Abstract: An assembly has two pads having a support plate and a friction material coating, each pad being accommodated in a pocket of a caliper and positionable on a side of a brake disc. At least one spring applies an elastic bias on the pads so as to elastically bias the pads away from the brake disc. The support plate has a plate coupling portion having an inner lower edge, facing the brake disc in a radially inward direction or towards the rotation axis, an inner upper edge, facing the brake disc in a radially outward direction or opposite to the rotation axis, the inner upper edge continuing on a direct upper surface according to the axial direction (A-A), forming an upper spring-coupling plate portion edge. The spring is always in contact exclusively with the inner lower edge and the upper spring-coupling plate portion edge.

Abstract: A pad return spring for a caliper body. The caliper body has an elongated element connecting bridge connecting a first elongated wheel-side element to a second elongated wheel-side element and having a middle connecting bridge defining an outer middle bridge side, an inner middle bridge side, a middle bridge disc inlet side, and an opposite middle bridge disc outlet side. The pad return spring has a first and a second pad retraction elements, each defining a middle stretch, a first side stretch influencing the first pad, and an opposite second side stretch influencing the second pad to move the first and second pads away from the first and second braking surfaces at the end of a braking action, and an elongated connecting element connecting the first and second pad retraction elements to each other, and an anchoring device to removably restrain the pad return spring to the middle connecting bridge.

Abstract: A caliper body has a first elongated vehicle-side element facing a first braking surface, a second elongated wheel-side element facing a second braking surface opposite to the first braking surface, each having at least one thrust seat receiving a thrust device biasing at least one brake pad against the braking surfaces, and at least one caliper bridge connecting the first elongated vehicle-side element to the second elongated wheel-side element. The caliper body has caliper fixing elements connecting the caliper body to a vehicle mount, the caliper fixing elements being at least three in number and distributed along the first elongated vehicle-side element. The first elongated vehicle-side element and second wheel-side element may have each at least two pad seats, each receiving at least one brake pad and at least two opposite abutment elements abuttingly receiving a brake pad for relieving the braking action on the caliper body.

Abstract: A braking band has a first plate and an opposite second plate having inner surfaces delimiting a gap, outer surfaces forming braking surfaces, and a plate body. The plates are joined by connecting elements. At least one plate has at least one ridge projecting into the gap without reaching the opposite plate. The ridge extends from a first connecting element to an adjacent connecting element, and along a circumferential direction, the connecting elements and the ridge being groupable in modules circumferentially distributed along the gap. A first module has three adjacent connecting elements connected by two ridges projecting from the first plate into the gap without reaching the second plate. A second module has three adjacent connecting elements connected by two ridges projecting from the second plate into the gap without reaching the first plate. A third module has at least one connecting element free of ridge connection.

Abstract: A method for controlling a vehicle braking system may include receiving a braking request, and first input information representative of the vehicle. The method may also include determining first intermediate information on the basis of first input information and determining a reference force value on the basis of the first input information and of the braking request. The method may also include detecting second input information representative of the braking system at the corner of the vehicle. The method may also include determining an estimated force value on the basis of the first intermediate information and the second input information and determining a control quantity. The method may also include determining a control signal of an electro-mechanical actuator of a braking system brake caliper based on the control quantity and the reference force value. The method may also include providing the control signal to the electro-mechanical actuator.

Abstract: A cable-pull actuation system for a parking brake may have a body which houses an electric motor device. A rod, adapted to operate along an actuation direction, at a first end thereof, an actuation member of a drum brake and/or of a parking brake. A transmission device may operatively connect the electric motor device to a second end of the rod which is translationally integral with a screw. The screw may be engaged with a nut screw rotationally actuated by the transmission device. A pre-loading device may act in contrast on the screw. The pre-loading device may be compressively pre-loaded to exert a pre-load traction on the rod to offset variations of load on the rod. The pre-loading device may be configured to exert a thrust action on the rod following the annulment of axial clearances for an incremental compression of the pre-loading device with respect to the pre-load value.

Abstract: Shaped material (1), in particular a disc for a disc brake includes layers (2, 4, 6) of carbon fibers stacked in a construction direction (X). Each layer (2, 4, 6) has segments (8, 10) placed side by side and joined together to form the layer, the segments of a layer (2, 4, 6) include radial segments (8) and transverse segments (10). In each layer (2, 4, 6) of carbon fibers, the number of transverse segments (10) is greater than the number of radial segments (8). A method manufactures a shaped material.

Abstract: A caliper and supporting assembly for a disc brake may have a brake caliper with a caliper body adapted to straddle an associable disc of the disc brake, a supporting element connected to a caliper body, where the caliper body may have a first portion, and the supporting element may have a second portion. During braking action, the caliper body elastically deforms according to at least one predetermined direction, thereby determining a displacement in at least the predetermined direction of the first portion of the caliper body with respect to the second portion of the supporting element. The caliper and supporting assembly may also have at least one detecting device which detects a distance at least along the predetermined direction between the first portion of the caliper body and the second portion of the supporting element.

Abstract: A disc brake disc with a parking brake cylindrical surface for cooperating with shoes of a parking brake comprises a braking band comprising opposite braking surfaces and a geometric connection portion of band connecting the braking band to a bell; the bell comprising a connection plate with a wheel hub and an annular geometric connection portion of bell for geometric connection of the bell to the geometric connection portion of band; the braking band and the bell being pieces separate from each other and geometrically coupled to each other by geometric connection portions of band and bell so as to transfer a braking action by a brake caliper on the opposite braking surfaces from the braking band to the bell and to the wheel hub; the bell comprising a geometric bell connection surface opposite to said braking band. The disc brake disc further comprises a parking ring comprising radially and internally an inner portion of ring, and radially and externally a geometric ring connection portion.

