Rubycon Corporation

Kenji Oohara

Akihiko Komatsu

Yuta Ishihara

Hibiki Oguchi

Ko Nakagawa

Provided is an electrical storage device that is compact and can be manufactured easily, while allowing for use of higher voltages. In an electrical storage device, a winding structure comprises: a central electrode body in which a first extending part and a second extending part extending from either side of a central portion are wound around the central portion in the same direction; a first electrode body electrically connected to a first external terminal and extending toward an outer peripheral side from a vicinity of the central portion; a second electrode body electrically connected to a second external terminal and extending toward the outer peripheral side from a vicinity of the central portion; a first separator disposed between the central electrode body and the first electrode body; and a second separator disposed between the central electrode body and the second electrode body.

Growing community of inventors

Nagano, Japan

Kenji Oohara