Patent ID: 8678146

Claim:
A disk brake comprising: a caliper slidably supported at an attachment member by sliding pins inserted into guide holes formed in the attachment member fixed to a non-rotation part of a vehicle; a piston disposed in the caliper and configured to press at least a pair of friction pads against a disk; a parking brake mechanism disposed in the caliper to move the piston; a lever member configured to transmit a force from a wire to the parking brake mechanism; and a cable guide member integrally attached to an outer side of the caliper and configured to hook a cable including the wire, wherein the caliper comprises: a cylinder part disposed at one side in a disk axial direction and having a bore for accommodating the piston; a pair of arm parts extending to both sides of the cylinder part in a disk rotational direction and having ends to which the sliding pins are fixed; and a guide attachment part configured to connect one arm part of the pair of arm parts to the cylinder part and to which the cable guide member is fixed, wherein the cylinder part, the pair of arm parts and the guide attachment part are integrally formed with each other, and wherein a thickness of the guide attachment part in a disk diameter direction and a thickness of the one arm part in the disk diameter direction at least partially overlap in the disk axial direction.