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    • 11. 发明专利
    • Cylindrical battery
    • 圆柱电池
    • JP2010186650A
    • 2010-08-26
    • JP2009030306
    • 2009-02-12
    • Fdk Energy Co LtdFdkエナジー株式会社
    • ARAE SHUICHISUZUKI MASAHIKONAKANISHI MASANORI
    • H01M2/12H01M2/04
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To provide a cylindrical battery with high safety wherein, first of all, a safe explosion proof function is securely operated at a predetermined internal pressure when gas is generated in a battery and an internal pressure increases, furthermore, when the internal pressure continues to increase, the internal pressure is released outside the battery to prevent rupture of the battery.
      SOLUTION: The cylindrical battery 1a is formed by fitting a sealing body 30a to an opening of a bottomed cylindrical metal battery can 11 in which power generating elements (21-23) are housed and which is opened upward, and tightly sealing through a gasket 34. The sealing body includes a plate-like terminal plate 31a of which an upper part serves as a bottom surface, and a disc-like sealing plate 32 arranged beneath the terminal plate. A cutting blade 41a is formed on a terminal plate bottom surface 44, wherein the cutting blade is formed by bending a tongue piece formed of mountain-like cutouts 40a with a plurality of points vertically inside the battery can, and includes a plurality of tip ends of one main tip end 51 and other sub tip ends 52a. The main tip end is positioned lower than the sub tip ends, and comes close to an upper surface of the sealing plate. As the sealing plate expands upward in accordance with the internal pressure increase in the battery, a first hole 35 is drilled on the sealing plate. The sub tip end of the cutting blade drills a next hole 36 through the sealing plate after the first hole is drilled through the sealing plate and thereby the sealing plate expands further upward.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种具有高安全性的圆柱形电池,其中首先,当在电池中产生气体并且内部压力增加时,安全防爆功能可靠地在预定内部压力下操作,此外, 当内部压力持续增加时,内部压力释放到电池外部以防止电池破裂。 解决方案:圆筒形电池1a通过将密封体30a装配到容纳发电元件(21-23)并向上打开的有底圆筒形金属电池罐11的开口而形成,并且紧密地密封 密封体34.密封体包括其上部用作底面的板状端子板31a和布置在端子板下方的盘状密封板32。 切割刀片41a形成在端子台底面44上,其中切割刀片通过将由具有多个点的山形切口40a形成的舌片弯曲形成,并且包括多个尖端 一个主尖端51和其他子末端52a。 主尖端定位成比副尖端低,并靠近密封板的上表面。 随着密封板根据电池的内部压力增加而向上膨胀,在密封板上钻出第一孔35。 在通过密封板钻出第一孔之后,切割刀片的副尖端通过密封板钻出下一个孔36,从而密封板进一步向上膨胀。 版权所有(C)2010,JPO&INPIT
    • 12. 发明专利
    • Lithium battery pack
    • 锂电池组
    • JP2009252607A
    • 2009-10-29
    • JP2008100948
    • 2008-04-09
    • Fdk Energy Co LtdFdkエナジー株式会社
    • NAKAMURA MITSUHIROMURATA CHIHIROARAE SHUICHISUZUKI MASAHIKONOZUE TOMOHISASATO AKITO
    • H01M2/10H01M2/30H01M2/34
    • H01M10/052H01M2/0285H01M2/105H01M2/30
    • PROBLEM TO BE SOLVED: To provide a lithium battery pack having an outside dimension equivalent to 6LR61 and a large capacity with high reliability. SOLUTION: The lithium battery pack 11 includes an assembled battery 31, a connector member 41, a first conductive member 51, a second conductive member 52, and a receptacle 21, and has an outside dimension equivalent to 6LR61 as a whole and its electromotive force is 9V or more. The assembled battery 31 has three pieces of cylindrical lithium batteries 32-34 having a metallic outer package case arranged in horizontal row. Each cylindrical lithium batteries 32-34 are mutually electrically connected in series. The connector member 41 has a structure in which a positive electrode snap terminal 43 and a negative electrode snap terminal 44 are provided protruding on a main surface of a plate-shape body 42. The receptacle 21 houses the assembled battery 31, the first conductive member 51, and the second conductive member 52 with the positive electrode snap terminal 43 and the negative electrode snap terminal 44 exposed outside. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供外部尺寸相当于6LR61并具有高可靠性的大容量的锂电池组。 解决方案:锂电池组11包括组合电池31,连接器构件41,第一导电构件51,第二导电构件52和插座21,并且外部尺寸相当于6LR61作为整体, 其电动势为9V以上。 组合电池31具有三个圆柱形锂电池32-34,其具有以水平排布置的金属外包装盒。 每个圆柱形锂电池32-34串联地电连接。 连接器构件41具有在板状体42的主表面上突出设置正极卡扣端子43和负极卡扣端子44的结构。插座21容纳组电池31,第一导电部件 并且具有正电极卡扣端子43和负极卡扣端子44的第二导电构件52暴露在外部。 版权所有(C)2010,JPO&INPIT
