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    • 3. 发明申请
    • TUBULAR EXPANSION DEVICE AND METHOD OF FABRICATION
    • 管状膨胀装置和制造方法
    • WO2008073976A3
    • 2008-11-20
    • PCT/US2007087253
    • 2007-12-12
    • FLY CHARLES BFLY GERALD WWALKER KENNETH W
    • FLY CHARLES BFLY GERALD WWALKER KENNETH W
    • F16L55/16
    • F16L55/165E21B43/105F16L13/147F16L55/163F16L55/1653F16L55/1654F16L55/1657F28F9/16F28F11/00
    • The invention comprises a device for expanding tubular members to a controlled diameter and its method of fabrication. The device includes an expandable bladder (140) held in a convoluted form. After the device is inserted into a cylindrical tube (200) to be evenly expanded, the bladder is expanded by hydraulic pressure to a controlled maximum diameter. It is then deflated so the device can then be moved to another location and reused. The bladder is formed from a flexible impervious material having integral reinforcing fiber It is initially formed in a fully expanded configuration over a convoluted mandrel (120) and a removable cylindrical shell. When the shell is removed vacuum, or external pressure draws the bladder against the mandrel. The bladder is overmolded with a resilient cove (150) to hold it in reduced form until pressurized. The bladder cover prevents the bladder from kinking during expansion.
    • 本发明包括用于将管状构件膨胀到受控直径的装置及其制造方法。 该装置包括保持在卷积形式的可膨胀囊(140)。 在将装置插入圆柱形管(200)以均匀膨胀之后,通过液压将囊膨胀至受控的最大直径。 然后将其放气,从而可以将设备移动到另一个位置并重新使用。 囊状物由具有整体增强纤维的柔性不透性材料形成。它最初以完全膨胀的形式形成在卷曲的心轴(120)和可移除的圆柱形壳体上。 当外壳去除真空时,或外部压力将气囊拉到心轴上。 膀胱用弹性杯(150)包覆成型,以将其保持在减小的形式,直到加压。 膀胱盖防止膀胱在扩张期间发生扭结。
    • 9. 发明专利
    • FUEL CELL PROVIDED WITH COMPLICATED MEA
    • JP2002184426A
    • 2002-06-28
    • JP2001325064
    • 2001-10-23
    • GEN MOTORS CORP
    • FLY GERALD WBRADY BRIAN K
    • H01M8/02H01M8/04H01M8/10H01M8/18H01M8/24
    • PROBLEM TO BE SOLVED: To increase the quantity of electric energy for given size, weight, and cost of a fuel cell. SOLUTION: The proton exchange film fuel cell is provided with a membrane electrode assembly 78 including a proton penetration film, a catalyst anode layer 90 formed on the face on one side of the film, and a catalyst cathode layer 92 formed on the other face of the film. The fuel cell 76 is extended over each of the catalyst anode and cathode layers to form a gas flow place. It is further provided with a transmission distribution layer formed on the layers. The film electrode assembly has a complicated form to increase a ratio of a film area to an effective flat area of the fuel cell and increase an electric output of the fuel cell for the effective flat fuel cell area given by it. The complicated form of the membrane electrode assembly divides the gas distribution layer into parallel and separated channels 96, 98 to enable the use of an inexpensive foaming material for the gas distribution layer irrespective of unevenness of porosity rate of the foaming material.