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    • 63. 发明公开
    • SOLAR CELL PANEL
    • SOLARZELLENTAFEL
    • EP1780801A4
    • 2009-02-25
    • EP05752958
    • 2005-06-24
    • UNIV TOHOKU
    • OHMI TADAHIROMORIMOTO AKIHIROTAKEHISA KIWAMU
    • H01L31/042
    • H01L31/055H01L31/02168Y02E10/52
    • Generally, solar cell panels are black, being inferior in design. An object of the invention is to provide a transparent plate which develops color without lowering power generation efficiency; and a solar cell panel which uses such transparent plate. A solar cell panel according to the invention has a construction such that the solar cell is covered by a transparent plate which is characterized by absorbing infrared light and emitting visible light. Since the transparent plate develops color by using infrared light which does not contribute to power generation, there is obtained a solar cell panel which is superior in the viewpoint of decoration without lowering the power generation efficiency of solar cells.
    • 通常,太阳能电池板是黑色的,设计较差。 本发明的目的是提供一种在不降低发电效率的情况下显色的透明板; 以及使用这种透明板的太阳能电池板。 根据本发明的太阳能电池板具有这样的结构,即太阳能电池被透明板覆盖,该透明板的特征在于吸收红外光并发出可见光。 由于透明板通过使用对发电无贡献的红外光来显色,因此获得了从装饰角度来看优异而不降低太阳能电池的发电效率的太阳能电池面板。
    • 67. 发明公开
    • SCREW VACUUM PUMP
    • 螺杆真空泵
    • EP1780417A4
    • 2012-04-18
    • EP05751103
    • 2005-06-17
    • UNIV TOHOKU
    • OHMI TADAHIRO
    • F04C18/16F04C18/08F04C25/02
    • F04C18/084F04C18/16
    • A screw vacuum pump 30 includes a gas working chamber formed by a male screw rotor 4 and a female screw rotor 5 respectively including unequal lead screws engaging each other and having a lead angle that continuously changes with the advance of helix and a stator 13 receiving therein both rotors. The stator 13 is provided with a gas inlet port 14 and a gas outlet port 10 that can communicate with one end portion and the other end portion of the working chamber, respectively. The male screw rotor 4 and the female screw rotor 5 have unequal lead screws each of which is formed into a perpendicular-to-axis cross-sectional shape that changes following a continuous change in lead angle with the advance of helix. Alternatively, one of the male screw rotor 4 and the female screw rotor 5 has the unequal lead screw formed into a perpendicular-to-axis cross-sectional shape that is constant. Another has the unequal lead screw formed into a perpendicular-to-axis cross-sectional shape that changes. By this, an engagement gap between the unequal lead screws from the suction side to the discharge side is made constant.