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    • 52. 发明授权
    • Fuel cell
    • 燃料电池
    • US09153825B2
    • 2015-10-06
    • US12747808
    • 2009-11-13
    • Takashi NakagawaToshihiro MatsumotoShinsuke TakeguchiMiyuki Yoshimoto
    • Takashi NakagawaToshihiro MatsumotoShinsuke TakeguchiMiyuki Yoshimoto
    • H01M8/02H01M8/04H01M8/10
    • H01M8/026H01M8/0254H01M8/0263H01M8/0265H01M8/04291H01M2008/1095Y02E60/50
    • A fuel cell includes: a membrane electrolyte assembly which includes a polymer electrolyte membrane and a pair of catalyst electrodes between which the polymer electrolyte membrane is held and separators between which the membrane electrolyte assembly is held. The first separator includes first gas flow channels and second gas flow channels which are adjacent to the first gas flow channels, the first and second gas flow channels supplying an oxidizing gas or a fuel gas to the membrane electrolyte assembly. The first and second gas flow channels are parallel to each other and are alternately arranged, the first gas flow channels are larger in cross sectional area than the second gas flow channels. The second separator includes first gas flow channels parallel to the first and second gas flow channels of the first separator, and second gas flow channels which are adjacent to the first gas flow channels, the first and second gas flow channels supplying an oxidizing gas or a fuel to the membrane electrolyte assembly. The first and second gas flow channels are parallel to each other and are alternately arranged and the oxidizing gas or fuel gas supplied in the first and second gas flow channels of the first separator flows in an opposite direction to the oxidizing gas or fuel gas supplied in the first and second gas flow channels of the second separator.
    • 燃料电池包括:膜电解质组件,其包括聚合物电解质膜和一对催化剂电极,聚合物电解质膜保持在该对电极之间,并且隔膜之间保持有膜电解质组件。 第一分离器包括与第一气体流动通道相邻的第一气体流动通道和第二气体流动通道,第一和第二气体流动通道向膜电解质组件供应氧化气体或燃料气体。 第一和第二气体流动通道彼此平行并且交替地布置,第一气体流动通道的横截面面积大于第二气体流动通道。 第二分离器包括平行于第一分离器的第一和第二气体流动通道的第一气体流动通道和与第一气体流动通道相邻的第二气体流动通道,第一和第二气体流动通道提供氧化气体或 燃料到膜电解质组件。 第一和第二气体流动通道彼此平行并且交替地布置,并且供应到第一分离器的第一和第二气体流动通道中的氧化气体或燃料气体沿与供给的氧化气体或燃料气体相反的方向流动 第二分离器的第一和第二气体流动通道。
    • 53. 发明授权
    • Polymer fuel cell stack and polymer fuel cell separator pair
    • 聚合物燃料电池堆和聚合物燃料电池隔板对
    • US09005840B2
    • 2015-04-14
    • US13386957
    • 2010-07-14
    • Takashi MorimotoToshihiro MatsumotoAtusi MurataMitsuo YoshimuraYoko Yamamoto
    • Takashi MorimotoToshihiro MatsumotoAtusi MurataMitsuo YoshimuraYoko Yamamoto
    • H01M2/18H01M8/02H01M8/10
    • H01M8/0254H01M8/0206H01M8/0263H01M8/0267H01M8/0273H01M8/0276H01M8/0286H01M8/2483H01M2008/1095Y02E60/50
    • A fuel cell separator pair has first and second separators having front and back surfaces, a corrugated plate portion shaped in a wave form at the central portion, and a flat plate portion formed in the peripheral portion and surrounding the corrugated plate portion, wherein the corrugated plate portion of the front surface constitutes a reaction gas channel and the corrugated plate portion of the back surface constitutes a coolant channel. The back surfaces of the first and second separators are facing each other. The flat plate portions of the first and second separators are arranged on top of each other so as to be in contact with each other. The flat plate portion of the second separator protrudes toward the outside beyond the flat plate portion of the first separator. The fuel cell separator pair has a seal member (A) disposed on the flat plate portion of the front surface of the first separator, a seal member (B) disposed on the flat plate portion of the front surface of the second separator, and a seal member (C) disposed on the region protruding beyond the flat plate portion of the first separator in the flat plate portion of the back surface of the second separator.
