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1. 发明授权

US06350540B1 Fuel cell with gas diffusion layer flow passage 有权
标题翻译：具有气体扩散层流动通道的燃料电池
公开(公告)号：US06350540B1
公开(公告)日：2002-02-26
申请号：US09404058
申请日：1999-09-23
申请人： Narutoshi Sugita , Tsugio Ohba , Noboru Okada
发明人： Narutoshi Sugita , Tsugio Ohba , Noboru Okada
IPC分类号： H01M600
CPC分类号： H01M8/0263 , H01M4/8605 , H01M8/023 , H01M8/0273 , H01M8/1007
摘要： A first gas diffusion layer for constructing an anode electrode and a second gas diffusion layer for constructing a cathode electrode are provided with first and second gas flow passages which are formed opposingly to first and second flow passages provided on first and second separators respectively. A fuel gas is supplied to the first flow passage and the first gas flow passage, while an oxygen-containing gas is supplied to the second flow passage and the second gas flow passage. Accordingly, the fuel gas and the oxygen-containing gas are uniformly diffused and supplied to first and second electrode catalyst layers respectively.
摘要翻译：用于构造阳极的第一气体扩散层和用于构成阴极电极的第二气体扩散层设置有分别与设置在第一和第二隔板上的第一和第二流动通道相对形成的第一和第二气体流动通道。在向第二流路和第二气体流路供给含氧气体的同时，向第一流路和第一气体流路供给燃料气体。因此，燃料气体和含氧气体均匀地扩散并分别供给到第一和第二电极催化剂层。

2. 发明授权

US09083017B2 Fuel cell stack 有权
标题翻译：燃料电池堆
公开(公告)号：US09083017B2
公开(公告)日：2015-07-14
申请号：US13007676
申请日：2011-01-17
申请人： Hiroyuki Tanaka , Narutoshi Sugita , Kentaro Ishida , Keisuke Ando
发明人： Hiroyuki Tanaka , Narutoshi Sugita , Kentaro Ishida , Keisuke Ando
IPC分类号： H01M8/04 , H01M8/02 , H01M8/10
CPC分类号： H01M8/04201 , H01M8/0206 , H01M8/0247 , H01M2008/1095 , H01M2250/20 , Y02E60/50 , Y02T90/32
摘要： A fuel cell stack includes a plurality of unit cells stacked in a stacking direction substantially along a direction of gravity. Each of the plurality of unit cells includes a first metal separator, a second metal separator, and a membrane electrode assembly sandwiched between the first metal separator and the second metal. A reactant gas channel allows a reactant gas to flow along a surface of each of the first and second metal separators. A reactant gas inlet manifold and a reactant gas outlet manifold allow the reactant gas to flow the reactant gas inlet manifold and the reactant gas outlet manifold in the stacking direction. A bridge portion forms a connection channel to connect at least the reactant gas outlet manifold to the reactant gas channel. The bridge portion includes a guide portion to break a continuity of condensed water.
摘要翻译：燃料电池堆包括沿着重力方向沿层叠方向堆叠的多个单电池。多个单元电池中的每一个包括第一金属隔板，第二金属隔板和夹在第一金属隔板和第二金属之间的膜电极组件。反应气体通道允许反应气体沿着第一和第二金属分离器的每一个的表面流动。反应气体入口歧管和反应物气体出口歧管允许反应气体在堆叠方向上流过反应气体入口歧管和反应气体出口歧管。桥接部分形成连接通道以至少将反应气体出口歧管连接到反应气体通道。桥接部分包括引导部分，以破坏冷凝水的连续性。

