Patent ID: 8177040
Filing Date: 2012-05-15
Classification: B60T,F16D

Abstract:
1. A disk brake for a vehicle, comprising: an electric motor which is attached to a caliper body so as to exhibit a power for urging a friction pad toward a disk rotor, the electric motor including a motor shaft provided with an armature having a commutator, and a brush holder for holding brushes which contact the commutator at positions at even distances in a circumferential direction of the armature; internal feed terminals disposed in the brush holder so as to provide connection between the brushes and feed wires respectively leading to the brushes; and a rotational angle detecting sensor disposed in the brush holder so as to detect a rotational angle of the electric motor, wherein the rotational angle detecting sensor is disposed in the brush holder on a side opposite from the internal feed terminals with respect to the motor shaft, wherein the motor shaft is disposed directly between the rotational angle detecting sensor and the internal feed terminals.