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    • 42. 发明申请
    • ROLL FORMING DEVICE
    • 滚筒成型装置
    • US20150190854A1
    • 2015-07-09
    • US14423861
    • 2014-03-07
    • Keiji HASHIMOTOTomoyuki TAKAMURA
    • Tomoyuki TakamuraKeiji Hashimoto
    • B21B27/02B21H7/00
    • B21B27/02B21D13/045B21D28/12B21D28/36B21D31/043B21D31/046B21H7/00
    • A first roll (20) and a second roll (40) of a roll forming device are provided with a plurality of stacked cutting blades (22, 122) and retainers (21, 121). The retainers (21, 121) pass through the stacked cutting blades (22, 122) and receive a first rotating shaft (16) and a second rotating shaft (18). Projections (21a, 121a) are formed on end portions of the retainers (21, 121). When the cutting blades (22, 122) are stacked, the projections (21a, 121a) control positioning operation of the cutting blades (22, 122). With this constitution, when the cutting blades (22, 122) are joined in a stacked state to the retainers (21, 121), the cutting blades (22, 122) in the stacking direction is controlled with the retainers (21, 121).
    • 辊成形装置的第一辊(20)和第二辊(40)设置有多个堆叠的切割刀片(22,122)和保持器(21,121)。 保持器(21,121)穿过堆叠的切割刀片(22,122)并且接收第一旋转轴(16)和第二旋转轴(18)。 突起(21a,121a)形成在保持器(21,121)的端部上。 当切割刀片(22,122)堆叠时,突起(21a,121a)控制切割刀片(22,122)的定位操作。 利用这种构造,当切割刀片(22,122)以堆叠状态接合到保持器(21,121)时,沿着堆叠方向的切割刀片(22,122)由保持器(21,121)控制, 。
    • 43. 发明授权
    • Fuel battery
    • 燃油电池
    • US09065090B2
    • 2015-06-23
    • US13522620
    • 2010-12-16
    • Kousuke KawajiriKeiji HashimotoSatoshi FutamiTomokazu Hayashi
    • Kousuke KawajiriKeiji HashimotoSatoshi FutamiTomokazu Hayashi
    • H01M8/02H01M8/04H01M8/10
    • H01M8/026H01M8/0263H01M8/0265H01M2008/1095H01M2250/20Y02E60/50Y02T90/32
    • A membrane electrode assembly (15) formed by a solid electrolyte membrane (16) and electrode catalyst layers (17, 18) is interposed between a pair of frames (13, 14). Gas diffusion layers (19, 20) are laminated onto the surface of the electrode catalyst layers (17, 18). A first gas passage forming member (21) is laminated onto the surface of the gas diffusion layer (19) while a second gas passage forming member (22) is laminated onto the surface of the gas diffusion layer (20). Separators (23, 24) contact surfaces of the frame (13, 14) and the first and second gas passage forming member (21, 22). A plurality of first and second straight grooves (21c, 21d) are formed on the first gas passage forming member (21), such that the widths (w1, w2) differ from each other, and cross-sectional areas of the paths for the first and second gas passages (T1, T2) differ from each other.
