Composite joist and concrete panel assembly
    1.
    发明授权
    Composite joist and concrete panel assembly 失效
    复合托梁和混凝土面板总成

    公开(公告)号:US5884442A

    公开(公告)日:1999-03-23

    申请号:US829475

    申请日:1997-03-28

    Applicant: Andre Breault

    Inventor: Andre Breault

    CPC classification number: B28B23/02 E04B5/38 E04C5/065

    Abstract: A method of producing a cambered composite joist and concrete panel assembly, and the assembly so produced, comprising the steps of providing a negatively cambered casting mold, positioning at least one negatively cambered composite joist with a bottom chord joined to a web member having non-attached top apices into the mold such that the top apices rest within the mold, pouring concrete into the mold and allowing it to harden to form a cambered concrete panel with the joists extending from the panel, removing the assembly from the mold and inverting it such that the precast camber in the panel flattens out from the effects of the weight of the panel and creep during final curing.

    Abstract translation: 一种制造弧形复合托梁和混凝土面板组件的方法,以及如此制造的组件,包括以下步骤:提供负弧形铸造模具,定位至少一个负弧形复合托梁,底部弦杆连接到具有非圆形构件的腹板构件, 将顶部顶点附接到模具中,使得顶部顶点搁置在模具内,将混凝土浇注到模具中并允许其硬化以形成拱形混凝土面板,其中托梁从面板延伸,从模具中移除组件并将其反转 面板中的预制外倾角在最终固化期间从面板的重量和蠕变的影响中平坦化。

    Temporary road element
    2.
    发明申请
    Temporary road element 失效
    临时道路元素

    公开(公告)号:US20070237581A1

    公开(公告)日:2007-10-11

    申请号:US11393802

    申请日:2006-03-31

    CPC classification number: E01C9/086 E01C5/18 E01C5/20

    Abstract: A road element is formed of a one-piece cage that includes two layers of orthogonally arranged rebars which are welded together. The layers are connected by connecting rebars that are welded to the rebars of the layers at the intersections and the one-piece cage is encased in a flexible material formed of crumb rubber, urethane, and fibers from land vehicle tires. Plates can be included with the one-piece cage to further enhance the strength of the element.

    Abstract translation: 道路元件由一体式保持架形成,其包括焊接在一起的两层正交排列的钢筋。 这些层通过连接在交叉点处焊接到层的钢筋的钢筋连接,并且一体式保持架被包裹在由轮胎橡胶,聚氨酯和来自陆地车辆轮胎的纤维形成的柔性材料中。 板可以包括在一体式笼中,以进一步提高元件的强度。

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