A hydraulic apparatus comprising a casing (1) having arranged therein a hydraulic machine (2), a shaft (4) mounted to rotate relative to the casing (1) by means of a bearing (5), a braking system (3) having a plurality of brake disks (31, 34) configured to prevent the shaft (4) rotating relative to the casing (1) in selective manner, and a control system (6, 7) for controlling said braking disks (31, 34), the hydraulic system including an irrigation system adapted to cool said brake disks (31, 34) by means of a fluid, the irrigation system including a fluid inlet (81) and a fluid outlet (82), the hydraulic system being characterized in that the fluid inlet and outlet (81, 82) of the irrigation system define a fluid flow within the casing in which the braking system (3) is downstream from the hydraulic machine (2).

A disc brake pad comprises a base plate, a friction pad, a first fin, and a second fin. The base plate includes a first surface. The friction pad is provided on the first surface. The first fin extends along a first edge of the base plate. The first fin includes a first fin end and protrudes from the base plate to the first fin end in a first direction. The first fin has a first distance defined between the first surface and the first fin end in the first direction. The second fin includes a second fin end and protrudes from the base plate to the second fin end in the first direction. The second fin has a second distance defined between the first surface and the second fin end in the first direction. The second distance is longer than the first distance.

A bicycle disc brake rotor that further increases heat dissipation has a rotation axis. The bicycle disc brake rotor includes at east one outer circumferential portion, which includes at least one brake surface, and first and second inner circumferential parts, which are coupled to the outer circumferential portion. Each of the first and second inner circumferential parts is at least partially located radially inward from the outer circumferential portion with respect to the rotation axis. The first and second inner circumferential parts are arranged to form a gap in between in an axial direction that extends parallel to the rotation axis. At least one of the first and second inner circumferential parts includes at least one cooling enhancement section. The cooling enhancement section includes at least one opening that is in communication with the gap.

A heat dissipation structure for a brake pad is provided for being assembled to a caliper device. The caliper device includes a caliper body, and the caliper body has a receiving space. The heat dissipation structure includes: a main body, integrally extruded from aluminum and cut to have an ultimate appearance, including a plate body and a heat dissipation portion integrally extending from the plate body, the plate body for being disposed on the caliper body and at least partially extending into the receiving space, when the main body is assembled to the caliper body, the heat dissipation portion is exposed outside the caliper body. A brake pad assembly is further provided, including a heat dissipation structure as described above, further including a brake pad, the brake pad disposed on a lateral face of the plate body.

A heat dissipation structure for brake pad comprises a brake pad and a heat dissipation pad. The brake pad has an assembly portion arranged one side thereof The heat dissipation pad has an accommodating portion arranged at one side thereof The accommodating portion is slidably assembled to the assembly portion and contacted with each other tightly. When the brake pad is rubbed excessively and needs to be replaced, the heat dissipation pad which is arranged at the rake pad may be slidably disassembled from the assembly portion through the accommodating portion. The disassembled heat dissipation pad may be assembled to a new brake pad to keep reusing to conform to more economic benefits and has better practicability.

A device for braking a vehicle includes a first brake pad and a first back plate coupled to the first brake pad and comprising a first plurality of ridges provided on a first face of the first brake plate. The device and corresponding method provide an improved manner for cooling existing brake systems.

The invention concerns a brake pad (10) for a disc brake caliper, the pad (10) comprising a support plate (11). According to the invention, the support plate (11) has cooling fins (17), thus creating a convection zone (16).

A heat dissipation assembly of bicycle disc brake pads including a heat dissipation member and a friction member is provided. The heat dissipation member made of metal sheets includes a first surface and a second surface disposed on two opposites sides thereof. The heat dissipation member has a heat dissipation area and a joining area on which the friction member is fixed. At least one heat dissipation part is disposed on the heat dissipation area, without extending through the heat dissipation area, and having a convex surface and a concave surface respectively formed on the first surface and the second surface by stamping. A heat dissipation area of the heat dissipation member in contact with air or air flows is increased by the convex and concave surfaces of the heat dissipation part so that heat dissipation performance of the disc brake pad is improved.

A disc brake pad comprises a base plate, a friction pad, a first fin, and a second fin. The base plate includes a first surface. The friction pad is provided on the first surface. The first fin extends along a first edge of the base plate. The first fin includes a first fin end and protrudes from the base plate to the first fin end in a first direction. The first fin has a first distance defined between the first surface and the first fin end in the first direction. The second fin includes a second fin end and protrudes from the base plate to the second fin end in the first direction. The second fin has a second distance defined between the first surface and the second fin end in the first direction. The second distance is longer than the first distance.

A caliper body which has a wheel-side first portion, a vehicle-side second portion, at least one thrust device housing, and at least one bridge connecting the wheel-side first portion to the vehicle-side second portion is provided. The at least one bridge has at least one ventilation opening and at least one conveying channel fluidically connected to the outside of the caliper body through the at least one ventilation opening. The least one ventilation opening directly faces in an axial direction the inside of the caliper body with the outside of the caliper body to direct heat generated inside the caliper body in an outer axial direction towards the outside of the caliper body and conveyed outside by the at least one conveying channel through the at least one ventilation opening.