Provided is a secondary battery including: an electrode wound body that has a positive electrode and a negative electrode stacked with a separator interposed therebetween and has a wound structure; and a positive electrode current collecting plate and a negative electrode current collecting plate, accommodated in an exterior can, where the positive electrode includes a first covered part covered with a positive electrode active material layer and a positive electrode active material non-covered part on a positive electrode foil, and the negative electrode includes a second covered part covered with a negative electrode active material layer and a negative electrode active material non-covered part on a negative electrode foil.
SECONDARY BATTERY, BATTERY PACK, ELECTRONIC DEVICE, ELECTRIC TOOL, ELECTRIC AIRCRAFT, AND ELECTRIC VEHICLE
2022-05-12
Patent
Electronic Resource
English
European Patent Office | 2022
|European Patent Office | 2022
|European Patent Office | 2022
|European Patent Office | 2022
|European Patent Office | 2022
|