    • 一种燃料电池隔板对具有前后表面的第一和第二隔板,在中央部形成为波浪状的波纹板部,以及形成于周边部并围绕波纹板部的平板部, 前表面的板部分构成反应气体通道,并且后表面的波纹板部分构成冷却剂通道。 第一和第二分离器的后表面彼此面对。 第一和第二分离器的平板部分彼此顶起设置成彼此接触。 第二分离器的平板部向外侧突出超过第一分离器的平板部。 燃料电池分离器对具有设置在第一分离器的前表面的平板部分上的密封构件(A),设置在第二分离器的前表面的平板部分上的密封构件(B) 密封构件(C),设置在第二隔板的背面的平板部中突出超过第一隔板的平板部的区域。
    • 54. 发明授权
    • Liquid crystal display panel and liquid crystal display device
    • 液晶显示面板和液晶显示装置
    • US08962104B2
    • 2015-02-24
    • US13824587
    • 2011-09-13
    • Toshihiro MatsumotoYuichi KawahiraMasayuki KanehiroShoutarou KawakamiGou Sudou
    • Toshihiro MatsumotoYuichi KawahiraMasayuki KanehiroShoutarou KawakamiGou Sudou
    • C09K19/34C09K19/32C09K19/20C09K19/30G02F1/1333C09K19/02C09K19/44C09K19/12
    • C09K19/02C09K19/322C09K19/3402C09K19/44C09K2019/122C09K2019/3004C09K2019/3009C09K2019/301C09K2019/3425Y10T428/10
    • The present invention provides a liquid crystal display panel that suppresses the temperature dependence of transmittance-gradation characteristics and thus overcomes problems in which significant changes in transmittance-gradation characteristics are caused by the effects of environmental temperature and a light source to lead to the degradation of display performance, and a liquid crystal display device including the liquid crystal display panel. The liquid crystal display panel of the present invention includes a liquid crystal medium containing a plurality of liquid crystal compounds each having a negative dielectric constant anisotropy, the liquid crystal medium being held between a first substrate and a second substrate that are located opposite each other, and a side of each of the substrates in contact with the liquid crystal medium having vertical alignment properties for the liquid crystal compounds. The liquid crystal medium in the liquid crystal display panel contains a liquid crystal composition (1) or a liquid crystal composition (2) having a specific composition. In the liquid crystal display panel, Δγ which pertains to a transmittance-gradation characteristic curve coefficient and which is calculated from specific expressions is 0.2 or less.
    • 本发明提供了一种液晶显示面板,其抑制透射率等级特性的温度依赖性,从而克服了由环境温度和光源的影响导致透射率等级特性的显着变化导致劣化的问题 显示性能,以及包括液晶显示面板的液晶显示装置。 本发明的液晶显示面板包括液晶介质,该液晶介质含有多个具有负的介电常数各向异性的液晶化合物,液晶介质保持在第一基板和第二基板之间,彼此相对定位, 和与具有液晶化合物垂直取向性质的液晶介质接触的每个基板的一侧。 液晶显示面板中的液晶介质含有具有特定组成的液晶组合物(1)或液晶组合物(2)。 在液晶显示面板中,与透射率等级特性曲线系数有关的&Dgr;γ为0.2以下。
    • 55. 发明授权
    • Fuel cell having a fastening structure including a specified configuration of elastic members
    • 具有包括弹性构件的特定构造的紧固结构的燃料电池
    • US08728682B2
    • 2014-05-20
    • US12278076
    • 2008-01-09
    • Hiroki KusakabeToshihiro MatsumotoNorihiko KawabataYoshiki Nagao
    • Hiroki KusakabeToshihiro MatsumotoNorihiko KawabataYoshiki Nagao
    • H01M8/02H01M8/10H01M8/24
    • H01M8/248H01M2008/1095
    • A fuel cell of the present invention includes: four fastening bolts which extend in a stack direction of a stack structure so as to penetrate through openings of end plates and nuts which are disposed at both ends of the fastening bolts and can adjust fastening forces applied by the fastening bolts to the stack structure sandwiched between the end plates. Each fastening bolt is disposed in the vicinity of an intermediate point of each side of the end plate. In an electrode facing region of the end plate, one or more springs are disposed on a first straight line passing through two fastening bolts one or more springs are disposed on a second straight line passing through two fastening bolts one or more springs are disposed on a third straight line passing through two fastening bolts and one or more springs are disposed on a fourth straight line passing through two fastening bolts.
