| 摘要 |
A brake beam structure comprising compression and tension members having an "u" shaped cross section including two side walls and forming a housing, two end extensions having a quadrangular cross section including two side walls, a fulcrum coupled to the compression and tension members and two brake heads, in which: the ends of the compression member are placed inside the housing of the unshaped cross section of the tension member and each of the end extensions are placed inside the housing of the channel shaped cross section of the compression member, the brake beam having two fasteners passing through holes placed at the ends of the tension and compression members at each of "u" shaped cross section side walls and through holes placed at the side walls of the end extensions in order to fasten the tension member, compression member and end extensions, and in which the brake heads are welded to the ends of the tension member.
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