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    • 5. 发明授权
    • Guardrail with slidable impact-receiving element
    • 护栏带有可滑动的冲击接收元件
    • US06173943B1
    • 2001-01-16
    • US09064443
    • 1998-04-22
    • James B. WelchOwen S. Denman
    • James B. WelchOwen S. Denman
    • E01F1500
    • E01F15/143
    • A guardrail includes an array of vehicle-deflecting rails secured to an array of posts extending along a roadway. An impact-receiving element is slidably mounted to the forward end of the array of rails, and this impact-receiving element includes a vehicle-engaging portion having a first frontal area that is substantially greater than a second frontal area characteristic of the first end of the array of rails. A column is interposed between a forward portion of the impact-receiving element and the first post to apply initial compressive forces in a collision directly to the first post.
    • 护栏包括固定在沿道路延伸的一排柱的车辆偏转轨道的阵列。 冲击接收元件可滑动地安装在轨道阵列的前端,并且该冲击接收元件包括车辆接合部分,该车辆接合部分具有大体上大于第一正面区域的第一正面区域 轨道阵列。 在冲击接收元件的前部和第一柱之间插入一个柱,以将冲击中的初始压缩力直接施加到第一柱。
    • 9. 发明授权
    • Highway barrier and guardrail
    • 公路障碍和护栏
    • US6142452A
    • 2000-11-07
    • US344149
    • 1999-06-24
    • Owen S. DenmanPatrick A. LeonhardtMichael H. OberthJames B. WelchLincoln C. Cobb
    • Owen S. DenmanPatrick A. LeonhardtMichael H. OberthJames B. WelchLincoln C. Cobb
    • E01F15/04E01F15/14F01F15/04
    • E01F15/143E01F15/0476
    • A highway guardrail includes an elongated metal plate that forms at least one ridge. The plate includes weakened regions extending at least partially across the plate, and these weakened regions are oriented obliquely to the longitudinal direction to form at least one elongated fold region at which the plate tends to buckle when subjected to a sufficiently large column load. This fold region is oriented obliquely to the longitudinal direction to push the forward end of the guardrail downwardly in an axial collapse. The forward end of the guardrail includes a cable that passes through an opening in the forward support post. A split washer is positioned around this cable adjacent to the forward support post. The split washer includes first and second load transferring members that readily separate from one another after the first support post breaks at the opening in an axial impact.
    • 公路护栏包括形成至少一个脊的细长金属板。 板包括至少部分地延伸穿过板的弱化区域,并且这些弱化区域相对于纵向方向倾斜地定向,以形成至少一个细长的折叠区域,当经受足够大的柱负载时,板倾向于弯曲。 该折叠区域相对于纵向方向倾斜地定向,以在轴向塌缩中向下推动护栏的前端。 护栏的前端包括穿过前支撑柱中的开口的电缆。 分离式洗衣机位于该电缆附近,靠近前支撑柱。 分离垫圈包括第一和第二负载传递构件,其在第一支撑柱在轴向冲击的开口处断裂之后彼此容易地分离。