Abstract: A method of instrumentation for a construction plant tire (20) for measures the temperature inside a rubber compound of the tire. The method comprises a step of identifying areas for installing sensors (10) each having a microprocessor, radio transmission means, a temperature measuring probe, and power supply means. The sensors (10) are then inserted in cavities (205, 206, 207) in the rubber compounds, and the sensors are held in a fixed position while the tire (20) is running to communicate the measurement results to a remote receiver located in a vehicle.

Abstract: A system for measuring the temperature inside a rubber compound of a tire (20) when it is running, comprises at least one sensor (10) fitted with a microprocessor, radio transmission means, a temperature measuring probe, and power supply means such that: the sensor (10) is inserted in an area of the tire (20) originating from a manufacturing process, the area being identified on the basis of predefined selection criteria; the sensor (10) is embedded in a hermetically sealed volume formed inside a rubber compound of the tire (20) originating from a manufacturing process; and the system comprises means for keeping the sensor in a fixed position while the tire (20) is running.

Abstract: A pneumatic tire has a passive transponder incorporated therein that allows communication with a radio-frequency reader located outside the pneumatic tire. The passive transponder includes at least one radiating antenna and is embedded in an electrically insulating elastomeric blend to form a patch. The patch extends axially between an axially inner end of a carcass ply of the pneumatic tire and an inner surface of the pneumatic tire. The patch also extends radially at a distance between a bead toe of the pneumatic tire and a radially outer end of a bead core of the pneumatic tire.

Abstract: The machine for breaking a part of a tire down into pieces includes a frame and a tire support which is adapted to support a part of the tire. The machine also has a supplying device which is configured to feed the part of the tire to a cutting station which includes a cutting device. The cutting device has a first blade and a second blade that are pivotable with respect to one another at a fulcrum. At least one of the first and second blades has a concave shape and cooperates with the other blade to keep the part of the tire inside of the blades. The supplying device includes a movable unit which can pivot about a vertical axis between first and second positions.

Abstract: Machine for extracting a cord made of metal material from a sidewall of a tire, being part of the sidewall and defining a support structure of said tire, including: a frame; support means for the tire configured to support said tire resting on one sidewall in a loading zone; a hook for extracting said cord from the sidewall of the tire; means for manipulating said hook, configured to manipulate the hook with respect to the frame in an extraction direction between a position for engagement with said tire in the loading zone and a position for disengagement from said tire and extraction of said cord; a command and control unit to command said means for manipulating the hook,: an element able to move with respect to the frame to detach the cord from the hook when the hook is in position for disengagement; and means for manipulating the movable element, to manipulate the movable element from a first position to a second position to carry out releasing of the cord from the hook.

Abstract: A pneumatic tire has a passive transponder incorporated therein that allows communication with a radio-frequency reader located outside the pneumatic tire. The passive transponder includes at least one radiating antenna and is embedded in an electrically insulating elastomeric blend to form a patch. The patch extends axially between an axially inner end of a carcass ply of the pneumatic tire and an inner surface of the pneumatic tire. The patch also extends radially at a distance between a bead toe of the pneumatic tire and a radially outer end of a bead core of the pneumatic tire.

Abstract: Machine for cutting off the sidewalls of a tire, which comprises, in combination: a frame; connecting means configured to connect the tire in a pre-established position with respect to the frame, in a zone for loading said tire; at least one head equipped with at least one cutting blade for cutting off a sidewall of the tire; manipulation means that act in operation on said tire or on said cutting head in order to allow said cutting blade to be set into relative movement with respect to the tire; means for adjusting the relative position of the blade with respect to the connecting means, which act in operation on said blade or on the connecting means for the tire in order to allow the blade to be positioned such that, during said relative movement, the blade cuts off the sidewall of the tire along its circumference.

Abstract: Machine for breaking a part of a tire down into pieces, comprising, in combination: a frame; support means for supporting said part of the tire; means for supplying said part of the tire, said means being configured to feed said part to a cutting station; cutting means, disposed at said cutting station, for cutting said part so as to break it down into pieces.

Abstract: Machine for extracting a cord made of metal material from a sidewall of a tire, being part of the sidewall and defining a support structure of said tire, including: a frame; support means for the tire configured to support said tire resting on one sidewall in a loading zone; a hook for extracting said cord from the sidewall of the tire; means for manipulating said hook, configured to manipulate the hook with respect to the frame in an extraction direction between a position for engagement with said tire in the loading zone and a position for disengagement from said tire and extraction of said cord; a command and control unit to command said means for manipulating the hook,: an element able to move with respect to the frame to detach the cord from the hook when the hook is in position for disengagement; and means for manipulating the movable element, to manipulate the movable element from a first position to a second position to carry out releasing of the cord from the hook.

Abstract: A method of adjusting the angular rolling position of the plane of a motor vehicle wheel, in which the wheel is mounted on a vehicle so that the plane of the wheel can present a static angular position and a safety angular position, the method providing for the plane of the wheel to be maintained in the static angular position when the wheel is rolling and, in case of detection of at least one critical rolling parameter, for the wheel plane to be shifted to a safety angular position for a predetermined time period before the plane of the wheel is returned to the static angular position. A wheel mounting of a motor vehicle in which the method can be implemented is provided.

