) to bead region (2) while in contact with the first carcass layer (9, 9') and ends in the bead regions (2) externally laterally with respect to the bead cores (3). The second carcass layer (10) extends in the bead regions (2) between the first carcass layer (9, 9') on one side and the bead cores (3) together with the core profiles (4) on the other side, and while in contact with these components.
B29D 30/32 - Fitting the bead-rings or bead-cores; Folding the textile layers around the rings or cores
B60C 15/00 - Tyre beads, e.g. ply turn-up or overlap
B29D 30/20 - Building tyres by the flat-tyre method, i.e. building on cylindrical drums
85.
COMPOUND, RUBBER BLEND CONTAINING THE COMPOUND, VEHICLE TIRE COMPRISING THE RUBBER BLEND IN AT LEAST ONE COMPONENT, PROCESS FOR PRODUCING THE COMPOUND, AND USE OF THE COMPOUND AS AN AGEING PROTECTANT AND/OR ANTIOZONANT AND/OR DYE
The invention relates to a compound, a rubber blend containing said compound, a vehicle tire comprising the rubber blend in at least one component, a process for producing the compound and the use of the compound as ageing protectant and/or antiozonant and/or dye. The compound according to the invention has the formula (I) wherein R111211212 groups.
B60C 1/00 - Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
C08K 5/3417 - Five-membered rings condensed with carbocyclic rings
86.
COMPOUND, RUBBER BLEND CONTAINING THE COMPOUND, VEHICLE TIRE COMPRISING THE RUBBER BLEND IN AT LEAST ONE COMPONENT, PROCESS FOR PRODUCING THE COMPOUND, AND USE OF THE COMPOUND AS AN AGEING PROTECTANT AND/OR ANTIOZONANT AND/OR DYE
The invention relates to a compound, a rubber blend containing said compound, a vehicle tire comprising the rubber blend in at least one component, a process for producing the compound and the use of the compound as ageing protectant and/or antiozonant and/or dye. The compound according to the invention has the formula (I) wherein R141211212 groups.
COMPOUND, RUBBER BLEND CONTAINING THE COMPOUND, VEHICLE TIRE COMPRISING THE RUBBER BLEND IN AT LEAST ONE COMPONENT, PROCESS FOR PRODUCING THE COMPOUND, AND USE OF THE COMPOUND AS AN AGEING PROTECTANT AND/OR ANTIOZONANT AND/OR DYE
The invention relates to a compound, a rubber blend containing said compound, a vehicle tire comprising the rubber blend in at least one component, a process for producing the compound and the use of the compound as ageing protectant and/or antiozonant and/or dye. The compound according to the invention has the formula (I) wherein R131212 groups.
COMPOUND, RUBBER MIXTURE CONTAINING THE COMPOUND, VEHICLE TIRE WHICH HAS AT LEAST ONE COMPONENT COMPRISING THE RUBBER MIXTURE, PROCESS FOR PREPARING THE COMPOUND, AND USE OF THE COMPOUND AS AN AGING PROTECTION AGENT AND/OR ANTIOZONANT AND/OR COLORANT
The invention relates to a compound, to a rubber mixture containing said compound, to a vehicle tire comprising the rubber mixture in at least one component, a process for preparing the compound and to the use of the compound as an aging protection agent and/or antiozonant and/or colorant. The compound according to the invention has the formula (I), in which A is an aromatic radical carrying optionally additional substituents; and in which R111211212 radicals.
The invention relates to a duplex cord for use as a reinforcement in a belt bandage of a pneumatic vehicle tyre, consisting of precisely two yarns twisted together at the ends, wherein the first yarn has a value for Z of 600 mN/tex or more, and wherein the second yarn has a value for Z of 75 mN/tex or less and a value for Y of 150 mN/tex or less, where Z is the load, normalized to the fineness of the yarn, under which an elongation of 1% is obtained in the stress-strain diagram, where Y is the load, normalized to the fineness of the yarn, under which an elongation of 4% is obtained in the stress-strain diagram, and where the quotient X of the fineness of the first yarn divided by the fineness of the second yarn lies in the range from 1.0 to 1.3.
The invention relates to an operating device (1), the operating device (1) being designed for use in a tire (15), and the operating device comprising: - a sensor component (2) and an electromagnetic transmitting and receiving component (3), the electromagnetic transmitting and receiving component (3) being designed to transmit and receive electromagnetic signals; and - a shell component (4); wherein the sensor component (2) and the electromagnetic transmitting and receiving component (3) are fixedly disposed within the shell component (4), and the shell component (4) has a longitudinal extent (5) and a width extent (6), the width extent (6) being at right angles to the longitudinal extent (5), and the longitudinal extent (5) being at least 1.5 times the width extent (6).
GG) determined in the radial direction that increases continuously from the groove wall (4a) extending from the incoming block edge (6a) to the groove wall (4b) extending from the outgoing block edge (6b).
