18051062. BATTERY CASE AND BATTERY simplified abstract (TOYOTA JIDOSHA KABUSHIKI KAISHA)

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BATTERY CASE AND BATTERY

Organization Name

TOYOTA JIDOSHA KABUSHIKI KAISHA

Inventor(s)

Takamasa Maeda of Oobu-shi (JP)

BATTERY CASE AND BATTERY - A simplified explanation of the abstract

This abstract first appeared for US patent application 18051062 titled 'BATTERY CASE AND BATTERY

Simplified Explanation

The present disclosure describes a battery case that achieves excellent volume density. The battery case is designed to store an electrode body and includes a hollow structure with four surfaces.

  • The first surface and second surface face each other, while the third surface connects the first and second surfaces.
  • The fourth surface faces the third surface.
  • In a side view of the hollow structure, there is a convex structure on the third surface.
  • The top of the convex structure is positioned closer to the fourth surface compared to a line segment connecting two border parts between the third surface and the first/second surfaces.

Potential applications of this technology:

  • Battery manufacturing industry
  • Electric vehicle industry
  • Portable electronic devices industry

Problems solved by this technology:

  • Improved volume density in battery cases
  • Enhanced storage capacity for electrode bodies

Benefits of this technology:

  • Increased energy storage capacity in batteries
  • Compact and efficient battery design
  • Improved performance and longer battery life


Original Abstract Submitted

A main object of the present disclosure is to provide a battery case with which excellent volume density is obtained. The present disclosure achieves the object by providing a battery case for storing an electrode body, the battery case including: a hollow structure; the hollow structure includes a first surface, a second surface facing the first surface, a third surface connecting the first surface and the second surface, and a fourth surface facing the third surface; and in a side view of an axis direction of the hollow structure, when B designates a boarder part between the third surface and the first surface, B designates a boarder part between the third surface and the second surface, and L designates a line segment connecting the B and the B, the third surface includes a convex structure of which top is positioned closer to the fourth surface side compared to the L.