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    • 2. 发明授权
    • Secondary battery
    • 二次电池
    • US09123929B2
    • 2015-09-01
    • US13485025
    • 2012-05-31
    • Chang-Bum Ahn
    • Chang-Bum Ahn
    • H01M2/08H01M2/12H01M2/06H01M2/30
    • H01M2/06H01M2/08H01M2/12H01M2/30
    • A secondary battery includes an electrode assembly, a case and a tab film. The electrode assembly has first and second electrode tabs formed to protrude therefrom. The case accommodates the electrode assembly so that a portion of at least one of the first and second electrode tabs is exposed to an outside thereof, and has a sealing portion formed along an edge portion thereof. The tab film is formed to surround at least one of the first and second electrode tabs that come in contact with the sealing portion of the case. In the tab film, at least one region of the tab film is formed of a material having a melting point different from that of the other region. Accordingly, the explosion and fire of the secondary battery is prevented, thereby improving the safety of the secondary battery.
    • 二次电池包括电极组件,壳体和接片膜。 电极组件具有形成为从其突出的第一和第二电极接片。 所述壳体容纳所述电极组件,使得所述第一电极接线片和所述第二电极接线片中的至少一个的一部分暴露于其外部,并且具有沿其边缘部分形成的密封部分。 接片膜形成为围绕与壳体的密封部分接触的第一和第二电极接头中的至少一个。 在接片膜中,接片膜的至少一个区域由具有与其它区域的熔点不同的熔点的材料形成。 因此,防止二次电池的爆炸和火灾,从而提高二次电池的安全性。
    • 4. 发明授权
    • Secondary battery
    • 二次电池
    • US08999563B2
    • 2015-04-07
    • US13403877
    • 2012-02-23
    • Chang-Bum Ahn
    • Chang-Bum Ahn
    • H01M2/08H01M2/34H01M2/02H01M2/12H01M2/04H01M10/42H01M10/0525
    • H01M2/021H01M2/0212H01M2/0267H01M2/0287H01M2/0413H01M2/127H01M2/348H01M10/0525H01M10/4235
    • Disclosed is a battery pack which includes: a battery case comprising a first case member and a second case member, which in combination define an enclosed space, the first case member comprising a first sealing portion, the second case member comprising a second sealing portion, wherein the first and second sealing portions adhere to each other for sealing the enclosed space; an electrode assembly contained in the enclosed space, the electrode assembly comprising a first electrode plate, a second electrode plate, and a separator disposed between the first and second electrode plates; an electrolyte contained in the enclosed space; and a pocket formed in at least one of the first and second sealing portions, wherein the pocket contains an ionic material.
    • 公开了一种电池组,其包括:电池壳体,包括第一壳体部件和第二壳体部件,其组合限定封闭空间,所述第一壳体部件包括第一密封部分,所述第二壳体部件包括第二密封部分, 其中所述第一和第二密封部分彼此粘附以密封所述封闭空间; 包含在封闭空间中的电极组件,电极组件包括第一电极板,第二电极板和设置在第一和第二电极板之间的隔板; 包含在封闭空间中的电解质; 以及形成在所述第一和第二密封部分中的至少一个中的口袋,其中所述口袋包含离子材料。
    • 5. 发明申请
    • SECONDARY BATTERY
    • 二次电池
    • US20130045406A1
    • 2013-02-21
    • US13550440
    • 2012-07-16
    • Chang-Bum Ahn
    • Chang-Bum Ahn
    • H01M4/00
    • H01M10/4235H01M10/0431
    • A secondary battery is disclosed. The secondary battery includes an electrode assembly comprising a first electrode plate and a second electrode plate that are rolled while having a separator interposed therebetween; and a finishing or protective conductive member formed on a periphery of the electrode assembly so as to surround a roll end of the electrode assembly, wherein the finishing member comprises a conductive layer that forms a conductive contact with a roll end of the first electrode plate and that is disposed to face a roll end of the second electrode plate. The secondary battery forms a short circuit path between positive and negative electrodes when the secondary battery is penetrated, and thus the secondary battery provides an improved degree of safety against a penetration shock caused by an external shock or a penetration test.
