A drum brake of a vehicle according to a present embodiment may include a pair of brake shoes disposed in a drum to be moved to an inner circumferential surface of a brake drum of the drum brake by a wheel cylinder, a backplate which is fixed to a vehicle body and to which each of the brake shoes is rotatably coupled, and a rotation unit configured to assist a restoring force of the brake shoe, wherein the rotation unit includes a moving pin fixed to a side surface of the brake shoe and formed to protrude toward the backplate, a rotation plate to which the moving pin is coupled to receive an external force in a moving direction of the moving pin, and an elastic part disposed between the rotation plate and the backplate to elastically support the rotation plate.
DRUM BRAKE
2024-01-25
Patent
Elektronische Ressource
Englisch
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