Patent ID: 8668057

Claim:
A parking brake, comprising: a disk rotated together with a wheel of a vehicle; inner and outer disk pads reciprocating in a carrier coupled to a body of the vehicle and attached to inner and outer peripheral surfaces of the disk; a caliper housing slidably installed in the carrier to operate the outer disk pad and provided therein with a piston which reciprocates to operate the inner disk pad; an actuator installed within the caliper housing to operate the piston and having a shaft protruding to a rear side of the caliper housing through a rear hole formed at the rear side of the caliper housing; a lever member coupled to the shaft outside the caliper housing to connect the actuator to a parking cable; and a sealing member installed around the shaft between the caliper housing and the lever member, wherein the sealing member integrally includes a housing coupling portion coupled to an inner periphery of the rear hole, a support rib supported by an outer surface of the caliper housing around the rear hole, a shaft support portion attached to a surface of the shaft between the caliper housing and the lever member, a connecting portion having a spacing groove for spacing the connecting portion from the shaft, and a lever member support portion adhering to a surface of the lever member and having a first resilient force guide groove formed on a contact surface of the lever member support portion such that the lever member support portion resiliently supports the surface of the lever member.