Abstract: A motor vehicle wheel set-up via a wheel holder is provided, which wheel holder is associated with the vehicle via at least one pivot in such a way that the plane of the wheel can exhibit first and second angular running positions. The set-up further has a binary actuator that has a fixed component and a moving component capable of translational movement with respect to the fixed component, moving component being secured to the wheel holder and the actuator comprising a device for the binary control of the moving member placing it in one of two stable states each allowing the wheel holder to be moved into an angular position corresponding to one angular position of the wheel plane.

Abstract: A method of adjusting the angular rolling position of the plane of a motor vehicle wheel, in which the wheel is mounted on a vehicle so that the plane of the wheel can present a static angular position and a safety angular position, the method providing for the plane of the wheel to be maintained in the static angular position when the wheel is rolling and, in case of detection of at least one critical rolling parameter, for the wheel plane to be shifted to a safety angular position for a predetermined time period before the plane of the wheel is returned to the static angular position. A wheel mounting of a motor vehicle in which the method can be implemented is provided.

Abstract: A motor vehicle wheel set-up via a wheel holder is provided, which wheel holder is associated with the vehicle via at least one pivot in such a way that the plane of the wheel can exhibit first and second angular running positions. The set-up further has a binary actuator that has a fixed component and a moving component capable of translational movement with respect to the fixed component, moving component being secured to the wheel holder and the actuator comprising a device for the binary control of the moving member placing it in one of two stable states each allowing the wheel holder to be moved into an angular position corresponding to one angular position of the wheel plane.

Abstract: A vehicle comprising a variable-camber suspension device, the suspension device (1) allowing a substantially vertical suspension movement and a camber movement of the wheel (2) with respect to the body (5) of the vehicle, the vertical suspension movement and the camber movement being substantially independent. The suspension device is connected to the body by connection means (6, 7) allowing a rotation (?) of the suspension device with respect to the body about a transverse axis of rotation.

Abstract: A suspension system connects a wheel support to a vehicle body to confer on the wheel support, relative to the body, a degree of camber freedom and a degree of freedom of vertical deflection of the suspension, which freedoms are independent of one another. The suspension system includes an anti-roll device capable of controlling the roll of the body, the anti-roll device being arranged to influence the camber variation as a function of the difference between the vertical deflection of a wheel relative to that of the opposite wheel on the same axle. The system includes suspension elements whose respective inner ends are connected to a rocker for pivoting movement about respective pivot axes that are fixed spacially relative to the rocker.

Abstract: In a suspension system that connects a wheel support to a vehicle body, the wheel support is designed to carry a wheel of radius “r”, the wheel is intended to rest on the ground via a contact area, the system includes an arrangement that confers upon the wheel support, relative to the body, a degree of freedom of the camber and a degree of freedom of the deflection of the suspension that are independent of one another. The system is configured such that the camber movement of the wheel support relative to the body has, around a mean position, an instantaneous center of rotation (CIR r/c) located within a range from 2.5 r above ground to r below ground.

Abstract: The invention concerns a suspension system (1) designed to connect a wheel support (3) to a vehicle body (5), the said system comprising means (4) that confer on the wheel support, relative to the body, a degree of camber freedom and a degree of freedom of the vertical deflection of the suspension which are independent of one another, the said suspension system comprising an anti-roll device capable of controlling the roll of the body, the said anti-roll device being in addition arranged such that it influences the camber variation as a function of the difference between the vertical deflection of the said wheel relative to that of the opposite wheel on the same axle.

Abstract: In a suspension system that connects a wheel support to a vehicle body, the wheel support is designed to carry a wheel of radius “r”, the wheel is intended to rest on the ground via a contact area, the system includes an arrangement that confers upon the wheel support, relative to the body, a degree of freedom of the camber and a degree of freedom of the deflection of the suspension that are independent of one another. The system is configured such that the camber movement of the wheel support relative to the body has, around a mean position, an instantaneous center of rotation (CIR r/c) located within a range from 2.5 r above ground to r below ground.

Abstract: A vehicle axle crosspiece includes inner and outer tubes extending crosswise of the vehicle, with the axially outer end of the outer tube being connected to a wheel arm on one side of the vehicle and the axially outer end of the inner tube being connected to a wheel arm on the other side of the vehicle. The inner and outer tubes are joined together by at least two axially-spaced antiroll articulations of elastomeric material housed between the inner and outer tubes. Each of the two antiroll articulations has its own radial stiffness and is assigned a coefficient proportional to its radial stiffness. The center of inertia of the antiroll articulations is closer to the wheel arm connected to the outer tube than to the wheel arm connected to the inner tube.

Abstract: A vehicle axle crosspiece includes inner and outer tubes extending crosswise of the vehicle, with the axially outer end of the outer tube being connected to a wheel arm on one side of the vehicle and the axially outer end of the inner tube being connected to a wheel arm on the other side of the vehicle. The inner and outer tubes are joined together by at least two axially-spaced antiroll articulations of elastomeric material housed between the inner and outer tubes. Each of the two antiroll articulations has its own radial stiffness and is assigned a coefficient proportional to its radial stiffness. The center of inertia of the antiroll articulations is closer to the wheel arm connected to the outer tube than to the wheel arm connected to the inner tube.