In this paper, some typical structures of freight car buffers used in some countries are described, and the causes of box crack for MX-1 buffer analyzed.
本文介绍了各国所用货车缓冲器的几种典型结构，并对我国MX—1型缓冲器箱体裂纹原因进行分析。
Absorb vibration and impact energy, such as car, train under the buffer spring, spring vibration absorber, etc...
吸收振动和冲击能量，如汽车、火车车厢下的缓冲弹簧、联轴器中的吸振弹簧等。
Coupling is a coupling of locomotive and car parts, commonly used have a link bolt and rotary chain, large car adopts automatic coupling with both buffer action.
联接器是联接机车和矿车的部件，常用的有插销链环和回转链，大型矿车采用兼具缓冲器作用的自动车钩。
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