Compagnie Generale Des Etablissements Michelin

Michelin Recherche Et Technique S.a.

Societe Detechnologie Michelin

Michelin Recherche Et Techniques S.a.

Michelin Recherche Et Tecnhique S.a.

Luc Bestgen

Jose Merino Lopez

Didier Vasseur

Michel Ahouanto

Alain Valle

Christian Bidet

Henri Hinc

Jacky Pineau

Arthur Topin

Severine Glibert

Pascal Prost

Jean-Marc Ruffenach

Frédéric Pialot

David Olsommer

José Merino Lopez

Michel Deal

Hichem Rehab

Florian Vilcot

Christophe Le Clerc

William License

Philippe Mansuy

Sébastien Noel

Patrick Dayet

Sylvain Petitjean

Emmanuel Joulin

Jose Merino-Lopez

Jacques Babaud

Stéphane Hebert

Forrest Patterson

Delphine Nayrat

Jose Merino

Orel Fournier

Bruno Gras

Jean-Luc Guerbert-Jubert

Daniel Berton

Jean-louis Marchal

Baptiste Thiel

François Lafort

José Merino

Rudy Megevand

A method for manufacturing a tire () equipped with a communication module () consists in successively, and in the order required by the architecture of said tire, laying rubber products, notably profiled elements () and reinforcing elements on a given support in order to yield a green tire (), then in vulcanizing the green tire to yield a tire (), wherein, prior to laying one of the rubber profiled elements () on the green tire, a slot () is created starting from a surface of the rubber profiled element () and the communication module () is introduced into the slot ().

Method for producing a tire provided with a radiofrequency communications module

A passenger vehicle tire having hooping layer () that has a force at break FR per mm of axial width of the hooping layer at least equal to 35 daN/mm and has a secant extension modulus MA at least equal to 250 daN/mm, for an applied force F equal to 15% of FR. Working reinforcement () comprises a single working layer () the working reinforcers of which form, with the circumferential direction (YY'), an angle Aat least equal to 30&#xb0; and at most equal to 50&#xb0;. The carcass reinforcers of the at least one carcass layer () form, with the circumferential direction (YY&#x2032;) and in the equatorial plane (XZ), an angle Aat least equal to 55&#xb0; and at most equal to 80&#xb0; and having an orientation opposite of that of angle Aof the working reinforcers so that the carcass reinforcers and the working reinforcers constitute a triangulation.

Tire with carcass reinforcers, hooping reinforcers, and working reinforcers constituting a triangulation

A flexible adapter () for a rolling assembly, said rolling assembly comprising a tyre () having two beads (), a rim () and two adapters () each intended to ensure the joint between one of the beads () and the rim (), said rim () having two rim seats () each extended axially outwards by a rim flange (), the rim seat having a diameter D, the adapter comprising an axially outer end () and a body () oriented substantially axially and disposed between said axially outer end () and said axially inner end (), said body () having a radially outer face () and a radially inner face (), having the intersection between the shoulder () of the axially outer end () of the adapter () and the substantially tapered face of said adapter seat () forming a circle of diameter D, said adapter seat () having a substantially tapered face of angle &#x3b1;, in which the difference 'd' between the diameters Dand D, d=D&#x2212;D, lies between 25.9 mm and 30.4 mm and the angle &#x3b1; is greater than 0.5&#xb0;.

Adapter for a rolling assembly and rolling assembly comprising same

An adapter for a rolling assembly comprising a tire having two beads (B), a rim (J) with two rim seats (), said adapter connecting one of the beads and the rim. The adapter has an axially inner end () comprising inner reinforcer element (), and an axially outer end () comprising outer reinforcer element (), respectively mounted on a rim seat (). Body () connects said outer end () to said inner end (). Main reinforcement connects said outer reinforcer (), and said inner reinforcer (), a substantially cylindrical adapter seat () receiving one of said beads (B), an adapter bearing face () substantially contained in a plane perpendicular to the rion otataxis. The reinforcer element () of the axially outer end () is entirely situated axially outside the bearing face (), and in that the body () comprises, opposite the adapter seat (), an annular seat reinforcer ().

Adapter for rolling assembly and rolling assembly comprising same

Bicycle tire () comprising a continuous toothing () having a substantially radial generatrix (G) with respect to the rotation axis of the tire in the axial direction (YY'), said toothing () being positioned circumferentially on an axially outer face () of at least one sidewall () and comprising an elastomeric material. A retroreflective strip () is positioned circumferentially on the sidewall (), axially on the outside of the axially outer face () of the sidewall () and radially on the outside of the toothing (), a strip support () is interposed axially between the retroreflective strip () and the axially outer face () of the sidewall (), and an axially outer face () of the strip support (), to which the retroreflective strip () is applied, forms an angle (A) of at most equal to 30&#xb0; with the radial direction (ZZ&#x2032;) of the tire.

Bicycle tire

Adapter for a rolling assembly having an axis of rotation comprising a tire having two beads, a rim with rim well () between two rim seats () each with an axially outer end, and width W between axially outer ends of these rim seats. The adapter, coupled between each bead and each rim seat, has two axially outer ends () each comprising seat () and bearing face () in a plane perpendicular to the axis of rotation. Body () connects outer axial ends () and comprises a main reinforcement, face () in contact with each seat () and with well () and positioned radially on the inside. The adapter has a total axial width L between each seat (), and 60%&#x2265;W/L&#x2265;20%. Body () comprises immobilizing element () to wedge the adapter in the rim well ().

