| 摘要 |
A bumper is provided to reduce manufacturing costs by streamlining assembling processes through omitting joint structure including a bolt and a nut. A bumper comprises a back beam(110), and an impact absorber(120). The front central part is protruded in the back beam. The impact absorber is apart from the back beam. The impact absorber comprises a front portion(121), and an intermediate portion(125). The front portion is equipped in the front of the back beam. The intermediate portion connects the front portion and the back beam. The front portion and the intermediate portion is integrally injected. The intermediate portion is divided into the top and the bottom so that the back beam is inserted.
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