Abstract: A friction assembly for brakes includes a brake head with lower and upper faces and a secondary duct connecting the two faces, and a brake shoe with first and second faces and a primary duct connecting the two faces. The brake shoe has a plate with a base which forms part of the second face for fixing to the lower face. The friction assembly includes a connecting ring arranged in the secondary duct and which establishes a connection with the primary duct, and a return mechanism which holds the connecting ring in contact with the second face at a circumferential contact zone. The connecting ring comes into contact solely with the base.

Abstract: A friction assembly includes a brake head including a secondary channel, a friction plate including a primary channel and adapted for assembly to the brake head, at least one connecting ring inserted into the secondary channel and establishing a connection with the primary channel when the primary channel is aligned with the secondary channel, and a connector block which is fixed on the brake head. The block has a cavity connected to a suction device, and connected to the secondary channel by a hole, and the at least one ring is removably mounted on a connecting plate, the entity formed by the connecting plate and the at least one connecting ring being removably secured to the brake head.

Abstract: This relates to a friction assembly including: a brake head including a secondary channel, a friction plate including a primary channel and adapted to be fixed to the brake head, and a connecting ring arranged in the secondary channel and establishing a connection with the primary channel when the primary channel is aligned with the secondary channel; the friction assembly further including a manifold block having a cavity connected to a suction device, and forming an integral part of the brake head. The block has a hole connecting the cavity to the secondary channel, and the friction assembly includes a securing mechanism for securing the ring to the block when the ring is arranged in the hole and in the secondary channel.

Abstract: Disclosed is a braking system including a brake pad, the pad including a backing plate with a first face and a second face, and a lining made of friction material and fixed to the first face, the lining being delimited by a friction face, a mounting face, an inner edge, an outer edge, a rear edge, and a front edge, the lining being provided with at least one collection groove which is open to the friction face, which extends at its first end towards the inner edge and which has an opening at its second end towards the outer edge. The braking system further includes a collection system which includes a collection pipe through which air can flow, the air inlet orifice of the collection pipe being located opposite the second end, and the collection groove is open to the outer edge at its second end.

Abstract: Disclosed is a braking system including a brake pad with a backing plate having first and second faces, and a lining made of friction material on the first face. The lining having friction and mounting faces, and inner, outer, rear and front edges. The lining has a collection groove open to the friction face, and an opening at its first end towards the inner edge and an opening at its second end towards the outer edge. The braking system further includes a suction system with suction and blow pipes through which air is sucked in and a blown. The air inlet orifice of the suction pipe is opposite one end of the groove, and the air outlet orifice of the blow pipe is opposite the other end of the groove.

Abstract: Method for controlling a braking particle suction system, the suction system including a negative pressure source, a suction mouth arranged close to a friction interface or inside a friction part and connected by a pneumatic line to the negative pressure source, and a control unit configured to control the negative pressure source in order to: a— control a braking suction sequence according to the current braking activation information, to ensure that suction is applied as soon as braking is activated; b— establish a cleaning suction condition, outside of braking sequences; c— as soon as the cleaning suction condition satisfies a predetermined criterion, control the negative pressure source for a cleaning sequence for the pneumatic line, for a predetermined duration.

Abstract: System for suctioning braking particles from a friction braking system, the suction system including a negative-pressure source, a suction mouth, a pneumatic circuit connecting the suction mouth and the negative-pressure source, and a control unit, the suction system further including a closure unit arranged on the pneumatic circuit, the closure unit being able to isolate at least a first portion of the pneumatic circuit, the control unit being configured to control the closure means according to a predetermined logic in order to isolate the first portion of the pneumatic circuit during certain phases between two actual uses of the negative-pressure source.

Abstract: A friction assembly for a brake system able to collect vapors resulting from the friction of a lining. The friction assembly for a disc brake system includes: —a lining made of friction material, including a friction face, an attachment face opposite the friction face, and a collection groove that is open on the friction face; —a sole plate, supporting the lining, including a hole; —a negative pressure source configured to create negative pressure in the collection groove and the hole. The friction assembly includes a gas filtration device, in pneumatic communication with the collection groove and the hole, able to collect gases resulting from friction of the lining and coming from the collection groove.

Abstract: System for suctioning braking particles from a friction braking system of a vehicle, the suction system including a negative-pressure source, a suction mouth, a filter, a conduit connecting the suction mouth to the negative-pressure source, a control unit configured to control the negative-pressure source, the suction system further including a stream of information originating from a computer that controls a motor-generator of a driving/braking system of the vehicle, the control unit being configured to control the negative-pressure source preemptively before the actual activation of the friction braking, the control unit controlling the negative-pressure source as a function of the activation of electromagnetic braking or other parameters, and associated method.

Abstract: Disclosed is a friction assembly for a railway disc brake system, this friction assembly including, on the one hand, a brake head including an upper face with a receiving slide, and a lower face, and on the other hand, shoe of friction material and including a first face which is the friction face, and a second face with a profile member configured to engage with the receiving slide, the shoe including a duct establishing sealed communication between a first space bordered by the first face and a second space bordered by the second face, the friction assembly further including a through-hole of central axis A, provided in the brake head and located in line with the duct, and a connection bushing in the through-hole and forming a connection with the duct. The friction assembly includes a return mechanism capable of pressing the connection bushing against the profile member.

