Compagnie Generale Des Etablissements Michelin

Michelin Recherche Et Technique S.a.

Maxion Wheels U.s.a. LLC

Maxion Wheels Holding Gmbh

Renault S.a.s.

Compagnie Generale Des Establissements Michelin

Michelin Recherche Et Techniques S.a.

Daniel Walser

Antonio Delfino

Jean-Louis Linda

Bertrand Vedy

Patrick Marro

Gérard Baumgartner

Bruno Fragniere

Johan Vits

Ralf Duning

Gerard Baumgartner

Benjamin Edward Ebel

A rim () for a tire has an axis of rotation DD' and a rim seat () extended axially towards the outside by a rim flange (), said rim flange () having a first portion () that is oriented substantially in a perpendicular plane and is situated radially on the outside with respect to said rim seat (), characterized in that said rim flange () has a second portion () that is inclined towards the outside, is situated axially on the outside with respect to said first portion () and is situated at least partially radially on the outside with respect to said rim seat (), said rim having a connecting portion () between said first portion () and said second portion ().

Wheel rim with optimized shape of rim flange

Assembly of a rim and of a flexible adapter, intended to make up, with a tyre, a rolling assembly. The rim having a mounting well that is extended axially by a boss, a rim seat and a rim flange that extends the rim seat axially on the outside, with a bearing face of substantially radial orientation. The adapter having an axially inner end intended to rest on the rim seat, an axially outer end and a substantially cylindrical body that connects the axially inner end and the axially outer end and is intended to receive, in cooperation with the axially outer end, a tyre bead. The rim seat of the rim has an inclination relative to the axis of rotation of between −2 and +6 degrees, the angle being counted as positive when the virtual vertex of the substantially frustoconical seat is situated axially on the outside.

Flexible adapter and rim assembly for a rolling assembly

An adapter for a rolling assembly having an axis of rotation (YY') includes an axially inner end connected to a rim, an axially outer end including an outer reinforcing element and intended to come into contact, via a substantially radial axially inner face, or bearing face, with a bead, a body connecting the axially outer end to the axially inner end so as to form a single piece, including at least one main reinforcement providing the connection between the outer reinforcing element and the inner reinforcing element, and including a substantially axial adapter seat intended to come into contact with a bead. The outer reinforcing element () is completely axially on the outside of the bearing face (), and the outer reinforcing element () is a substantially annular structure, referred to as a bead wire, of substantially polygonal section, including at least two first layers of composite and/or metallic material, and at least two second layers of rubber compound, the first and second layers being arranged mutually parallel and in alternation with each other and parallel to the axis YY&#x2032;.

Adapter for a rolling assembly and rolling assembly comprising same

A rim () for a rolling assembly has a flexible extender, the rim having an axis of rotation DD', said rim having a rim seat () extended axially towards the outside by a rim flange (), said rim flange () having a first portion () that is oriented substantially in a plane perpendicular to the axis of rotation DD&#x2032; and situated radially on the outside with respect to said rim seat (), said first portion () being extended radially and axially towards the outside by a connecting portion, characterized in that the radial height measured between the intersection point between the line of the rim seat and the line of the first portion, and the end of the radially outermost portion of the rim flange () is less than 10 mm.

Wheel rim with reduced-height rim flange

A rolling assembly includes a tire having two beads, a rim and a flexible extender intended to provide the connection between one of the beads and the rim, the rim having a rim flange, the extender including an axially inner end, an axially outer end and a body oriented mainly axially and disposed between the axially outer end and the axially inner end, the axially inner end being fixed in place on the rim, the extender having an extender seat intended to receive a tire bead, the extender seat being extended axially towards the outside by a shoulder that axially fixes the tire bead in place, the tire bead having an axial width WB at the interface of the bead with the extender seat, characterized in that the rim flange extends axially under the bead by a distance S such that the ratio S/WB is greater than 0.1.

Rolling assembly having a rim, the flange of which forms a support of increased axial width

A hubcap for a wheel with a floating tire seat, the wheel having a rim comprising a tire seat extended axially outwards by a flange, the tire seat being radially floating, comprises a central edge and an exterior periphery, in which the central edge comprises fixing elements for attaching to the rigid part of the wheel and in which the central edge is connected to the exterior periphery by an intermediate sector that is deformable so that the exterior periphery can be moved at least radially inwards with respect to the central edge.

Flexible hubcap for a vehicle wheel having a floating seat

A non-pneumatic wheel () including a hub () and a non-pneumatic tire (), as well as a method for mounting the non-pneumatic tire () onto the hub (). The hub () is formed, with grooves () that receive the radially-inner ends () of spokes () of the non-pneumatic tire (). To secure the tire () onto the hub () during assembly, the grooves () with the radially inner ends () of the spokes () received therein are pulled radially inward to decrease the diameter of the hub () and increase tension in the spokes ().

