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US 2023/0155216 A1Published application
Pouch-Shaped Secondary Battery with Improved Safety and Battery Module Including the Same
AssigneeLG Energy Solution, Ltd.
InventorsBum Hee Lee, Sang Ki Lee, Su Won Kang
Life of this patent
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Abstract
The present invention relates to a pouch-shaped secondary battery with improved safety including a gas pocket disposed on an electrode lead and a current sensing portion configured to move in response to expansion of the gas pocket. The pouch-shaped secondary battery may be capable of indicating the extent of gas in a receiving portion of the case in advance. A battery module may include the pouch-shaped secondary battery.
Claims16
A pouch-shaped secondary battery comprising:
- an electrode assembly having an electrode lead protruding therefrom;
- a case comprising a receiving portion configured to receive the electrode assembly;
- and
- a danger sensing device comprising a gas pocket disposed on the electrode lead and a current sensing portion configured to move in response to an expansion or a contraction of the gas pocket.
1 more element
Dependencies are inferred from the claim text.