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 series elastic actuator includes a gear configured to rotate, a mounting recess formed on a first surface of the gear, a plurality of elastic bodies configured to be received in the mounting recess that are made of a non-metal elastic material and spaced apart from each other in a circumferential direction, an output body configured to cover the first surface of the gear, and at least one insertion portion configured to protrude from the output body to be inserted between a pair of adjacent elastic bodies or inserted through the elastic bodies.

An improved friction material is described, comprising a binding composition based on a hydraulic binder, and its use in brake pads and industrial applications.

The invention relates to a braking mechanism (10) for an electric drive motor (1), in particular a drive motor (2) comprising an armature shaft (5) that protrudes from a motor housing (2); the braking mechanism (10) comprises at least one braking element (17) and an energy store, the energy store permanently applying a braking power to a frictional surface of the braking element. The braking mechanism (10) is characterized in that the energy store and the braking element (17) are made of the same material as a single piece.

A friction element having a friction layer or block made at least in part of a compounded friction material having a homogenous fibrous microstructure, in which the fibrous aspect of the homogenous microstructure appears to be lost up to a magnification of 100. The friction material is obtained with a mixing step including a first step of hot blending of at least part of the organic binder with at least part of the other components of the friction material by a rolling mill blender that is open to atmospheric pressure at a temperature lower than the polymerization temperature of the organic binder but greater than or equal to its softening temperature, in order to obtain a semifinished solid product. A second step of grinding the semifinished solid product reduces the product to a powder.

A modified vehicle-used brake disc composite structure, comprising an inner ring piece made from a lightweight metal and a disc body having a high rigidity, wear-resistance and heat-resistance; the inner surface of the inner ring piece is equally divided and extends to form a plurality of arm-like fixing portions; a ring piece is disposed at the outer edge of the inner ring piece; the two side surfaces of the ring piece respectively form a first engaging surface; the disc body is provided with a plurality of annular-shaped heat-dissipation holes; a second engaging surface is disposed on one side of the disc body; the two side surfaces of the inner ring piece are respectively pressed by the two disc bodies, enabling the second engaging surfaces to be respectively fixed to the first engaging surfaces via friction welding method so as to form the brake disc.

A brake pad includes a backing plate that defines a first plane. A brake lining is attached to the backing plate, and has a first layer, a second layer and a third layer. The first layer includes a first material, a first side fixed to the brake lining attachment surface and a second side opposite the first side. The second side defines a second plane non-parallel to the first plane. The second layer includes a second material, a first side and a second side. The first side of the second layer extends along the second side of the first layer and along the second plane. The second material is different from the first material. The third layer includes the first material, overlays and attaches to the second side of the second layer, and has a friction surface that is parallel to the first plane.

The disclosed drum brake includes a drum including a fastening part fastened to a wheel of a vehicle and a side surface part so that the drum has a cylindrical shape of which one side is open, a pair of brake shoes configured to generate a braking force by rubbing against an inner circumferential surface of the side surface part, a joint rotatably provided on the inner circumferential surface of the side surface part and including a first lever formed to protrude along an outer circumferential surface of each of the brake shoes and a second lever formed to protrude toward an inner surface of the fastening part, and a flap of which one side is fixed to the inner surface of the fastening part and the other side is formed to protrude toward an open surface of the drum, wherein the flap rotates the joint so that the other side is bent outward due to a centrifugal force according to rotation of the drum to press the second lever and the first lever supports the brake shoe.

A method for making a vehicular brake component comprises: (a) providing a three-dimensional printer; (b) providing the printer with a schematic for making a preform brake rotor or hub; (c) supplying a metal powder to the printer for making the preform brake rotor or hub; (d) forming the preform brake rotor or hub, per the schematic provided and the metal powder supplied to the printer; (e) sintering the preform brake rotor or hub; and (f) applying a wear coating to the sintered preform brake rotor or hub to make the brake component therefrom. Preferably, such brake components, for automotive racing parts, are made from titanium alloy powders.

Method for manufacturing an asbestos-free friction material having as component materials inorganic and/or organic and/or metallic fibers, at least one organic binder, at least one friction modifier or lubricant and at least a filler or abrasive. The raw components of the friction material are mixed together to obtain a raw mixture which is then molded to obtain a block or layer of friction material. The mixing step includes a first step of hot blending of at least part of the organic binder with at least part of the other components of the friction material by a rolling mill blender that is open to atmospheric pressure at a temperature lower than the polymerization temperature of the organic binder but greater than or equal to its softening temperature, in order to obtain a semifinished solid product. A second step of grinding the semifinished solid product reduces the product to a powder.