US Patent Application 18446261. BATTERY AND METHOD FOR MANUFACTURING BATTERY simplified abstract

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BATTERY AND METHOD FOR MANUFACTURING BATTERY

Organization Name

Panasonic Intellectual Property Management Co., Ltd.

Inventor(s)

Kazuyoshi Honda of Osaka (JP)

Akira Kawase of Osaka (JP)

Eiichi Koga of Osaka (JP)

Koichi Hirano of Osaka (JP)

Kazuhiro Morioka of Osaka (JP)

Kouji Nishida of Osaka (JP)

BATTERY AND METHOD FOR MANUFACTURING BATTERY - A simplified explanation of the abstract

This abstract first appeared for US patent application 18446261 titled 'BATTERY AND METHOD FOR MANUFACTURING BATTERY

Simplified Explanation

The patent application describes a battery design with a power generation element consisting of multiple unit cells stacked together.

  • Each unit cell includes a positive electrode layer, a negative electrode layer, and a solid electrolyte layer.
  • The positive and negative electrode layers in each unit cell have different protrusions, creating depressions and projections on the side surface of the power generation element.
  • The depressions have a first inclination surface, which is the end surface of the other electrode layer.
  • The battery also includes conductive members in contact with the projections, allowing for efficient electrical connections.
  • An insulating member covers the side surface of the power generation element to prevent short circuits.
  • One or more extraction electrodes are in contact with the conductive members, enabling the extraction of electrical energy from the battery.


Original Abstract Submitted

A battery includes a power generation element that includes a plurality of unit cells each including a positive electrode layer, a negative electrode layer, and a solid electrolyte layer, the unit cells are stacked in a direction normal to a main surface, in a side surface of the power generation element, one electrode layer of the positive electrode layer and the negative electrode layer in each of the unit cells protrudes more than the other electrode layer such that depressions and projections are provided, each of the depressions includes a first inclination surface that is an end surface of the other electrode layer, and the battery further includes: one or more conductive members in contact with a corresponding one of the projections; an insulating member that covers the side surface; and one or more extraction electrodes that are in contact with the one or more conductive members.