3. 发明授权

US08865366B2 Fuel cell with protruded gas diffusion layer 有权
标题翻译：具有突出气体扩散层的燃料电池
公开(公告)号：US08865366B2
公开(公告)日：2014-10-21
申请号：US13434100
申请日：2012-03-29
申请人： Narutoshi Sugita , Katsuhiko Kohyama , Shuhei Goto , Hiroshi Shinkai , Hiroyuki Tanaka , Takaki Nakagawa
发明人： Narutoshi Sugita , Katsuhiko Kohyama , Shuhei Goto , Hiroshi Shinkai , Hiroyuki Tanaka , Takaki Nakagawa
IPC分类号： H01M8/10 , H01M8/02 , H01M8/24
CPC分类号： H01M8/0271 , H01M8/0247 , H01M8/0258 , H01M8/0263 , H01M8/241 , H01M8/2483 , H01M2008/1095 , Y02E60/50
摘要： An assembling operation of a fuel cell is effectively simplified. With the simple and economical structure, the desired sealing function is achieved. The fuel cell (10) includes a membrane electrode assembly (14) and first and second metal separators (16, 18) sandwiching the membrane electrode assembly (14). Connection channels (28a, 28b) are provided on the first metal separator (16). The connection channels (28a, 28b) connect the oxygen-containing gas supply passage (20a) and the oxygen-containing gas discharge passage (20b) to the oxygen-containing gas flow field (26). The membrane electrode assembly (14) has first overlapping portions (66a, 66b) overlapped on the connection channels (28a, 28b) for sealing the connection channels (28a, 28b). The first overlapping portions (66a, 66b) comprise, in effect, a gas diffusion layer.
摘要翻译：有效地简化燃料电池的组装操作。通过简单经济的结构，实现了所需的密封功能。燃料电池（10）包括膜电极组件（14）和夹着膜电极组件（14）的第一和第二金属隔板（16,18）。连接通道（28a，28b）设置在第一金属分离器（16）上。连接通道（28a，28b）将含氧气体供给通路（20a）和含氧气体排出通路（20b）连接到含氧气体流场（26）。膜电极组件（14）具有重叠在连接通道（28a，28b）上的第一重叠部分（66a，66b），用于密封连接通道（28a，28b）。实际上，第一重叠部分（66a，66b）包括气体扩散层。

4. 发明授权

US08846264B2 Fuel cell comprising offset connection channels 有权
标题翻译：燃料电池包括偏移连接通道
公开(公告)号：US08846264B2
公开(公告)日：2014-09-30
申请号：US13472717
申请日：2012-05-16
申请人： Kentaro Ishida , Shuhei Goto , Narutoshi Sugita , Tetsuya Nakamura
发明人： Kentaro Ishida , Shuhei Goto , Narutoshi Sugita , Tetsuya Nakamura
IPC分类号： H01M8/02 , H01M8/04 , H01M8/22 , H01M8/24
CPC分类号： H01M8/0273 , H01M8/0258 , H01M8/0267 , H01M8/0271 , H01M8/0276 , H01M8/04029 , H01M8/04089 , H01M8/242 , H01M8/2457 , H01M8/2483 , Y02E60/50
摘要： A cell unit of a fuel cell includes a first membrane electrode assembly, a first metal separator, a second membrane electrode assembly, and a second metal separator. Resin frame members are provided at the outer ends of the first and second membrane electrode assemblies. Coolant connection channels including a plurality of grooves is formed in each of the resin frame members. The grooves of the coolant connection channels of the cell unit and grooves of coolant connection channels of a cell unit that is adjacent to the cell unit in the stacking direction are offset from each other, and are not overlapped with each other in the stacking direction.
摘要翻译：燃料电池的电池单元包括第一膜电极组件，第一金属隔板，第二膜电极组件和第二金属隔板。树脂框架构件设置在第一和第二膜电极组件的外端。在每个树脂框架构件中形成包括多个凹槽的冷却剂连接通道。电池单元的冷却剂连通通道的沟槽和与堆叠方向上的电池单元相邻的电池单元的冷却剂连接通道的槽彼此偏移，并且在层叠方向上不重叠。

5. 发明授权

US08778554B2 Fuel cell 有权
标题翻译：燃料电池
公开(公告)号：US08778554B2
公开(公告)日：2014-07-15
申请号：US13495055
申请日：2012-06-13
申请人： Shuhei Goto , Narutoshi Sugita , Kentaro Ishida , Tetsuya Nakamura
发明人： Shuhei Goto , Narutoshi Sugita , Kentaro Ishida , Tetsuya Nakamura
IPC分类号： H01M8/24
CPC分类号： H01M8/026 , H01M8/0258 , H01M8/0263 , H01M8/0267 , H01M8/0273 , H01M8/1007 , H01M8/241 , H01M8/2457 , H01M8/2483
摘要： A fuel cell includes a membrane electrode assembly, and a first separator and a second separator sandwiching the membrane electrode assembly. The membrane electrode assembly has a resin frame member, and an inlet buffer is provided on the resin frame member adjacent to the fuel gas supply passage. The inlet buffer includes a first buffer area adjacent to the fuel gas supply passage and a second buffer area adjacent to a fuel gas flow field. The opening dimension of the first buffer area in a stacking direction is larger than the opening dimension of the second buffer area in the stacking direction.
摘要翻译：燃料电池包括膜电极组件和夹住膜电极组件的第一分离器和第二分离器。膜电极组件具有树脂框架构件，并且入口缓冲器设置在邻近燃料气体供应通道的树脂框架构件上。入口缓冲器包括与燃料气体供应通道相邻的第一缓冲区域和与燃料气体流场相邻的第二缓冲区域。层叠方向上的第一缓冲区域的开口尺寸大于层叠方向上的第二缓冲区域的开口尺寸。

