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IMPROVED COLD-FORMED STEEL JOIST

机译:改进的冷弯型钢梁

摘要

An upper chord bearing joist comprising a top chord member and a bottom chord member, each having a flange portion and a web receiving portion including two web receiving tabs, each made from a unitary piece of metal; a generally planar steel web, a portion of the web being attached to the top chord member and to the bottom chord member, wherein a top portion of the web is between the two web receiving tabs of the top chord member and a bottom portion of the web is between the two web receiving tabs of the bottom chord member; and a first and second pair of support members, each support member including a shoe portion, a web attaching portion, and an angled portion, the web attaching portion portion being attached to the web receiving tabs and the angled portion being in contact with the web. The joist may be cambered, have reinforcement stiffeners, and have a rotatable joint at either end. The joists may be used in composite with concrete or with wood.
机译:一种上弦轴承托梁,其包括顶部弦杆构件和底部弦杆构件,每个都具有凸缘部分和腹板容纳部分,腹板容纳部分包括两个腹板容纳突片,每个腹板容纳突片均由一体的金属制成。通常为平面的钢腹板,腹板的一部分连接到顶部弦杆构件和底部弦杆构件,其中腹板的顶部部分位于顶部弦杆构件的两个腹板接收凸片和底部弦板的底部之间腹板位于底弦成员的两个腹板接收凸片之间;以及第一和第二对支撑构件,每个支撑构件包括靴部,腹板附接部和成角度的部分,腹板附接部部分被附接到腹板接收片,并且成角度的部分与腹板接触。 。托梁可以是弧形的,具有加强加强筋,并且在任一端都有可旋转的接头。托梁可与混凝土或木材复合使用。

著录项

  • 公开/公告号CA2774271A1

    专利类型

  • 公开/公告日2011-03-17

    原文格式PDF

  • 申请/专利权人 BEST JOIST INC.;

    申请/专利号CA20102774271

  • 申请日2010-09-14

  • 分类号E04C3/06;E04B1/24;

  • 国家 CA

  • 入库时间 2022-08-21 18:01:55

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