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    • 3. 发明申请
    • Yieldable cambered arch support assembly
    • 可屈曲的弧形拱支撑组件
    • US20120282041A1
    • 2012-11-08
    • US13317210
    • 2011-10-12
    • John J. BreedloveErik Denver
    • John J. BreedloveErik Denver
    • E21D11/18E21D19/06
    • E21D11/22
    • An arch support assembly for withstanding the effects of rock burst in underground mines, which includes a spaced aligned series of arch supports, each support having a spaced pair of upright side support columns with an upwardly cambered cap beam arch having opposite ends therefore transversely meeting and secured respectively to the upper ends of the side columns at an obtuse angle. The arch supports are rigidly tied together and provided with a roof supported by the cap beams to provide in combination an arch support assembly. A yielding connection is provided between the upright side columns and the cap beam ends whereby the cambered cap beams are permitted to flex downwardly under an impact load on the roof and the cap beam ends are thereby permitted to extend transversely a controlled limited amount relative to the upright side columns under a yieldable interference friction securement
    • 一种用于承受地下矿井中岩爆的影响的拱形支撑组件,其包括间隔对齐的一系列拱形支撑件,每个支撑件具有间隔开的一对直立侧支撑柱,其具有向上弯曲的帽梁拱,其具有相对的端部,因此横向会合, 以钝角分别固定在侧柱的上端。 拱形支撑件被刚性地连接在一起并且设置有由帽梁支撑的屋顶,以组合拱形支撑组件。 在直立侧柱和盖梁端部之间提供屈服连接,由此允许弧形帽梁在冲击载荷下向下弯曲在屋顶上,并且由此允许帽梁端部横向延伸受限于相对于 直立侧柱在可屈服的干涉摩擦固定下
    • 4. 发明申请
    • Spillway liner and method
    • 溢洪道衬管和方法
    • US20120009019A1
    • 2012-01-12
    • US13066507
    • 2011-04-16
    • John J. BreedloveMichael John Breedlove
    • John J. BreedloveMichael John Breedlove
    • E02B7/00
    • E02B8/06
    • A liner is formed in an excavated spillway by providing a plurality of rectangular flexible liner sections with each liner section having a parallel series of elongated continuous and adjacent tubular pockets pre-filled with a dry cementitious material or a fine granular material. The liner sections are provided with a surrounding generally flat perimeter boarder. The liner sections are laid into the spillway with their boarders overlapping and the boarders are secured together with the tubular pockets aligned in the same direction to form a continuous liner blanketing the spillway. The tubular pockets are arranged in the spillway with their elongated sides presented to the expected direction of water flow in the spillway. The liner sections may be anchored to the spillway with anchor pins.
    • 衬垫通过提供多个矩形柔性衬里部分而形成在挖掘的溢洪道中,每个衬套部分具有预先填充有干燥胶结材料或细颗粒材料的平行系列细长连续和相邻的管状袋。 衬里部分设置有周围的大致平坦的周边边缘。 衬里部分铺设在溢洪道中,其边缘重叠,并且边坡被固定在一起,管状袋在相同方向上对齐,形成一个连续的衬垫,覆盖溢洪道。 管状袋被布置在溢洪道中,其细长的侧面呈现在溢洪道中预期的水流方向。 衬里部分可以锚固在锚杆上。