    • 由固体电解质膜(16)和电极催化剂层(17,18)形成的膜电极组件(15)插入在一对框架(13,14)之间。 气体扩散层(19,20)层压在电极催化剂层(17,18)的表面上。 第一气体通道形成构件(21)层压在气体扩散层(19)的表面上,而第二气体通道形成构件(22)层压在气体扩散层(20)的表面上。 隔板(23,24)接触框架(13,14)和第一和第二气体通道形成构件(21,22)的表面。 在第一气体通道形成构件(21)上形成有多个第一和第二直槽(21c,21d),使得宽度(w1,w2)彼此不同,并且所述路径的横截面积 第一和第二气体通路(T1,T2)彼此不同。
    • 44. 发明申请
    • FUEL BATTERY
    • 燃油电池
    • US20140017582A1
    • 2014-01-16
    • US14007952
    • 2012-04-11
    • Keiji HashimotoKousuke KawajiriSatoshi Futami
    • Keiji HashimotoKousuke KawajiriSatoshi Futami
    • H01M8/04
    • H01M8/04291H01M8/0247H01M8/0258H01M8/0267H01M8/241H01M8/2457Y02E60/50
    • A fuel battery includes an oxidant gas flow passage having a downstream section, in which a gas diffusion porous body is arranged. The fuel battery includes a fuel gas flow passage having a downstream section, in which a gas diffusion porous body is arranged. A cooling medium flow passage is formed between a first separator of each unit cell of the fuel battery and a second separator of a unit cell adjacent to the unit cell. The flowing direction of a cooling medium in the cooling medium flow passage is the same as that of oxidant gas in the oxidant gas flow passage. An upstream section of the cooling medium flow passage is located closer to a surface of a membrane-electrode assembly that faces the oxidant gas flow passage adjacent to the cooling medium flow passage as compared with a downstream section of the cooling medium flow passage.
    • 燃料电池包括具有下游部分的氧化剂气体流动通道,其中布置有气体扩散多孔体。 燃料电池包括具有下游部分的燃料气体流动通道,其中布置有气体扩散多孔体。 在燃料电池的每个单元电池的第一分离器和与单元电池相邻的单元电池的第二分离器之间形成冷却介质流动通道。 冷却介质流路中的冷却介质的流动方向与氧化剂气体流路中的氧化剂气体的流动方向相同。 与冷却介质流路的下游部相比,冷却介质流路的上游部更靠近膜电极接合面与氧化剂气体流路相邻的冷却介质流路的表面。
    • 46. 发明授权
    • Gas diffusion layer in a fuel cell
    • 燃料电池中的气体扩散层
    • US08034510B2
    • 2011-10-11
    • US12441579
    • 2007-10-24
    • Kazunari MotekiKeiji Hashimoto
    • Kazunari MotekiKeiji Hashimoto
    • H01M8/04
    • H01M8/0247H01M8/0258H01M8/026H01M8/0267H01M8/241H01M8/2457H01M8/2483H01M2008/1095
    • A fuel cell includes a gas channel-forming member that forms a channel for supplying a reactant gas to a plane of an electrode. A basic structure of the gas channel-forming member is a corrugated plate portion in which ridge portions and trough portions continuously alternate with each other. In the gas channel-forming member, a plurality of corrugated plate portions are interconnected. Specifically, two adjacent corrugated plate portions are interconnected so that the trough portions of one of the two connect to the ridge portions of the other corrugated plate portion. The gas channel-forming member is disposed so that the direction of alignment of the connection planes S formed by the interconnection between the trough portions and the ridge portions is parallel to the plane of the electrode. This structure improves the diffusion efficiency of the reactant gas in the gas channel.
    • 燃料电池包括形成用于向电极的平面供应反应气体的通道的气体通道形成部件。 气体通道形成部件的基本结构是波纹板部分,其中脊部分和谷部分彼此连续交替。 在气体通道形成构件中,多个波纹板部分相互连接。 具体地,两个相邻的波纹板部分互连,使得其中一个的波谷部分连接到另一个波纹板部分的脊部。 气体流路形成构件被设置成使得由谷部和脊部之间的互连形成的连接面S的对准方向平行于电极的平面。 这种结构提高了气体通道中反应气体的扩散效率。
    • 48. 发明申请
    • SEPARATOR FOR FUEL CELL
    • 燃料电池分离器
    • US20090155665A1
    • 2009-06-18
    • US12067620
    • 2006-07-13
    • Keiji Hashimoto
    • Keiji Hashimoto
    • H01M8/02
    • H01M8/0258H01M8/0202H01M8/0232H01M8/0247H01M8/026H01M8/0297H01M8/242H01M2008/1095
    • A separator includes a separator body 11 and a collector 12. The separator body 11 prevents a mixed flow of fuel gas and oxidizer gas. The collector 12 is formed from a metal lath RM in which through holes each having an opening shape assuming the form of a hexagon are formed in a meshy, step-like arrangement. This establishes a substantially linear contact mode between the collector 12 and each of the separator body 11 and a carbon cloth CC superposed on an MEA 30. This contact mode increases a contact area between the carbon cloth CC and gas and allows a necessary and sufficient contact area between the carbon cloth CC and the separator body 11. Thus, gas can be supplied efficiently, and generated electricity can be collected efficiently to thereby improve electricity generation efficiency of a fuel cell.
