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    • 66. 发明申请
    • Automatic pressure control device for quartz tube
    • 石英管自动压力控制装置
    • US20060107698A1
    • 2006-05-25
    • US11206365
    • 2005-08-18
    • Hak-Seon KimYeong-Seop Lee
    • Hak-Seon KimYeong-Seop Lee
    • C03B37/07
    • C03B37/01846C03B37/01807
    • An automatic pressure control device for detecting and automatically controlling a gas pressure within a quartz tube in an optical fiber preform fabricating apparatus by regulating the flow rate of gas fed into the quartz tube in accordance with a preset pressure value is disclosed. The automatic pressure control device includes: a main flow controller coupled to a soot box to feed the gas into the quartz tube in accordance with the preset pressure value; a sub flow controller coupled to the soot box to feed the gas into the quartz tube to maintain the preset pressure value when there is a pressure change within the soot box; and a gas pressure controller having a pressure sensor inserted into the soot box to compare a pressure value of a signal detected in real time by the pressure sensor with the preset pressure value and to control the flow rate of the gas to maintain a constant level of gas pressure within the soot box.
    • 公开了一种自动压力控制装置,用于通过根据预设压力值调节进入石英管的气体的流量来检测和自动控制光纤预制棒制造装置中的石英管内的气体压力。 自动压力控制装置包括:主流量控制器,其耦合到烟炱盒,以根据预设压力值将气体进料到石英管中; 连接到烟炱箱的子流量控制器,以在烟炱盒内存在压力变化时将气体供给到石英管中以保持预设压力值; 以及气体压力控制器,其具有插入到烟炱箱中的压力传感器,以将由压力传感器实时检测的信号的压力值与预设压力值进行比较,并且控制气体的流量以保持恒定水平 烟灰缸内的气体压力。
    • 67. 发明申请
    • Method and apparatus for manufacturing optical fiber preform
    • 光纤预制棒的制造方法和装置
    • US20050115277A1
    • 2005-06-02
    • US10835660
    • 2004-04-30
    • Tae-Hyeong KimHak-Seon KimYeong-Seop Lee
    • Tae-Hyeong KimHak-Seon KimYeong-Seop Lee
    • C03B37/018
    • C03B37/01846Y02P40/57
    • A method and an apparatus for manufacturing an optical fiber preform. The method manufactures the optical fiber preform by depositing soot created through a chemical reaction on an inside wall of a reaction tube. The created soot is charged with a first predetermined charge to adhere soot, which is not deposited on the inside wall of the tube, to an electrified body charged with a second predetermined charge opposite to the first predetermined charge. The electrified body is adapted for movement to transport the unused soot to an exterior of the reaction tube. The electrified body is energized with a charge identical to the first predetermined charge of soot, thereby exhausting soot adhering to the electrified body to an exterior of the reaction tube.
    • 一种用于制造光纤预制棒的方法和装置。 该方法通过将通过化学反应产生的烟灰沉积在反应管的内壁上来制造光纤预制件。 所产生的烟灰以第一预定电荷充电,以将未沉积在管的内壁上的烟灰附着到充电与第一预定电荷相反的第二预定电荷的带电体。 带电体适于移动以将未使用的烟灰输送到反应管的外部。 带电体以与第一预定烟灰量相同的电荷通电,从而将附着在电气体上的烟灰排出到反应管的外部。
    • 69. 发明授权
    • Apparatus for shaping glass tubes
    • 玻璃管成型设备
    • US06568218B1
    • 2003-05-27
    • US09497044
    • 2000-02-02
    • Peter M. MuellerIvan Pawlenko
    • Peter M. MuellerIvan Pawlenko
    • C03B2304
    • C03B37/01846C03B23/045C03B23/092C03B23/207Y02P40/57
    • Apparatus for shaping a selected end region and the opening at a selected end of a hollow cylindrical glass tube includes a support member for holding and rotating the tube in a controlled manner and a heat source for supplying sufficient heat to the selected end region of the tube to place it in a malleable state. The apparatus also includes an actuatable mechanical holding means for holding a multi piece mold and for selectively applying the mold to the selected end region of the tube, when the tube is rendered malleable, for shaping the selected end region of the tube including its rim and for controlling the inner diameter of the tube throughout its end region. In one embodiment the apparatus includes a temperature sensor for controlling the operation of the mechanical holding means and the action of the heat source and a micro-controller for automatically activating the application and retraction of the mold.
    • 用于在中空圆柱形玻璃管的选定端形成选定端部区域和开口的装置包括用于以受控方式保持和旋转管的支撑构件和用于向管的选定端部区域供应足够热量的热源 将其置于可塑性状态。 该装置还包括可致动的机械保持装置,用于保持多件式模具,并且当管子具有延展性时,用于选择性地将模具施加到管的选定端部区域,以便使包括其边缘在内的管的选定端部区域成形 用于控制管整个端部区域的内径。 在一个实施例中,该装置包括用于控制机械保持装置的操作和热源的作用的温度传感器和用于自动启动模具的应用和缩回的微控制器。
    • 70. 发明授权
    • Apparatus and method for shaping glass tubes with molds
    • 用模具成型玻璃管的装置和方法
    • US06536239B1
    • 2003-03-25
    • US09497043
    • 2000-02-02
    • Peter M. MuellerIvan Pawlenko
    • Peter M. MuellerIvan Pawlenko
    • C03B2304
    • C03B23/045C03B23/092C03B37/01846C03B37/01892Y02P40/57
    • A mold for shaping the end region and the opening at a selected end of a first, hollow, generally cylindrical, glass tube to enable a second tube, of smaller diameter than the first tube, to be inserted snuggly a first distance within the selected end of the first tube resulting in the two tubes nesting and being self-centered. The mold includes two complementary elongated side pieces having inner side surfaces for, when joined, encircling the periphery of the first tube along a given portion of its selected end region, and an end cap with a cylindrical stub for insertion within the opening of the first tube at its selected end. The two elongated side pieces and the end cap stub are shaped and interact to cause a gradual tapering and narrowing of the inner diameter of the first tube from a first point to a second point along the first tube, where the second point is at the first distance from the selected end of the first tube, and to also cause an enlargement of the inner diameter of the first tube from the second point until the end edge of the first tube. The inner diameter of the first tube at the second point is approximately equal to the inner diameter of the second tube, while the inner diameter of the first tube, between the second point and the end of the tube, is just slightly greater than the outer diameter of the second tube.
    • 用于使第一,中空的,大致圆柱形的玻璃管的选定端处的端部区域和开口成形的模具,使得具有小于第一管的直径的第二管能够在所选择的端部内紧密地插入第一距离 的第一管导致两个管嵌套并且以自我为中心。 模具包括两个互补的细长侧部件,其具有内侧表面,当其接合时,沿其所选择的端部区域的给定部分围绕第一管的周边,并且具有圆柱形短截线的端盖,用于插入第一管 管在其选定的一端。 两个细长的侧部件和端盖短管的形状和相互作用使得第一管的内径从第一点到第二个点沿着第一个管逐渐变细并变窄,其中第二个点处于第一个 距离第一管的选定端的距离,并且还使得第一管的内径从第二点直到第一管的端部边缘的放大。 在第二点处的第一管的内径大致等于第二管的内径,而第二管和第二管之间的第一管的内径稍大于外径 第二管的直径。