SEALED BATTERY
PROBLEM TO BE SOLVED: To provide a sealed battery in which the bonding reliability is high at a positive electrode collection welded part and a negative electrode collection welded part.SOLUTION: A positive electrode collection terminal member 134 has one end (a caulked portion 134c) fixed to a lid...
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Sprache: | eng |
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide a sealed battery in which the bonding reliability is high at a positive electrode collection welded part and a negative electrode collection welded part.SOLUTION: A positive electrode collection terminal member 134 has one end (a caulked portion 134c) fixed to a lid 130, and the other end (a collection bonded part 134b) welded to a counter surface 155c (the upper surface of a positive electrode mixture layer uncoated part 155b located below the lid 130) facing the lid 130, out of the positive electrode mixture layer uncoated part 155b, in the vertical direction. A negative electrode collection terminal member 135 has one end (a caulked portion 135c) fixed to the lid 130, and the other end (a collection bonded part 135b) welded to a counter surface 156c (the upper surface of a negative electrode mixture layer uncoated part 156b located below the lid 130) facing the lid 130, out of the negative electrode mixture layer uncoated part 156b, in the vertical direction. |
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