6. 发明授权

US08110316B2 Fuel cell 有权
标题翻译：燃料电池
公开(公告)号：US08110316B2
公开(公告)日：2012-02-07
申请号：US12126595
申请日：2008-05-23
申请人： Masaru Oda , Takashi Kosaka , Norimasa Kawagoe , Teruyuki Ohtani , Narutoshi Sugita , Masaaki Sakano , Masahiro Mohri
发明人： Masaru Oda , Takashi Kosaka , Norimasa Kawagoe , Teruyuki Ohtani , Narutoshi Sugita , Masaaki Sakano , Masahiro Mohri
IPC分类号： H01M8/04
CPC分类号： H01M8/0267 , H01M8/0206 , H01M8/0258 , H01M8/026 , H01M8/0273 , H01M8/241 , H01M8/242 , H01M8/2457 , H01M8/2483 , H01M2008/1095
摘要： A first metal separator of one of adjacent power generation cells and a second metal separator of the other of the adjacent power generation cells are directly stacked together to form a coolant flow field. The first metal separator has a press line protruding toward the coolant flow field, between a fuel gas flow field and an inlet buffer. The second metal separator has a press line protruding toward the coolant flow field, between an oxygen-containing gas flow field and an inlet buffer. The press lines contact each other to limit flow of the coolant into a back surface buffer.
摘要翻译：相邻的发电单元之一的第一金属分离器和相邻的发电单元中的另一个的第二金属分离器直接堆叠在一起以形成冷却剂流场。第一金属分离器具有朝向冷却剂流场突出的压力线，在燃料气体流场和入口缓冲器之间。第二金属分离器具有在含氧气体流场和入口缓冲器之间朝向冷却剂流场突出的压力线。压制线彼此接触以限制冷却剂流入背面缓冲器。

7. 发明授权

US07695845B2 Fuel cell 有权
标题翻译：燃料电池
公开(公告)号：US07695845B2
公开(公告)日：2010-04-13
申请号：US12146850
申请日：2008-06-26
申请人： Narutoshi Sugita , Masaru Oda , Masaaki Sakano , Norimasa Kawagoe , Takashi Kosaka
发明人： Narutoshi Sugita , Masaru Oda , Masaaki Sakano , Norimasa Kawagoe , Takashi Kosaka
IPC分类号： H01M8/00 , H01M8/04 , H01M2/14
CPC分类号： H01M8/0258 , H01M8/026 , H01M8/0267 , H01M8/04029 , H01M8/04089 , H01M8/241 , H01M8/242 , H01M8/2457 , H01M2008/1095
摘要： Each of power generation units of a fuel cell according to the present invention is formed by stacking a first metal separator, a first membrane electrode assembly, a second metal separator, a second membrane electrode assembly, and a third metal separator together. The power generation unit has therein a first oxygen-containing gas flow field, a first fuel gas flow field, a second oxygen-containing gas flow field, and a second fuel gas flow field. The number of flow grooves in the first oxygen-containing gas flow field is different from that of flow grooves in the second oxygen-containing gas flow field, and the number of flow grooves in the first fuel gas flow field is different from that of flow grooves in the second fuel gas flow field.
摘要翻译：本发明的燃料电池的发电单元，通过将第一金属隔板，第一膜电极接合体，第二金属隔板，第二膜电极接合体和第三金属隔板结合在一起而形成。发电单元中具有第一含氧气体流场，第一燃料气体流场，第二含氧气体流场和第二燃料气体流场。第一含氧气体流场中的流槽数与第二含氧气体流场中的流槽的数量不同，第一燃料气体流场中的流槽数与流量的不同第二燃料气体流场中的凹槽。

