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    • 2. 发明授权
    • Rack bar haulage system with an improved rackbar to line pan connection
    • 机架式运输系统,具有改进的齿条到线盘连接
    • US08262169B2
    • 2012-09-11
    • US12692180
    • 2010-01-22
    • Nigel Hill
    • Nigel Hill
    • E21C29/00
    • E21C29/02
    • A rack bar haulage system forms part of a drive system for moving the mining machine along a conveyor including a plurality of conveyor pans. The pans are arranged end to end, and the rack bar haulage system includes a plurality of rack bars, each rack bar end including a pillar portion extending downwardly. One rack bar is adapted to be mounted adjacent an end of a line pan, and another rack bar is adapted to be mounted adjacent the adjacent end of the adjacent line pan. The haulage system also includes a chain-link, the chain-link surrounding and engaging the two adjacent pillar portions on the ends of the one rack bar and the adjacent other rack bar. The chain-link is adapted to extend over the adjacent ends of the line pans. The haulage system also includes a clog for receiving the rack bar, the clog including an extension that engages the chain-link and traps the chain link between the extension and the rack bar.
    • 齿条杆运输系统构成驱动系统的一部分,用于沿着包括多个输送机盘的输送机移动采矿机。 平底锅端对端布置,齿条运送系统包括多个齿条,每个齿条杆端部包括向下延伸的柱部分。 一个齿条适于邻近线盘的端部安装,并且另一个齿条适于安装在相邻线盘的相邻端附近。 牵引系统还包括链条,链条环绕并接合在一个机架杆和相邻的另一个齿条上的两个相邻的柱部分。 链条连接件适于在线盘的相邻端部延伸。 运输系统还包括用于接收齿条的阻塞件,堵塞件包括与链条链接并延伸延伸部和支架杆之间的链节的延伸部。
    • 4. 发明授权
    • Shield supports suitable for use in mines
    • 盾牌支架适用于矿山
    • US4629368A
    • 1986-12-16
    • US698602
    • 1985-02-05
    • Nigel Hill
    • Nigel Hill
    • E21D23/04E21D15/44E21D19/00
    • E21D23/0427
    • A shield support, suitable for use in mines, comprising a floor-engaging structure, a roof-engageable canopy, extendible and contractible prop means disposed between the floor-engaging structure and the canopy, and a shield assembly pivotally-connected to the canopy at or near its rearward end portion. The shield assembly includes a lazy tongs linkage, one element of which is pivotally-connected directly to the floor-engaging structure and another element of which is pivotally-connected to the floor-engaging structure through the intermediary of a further element.
    • 适用于矿山的护罩支架,包括设置在地板接合结构和罩之间的地板接合结构,屋顶可接合的顶篷,可伸缩和可收缩的支撑装置,以及屏蔽组件,该屏蔽组件枢转地连接到顶篷 或靠近其后端部分。 屏蔽组件包括一个懒惰的钳子连接件,其一个元件直接枢转地​​连接到地板接合结构,另一个元件通过另一个元件枢转地连接到地板接合结构。
    • 8. 发明授权
    • Device for measuring the tension in a continuous chain with link ends
    • 用于测量具有连杆端的连续链条中的张力的装置
    • US07201062B2
    • 2007-04-10
    • US11064331
    • 2005-02-23
    • Nigel HillJohn Tout
    • Nigel HillJohn Tout
    • G01N3/08
    • G01L5/102
    • A device adapted for pulling the ends of a continuous chain together, with each chain end including a link, in order to measure the tension in the chain. The device comprises a first straight section, a second straight section, and a third section that is connected to the first straight section to form an L shaped piece. The device also includes a fourth section connected to one of the first and second straight sections to form an L shaped piece, and means for pinning the four sections together, so that the device surrounds the chain end links so that the ends of the chain can be pulled together to measure the tension in the chain.
    • 适于将连续链的端部拉到一起的装置,每个链末端包括链节,以便测量链中的张力。 该装置包括第一直线部分,第二直线部分和连接到第一直线部分以形成L形部件的第三部分。 该装置还包括连接到第一和第二直部分中的一个以形成L形件的第四部分,以及用于将四个部分固定在一起的装置,使得该装置围绕链条端部链接,使得链条的端部可以 拉在一起以衡量链条中的紧张。
    • 10. 发明授权
    • Roof support suitable for use in mines
    • 屋顶支撑适用于矿山
    • US4430026A
    • 1984-02-07
    • US322283
    • 1981-11-17
    • Nigel HillDennis F. Rutherford
    • Nigel HillDennis F. Rutherford
    • E21D23/00E21D23/06
    • E21D23/0043E21D23/063
    • A roof support suitable for use in mines includes roof-engageable means provided with a roof-engageable pad which is so mounted with respect to the remainder of the roof-engageable means as to be movable with respect thereto for exerting a thrust on the mine roof. A linkage is pivotally connected between the pad and the remainder of the roof-engageable means. Actuator means is so pivotally connected to and supported by the linkage that when operated it effects movement of the pad with respect to the remainder of the roof-engageable means, being itself constrained, simultaneously upon such movement, to move bodily with the pad.
    • 适合用于矿山的屋顶支撑物包括屋顶可接合装置,其具有屋顶可接合的垫,该屋顶可接合垫相对于屋顶可接合装置的其余部分被安装成可相对于其移动以在矿山顶上施加推力 。 连接件枢转地连接在垫和屋顶可接合装置的其余部分之间。 致动器装置如此枢转地连接到联接件并由支撑件支撑,当操作时,它使得垫相对于屋顶可接合装置的其余部分的运动本身被约束,同时在这种移动时,与衬垫一起移动。