Abstract: Disclosed is a system for capturing braking particles from a friction braking system, which includes a vacuum source, a pneumatic circuit which connects the friction braking system to the vacuum source, and a particle filtration system located on the pneumatic circuit and including a support and a filter which is mounted on the support and which, during operation, becomes clogged with particles, preferentially on the surface. The capture system further includes a storage container which is able to receive particles that become detached from the filter.

Abstract: A brake pad includes a sole plate with outer and inner faces, and a lining made of friction material fixed to the inner face, the lining being delimited by friction and attachment faces, and inner, outer, rear, and front edges. The lining has a collection groove open on the friction face near the rear edge, the sole plate including a suction hole in fluid communication with the collection groove, this hole being connected to a negative pressure source. The collection groove is extended, at an end, by a duct of which the outer end is open away from the friction face, via an inlet, and of which the inner end is open in the collection groove via an outlet forming a cross-sectional jump with the groove. During operation, a negative pressure exists between the inlet and the collection groove one on each side of the duct.

Abstract: Disclosed is a system for suctioning braking particles from a friction braking system of a vehicle, the suction system including a negative-pressure source, a suction mouth, a filter, a pneumatic circuit connecting the suction mouth to the negative-pressure source, and a control unit configured to control the negative-pressure source, the suction system also including a pressure sensor for measuring the pressure prevailing in the pneumatic circuit, the control unit controlling the negative-pressure source so that the pressure in the pneumatic circuit reaches or tends to meet a predetermined negative-pressure setpoint, and an associated method.

Abstract: Disclosed is a system for capturing braking particles from a friction brake system, which includes a vacuum source, a pneumatic circuit that connects the friction brake system to the vacuum source, and a filter located on the pneumatic circuit and mounted on a support. The capturing system includes a control unit and an identification device for identifying the current filter, which is capable of sending at least one signal to the control unit, the signal including at least one current characteristic of the current filter, the control unit being capable of comparing the at least one current characteristic with at least one reference characteristic of a reference filter and informing a user when the at least one current characteristic and the at least one reference characteristic are dissimilar.

Abstract: The invention relates to a system for capturing braking particles from a friction brake system, which has a vacuum source, a pneumatic circuit which connects the friction brake system to the vacuum source, and a filter located on the pneumatic circuit and mounted on a support. The capturing system comprises a control unit and a detection device for the filter which is capable of sending at least one signal to the control unit, the control unit being capable, on the basis of this signal, of identifying the absence of the filter and of informing a user of this absence of the filter.

Abstract: Disclosed is a system for capturing braking particles from a friction brake system of a machine, which includes a vacuum source, a pneumatic circuit which connects the friction brake system to the vacuum source, and a filter located on the pneumatic circuit and mounted on a support. The capturing system includes a control unit, a control device for the machine, and a clogging detection device for the filter which is capable of sending at least one signal to the control unit when the filter is clogged, the control unit being capable of determining the clogging of the filter, on the basis of this signal, and being capable of determining whether the detection device is inoperative, the control unit being capable of activating the control device to limit the operation of the machine when the filter is clogged or when the detection device is inoperative.

Abstract: The brake pad for a disk brake includes a lining and a plate. The lining includes:—a friction face and a fastening face;—a rear edge;—an inner edge and an outer edge; and—a collection groove extending into the inner edge or outer edge. The plate has a hole, the hole being connected to a vacuum source via communication element. The lining has a rear region including the rear edge and the collection groove, and a chamfered portion such that an area of a friction surface of the rear region increases when a thickness of the rear region decreases, the collection groove being located at a distance from a free surface of the chamfered portion and having a cross-section which extends obliquely towards the free surface of the chamfered portion.

Abstract: Disclosed is a braking system including a brake pad, the pad including a backing plate with a first face and a second face, and a lining made of friction material and fixed to the first face, the lining being delimited by a friction face, a mounting face, an inner edge, an outer edge, a rear edge, and a front edge, the lining being provided with at least one collection groove which is open to the friction face, which extends at its first end towards the inner edge and which has an opening at its second end towards the outer edge. The braking system further includes a collection system which includes a collection pipe through which air can flow, the air inlet orifice of the collection pipe being located opposite the second end, and the collection groove is open to the outer edge at its second end.

Abstract: Disclosed is a braking system including a brake pad with a backing plate having first and second faces, and a lining made of friction material on the first face. The lining having friction and mounting faces, and inner, outer, rear and front edges. The lining has a collection groove open to the friction face, and an opening at its first end towards the inner edge and an opening at its second end towards the outer edge. The braking system further includes a suction system with suction and blow pipes through which air is sucked in and a blown. The air inlet orifice of the suction pipe is opposite one end of the groove, and the air outlet orifice of the blow pipe is opposite the other end of the groove.

Abstract: The brake pad (10A, 10B) comprises a lining (22) made of friction material and a plate (20) supporting the lining (22). The lining (22) comprises: —a rear edge (34) located on the side where the disk (9) is able to come out of an interface with the pad (10A, 10B) when the disk (9) rotates in an direction of travel of the vehicle, and a front edge (36); —a collection groove (3) that opens into the friction face (30) and is located close to the rear edge (34). The lining (22) has a rear region (60) comprising the rear edge (34) and the collection groove (3), and a front region (62) comprising the front edge (36), the front region (62) having a chamfered portion (66) such that an area of a friction surface of the front region (62) increases when a thickness of the front region (62) decreases.