Pneumatic tire equipped with an electronic member

A tire casing is equipped with a radiofrequency transponder and includes a crown, two sidewalls and two beads, each bead including at least one annular bead wire revolving around a reference axis, at least one annular carcass ply, coaxial with the reference axis anchored in the beads separating the tire casing into two zones, inside and outside the carcass ply. The radiofrequency transponder comprises at least one electronic chip and a radiating radiocommunication antenna and is positioned radially externally in relation to said bead wire, characterized in that the radiofrequency transponder comprises a primary antenna electrically connected to the electronic chip, in that the primary antenna is electromagnetically coupled to the radiating antenna, and in that the radiating antenna is formed by a strand helical spring defining a first longitudinal axis.

Pneumatic tire equipped with an electronic member

A tire casing is equipped with a radiofrequency transponder and includes a crown, two sidewalls and two beads revolving around a reference axis, first threads forming outward segments and return segments that are arranged adjacently, aligned circumferentially, anchored in the two beads with, in each bead, loops in each case linking an outward segment to a return segment and, in each bead, means for anchoring the first threads, comprising second threads oriented circumferentially axially bordering the first threads and forming at least one spiral, the first threads forming at least one circumferential alignment defining the carcass ply that separates said tire casing into two zones, inside and outside with respect to this carcass ply. The radiofrequency transponder comprises at least one electronic chip and a radiating radiocommunication antenna and is positioned radially externally in relation to the at least one spiral, characterized in that the radiofrequency transponder comprises a primary antenna electrically connected to the electronic chip, in that the primary antenna is electromagnetically coupled to the radiating antenna, and in that the radiating antenna is formed by a single-strand helical spring defining a first longitudinal axis.

PNEUMATIC TIRE EQUIPPED WITH AN ELECTRONIC MEMBER

A tire casing is equipped with a radiofrequency transponder and includes a crown, two sidewalls and two beads revolving around a reference axis, first threads forming outward segments and return segments that are arranged adjacently, aligned circumferentially, anchored in the two beads with, in each bead, loops in each case linking an outward segment to a return segment and, in each bead, means for anchoring the first threads, comprising second threads oriented circumferentially axially bordering the first threads and forming at least one spiral, the first threads forming at least one circumferential alignment defining the carcass ply that separates said tire casing into two zones, inside and outside with respect to this carcass ply. The radiofrequency transponder comprises at least one electronic chip and a radiating radiocommunication antenna and is positioned radially externally in relation to the at least one spiral, characterized in that the radiofrequency transponder comprises a primary antenna electrically connected to the electronic chip, in that the primary antenna is electromagnetically coupled to the radiating antenna, and in that the radiating antenna is formed by a single-strand helical spring defining a first longitudinal axis. 113.-. (canceled)14. A tire casing equipped with a radiofrequency transponder and including a crown , two sidewalls and two beads revolving around a reference axis , first threads forming outward segments and return segments that are arranged adjacently , aligned circumferentially , anchored in the two beads with , in each bead , loops in each case linking an outward segment to a return segment and , in each bead , means for anchoring the first threads , comprising second threads oriented circumferentially axially bordering the first threads and forming at least one spiral , the first threads forming at least one circumferential alignment defining a carcass ply that separates the tire casing into two zones , inside and outside , ...

METHOD FOR MANUFACTURING A PATCH EQUIPPED WITH A RADIOFREQUENCY TRANSPONDER AND TIRE COMPRISING SUCH A PATCH

A process for manufacturing a rubber patch comprising a radiofrequency transponder, the patch having a first layer and a second layer, the method comprising moulding and vulcanizing a first layer, the exterior surface of which comprises a cavity able to receive a radiofrequency transponder, placing a transponder in the cavity, and then placing and vulcanizing a second layer in order to embed the transponder between the two layers. 121.-. (canceled)22. A process for manufacturing a rubber patch comprising a radiofrequency transponder , the patch having a first layer and a second layer , comprising the following steps:choosing a first mould, the impression of which has a geometry adapted to a geometry of the first layer of the patch and that defines on a surface of the first layer a cavity able to receive the transponder;placing a rubber material forming the first layer of the patch in the impression of the first mould;raising the first mould to a temperature and for a time suitable to obtain a vulcanized first layer with a cavity, able to receive a radiofrequency transponder, on its exterior surface;choosing a second mould, the impression of which has a geometry adapted to a geometry of the patch;placing the vulcanized first layer in the impression of the second mould;placing the radiofrequency transponder in the cavity of the surface of the vulcanized first layer;placing a rubber material forming the second layer in the second mould;raising the second mould to a temperature and for a time suitable to obtain an at least partially vulcanized rubber second layer; andremoving from the second mould the rubber patch comprising the radiofrequency transponder embedded between the first and second layers,wherein the impression of the first mould comprises at least one rib in order to create, in the surface of the first layer between the cavity able to receive a radiofrequency transponder and the exterior end of the surface, a groove.23. The process according to claim 22 , ...