Non-pneumatic wheel and method of mounting non-pneumatic tire

An annular wheel-trimfor a wheelthat has a floating tyre seatcomprising rim lateral partseach rim lateral part comprising a tyre seatextended axially outwards by a flangecomprises fixing elements able to provide removable attachment to the flange

Annular wheel-trim for vehicle floating-seat rim flange, and assembly made up of an annular wheel-trim and of an adapter for a floating-seat wheel

A method for producing a heat pipe comprises the following steps, performed on a first tube made from a malleable material: the diameter of the tube is swaged at a first end, and the end thus swaged is sealed closed; a second tube, of a smaller diameter than the first, is inserted into the second end of the first tube the second end of the first tube is swaged around the second tube and the interface between the two tubes is sealed the pipe thus created is partially filled with a heat-transfer fluid the air contained in the pipe is removed; and the free end of the second tube is sealed closed.

Method for producing a heat pipe

A battery pack includes a battery module having a set of battery cells and at least one cooling device. Each cooling device includes a heat collecting plate, a heat duct, and a heat dissipating element. The heat collecting plate is in contact with an outer surface of at least one battery cell of the set of battery cells. The heat duct is in contact with the heat collecting plate. The heat dissipating element has a circular orifice in which the heat duct is positioned. The heat duct contains a fluid. A connection between the heat dissipating element and the heat duct is established by tinning. A method for producing the battery pack is provided.

Battery pack for a motor vehicle

A motorized hub for electric powering of an axle of a hybrid drive automotive vehicle, said motorized hub comprising a hub designed to receive a wheel, the hub being mounted rotationally relative to a hub carrier about a hub axis, the motorized hub comprising an electric drive motor, the electric motor comprising an external stator connected to the hub carrier and an internal rotor whose axis of rotation is remote from the hub axis, the motorized hub comprising reduction means acting between the rotor of the electric motor and the hub, the motorized hub comprising coupling/uncoupling means capable of adopting a coupling position in which rotation of the electric motor is coupled to the rotation of the hub and an uncoupling position in which rotation of the electric motor is uncoupled from the rotation of the hub, the motorized hub being characterized in that the coupling/decoupling means are arranged between the reduction means and the hub.

Motorized hub including coupling and uncoupling means

Motorized hub for an electrically powered motor vehicle comprising a wheel hub mounted to rotate about a hub axis, and an electric traction unit comprising an external stator connected to a hub carrier and an internal rotor () whose axis of rotation is distant from the hub axis. The motorized hub comprises reduction means acting between shaft () of rotor (), friction braking means, and a braking rotor secured to the hub. The reduction means comprise a drive pinion connected to the rotor () and a ring gear connected to the hub. A brake shaft passes through the hub carrier to connect the braking rotor to the hub. The reduction means comprise two reduction stages and the hub is mounted so that it can rotate via rolling-contact hub bearings positioned around a stub axle of the hub carrier, the brake shaft passing axially through a cavity of the stub axle.

Motorized hub comprising an electric traction unit

A braking device including a dissipative braking system, an electric braking system, and a first actuating device combined with the dissipative braking system. A second actuating device is combined with the electric braking system and a position sensor is combined with the second actuating device. This second actuating device is designed to drive the first actuating device after a non-zero travel from its inactive position, and the sensor is designed to drive the electric brake system according to the displacement travel of the second actuating device from its inactive position.

Mixed braking device with optimized control

A control system for controlling a vehicle includes a wheel speed indicator for each of at least two wheels of the vehicle, a vehicle speed indicator, and a processor programmed to include a validation unit. The validation unit performs a first test of a road grip condition of each wheel based on slip information of the vehicle. The vehicle speed indicator produces an instantaneous vehicle speed estimation based on at least one circumferential wheel speed indication ascertained by the validation unit of the processor.

System for controlling a vehicle with determination of the speed thereof relative to the ground

A motorized hub () for an electric traction automobile vehicle, said motorized hub comprising a hub () adapted to receive a wheel (), the hub being mounted to rotate relative to a hub-carrier () about a hub axis. The motorized hub comprises a traction electric machine having an external stator () fastened to the hub-carrier and an internal rotor () the rotation axis of which is spaced from the hub axis and parallel to said hub axis. The motorized hub comprises reduction means () operating between the rotor of the electric machine and the hub, and friction braking means, the brake rotor () being fastened to the hub and disposed axially on the vehicle interior side relative to the reduction means. The shaft of the rotor () of the electric machine being placed radially outside the brake rotor and extending axially from the reduction means toward the interior of the vehicle.

Growing community of inventors

Clermont-Ferrand, France

Daniel Walser