    • 公开了二次电池。 二次电池包括电极组件,其包括第一电极板和第二电极板,所述第一电极板和第二电极板在其间插入隔板的同时被卷起; 以及形成在所述电极组件的周边上以围绕所述电极组件的辊端的精加工或保护性导电构件,其中所述精加工构件包括与所述第一电极板的辊端形成导电接触的导电层,以及 被设置为面对第二电极板的辊端。 当二次电池被穿透时,二次电池形成正电极和负电极之间的短路路径,因此二次电池提供了抵抗由外部冲击或穿透测试引起的穿透冲击的改进的安全程度。
    • 6. 发明申请
    • SECONDARY BATTERY
    • 二次电池
    • US20130045405A1
    • 2013-02-21
    • US13466962
    • 2012-05-08
    • Chang-Bum Ahn
    • Chang-Bum Ahn
    • H01M4/64H01M4/00
    • H01M10/0431H01M2/1673H01M2/18H01M10/0468H01M10/049H01M10/4235
    • The secondary battery includes an electrode assembly including a first electrode plate and a second electrode plate whereon first and second electrode active materials, and first and second electrode tabs are formed, respectively, and including a separator disposed between the first and second electrode plates while overlapping with the first and second electrode plates; and a planarizing member disposed on at least one of first and second ends that are opposite to each other in a longitudinal direction of the electrode assembly, wherein the planarizing member covers a stepped surface exposed on the at least one of the first and second ends so as to planarize the stepped surface. In the secondary battery, the stepped surface of an end of the electrode assembly is planarized.
    • 二次电池包括电极组件,其包括分别形成第一和第二电极活性材料的第一电极板和第二电极板,以及分别设置在第一和第二电极板之间的隔板,同时重叠 与第一和第二电极板; 以及设置在所述电极组件的纵向彼此相对的第一端和第二端中的至少一个上的平坦化构件,其中所述平坦化构件覆盖暴露在所述第一端和所述第二端中的所述至少一个上的阶梯表面, 以平坦化台阶表面。 在二次电池中,电极组件的端部的台阶表面被平坦化。
    • 7. 发明申请
    • SECONDARY BATTERY
    • 二次电池
    • US20130011722A1
    • 2013-01-10
    • US13485025
    • 2012-05-31
    • Chang-Bum Ahn
    • Chang-Bum Ahn
    • H01M2/30H01M2/08
    • H01M2/06H01M2/08H01M2/12H01M2/30
    • A secondary battery includes an electrode assembly, a case and a tab film. The electrode assembly has first and second electrode tabs formed to protrude therefrom. The case accommodates the electrode assembly so that a portion of at least one of the first and second electrode tabs is exposed to an outside thereof, and has a sealing portion formed along an edge portion thereof. The tab film is formed to surround at least one of the first and second electrode tabs that come in contact with the sealing portion of the case. In the tab film, at least one region of the tab film is formed of a material having a melting point different from that of the other region. Accordingly, the explosion and fire of the secondary battery is prevented, thereby improving the safety of the secondary battery.
    • 二次电池包括电极组件,壳体和接片膜。 电极组件具有形成为从其突出的第一和第二电极接片。 所述壳体容纳所述电极组件,使得所述第一电极接线片和所述第二电极接线片中的至少一个的一部分暴露于其外部,并且具有沿其边缘部分形成的密封部分。 接片膜形成为围绕与壳体的密封部分接触的第一和第二电极接头中的至少一个。 在接片膜中,接片膜的至少一个区域由具有与其它区域的熔点不同的熔点的材料形成。 因此,防止二次电池的爆炸和火灾,从而提高二次电池的安全性。
    • 9. 发明申请
    • ELECTRODE ASSEMBLY AND SECONDARY BATTERY HAVING THE SAME
    • 电极组件和具有该电极组件的二次电池
    • US20120321924A1
    • 2012-12-20
    • US13489239
    • 2012-06-05
    • Chang-Bum Ahn
    • Chang-Bum Ahn
    • H01M4/00
    • H01M2/022H01M2/1673H01M2/263H01M10/0431H01M10/0481
    • A secondary battery includes a jelly roll including a positive and negative electrode plates respectively having positive and negative electrode non-coating portions and at least one separator; positive and negative electrode terminals each having a contact portion, an electrode terminal and an extending portion; elastic members respectively provided between the positive and negative electrode non-coating portions and the contact portions; an outer case that accommodates the jelly roll and the terminal portions in the state that the outer case is connected to the negative electrode terminal portion; a cap plate that seals the outer case; a support portion that supports and insulates the contact portion of each of the terminal portions respectively provided at both ends of the jelly roll; and a positive lead provided in the state that the positive electrode lead is insulated from the cap plate, and electrically connected to the positive electrode terminal portion.
    • 二次电池包括果冻卷,其包括分别具有正极和负极非涂覆部分的正极板和负极板以及至少一个隔膜; 正极和负极端子各自具有接触部分,电极端子和延伸部分; 分别设置在正极和非负极非涂覆部分和接触部分之间的弹性构件; 在外壳与负极端子部连接的状态下容纳果冻卷和端子部的外壳; 封盖外壳的盖板; 支撑部分,其分别设置在果冻辊的两端处的每个端子部分的接触部分并且绝缘; 以及在正极引线与盖板绝缘的状态下设置的正极,并与正极端子部电连接。