    • 本发明的燃料电池包括:四个紧固螺栓,其沿堆叠结构的堆叠方向延伸以穿过设置在紧固螺栓的两端的端板和螺母的开口,并且可以调节由紧固螺栓施加的紧固力 夹紧在端板之间的堆叠结构的紧固螺栓。 每个紧固螺栓设置在端板每侧的中间点附近。 在端板的面向电极的区域中,一个或多个弹簧设置在穿过两个紧固螺栓的第一直线上,一个或多个弹簧设置在穿过两个紧固螺栓的第二直线上,一个或多个弹簧设置在 通过两个紧固螺栓和一个或多个弹簧的第三条直线设置在穿过两个紧固螺栓的第四条直线上。
    • 56. 发明授权
    • Serpentine fuel cell separator with protrusions and fuel cell including the same
    • 具有突起的蛇形燃料电池分离器和包括其的燃料电池
    • US08278008B2
    • 2012-10-02
    • US11997950
    • 2006-08-04
    • Hiroki KusakabeToshihiro MatsumotoNorihiko KawabataYoshiki NagaoShinsuke TakeguchiYasuo TakebeMasaki Nobuoka
    • Hiroki KusakabeToshihiro MatsumotoNorihiko KawabataYoshiki NagaoShinsuke TakeguchiYasuo TakebeMasaki Nobuoka
    • H01M8/04
    • H01M8/026H01M8/0263H01M8/0265H01M2008/1095
    • A fuel cell separator and a fuel cell are provided that can improve uniformity in reaction gas flow rate and can prevent flooding due to excessive condensed water in passage grooves appropriately. A reaction gas passage region (101) of a separator (2) has a flow splitting region (21) having a passage groove group where the reaction gas is split, and one or more flow merge regions (22) having a recessed portion in which the reaction gas is mixed and connecting a plurality of flow splitting regions so that the passage groove group of the adjacent flow splitting regions (21) are connected to the recessed portion, and protrusions (27) vertically extend from a bottom face of the recessed portion and arranged in an island form. A pair of passage groove groups connected to the recessed portion of the flow merge region (22) is formed so as to have a greater number of grooves in the upstream passage groove group than the number of grooves of grooves in the downstream passage groove group. The recessed portion of the flow merge region (22) is defined, in a turn portion of a serpentine shaped reaction gas passage region (101), by oblique boundaries between the recessed portion and a pair of passage groove groups which are connected to the recessed portion and by the outer end of the turn portion.
    • 提供了能够提高反应气体流量的均匀性的燃料电池用隔板和燃料电池,能够适当地防止通道槽内的过度的冷凝水引起的淹水。 分离器(2)的反应气体通道区域(101)具有分流区域(21),其具有分离反应气体的通道槽组,以及一个或多个具有凹部的流动合流区域(22),其中 反应气体混合并连接多个分流区域,使得相邻分流区域(21)的通道槽组连接到凹部,并且突起(27)从凹部的底面垂直延伸 并以岛屿形式安排。 与流动合流区域(22)的凹部连接的一对通道槽组形成为在上游通道槽组中具有比下游通道槽组中的槽的槽数更多的槽。 流动合流区域(22)的凹部在蛇形反应气体通路区域(101)的转弯部分中被限定在凹部与一对通道槽组之间的斜边界, 部分和转弯部分的外端。
    • 58. 发明授权
    • Fuel cell
    • 燃料电池
    • US08137863B2
    • 2012-03-20
    • US12020249
    • 2008-01-25
    • Shinsuke TakeguchiKazuhito HatohHiroki KusakabeToshihiro Matsumoto
    • Shinsuke TakeguchiKazuhito HatohHiroki KusakabeToshihiro Matsumoto
    • H01M2/14
    • H01M8/0271H01M8/026H01M8/0263H01M8/0276H01M8/0278H01M2008/1095
    • Even if reaction gas flows into a substantially rectangular anode-side and cathode-side gaps formed between an annular main body portion and a membrane electrode assembly in an anode side and a cathode side of a fuel cell, the reaction gas is prevented from flowing out from an outlet without passing through an electrode to cause degradation of power generation efficiency. At least one of anode-side gasket and cathode-side gasket in the fuel cell is provided with an extra sealing portion connected to an annular main body portion in such a manner that, among two pairs of gap portions opposing to each other in the anode-side gap and the cathode-side gap, the extra sealing portion intersects with one pair of gap portions having a larger pressure gradient of fuel gas and oxidant gas in a direction from an upstream side to a downstream side of a fuel gas flow channel and an oxidant gas flow channel.