The invention relates to a pneumatic vehicle tyre comprising a tread having at least one shoulder-side tread rib (1) which is delimited by a circumferential groove (2) and has transverse grooves (3) which end in front of the circumferential groove (2) and have transverse groove flanks (7, 8) and transverse groove edges (4, 5). One additional groove (10) adjoins the tread-inner-face end of each transverse groove (3), ends inside the shoulder-side tread rib (1), extends, in plan view, at an angle (δ) of up to ±35° in relation to the circumferential direction, and has a tread-inner-face groove flank (12a) ending at a tread-inner-face groove edge (11a), a tread-outer-face groove flank (12b) ending at a tread-outer-face groove edge (11b), and a groove base (12c) having a mouth edge (12c') along the transverse groove (3). On at least one transverse groove flank (7) of each transverse groove (3), a chamfer edge (7a') of a chamfer (7a) is placed at the transverse groove flank (7), which chamfer forms an inclined face and extends up to the transverse groove edge (4). An outwardly curved corner face (13) is formed at the mouth of the additional groove (10), extends between the tread-outer-face groove flank (12b) of the additional groove and the chamfer (7a) placed at the transverse groove flank (7), comprises, on the rib outer face (1a), a radially outer delimiting edge (13a) extending between the tread-outer-face groove edge (11b) of the additional groove (10) and the transverse groove edge (4) up to which the chamfer (7a) extends, and comprises, on the transverse groove flank (7) at which the chamfer (7a) is placed, a radially inner delimiting edge (13b) extending up to the chamfer edge (7a'). The corner face (13) is curved in such a way that its radially outer delimiting edge (13a) extends, in plan view, in the shape of an arc, and its radially inner delimiting edge (13b) extends from the chamfer edge (7a') radially inwards in the shape of an arc and extends towards the mouth edge (12c') of the groove base (12c) towards the additional groove (10).
12122'). The rows (9, 9') of elevations (8, 8') are mutually offset in the circumferential direction of the sidewall (4) in question, such that the elevations (8, 8") mutually overlap, and the intermediate spaces (11, 11') between the elevations (8, 8') are also mutually offset in the circumferential direction from row (9, 9') to row (9, 9') without mutually aligning.
The invention relates to a pneumatic vehicle tyre (1), in particular a commercial vehicle tyre, comprising a tread (2) having a peripheral groove (3) and comprising a carcass having a carcass ply which, in a cross-section of the tyre, has a carcass ply line (4) extending through the centres of the reinforcing elements of the carcass ply, said cross-section being the cross-section in the peripheral direction U which the tyre (1) would have when new if it were mounted without inflation pressure on a standardised rim in accordance with the E.T.R.T.O.. The aim of the invention is to improve the fatigue resistance of the peripheral groove. This aim is achieved in that a point R of the carcass ply line (4), which point is provided by a projection of a centre (7) of the peripheral groove (3) perpendicular to the carcass ply line (4), is at a first distance d of at least 0.7 mm from a straight line (6) that connects two points A and B of the carcass ply line, the centre (7) of the peripheral groove being determined in a lateral surface (8) that lies on the radial exterior of the tread surface, the first distance d being measured perpendicularly to the straight line (6), the point R being located radially outside the straight line (6), and the point R, measured along the carcass ply line (4), being located at the centre point between points A and B and being at an equal second distance D from each of the two points A and B, said second distance D being 1.0 to 2.0 times a width (9) of the peripheral groove (3) measured along the lateral surface (8).
The invention relates to a pneumatic tyre for a vehicle having side walls (1), having a decorative, for example pictorial, pattern (2, 21) on at least one side wall (1), said pattern extending over a circumferential portion of the side wall (1) and having two types of rectangular pattern fields (4, 41) which are disposed like a chequerboard, in rows adjacent to one another and largely parallel to one another, largely running in a straight line and within the rows, and alternating with one another within the rows. The pattern fields (4, 41) are offset from one another in rows running adjacent to one another, so that a pattern field (41) of one type in one row is associated with a pattern field (41) of the other type in the adjacent row. A microrib (3, 3') is formed in each of the pattern fields (4, 41), in particular in a meandering or rectangular wave form, and the two types of pattern fields (4, 41) differ from one another by the shape of the microribs (3, 3'). In order to form the pattern (2, 21), an empty field (7), in particular having an unstructured or smooth outer surface, is formed in each case within rows at the location of a pattern field or a plurality of pattern fields (4, 41). The microribs (3, 3') of pattern fields (4, 41) directly following one another in a row are connected to one another, forming a series of microribs.
The invention relates to a sulfur-crosslinkable rubber mixture, in particular for the tread of vehicle tyres, containing - 20 to 100 phr of at least one hydrogenated, solution-polymerized styrol-butadiene copolymer with a degree of hydrogenation of 80 to 98 %, - up to 80 phr of at least one additional diene rubber, - 30 to 300 phr of at least one silicic acid and - 1 to 20 phf of at least one blocked and/or unblocked mercaptosilane as a silane coupling agent.
The invention relates to a sulfur-crosslinkable rubber mixture, especially for the tread of pneumatic vehicle tyres, comprising at least the following constituents: - 10 to 90 phr (parts by weight, based on 100 parts by weight of total rubbers in the mixture) of at least one solid, solution-polymerized, functionalized butadiene rubber, wherein the functionalization enables interaction with a polar filler, - at least one further diene rubber, - at least one liquid modified diene polymer A having a weight-average molecular weight Mw by GPC of 500 to 50000 g/mol, preferably 2000 to 10000 g/mol, where the modification enables interaction with a polar filler and is present along the polymer backbone, and - 10 to 300 phr of at least one silica.
The invention relates to a pneumatic tire for a vehicle, in particular a utility vehicle, comprising a tread with at least one profiled rib (1) which is delimited on at least one side by a circumferential groove (4). The circumferential groove (4) as seen in cross-section has a section (4II22) of up to 3.0 mm and a radially inner channel region (4III) adjoining said section, wherein the radially inner channel region (4III) is delimited by two channel walls (9) and a channel base (8) which forms the groove base, and the radially inner channel region has a larger cross-sectional surface area and is designed to be wider than the section (4II) running in the radial direction. The circumference of the profiled rib (1) is provided with cuts (10, 10I, 10II, 10IIIEEPP). Each cut (10, 10I, 10II, 10III) is locally widened by at least one channel (14) which is open towards the tread periphery and which leads into the radially inner channel region (4III) of the circumferential groove (4), and the channel (14) is made of a depression (14') formed on one cut wall (12) and a depression (14') formed on the other cut wall (12) opposite the first cut wall.
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