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24 条记录 (耗时 0.011 秒)

    Seat with wear-resistant mounting
    4.
    发明授权
    Seat with wear-resistant mounting 失效
    座椅采用耐磨安装

    公开(公告)号：US4408743A

    公开(公告)日：1983-10-11

    申请号：US310778

    申请日：1981-10-13

    申请人： Robert W. DeWitt ,  Lester H. Feddeler

    发明人： Robert W. DeWitt ,  Lester H. Feddeler

    IPC分类号： B61C17/04 ,  B61D33/00 ,  B61L11/04

    CPC分类号： B61D33/00 ,  B61C17/04

    摘要： A seat is attached atop a trunnion member rotatably mounted within an intermediate tubular member vertically slidable within a tubular base member. Structure is provided for reducing wear between rubbing surfaces on the trunnion member and the intermediate member, and this same structure functions as part of the elevating mechanism for the intermediate member.

    摘要翻译： 座椅安装在可旋转地安装在可在管状基座构件内垂直滑动的中间管状构件内的耳轴构件顶部。 提供了用于减少耳轴构件和中间构件之间的摩擦表面之间的磨损的结构，并且该相同结构用作中间构件的升降机构的一部分。

    Railroad frog assembly with multi-position holdback
    7.
    发明授权
    Railroad frog assembly with multi-position holdback 有权
    铁路青蛙组装与多位置保持

    公开(公告)号：US6164602A

    公开(公告)日：2000-12-26

    申请号：US251841

    申请日：1999-02-17

    申请人： Stephen R. Kuhn ,  Keith Young ,  Ilia Petkov

    发明人： Stephen R. Kuhn ,  Keith Young ,  Ilia Petkov

    IPC分类号： B61L11/04 ,  B61L11/08 ,  E01B7/14 ,  E01B7/10

    CPC分类号： B61L11/04 ,  B61L11/08 ,  E01B7/14

    摘要： A railroad frog assembly is provided with a spring wing rail multi-position holdback subassembly that continuously retains the spring wing rail in each spring wing rail open position when activated by the wheels of a railcar traversing the frog assembly, and that automatically deactivates the multi-position holdback subassembly and releases the spring wing rail from retention in an open condition and for complete closing after the last railcar wheel has passed through the frog assembly.

    摘要翻译： 铁路青蛙组件设置有弹簧翼导轨多位置夹紧子组件，其在通过穿过青蛙组件的轨道车辆的车轮激活时将弹簧翼轨连续地保持在每个弹簧翼轨轨道打开位置，并且自动停用多个位置， 位置保持组件，并将弹簧翼导轨从保持开放状态释放，并在最后一个导轨车轮通过青蛙组件后完全关闭。