    • 分离器包括分离器主体11和收集器12.分离器主体11防止燃料气体和氧化剂气体的混合流动。 集电体12由金属板条RM形成,其中各孔具有呈六边形形状的开口形状,形成为网状的阶梯状布置。 这在集电器12与分离器主体11和叠加在MEA 30上的碳布CC之间建立了基本上线性的接触模式。该接触模式增加了碳布CC和气体之间的接触面积,并允许必要和充分的接触 炭布CC与分离器主体11之间的区域。因此,可以有效地提供气体,并且可以有效地收集发电,从而提高燃料电池的发电效率。
    • 49. 发明申请
    • ELECTRODE STRUCTURE OF FUEL CELL
    • 燃料电池的电极结构
    • US20090075140A1
    • 2009-03-19
    • US11575070
    • 2006-07-20
    • Keiji HashimotoEiichirou MorozumiMichi Hashiba
    • Keiji HashimotoEiichirou MorozumiMichi Hashiba
    • H01M4/90
    • H01M8/1004C01B3/0031C01B3/0036C01B3/0057C22C14/00C22C19/007C22C19/03C22C30/00C22C38/08C22C38/14H01M4/881H01M4/90H01M4/9041H01M4/9091H01M8/04104H01M8/04149H01M8/04223Y02E60/327
    • An MEA includes an electrolyte membrane permeable to hydroxide ions. A catalyst layer formed of a hydrogen storage alloy is provided on one surface of the membrane facing the anode electrode layer. Another catalyst layer formed of platinum-on carbon is provided on the opposite surface of the membrane facing the cathode electrode layer. The catalyst layer on the anode-electrode-layer side dissociates hydrogen gas into atomic hydrogen, diffuses the atomic hydrogen by way of solid phase diffusion, and absorbs/desorbs atomic hydrogen. The catalyst layer on the cathode-electrode-layer side forms hydroxide ions from air, humidifying water, and electrons. The membrane allows movement of the hydroxide ions to the catalyst layer on the anode-electrode-layer side. This leads to formation of water on the anode-electrode-layer side, whereby occurrence of dry-up can be prevented. Even when flooding arises from formed water, atomic hydrogen can smoothly move through solid-phase diffusion. An open circuit voltage of the catalyst layer on the cathode-electrode-layer side can be made smaller than an elution potential of platinum. Since the catalyst layer on the anode-electrode-layer side absorbs excess hydrogen gas, wasteful discharge of hydrogen gas can be avoided.
    • MEA包括可渗透氢氧根离子的电解质膜。 在面向阳极电极层的膜的一个表面上设置由储氢合金形成的催化剂层。 由铂 - 碳形成的另一催化剂层设置在面对阴极电极层的膜的相对表面上。 阳极电极层侧的催化剂层将氢气分解为原子氢,通过固相扩散扩散原子氢,并吸收/解吸原子氢。 阴极电极层侧的催化剂层由空气,加湿水和电子形成氢氧根离子。 膜允许氢氧根离子移动到阳极 - 电极层侧的催化剂层。 这导致在阳极电极层侧形成水,由此可以防止干燥的发生。 即使是由形成的水引起的洪水,原子氢也能平稳地移动通过固相扩散。 可以使阴极电极层侧的催化剂层的开路电压小于铂的洗脱电位。 由于阳极电极层侧的催化剂层吸收过量的氢气,因此可以避免氢气的排出。