    • 13. 发明专利
    • Lithium battery
    • 锂电池
    • JP2009129638A
    • 2009-06-11
    • JP2007301713
    • 2007-11-21
    • Fdk Energy Co LtdFdkエナジー株式会社
    • SUZUKI MASAHIKONAKAMURA MITSUHIROARAE SHUICHINOZUE TOMOHISA
    • H01M6/16H01M4/06H01M4/40H01M4/50
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To provide a manganese dioxide-lithium based lithium battery applicable for various uses in a wider temperature range. SOLUTION: This is the lithium battery in which manganese dioxide (MnO 2 ) is used for a positive electrode active material, and in which metal lithium is used for a negative electrode active material. This is the lithium battery in which in an electrolytic solution, a three-component system composed of propylene carbonate (PC), 1,3-dioxolane (DO), and dimethyl ether (DME) that are solvents, in which relative proportion of the three components is PC:DO:DME=1:1.5:0.5, in which as a stabilizer of the DO, 3,5-dimethyl isoxazole (DMIO) is added to the DO by 0.05 wt.%, and in which concentration of lithium perchlorate (LiClO 4 ) used for electrolyte is 0.8 to 1.2 M. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供适用于较宽温度范围内各种用途的二氧化锰 - 锂基锂电池。 解决方案:这是将二氧化锰(MnO 2 )用于正极活性物质的锂电池,其中使用金属锂作为负极活性物质。 这是其中在电解液中由作为溶剂的碳酸丙烯酯(PC),1,3-二氧戊环(DO)和二甲醚(DME))组成的三组分体系的锂电池,其中相对比例 三种组分是PC:DO:DME = 1:1.5:0.5,其中作为DO的稳定剂,将3,5-二甲基异恶唑(DMIO)加入到0.05重量%的DO中,其中锂的浓度 用于电解质的高氯酸盐(LiClO 4 )为0.8〜1.2M。版权所有(C)2009,JPO&INPIT
    • 16. 发明专利
    • Cylindrical battery
    • 圆柱电池
    • JP2007157635A
    • 2007-06-21
    • JP2005354864
    • 2005-12-08
    • Fdk Energy Co LtdFdkエナジー株式会社
    • SUZUKI MASAHIKOTSUCHIDA YUJITSUTSUI KIYOHIDE
    • H01M2/12H01M2/02H01M2/04H01M2/08H01M2/30H01M4/75H01M6/08
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To provide a cylindrical alkaline battery improved in productivity by stabilizing a processing condition, and improved in reliability by preventing a welding part from being easily separated and by reducing dimensional dispersion, in a cylindrical alkaline battery with an explosion-proof valve function installed in a positive electrode terminal part.
      SOLUTION: In this cylindrical alkaline battery where an explosion-proof valve mechanism for executing a degassing operation by rise of battery internal pressure is installed between the positive electrode terminal part 13 and the inside of a positive electrode can 11, the explosion-proof valve mechanism is installed by welding and jointing it in a state stacked on a center surface part of the bottom part of the positive electrode can 11, and a flat shoulder surface part 15 of the bottom part of the positive electrode can 11 is exposed to the outside of the center surface part with the explosion-proof valve function installed thereon.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种通过稳定加工条件提高生产率的圆柱形碱性电池,并且通过防止焊接部分容易分离并通过减小尺寸分散来提高可靠性在具有爆炸性的圆柱形碱性电池中 安全阀功能安装在正极端子部分。 解决方案:在这种圆筒状碱性电池中,在正极端子部13和正极罐11的内部之间安装有用于通过电池内部压力升高进行脱气操作的防爆阀机构, 通过在正极罐11的底部的中心部分上堆叠的状态下进行焊接和接合来安装防爆阀机构,并且将正极罐11的底部的平坦的肩部表面部15暴露于 中心表面部分的外部安装了防爆阀功能。 版权所有(C)2007,JPO&INPIT
    • 17. 发明专利
    • Separator and alkaline dry cell
    • 分离器和碱性干细胞
    • JP2006066088A
    • 2006-03-09
    • JP2004243871
    • 2004-08-24
    • Fdk Energy Co LtdFdkエナジー株式会社
    • SUZUKI MASAHIKOYAMASHITA KATSUHIRO
    • H01M2/18H01M6/08
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To provide a separator with an excellent and stable occlusion state of its bottom part formed by folding in radial direction, capable of surely restraining a gelatinous negative electrode mixture from leaking out in a cell can without using another component such as a bottom paper sheet, and an alkaline dry cell with improved productivity and cost reduction with the use of the separator.
