Toyota jidosha kabushiki kaisha (20240413505). BATTERY

BATTERY

Organization Name

toyota jidosha kabushiki kaisha

Inventor(s)

Takeru Hara of Toyota-shi (JP)

Takuya Murata of Kariya-shi (JP)

BATTERY

This abstract first appeared for US patent application 20240413505 titled 'BATTERY

Original Abstract Submitted

a battery includes: an electrode stack including a stack of electrodes, each including a current collector and an active material layer divided with channels in between; a sealing body that forms internal spaces holding electrolyte solution between current collectors and seals the internal spaces; and injection ports formed in sealing body and communicate internal spaces to the outside, wherein the internal spaces are formed by channels and uncoated regions around active material layers where active material layers are not provided, internal regions sealed by sealing body have polygonal shape when viewed from stacking direction of the electrode stack, the channels extend between divided regions of the active material layers from the side where the injection ports are in the opposite direction thereof, and cross-sectional area of regions of the uncoated regions that face surfaces where the injection ports are formed is larger than a cross-sectional area of the channels.