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    • 51. 发明申请
    • NONAQUEOUS ELECTROLYTE SECONDARY CELL
    • 非电解电解质二次电池
    • US20140302366A1
    • 2014-10-09
    • US14343198
    • 2012-09-14
    • Yasunari SugitaKazuki EndoTatsuya IshibashiMasato Fujikawa
    • Yasunari SugitaKazuki EndoTatsuya IshibashiMasato Fujikawa
    • H01M2/26H01M10/0587
    • H01M2/263H01M4/70H01M10/0587Y02E60/122
    • A nonaqueous electrolyte secondary battery includes: an electrode group including a positive electrode plate, a negative electrode plate, and a separator. The positive and negative electrode plates are wound with the separator interposed therebetween. The positive electrode plate includes a first current collector exposed portion where a portion of the positive electrode current collector corresponding to an outermost portion of the electrode group is exposed over a length of greater than or equal to one turn in a winding direction of the electrode group, and a second current collector exposed portion where a portion of the positive electrode current collector corresponding to a middle portion of the electrode group is exposed over a length of greater than or equal to one turn in the winding direction. A positive electrode lead is provided on the second current collector exposed portion so as to be connected to an external electrode.
    • 非水电解质二次电池包括:包括正极板,负极板和隔膜的电极组。 正极板和负极板之间夹有隔膜。 正极板包括:第一集电体露出部,其中对应于电极组的最外部分的正极集电体的一部分在电极组的卷绕方向上暴露在大于或等于一匝的长度上 以及第二集电体露出部,其中与电极组的中间部对应的正极集电体的一部分在卷绕方向上暴露在大于或等于一匝的长度上。 正极引线设置在第二集电体露出部分上,以连接到外部电极。
    • 55. 发明授权
    • Lithium ion secondary battery and method for producing the same
    • 锂离子二次电池及其制造方法
    • US07754375B2
    • 2010-07-13
    • US11363189
    • 2006-02-28
    • Masato FujikawaHajime NishinoMikinari Shimada
    • Masato FujikawaHajime NishinoMikinari Shimada
    • H01M2/14
    • H01M10/058H01M2/16H01M2/1686H01M2/18H01M4/13H01M4/131H01M4/133H01M10/0525H01M10/44
    • Disclosed is a lithium ion secondary battery wherein an active material layer of at least one of positive and negative electrodes, or a separator carries a porous insulating layer, and the surface of the active material layer or separator carrying the porous insulating layer has a first region in which the porous insulating layer is formed and a second region including plural discontinuous deficient hole portions where the porous insulating layer is not formed. When a given reference deficient hole portion is selected from the plural deficient hole portions and a given circle having an area ten times that of the reference deficient hole portion is set on the surface of the active material layer or separator, the area of a part of the second region surrounded by the circle is controlled to not less than 10 μm2 and not more than 100 mm2.
    • 公开了一种锂离子二次电池,其中正极和负极中的至少一个的活性材料层或隔板承载多孔绝缘层,并且承载多孔绝缘层的活性材料层或隔板的表面具有第一区域 其中形成多孔绝缘层,以及包括多个不连续缺陷孔部分的第二区域,其中未形成多孔绝缘层。 当从多个缺陷孔部分选择给定的参考缺陷孔部分并且将具有参考缺陷孔部分的面积的十倍的给定圆圈设置在活性物质层或分离器的表面上时, 由圆圈包围的第二区域被控制在不小于10μm2且不大于100mm2。
    • 57. 发明授权
    • Internal short detection apparatus for secondary-battery, internal short detection method for secondary-battery, battery-pack, and electronic equipment
    • 用于二次电池的内部短路检测装置,二次电池,电池组和电子设备的内部短路检测方法
    • US07560901B2
    • 2009-07-14
    • US11354935
    • 2006-02-16
    • Masato FujikawaMasaru KawabeMikinari Shimada
    • Masato FujikawaMasaru KawabeMikinari Shimada
    • H02J7/00G01N27/416
    • G01R31/025G01R31/36H02J7/0011H02J7/0031
    • A secondary-battery internal short detection apparatus is provided which is capable of precisely detecting an internal short being generated in a secondary-battery. In this apparatus: an electricity-quantity storage circuit stores in advance a reference electricity-quantity necessary for charging the secondary-battery from a first voltage to a second voltage; an electricity-quantity accumulation circuit measures an accumulative electricity-quantity necessary for charging the secondary-battery from the first voltage to the second voltage; and an internal short detection circuit compares the accumulative electricity-quantity measured by the electricity-quantity accumulation circuit and the reference electricity-quantity stored in the electricity-quantity storage circuit, if the accumulative electricity-quantity is larger than the reference electricity-quantity, then decides that an internal short is generated, and if the accumulative electricity-quantity is equal to, or smaller than, the reference electricity-quantity, then without deciding that an internal short is generated, rewrites the reference electricity-quantity stored in the electricity-quantity storage circuit into the accumulative electricity-quantity.