    • 即使反应气体流入在燃料电池的阳极侧和阴极侧形成于环状主体部与膜电极组件之间的大致矩形的阳极侧和阴极侧的间隙,也能够防止反应气体流出 从而不通过电极而导致发电效率降低。 燃料电池中的阳极侧衬垫和阴极侧衬垫中的至少一个设置有与环形主体部分连接的额外的密封部分,使得在阳极中彼此相对的两对间隙部分中 所述多个密封部与燃料气体和氧化剂气体的压力梯度比从燃料气体流路的上游侧向下游侧更大的压力梯度的一对间隙相交, 氧化剂气体流动通道。
    • 60. 发明申请
    • SOLID POLYMER FUEL CELL
    • 固体聚合物燃料电池
    • US20110207018A1
    • 2011-08-25
    • US13126327
    • 2010-09-09
    • Takashi NakagawaToshihiro MatsumotoMiyuki YoshimotoKenji Arai
    • Takashi NakagawaToshihiro MatsumotoMiyuki YoshimotoKenji Arai
    • H01M8/10H01M2/14H01M8/04
    • H01M8/026H01M8/0258H01M8/0265H01M8/0267H01M8/0273H01M8/1004H01M2008/1095
    • A polymer electrolyte fuel cell includes a membrane electrode assembly including a polymer electrolyte membrane and a pair of catalyst electrodes sandwiching the polymer electrolyte membrane; a pair of separators sandwiching the membrane electrode assembly, the separators each including linear reaction gas channels defined by linear channel ribs, a reaction gas supply manifold hole, and a reaction gas discharge manifold hole; and an inlet gas distribution section for connecting the reaction gas supply manifold hole and the reaction gas channels, wherein the inlet gas distribution section includes n (where n is an integer of 2 or more) distribution ribs for partitioning the inlet gas distribution section into a plurality of spaces, the distribution ribs each having a longitudinal axis perpendicular to a longitudinal axis of the linear reaction gas channels, the distribution ribs each having two or more slits provided therein, the slits being in parallel to the longitudinal axis of the linear reaction channels, when, among the distribution ribs, the distribution rib positioned closest to the reaction gas supply manifold hole is considered as a first distribution rib and the distribution rib positioned closest to the reaction gas channels as an nth distribution rib, and when, among the spaces, the space positioned between the first distribution rib and the reaction gas supply manifold hole is considered as a diffusion space, and an average of sectional areas of the diffusion space, the sectional areas taken along the longitudinal axis of the reaction gas channel and along the normal to the separator's surface, is larger than a sectional area of any of the slits of the first distribution rib, the sectional area taken along the longitudinal axis of the distribution rib and along the normal to the separator's surface.
    • 聚合物电解质燃料电池包括:包含聚合物电解质膜和夹在聚合物电解质膜的一对催化剂电极的膜电极组件; 一对夹着膜电极组件的分离器,每个分离器包括由直线通道肋限定的线性反应气体通道,反应气体供应歧管孔和反应气体排出歧管孔; 以及用于连接反应气体供给歧管孔和反应气体通道的入口气体分配部,其中,所述入口气体分配部包括n(n为2以上的整数)的分配肋,所述分配肋用于将所述入口气体分配部分分割为 多个空间,分配肋各自具有垂直于线性反应气体通道的纵轴的纵轴,分配肋各自具有设置在其中的两个或更多个狭缝,狭缝与线性反应通道的纵向轴线平行 在分配肋之间,最靠近反应气体供给歧管孔的分配肋被认为是第一分配肋,并且最靠近反应气体通道的分配肋作为第n分配肋,并且当在空间 位于第一分配肋和反应气体供应歧管孔之间的空间被认为是ad 如果融合空间以及扩散空间的截面面积的平均值,沿着反应气体通道的纵向轴线并沿着分离器表面的法线截取的截面面积大于第一部分的任何狭缝的截面面积 分布肋,沿着分布肋的纵向轴线并沿着分离器表面的法线截取的截面积。