A tire for a motorized two-wheeled vehicle comprising a reinforcing structure of the carcass type, made up of reinforcing elements, anchored on each side of the tire to a bead the base of which is intended to be mounted on a rim seat, each bead being extended radially outward by a sidewall, the sidewalls radially toward the outside joining to a tread. At least the central part of the tread comprises at least one circumferentially continuous cut, the cut being made up, for at least 80% of its length of at least one incision and at most 20% of at least one part having a width greater than that of an incision and the apparent area of the at least one incision is greater than the apparent area of the at least one part having a width greater than that of an incision.

Tire for two-wheeled vehicles, comprising a tread having a circumferentially continuous groove

A collapsible tire for a passenger vehicle, comprising at least one carcass reinforcement optionally associated with an inextensible crown reinforcement, itself radially on the inside of a tread, two beads and two sidewalls, said beads comprising at least one inextensible circumferential reinforcing element called a bead wire, said bead wire defining, when free of any stress, a mean line forming a substantially circular closed curve in a circumferential plane, wherein the invention is characterized in that the bead wire of each bead is flexible, wherein after the tire has been collapsed, the mean line of the bead wire simultaneously defines a first curvature, and a second curvature, the first and second curvatures being connected together by a third connecting curvature, the projection of said first, second and third curvatures of the collapsed tire onto an axial plane defining the two-dimensional envelope by way of a total perimeter P of less than or equal to [3&#xd7;(2H+A)], H being the height of the sidewall and A the width of the tire, and a collapsing method for the tire.

Foldable tire, method and use

The collapsible tire includes at least one carcass reinforcement that is surmounted radially from the outside by an inextensible crown reinforcement, which is radially on an inside of a tread. The reinforcements each include at least one layer of reinforcing elements. The tread is connected to two beads by two sidewalls. The beads are intended to come into contact with a rim, and each bead has at least one circumferential reinforcing element called a bead wire. The bead wire defines a mean line which forms a substantially circular closed curve in a circumferential plane. The bead wires are flexible and have at least one concave part Pwith a radius Rand a center of curvature C.

Collapsible tire, method for collapsing same, and use thereof

A tire for a motorized two-wheeled vehicle comprising a reinforcing structure of the carcass type, made up of reinforcing elements, anchored on each side of the tire to a bead the base of which is intended to be mounted on a rim seat, each bead being extended radially outwards by a sidewall, the sidewalls radially towards the outside joining to a tread comprising incisions. The length of the incisions is less than 1.2 times the width of the area of the contact patch and at least one incision has at least one end which ends in a cut in the tread the width of which is greater than 2.5 mm and the length of which is between 2.5 and 10 mm.

Tire for two-wheeled vehicles, including a tread having sipes

A tire for a motorized two wheeled vehicle comprising a reinforcing structure of the carcass type, made up of reinforcing elements, anchored on each side of the tire to a bead the base of which is intended to be mounted on a rim seat, each bead being extended radially outwards by a sidewall, the sidewalls radially towards the outside joining to a tread. The tread comprises at least one incision and in a circumferential plane, at least part of one wall of the at least one incision forms with the radial direction an angle of between 5 and 45&#xb0;, and the angle formed between at least one part of one wall of the at least one incision and the radial direction in a first circumferential plane is different from the angle formed between at least one part of one wall of the at least one incision and the radial direction in at least one second circumferential plane.

Tire for a two-wheeled vehicle, comprising a tread having sipes

A motorized two-wheeled vehicle, comprising a radial carcass reinforcement formed of at least two layers of reinforcing elements, and comprising underneath the tread a crown reinforcement structure comprising of at least one layer of reinforcing elements. At least the tread surface comprises a first polymeric compound extending in at least the region of the equatorial plane and at least one second polymeric compound having physicochemical properties different from those of said first polymeric compound, the density of reinforcing elements in the radially inner carcass reinforcement layer being less than that in the radially outer carcass reinforcement layer.

Tire for vehicle, comprising a tread comprising a plurality of compounds and a radial carcass reinforcement formed of at least two layers

A tire comprising at least one carcass-type reinforcing structure formed of at least one layer of mutually parallel reinforcing elements making an angle, with the circumferential direction, of strictly less than 75&#xb0; at least in the region of maximum axial width of the tire and of strictly less than 65&#xb0; at least in the equatorial plane anchored on each side of the tire to a bead, each bead extending radially outwards in the form of a sidewall, the sidewalls radially towards the outside meeting a tread, and comprising, under the tread, a crown reinforcing structure consisting of at least one layer of reinforcing elements making angles of between 10&#xb0; and 60&#xb0; with the circumferential direction and known as a working layer, radially on the outside of the carcass-type reinforcing structure. In sidewalls, the tire comprises at least two axially adjacent carcass reinforcing layer portions, the reinforcing elements of the said carcass reinforcing layer portions being directed on each side of a meridian plane, at least in part of the sidewalls, and the reinforcing elements of at least one working layer crossing the reinforcing elements of the carcass-type reinforcing structure at an angle greater than 40&#xb0;.

Light tire comprising a non-radial carcass structure

Growing community of inventors

Chatel-Guyon, France

Luc Bestgen