发明授权
US06461760B1 Non-aqueous electrolyte secondary battery having a rolled body therein 有权
其中具有卷绕体的非水电解质二次电池

  • 专利标题: Non-aqueous electrolyte secondary battery having a rolled body therein
  • 专利标题(中): 其中具有卷绕体的非水电解质二次电池
  • 申请号: US09638966
    申请日: 2000-08-15
  • 公开(公告)号: US06461760B1
    公开(公告)日: 2002-10-08
  • 发明人: Takayuki Inoi
  • 申请人: Takayuki Inoi
  • 优先权: JP11-231633 19990818
  • 主分类号: H01M610
  • IPC分类号: H01M610
Non-aqueous electrolyte secondary battery having a rolled body therein
摘要:
A non-aqueous electrolyte secondary battery comprising: a case comprising a bottom and a sidewall; a rolled body comprising: a positive electrode comprising a first electric plate and a positive electrode active material applied on the first electric plate; a negative electrode comprising a second electric plate and a negative electrode active material applied on the second electric plate; and a separator inserted between the positive electrode and the negative electrode; wherein the rolled body is formed by laminating and rolling the positive electrode, the negative electrode, and the separator; and wherein the rolled body is enclosed in the body; non-aqueous electrolyte enclosed in the case; a header used for sealing the case; a plurality of positive electrode leads connecting the positive electrode and the header; a plurality of negative electrode leads connecting the negative electrode and a bottom of the case; and holding means for holding the rolled body so that the rolled body does not relatively move with respect to the case while keeping a gap between a lower terminal of the rolled body and the bottom of the case and a gap between an upper terminal of the rolled body and the header.
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