    • 提供一种二次电池内部短路检测装置,其能够精确地检测在二次电池中产生的内部短路。 在该装置中:电量存储电路预先将从二次电池充电所需的基准电量从第一电压存储到第二电压; 电量累积电路测量从第一电压向第二电压充电二次电池所需的累积电量; 并且内部短路检测电路将蓄电量累积电路测得的累积电量和存储在电量存储电路中的参考电量进行比较,如果累积电量大于基准电量, 然后判定内部短路产生,如果累计电量等于或小于参考电量,则不决定发生内部短路,则重写存储在电力中的参考电量 - 数量存储电路进入累计电量。
    • 59. 发明申请
    • Lithium secondary battery
    • 锂二次电池
    • US20070190407A1
    • 2007-08-16
    • US11705510
    • 2007-02-13
    • Masato FujikawaKaoru InoueMikinari Shimada
    • Masato FujikawaKaoru InoueMikinari Shimada
    • H01M2/18H01M2/08
    • H01M2/1673H01M2/1646H01M2/166H01M4/131H01M4/133H01M4/62H01M10/052H01M10/0587H01M2004/021Y02T10/7011
    • A lithium secondary battery having enhanced safety, which includes an electrode group, a non-aqueous electrolyte and a battery can for housing them. The electrode group includes: a positive electrode having a strip-shaped positive electrode current collector and a material mixture layer carried thereon; a negative electrode having a strip-shaped negative electrode current collector and a material mixture layer carried thereon; a separator; and a porous heat resistant layer. The positive and negative electrodes are spirally wound with the separator and the porous heat resistant layer interposed therebetween. An outermost surface of the electrode group includes an exposed portion of either of the positive and negative electrode current collectors. The exposed portion faces an inner surface of the battery can with the separator interposed therebetween, and has opposite polarity to that of the battery can.
    • 具有增强的安全性的锂二次电池,其包括电极组,非水电解质和用于容纳它们的电池壳。 电极组包括:具有带状正极集电体和承载在其上的材料混合层的正极; 具有带状负极集电体和承载在其上的材料混合层的负极; 分隔符 和多孔耐热层。 正极和负极用隔板螺旋卷绕,并且多孔耐热层插入其间。 电极组的最外表面包括正极集电体和负极集电体中的任一个的露出部分。 暴露部分面对电池壳体的内表面,隔膜间隔开,并且具有与电池罐相反的极性。
    • 60. 发明授权
    • Electric torque converter mounted on parallel hybrid vehicle
    • 安装在并联混合动力汽车上的电力变矩器
    • US06474428B1
    • 2002-11-05
    • US09691062
    • 2000-10-19
    • Masato FujikawaYasuo SumiKenji Nakashima
    • Masato FujikawaYasuo SumiKenji Nakashima
    • B60K100
    • B60K6/365B60K6/383B60K6/40B60K6/405B60K6/48B60K6/547B60L11/14B60L2270/40F16H3/66F16H3/725H02K7/006Y02T10/6221Y02T10/641Y02T10/70Y02T10/7077Y10S903/903Y10S903/906Y10S903/909Y10S903/91Y10S903/913Y10S903/919Y10S903/951Y10S903/952
    • An electric torque converter mounted on a parallel hybrid vehicle employing a parallel hybrid system, using both an internal combustion engine and an electric motor for propulsion, includes an electric motor generator, and a composition-and-distribution mechanism located between the engine and a transmission for mechanically combining torque produced by the engine and torque produced by the motor generator with each other and for mechanically distributing the torque produced by the engine into the motor generator and a transmission input shaft. A converter case of the electric torque converter has a first casing member partitioning the transmission from the electric torque converter, a second casing member located between the engine and the transmission for partitioning the electric torque converter from the exterior, and a third casing member partitioning the motor generator from the composition-and-distribution mechanism. The third casing member has a large-diameter portion fixed to the first casing member, a medium-diameter portion housing therein the composition-and-distribution mechanism and placing therearound a motor generator rotor so that part of the motor generator rotor overlaps with the composition-and-distribution mechanism in a radial direction, and a small-diameter portion whose inner periphery rotatably supports a motor generator rotor support arranged coaxially with the transmission input shaft.
    • 一种使用并联混合动力系统的并联混合动力车辆的电力变矩器,其使用内燃机和用于推进的电动机,包括电动发电机和位于发动机和变速器之间的组合和分配机构 用于机械地组合由发动机产生的扭矩和由电动发电机产生的扭矩彼此并且将由发动机产生的扭矩机械地分配到电动发电机和变速器输入轴中。 电动液力变矩器的转换器壳体具有分隔来自电力变矩器的变速器的第一壳体构件,位于发动机和变速器之间的第二壳体构件,用于将电力变矩器与外部分隔开;第三壳体构件, 电动发电机组成分配机制。 第三壳体构件具有固定到第一壳体构件的大直径部分,容纳组合和分配机构的中等直径部分,并且围绕电动发电机转子放置,使得电动发电机转子的一部分与组合物重叠 以及小径部,其内周部可旋转地支撑与变速器输入轴同轴配置的电动发电机转子支承部。