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公开(公告)号:US20210206400A1
公开(公告)日:2021-07-08
申请号:US16065403
申请日:2018-06-06
摘要: A torque box includes a front plate and a bottom surface. The bottom surface is coupled to the front plate such that the bottom surface is orthogonal to front plate and such that front plate extends along the bottom surface. The bottom surface defines a first raised portion configured to fit over a wheel of a railcar.