      SOLUTION: The separator 22 of a bottomed cylinder shape interposed between a circular positive electrode mixture 21 and a gelatinous anode mixture 23 in a metal cell can of a bottomed cylinder shape is formed by winding a strip separator material 220 of a given width in a cylindrical shape, and a bottom part 22a is formed by folding one of the width end of the strip separator material 220 in radial direction, and further, a regular creased part 222 is formed at the width end forming the bottomed part 22a in advance.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了提供一种通过在径向上折叠而形成的其底部具有优异且稳定的闭塞状态的隔膜,能够可靠地抑制凝胶状负极混合物在电池罐中泄漏而不使用另一种成分 例如底纸和碱性干细胞,其使用分离器具有提高的生产率和降低成本。 解决方案:通过将具有给定宽度的带状分离器材料220卷绕而形成有底圆柱形状的有底圆柱形状的分离器22,其形成为带有圆筒形状的金属电池罐中的圆形正极混合物21和凝胶状阳极混合物23之间 并且通过将带状分离材料220的宽度端之一沿径向折叠而形成底部22a,此外,在形成有底部22a的宽度端形成有规则褶皱部222 。 版权所有(C)2006,JPO&NCIPI
    • 18. 发明专利
    • Alkaline dry battery
    • 碱性干电池
    • JP2005216738A
    • 2005-08-11
    • JP2004023640
    • 2004-01-30
    • Fdk Energy Co LtdFdkエナジー株式会社
    • SUZUKI MASAHIKOYAMASHITA KATSUHIROTSUTSUI KIYOHIDE
    • H01M2/04H01M2/12H01M6/08
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To surely actuate a safety valve function in abnormal rise of battery internal pressure with a low-cost structure having excellent mass productibity and high repeatability without hindering improvement of battery performance or destabilizing a characteristic of a gasket, in an alkaline dry battery with a safety valve function.
      SOLUTION: This alkaline dry battery is provided with the safety valve function for evacuating a gas generated in the battery from a gas-vent hole 41 of a negative electrode terminal board 40 by annularly rupturing the gasket 50 at a thin part 54 when the battery internal pressure abnormally rises. In the alkaline dry battery, a projecting part 42 is formed on the negative electrode terminal board 40; and the projecting part 42 is interlaid between the gasket ruptured by the abnormal rise of the battery internal pressure and the negative electrode terminal board to secure a ventilation path of the generated gas.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了确保在电池内部压力异常升高的情况下以具有优异的质量产品和高重复性的低成本结构来启动安全阀功能,而不妨碍电池性能的提高或者使垫圈的特性不稳定, 具有安全阀功能的碱性干电池。

      解决方案:该碱性干电池具有安全阀功能,用于通过在薄的部分54环形地破坏垫片50来从阴极端子板40的气体通孔41排出电池中产生的气体, 电池内部压力异常上升。 在碱性干电池中,在负极端子板40上形成突出部42; 并且突出部42被夹在由电池内部压力的异常升高和负极端子板破裂的垫圈之间,以确保产生的气体的通风路径。 版权所有(C)2005,JPO&NCIPI

    • 19. 发明专利
    • Alkaline dry cell
    • 碱性干细胞
    • JP2005100707A
    • 2005-04-14
    • JP2003330516
    • 2003-09-22
    • Fdk Energy Co LtdFdkエナジー株式会社
    • SUZUKI MASAHIKOYAMASHITA KATSUHIROOTA HIROHIKO
    • H01M2/02H01M2/12H01M6/06
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To reduce drastically the percentage of the occurrence of liquid leakage due to long term storage by a relatively simple and easily performable means in an alkaline dry cell having a safety valve function necessary for the prevention of a battery rupture.
      SOLUTION: In a cylindrical alkaline dry cell formed with a ventilating small hole 2 being a degassing passage at a negative electrode terminal plate 21, a sheath material 15 for covering a barrel and upper and the lower peripheral parts of a battery can 11 is constructed of an impermeable material, and the ventilating small hole 23 is covered with one end of the sheath material 15, and furthermore, at least the one end is adhered to the negative electrode terminal plate 21. Thereby, a portion including a gasket 31 and a ventilating small hole 23 is airtightly blocked from the outside.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了在具有防止电池破裂所需的安全阀功能的碱性干电池中通过相对简单且易于实施的手段在很大程度上减少由长期储存引起的液体泄漏的发生百分比 。 解决方案:在形成有通气小孔2的圆筒状碱性干电池中,该负极端子板21为脱气通道,用于覆盖电池筒11的筒体和上部和下部周边部分的护套材料15 由不透水材料构成,通气孔23由护套材料15的一端覆盖,此外,至少一端粘接到负极端子板21上。由此,包括垫圈31的部分 并且通风小孔23从外部气密地封闭。 版权所有(C)2005,JPO&NCIPI