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    • 3. 发明授权
    • Device for the exact centering of an NMR sample tube
    • 用于NMR样品管精确对中的装置
    • US06563317B2
    • 2003-05-13
    • US10086558
    • 2002-03-04
    • Michael WardenRoberto SeydouxDaniel Marek
    • Michael WardenRoberto SeydouxDaniel Marek
    • G01V300
    • G01R33/30G01R33/307
    • A device for centering an elongated sample tube (8), filled with a measuring substance, relative to the vertical axis of an NMR receiver coil system (9) which is rigidly mounted in a support device, is characterized in that at least two centering devices (13,14) are provided which are separated from each other in an axial direction of the receiver coil axis and act on the sample tube in a radial direction only, one of which is disposed above and the other below the NMR receiver coil system, and at least one positioning devices (16;17) which acts on the sample tube in an exclusively axial direction and which can be located either below or above the NMR receiver coil system, wherein the exclusively radially acting centering devices are rigidly connected to the support device for mounting the NMR receiver coil system. This considerably increases the centering accuracy compared to known devices with simple technical devices to obtain optimum results even for measuring capillary sample tubes which pose the highest requirements in centering accuracy.
    • 用于使装有测量物质的细长样品管(8)相对于刚性地安装在支撑装置中的NMR接收器线圈系统(9)的垂直轴定心的装置的特征在于,至少两个定心装置 (13,14),其在接收器线圈轴线的轴向上彼此分离,并且仅在径向上作用在样品管上,其中一个在NMR接收器线圈系统的上方和另一个之上, 以及至少一个定位装置(16; 17),它们在轴向方向作用在样品管上,并且可以位于NMR接收器线圈系统的下方或上方,其中专用径向作用的定心装置刚性地连接到支撑件 用于安装NMR接收器线圈系统的装置。 与使用简单的技术装置的已知装置相比,这显着提高了定心精度,以便即使在测量对准精度要求最高的毛细管样品管中也能获得最佳结果。
    • 4. 发明授权
    • Device for the transport and exact positioning of a sample tube in a high-resolution NMR spectrometer
    • 用于在高分辨率NMR光谱仪中运送和精确定位样品管的装置
    • US06686740B2
    • 2004-02-03
    • US10086347
    • 2002-03-04
    • Hansjoerg TschirkyMichael WardenRoberto SeydouxDaniel Marek
    • Hansjoerg TschirkyMichael WardenRoberto SeydouxDaniel Marek
    • G01V300
    • G01R33/307
    • A device for transporting an elongated sample tube (8) into the measuring chamber (22) of an NMR magnet system comprising a spinner which has an axial through-bore through which the sample tube can be inserted, transported together with the spinner on an air cushion into the measuring chamber, and positioned therein relative to the vertical axis of the NMR receiver coil system (9) is characterized by a mounting sleeve (17) which is disposed in a collar-like manner radially around the sample tube such that it cannot slip and which, in the operating position of the sample tube, flatly abuts with one end face thereof on a horizontal stop surface (18) in the bottom region inside a two-stage axial bore (20) of the spinner (7b), wherein the inner diameter of the bore (20), in a first stage in the upper region, is larger than the outer diameter of the mounting sleeve, and the inner diameter of a second stage, in the bottom region of the spinner, is smaller than the outer diameter of the mounting sleeve but larger than the outer diameter of the sample tube. This permits modification of a transport device for NMR measuring capillaries using simple technical means such that it is less sensitive than the conventional devices to curtail breakage of glass.
    • 一种用于将细长的样品管(8)输送到包括旋转器的NMR磁体系统的测量室(22)中的装置,该旋转器具有轴向通孔,样品管可穿过该轴向通孔,与旋转器一起在空气 垫片进入测量室,并且相对于NMR接收器线圈系统(9)的垂直轴定位在其中,其特征在于安装套筒(17),其以围绕样品管的径向方式设置成使其不能 并且在样品管的操作位置,在旋转器(7b)的两级轴向孔(20)内的底部区域的水平止动表面(18)上与样品管的操作位置平坦地邻接在其中,其中 在上部区域的第一阶段,孔(20)的内径大于安装套筒的外径,并且在旋转器的底部区域中的第二阶段的内径小于 安装座的外径 而是大于样品管的外径。 这允许使用简单的技术手段修改NMR测量毛细管的运输装置,使得其比常规装置更不易于抑制玻璃破裂。