| 摘要 |
PURPOSE: A disk brake for a vehicle is provided to improve a coupling structure of a back plate and a caliper, and to remarkably reduce noise. CONSTITUTION: A disk brake for a vehicle comprises a caliper(10) and a back plate(120). A slide groove(11) is formed in one side of the caliper. A slide coupling unit(130) inserted into the slide groove is formed in the back plate. More than one protrusion(131) are formed in the slide coupling unit to be previously contacted with the slide groove.
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