Pneumatic tire equipped with an electronic member

A tire casing is equipped with a radiofrequency transponder and includes a crown, two sidewalls and two beads, each bead including at least one annular bead wire revolving around a reference axis, at least one annular carcass ply, coaxial with the reference axis anchored in the beads separating the tire casing into two zones, inside and outside the carcass ply. The radiofrequency transponder comprises at least one electronic chip and a radiating radiocommunication antenna and is positioned radially externally in relation to said bead wire, characterized in that the radiofrequency transponder comprises a primary antenna electrically connected to the electronic chip, in that the primary antenna is electromagnetically coupled to the radiating antenna, and in that the radiating antenna is formed by a strand helical spring defining a first longitudinal axis.

Elastomeric composition having an improved filler dispersion

A rubber composition based on at least one first diene elastomer, a reinforcing filler comprising at least carbon black and an inorganic filler with an inorganic filler content of less than or equal to 50 parts by weight per hundred parts of elastomer is provided. The composition is obtained from a first masterbatch comprising at least the first diene elastomer and carbon black, and having a dispersion of the carbon black in the elastomeric matrix that has a Z value of greater than or equal to 90, added to which is the inorganic filler and at least one second elastomer consisting of a polyisoprene.

Tire with an element attached to the surface thereof and method for attaching an element to the surface of a tire

A tire comprises an interior surface and an exterior surface, an accommodating region arranged on one of said interior and exterior surfaces, an adhesive layer arranged on the accommodating region and a member attached to the accommodating region by the adhesive layer, in which the adhesive layer is based on a silanized polyether.

RUBBER COMPOSITION MAJORITALLY BASED ON NATURAL RUBBER

ELASTOMERIC COMPOSITION HAVING AN IMPROVED LOAD DISPERSON

METHOD FOR MANUFACTURING A PATCH EQUIPPED WITH A RADIOFREQUENCY AND PNEUMATIC TRANSPONDER COMPRISING SUCH A PATCH

Procédé de fabrication d'un patch caoutchouteux comportant un transpondeur radiofréquence, le patch ayant une première couche et une deuxième couche, dans lequel on moule et vulcanise une première couche dont la surface extérieure comporte une cavité apte à recevoir un transpondeur radiofréquence, on place un transpondeur dans cette cavité puis on met en place et on vulcanise une deuxième couche pour noyer le tranpondeur entre les deux couches. A method of manufacturing a rubber patch comprising a radiofrequency transponder, the patch having a first layer and a second layer, in which a first layer is molded and vulcanized, the outer surface of which comprises a cavity able to receive a radio frequency transponder. transponder in this cavity and then put in place and vulcanized a second layer to drown the tranponder between the two layers.

TIRE WITH A FIXED BODY ON IT SURFACE AND METHOD FOR FASTENING AN ORGAN TO THE SURFACE OF A TIRE

Pneumatique comportant une surface intérieure et une surface extérieure, une zone d'accueil disposée sur l'une desdites surface intérieure et extérieure, une couche adhésive disposée sur la zone d'accueil et un organe fixé à la zone d'accueil par la couche adhésive, dans lequel la couche adhésive est à base d'un polyéther silanisé. A tire having an inner surface and an outer surface, a docking area disposed on one of said inner and outer surfaces, an adhesive layer disposed on the docking area and a member attached to the docking area by the adhesive layer wherein the adhesive layer is based on a silanized polyether.

