Toyota jidosha kabushiki kaisha (20240413506). BATTERY
Contents
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 20240413506 titled 'BATTERY
Original Abstract Submitted
a battery has an stack of electrodes including collectors and active material layers that are divided and between which grooves are provided; a sealing body forming, between the collectors, internal spaces in which electrolytic liquid is accommodated, and sealing the internal spaces; and injection ports in the sealing body and communicating the internal spaces and an exterior. the internal spaces are formed by the grooves and, at peripheries of the active material layers, uncoated regions at which the active material layers are not provided. an internal region sealed by the sealing body is a polygonal shape when viewed from a stacking direction of the electrode stack. the grooves extend from an injection port side in a direction opposite thereto, between the active material layers. at least grooves a and b having different widths are provided as the grooves, and groove a width is wider than groove b width.
