| 摘要 |
A rear door structure of a vehicle, the structure comprising: a safety beam longitudinally arranged along a vehicle body at a space between a door outer panel and a door inner panel with both ends thereof being supported against the door inner panel via a beam mounting bracket; an extension beam including one end being inserted into and coupled with the safety beam and the other end being overlapped with the door inner panel and surface-coupled with a support jaw portion of the door outer panel and an impact transfer beam formed along a curve surface of a rear wheel housing with one side thereof coupled to the extension beam and the other side thereof coupled to the beam mounting bracket, thereby improving the strength of the safety beam to protect the safety of vehicle occupants when a vehicle is impacted on its side.
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