PNEUMATIC ENVELOPE EQUIPPED WITH AN ELECTRONIC MEMBER

Enveloppe pneumatique équipée d'un organe électronique et comportant un sommet, deux flancs et deux bourrelets de révolution autour d'un axe de référence, des premiers fils formant des allers et retours disposés de façon adjacente, alignés circonférentiellement, ancrés dans les deux bourrelets avec, au niveau de chaque bourrelet, des boucles reliant chaque fois un aller à un retour et dans chaque bourrelet des moyens d'ancrage des premiers fils comprenant des seconds fils orientés circonférentiellement bordant axialement les premiers fils et formant au moins une spirale, les premiers fils formant au moins un alignement circonférentiel définissant la nappe carcasse qui sépare ladite enveloppe pneumatique en deux zones intérieure et extérieure par rapport à cette nappe carcasse, et l'organe électronique comprenant au moins une puce électronique et une antenne rayonnante de radiocommunication et étant disposé radialement extérieurement relativement à la au moins une spirale, caractérisée en ce que l'organe électronique comprend une antenne primaire connectée électriquement à la puce électronique, en ce que l'antenne primaire est couplée électromagnétiquement à l'antenne rayonnante et en ce que l'antenne rayonnante est constituée d'un ressort hélicoïdal monobrin définissant un premier axe longitudinal. Pneumatic envelope equipped with an electronic member and having a top, two flanks and two beads of revolution about a reference axis, first son forming back and forth arranged adjacently, circumferentially aligned, anchored in the two beads with , at each bead, loops each connecting a go to a return and in each bead means for anchoring the first son comprising second circumferentially oriented son axially bordering the first son and forming at least one spiral, the first son forming at least one circumferential alignment defining the carcass ply which separates said pneumatic envelope into two inner and outer zones with respect to this ...

PNEUMATIC ENVELOPE EQUIPPED WITH AN ELECTRONIC MEMBER

Enveloppe pneumatique équipée d'un organe électronique et comportant un sommet, deux flancs et deux bourrelets, chaque bourrelet comportant au moins une tringle annulaire de révolution autour d'un axe de référence, au moins une nappe carcasse annulaire, coaxiale à l'axe de référence ancrée dans les bourrelets séparant l' enveloppe pneumatique en deux zones intérieure et extérieure à la nappe carcasse,, et l'organe électronique comprenant au moins une puce électronique et une antenne rayonnante de radiocommunication et étant disposé radialement extérieurement relativement à ladite tringle, caractérisée en ce que l'organe électronique comprend une antenne primaire connectée électriquement à la puce électronique, en ce que l'antenne primaire est couplée électro magnétiquement à l'antenne rayonnante et en ce que l'antenne rayonnante est constituée d'un ressort hélicoïdal monobrin définissant un premier axe longitudinal. Pneumatic envelope equipped with an electronic member and having a top, two flanks and two beads, each bead having at least one annular ring of revolution about a reference axis, at least one annular carcass ply, coaxial with the axis of reference anchored in the beads separating the tire envelope in two areas inside and outside the carcass ply ,, and the electronic member comprising at least one electronic chip and a radiocommunication radiocommunication antenna and being arranged radially outwardly relative to said rod, characterized in that the electronic element comprises a primary antenna electrically connected to the electronic chip, in that the primary antenna is electromagnetically coupled to the radiating antenna and in that the radiating antenna is constituted by a single-wire helical spring. defining a first longitudinal axis.

TIRE WITH A FIXED BODY ON IT SURFACE AND METHOD FOR FASTENING AN ORGAN TO THE SURFACE OF A TIRE

Rubber composition made predominantly of natural rubber

The invention relates to a rubber composition made of: at least one blend of natural rubber and synthetic polyisoprene, the natural rubber content being between 60 and 90 phr, that is, parts per hundred parts of elastomer, and the synthetic polyisoprene content being between 10 and 40 phr; and a reinforcing filler containing at least carbon black and an inorganic filler. The carbon black content makes up the majority of the reinforcing filler in terms of weight percentage.

RUBBER COMPOSITION MAJORITALLY BASED ON NATURAL RUBBER

L'invention concerne une composition de caoutchouc à base d'au moins un coupage de caoutchouc naturel et de polyisoprène de synthèse, le taux de caoutchouc naturel allant de 60 à 90 pce, parties pour cent parties d'élastomère, et le taux de polyisoprène de synthèse allant de 10 à 40 pce, d'une charge renforçante comprenant au moins du noir de carbone et une charge inorganique, le taux de noir de carbone étant la charge renforçante majoritaire en pourcentage massique. The present invention relates to a rubber composition based on at least one blend of natural rubber and synthetic polyisoprene, the natural rubber content ranging from 60 to 90 phr, parts per hundred parts of elastomer, and the polyisoprene content. synthetic composition ranging from 10 to 40 phr, a reinforcing filler comprising at least carbon black and an inorganic filler, the carbon black content being the majority reinforcing filler in weight percent.

Tyre with an element attached to the surface thereof and method for attaching an element to the surface of a tyre

The invention relates to a tyre comprising an inner surface and an outer surface, a receiving area arranged on one of said inner and outer surfaces, an adhesive layer arranged on the receiving area, and an element attached to the receiving area by means of the adhesive layer, in which the adhesive layer contains a silanised polyether.