Abstract: A method for estimating a braking force applicable between pad and brake disc by an electric parking-braking system of a vehicle is described. The method may include detecting, by one or more sensors of electric quantities of an electric motor, an electric current delivered to the electric motor and an instantaneous value of an electric voltage for electrically supplying the electric motor, during a parking-braking operation. The parking-braking operation may have a first non-contact stage between a first pair of pads of a first brake caliper and a first brake disc. The parking-braking operation may also have a second contact stage between the first pair of pads of the first brake caliper and the first brake disc.

Abstract: One embodiment of a braking system for vehicles may have a first brake group and a second brake group. The first and second brake groups may have respective braking devices and electro-hydraulic actuator devices operatively connected to the first braking device. The system may also have an interconnection branch between first and the second hydraulic actuation ducts, provided with a control valve. The system may also have at least one control unit that may be programmed to actuate the control valve to control the ducts and fluidly connect the ducts.

Abstract: A braking system for motorcycles may have a first manual actuator device selectively connectable to at least a first braking device and/or at least a second braking device. The first manual actuator device may be provided with a hydraulic supply circuit that can be selectively connected to a hydraulic input circuit of at least one of the braking devices. The system may also have at least one electro-hydraulic automatic actuator device and at least one electromechanical automatic actuator device. The system may also have a single control unit operatively connected to the control valve, to the at least one electro-hydraulic automatic actuator device, to the at least one electromechanical automatic actuator device and to the first manual actuator device to operate the electro-hydraulic and electromechanical automatic actuator devices and the control valve according to the configuration of the first manual actuator device and/or according to the dynamics of the motorcycle.

Abstract: A spring device for a disc brake, a pad and spring assembly for a disc brake, a brake caliper, and a disc brake is described. The spring device may have a spring body having prevalently longitudinal development, with at least one coupling portion, to couple in a snapping manner the spring device to a portion of an associable brake caliper in a removable manner. The spring pad assembly may have at least one brake pad having at least one ramp surface, inclined with respect to the radial direction and to the tangential direction, which forms an abutment reference for the at least one thrust surface of the spring device. The at least one ramp surface of the support plate puts in traction the spring device.

Abstract: A system for monitoring a brake disc of a braking system of a vehicle may have at least one source of an electromagnetic quantity having a set space-time pattern such as to interact with the brake disc in a manner dependent on the properties of the brake disc generating a respective variable signal. At least one sensor for detecting such variable signal may also be provided. The at least one detection sensor may face a set limited portion of an investigation surface of the brake disc. The set limited portion of the investigation surface being at least one set closed path that can be defined on the investigation surface of the brake disc. The detected variable signal being able to be analysed to determine at least one parameter of the brake disc based on a deviation of the time pattern of the detected variable signal with respect to a set reference time pattern.

Abstract: A composite article and process for producing the composite article may include the following steps: i) coupling with interference a first component at least partially made of cast iron and a second component at least partially made of steel; ii) arranging one or more wires of filler material at one or more separation zones between said first and second component; iii) in an inert atmosphere, directing a laser beam mostly or exclusively on the steel of the second component and on the filler material for occupying at least part of the separation zone at least with said molten steel and filler material; iv) solidifying by cooling at least the molten steel and filler material in welding zones to join said first and second component, and thus obtaining the article.

Abstract: A brake caliper for a disc brake having a caliper body, a brake pad and at least one retraction device of the brake pad from a braking disc is described. The device is configured to retract the brake pad from at least one of opposite braking surfaces delimited by the braking disc. The caliper body delimits a first pad abutment surface to delimit a tapered space with the braking surface of the braking disc, the first pad abutment surface being oriented so that, during the braking action, the surface guides the brake pad wedging in the tapered space. The brake pad delimits a retraction surface, inclined in a non-orthogonal direction with respect to the pad plane and oriented so that, during the retraction action, the brake pad is guided partially outside of the tapered space.

Abstract: A valve assembly for a braking system having a master cylinder side opening, at least one caliper side opening, and at least one valve pipe, connecting the master cylinder side opening and the caliper side opening. A shutter element has a shutter body movable with respect to the valve body. When the shutter body is in a valve closing position, it interrupts a at least one main fluid passage and defines a master cylinder side pipe stretch facing a master cylinder side opening and a caliper side pipe stretch facing a caliper side opening in the valve pipe. The shutter body at least partially delimits at least one secondary fluid passage, so that, when the shutter body is in a valve closing position, the master cylinder side pipe stretch is in fluid communication with the caliper side pipe stretch only through the secondary fluid passage.

Abstract: A dissymmetric braking system has at least one right wheel braking device, at least one left wheel braking device, at least one device to apply a braking action, at least one actuating device to transform the braking action into a first pressure, at least one right wheel connection, at least one left wheel connection, and at least one pressure reducing device having at least one transfer device receiving the first pressure. The transfer device transforms the first pressure into a reduced second pressure, whereby avoiding, during the braking action, a fluidic connection between a fluid having the first pressure and a fluid having the second pressure to determine, during the braking action, a relationship between the first pressure and the second pressure with linear trend without variation of linearity throughout the operating field of the pressure reducing device, so that the braking action of one of the right wheel braking device and left wheel braking device is lower than the other.