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    • 2. 发明授权
    • Intumescent swell devices
    • 膨胀膨胀装置
    • US08648256B1
    • 2014-02-11
    • US12975848
    • 2010-12-22
    • Elmer Algin Rose
    • Elmer Algin Rose
    • H01H9/04H01H13/06H01H19/06H02G3/08H01R13/527
    • H02G3/14H02G3/0412H02G3/088
    • The following detailed description is directed to intumescent swell devices. According to various embodiments, the swell devices disclosed herein can be used alone or in combination with one another to provide heat and/or fire protection for electrical systems, devices, and/or assemblies. According to exemplary embodiments, intumescent electrical devices, intumescent firewall insert boxes, intumescent flanges, and/or intumescent electrical boxes are disclosed herein for use individually and/or in combination with one another. Additionally, the disclosed intumescent electrical components disclosed herein can be used in combination with intumescent electrical device cover plates, intumescent screws, and intumescent gaskets, if desired. Methods for building electrical assemblies and for retrofitting electrical assemblies to provide fire protection also are provided.
    • 以下详细描述涉及膨胀膨胀装置。 根据各种实施例,本文公开的膨胀装置可以单独使用或彼此组合使用以为电气系统,装置和/或组件提供热和/或防火。 根据示例性实施例,本文公开了膨胀型电气设备,膨胀式防火墙插入盒,膨胀式凸缘和/或膨胀式电气箱,用于单独和/或彼此组合使用。 此外,如果需要,本文公开的所公开的膨胀型电气部件可以与膨胀型电气设备盖板,膨胀螺钉和膨胀垫圈组合使用。 还提供了用于建立电气组件和用于改进电气组件以提供防火的方法。