Wound-type battery

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United States of America Patent

PATENT NO 11817547
SERIAL NO

16584542

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Abstract

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A wound-type battery includes a wound electrode group having a first electrode and a second electrode with polarity opposite to the first electrode, an electrolyte, a battery case, a sealing plate that seals an opening of the battery case, an insulating plate that is disposed between the electrode group and the sealing plate and that has a hole, and a first tab that passes through the hole to electrically connect the first electrode and the sealing plate to each other. At least a part of a region of the first tab that extends through the hole to a sealing plate side is covered with a tab tape on a side facing the insulating plate. The tab tape includes at least a first adhesive layer and a second adhesive layer on a side opposite the first adhesive layer and is in contact with the first tab through the first adhesive layer.

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Patent Owner(s)

  • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Enomoto, Takeshi Osaka, JP 15 35
Okutani, Oose Hyogo, JP 40 112
Takano, Akira Osaka, JP 98 1178
Yoshida, Masayoshi Osaka, JP 145 689

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