8. 发明授权

US07201987B2 Membrane electrode assembly, and fuel cell unit 有权
标题翻译：膜电极组件和燃料电池单元
公开(公告)号：US07201987B2
公开(公告)日：2007-04-10
申请号：US10185371
申请日：2002-06-27
申请人： Narutoshi Sugita , Hideaki Kikuchi , Yoshihiro Nakanishi , Tadashi Nishiyama
发明人： Narutoshi Sugita , Hideaki Kikuchi , Yoshihiro Nakanishi , Tadashi Nishiyama
IPC分类号： H01M2/08 , H01M8/02
CPC分类号： H01M8/0273 , H01M4/8605 , H01M4/92 , H01M8/0247 , H01M8/1004 , H01M8/242
摘要： In order to provide an membrane electrode assembly having an electrolyte membrane in which bending and warping of a solid polymer electrolyte membrane are prevented so as to facilitate the handling ability, in the membrane electrode assembly having an electrolyte membrane comprising a solid polymer electrolyte membrane, and a pair of gas diffusion electrodes which are disposed on both sides of the solid polymer electrolyte membrane, a flat surface having the same size as the solid polymer electrolyte membrane is formed by disposing a frame-shaped seal member on an outer surface of the gas diffusion electrode, and the flat surface closely contacts to the solid polymer electrolyte membrane so as to be able to cover and support the solid polymer electrolyte membrane.
摘要翻译：为了提供具有电解质膜的膜电极组件，其中防止固体聚合物电解质膜的弯曲和翘曲以便于处理能力，在具有包含固体聚合物电解质膜的电解质膜的膜电极组件中，以及设置在固体高分子电解质膜两侧的一对气体扩散电极，通过在气体扩散体的外表面上配置框状的密封部件，形成与固体高分子电解质膜相同尺寸的平坦面电极，并且平坦表面紧密接触固体聚合物电解质膜，以便能够覆盖和支撑固体聚合物电解质膜。

9. 发明申请

US20060204807A1 Fuel cell 有权
标题翻译：燃料电池
公开(公告)号：US20060204807A1
公开(公告)日：2006-09-14
申请号：US11370774
申请日：2006-03-08
申请人： Takashi Kosaka , Kentaro Nagoshi , Narutoshi Sugita , Masaru Oda
发明人： Takashi Kosaka , Kentaro Nagoshi , Narutoshi Sugita , Masaru Oda
IPC分类号： H01M8/02 , H01M8/04
CPC分类号： H01M8/04014 , H01M8/0206 , H01M8/0247 , H01M8/0258 , H01M8/0267 , H01M8/241 , H01M8/2457 , H01M8/2483 , H01M2008/1095
摘要： A power generation cell includes a membrane electrode assembly, with an anode side metal separator and a cathode side metal separator sandwiching the membrane electrode assembly. Flow field walls are provided within the coolant flow field for preventing coolant from flowing into an area corresponding to an oxygen-containing gas inlet buffer, while allowing the coolant to flow into an area corresponding to an oxygen-containing gas outlet buffer. Likewise, flow field walls contact each other for preventing the coolant from flowing into an area corresponding to a fuel gas inlet buffer, while allowing the fuel gas to flow into an area corresponding to a fuel gas outlet buffer.
摘要翻译：发电单元包括膜电极组件，其中阳极侧金属隔板和夹着膜电极组件的阴极侧金属隔板。在冷却剂流场内设有流场壁，用于防止冷却剂流入与含氧气体入口缓冲器相对应的区域，同时允许冷却剂流入与含氧气体出口缓冲器对应的区域。同样，流场壁彼此接触，以防止冷却剂流入与燃料气体入口缓冲器相对应的区域，同时允许燃料气体流入对应于燃料气体出口缓冲器的区域。

10. 发明授权

US07014939B2 Fuel cell and fuel cell stack 有权
标题翻译：燃料电池和燃料电池堆
公开(公告)号：US07014939B2
公开(公告)日：2006-03-21
申请号：US10058657
申请日：2002-01-28
申请人： Toshihiko Suenaga , Narutoshi Sugita , Takayuki Ogawa , Keisuke Andou , Masajiro Inoue
发明人： Toshihiko Suenaga , Narutoshi Sugita , Takayuki Ogawa , Keisuke Andou , Masajiro Inoue
IPC分类号： H01M2/08
CPC分类号： H01M8/242 , H01M8/021 , H01M8/0254 , H01M8/0273 , H01M8/0276 , H01M8/0284 , H01M8/2483 , H01M2008/1095
摘要： In a solid polymer electrolyte membrane type fuel cell of the invention, where a pair of electrodes are provided on opposite sides of a solid polymer electrolyte membrane, and the outside thereof is clamped by a pair of separators, and nonconductive picture frame-shaped members 61 are arranged at the outer edge portions of the separators, for allowing increase and decrease of a space between separators, while sealing a gap between the separators.
摘要翻译：在本发明的固体高分子电解质膜式燃料电池中，在固体高分子电解质膜的相对侧设置一对电极，其外侧由一对隔板夹持，非导电性画框状部件61 布置在隔板的外边缘部分，用于允许间隔件之间的空间的增加和减少，同时密封隔板之间的间隙。

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