US Patent Application 18303570. SEALED STORAGE POWER DEVICE AND METHOD FOR PRODUCING THE SEALED STORAGE POWER DEVICE simplified abstract

SEALED STORAGE POWER DEVICE AND METHOD FOR PRODUCING THE SEALED STORAGE POWER DEVICE

Organization Name

TOYOTA JIDOSHA KABUSHIKI KAISHA

Inventor(s)

Yuki Sato of Toyota-shi (JP)

Yozo Uchida of Toyota-shi (JP)

Tsuyoshi Ehara of Toyota-shi (JP)

Syoichi Tsuchiya of Toyota-shi (JP)

Masataka Asai of Toyota-shi (JP)

Tsuyoshi Asano of Toyota-shi (JP)

Masahiro Uchimura of Toyota-shi (JP)

Shigeru Matsumoto of Toyohashi-shi (JP)

Yasuaki Nagano of Kosai-shi (JP)

SEALED STORAGE POWER DEVICE AND METHOD FOR PRODUCING THE SEALED STORAGE POWER DEVICE - A simplified explanation of the abstract

This abstract first appeared for US patent application 18303570 titled 'SEALED STORAGE POWER DEVICE AND METHOD FOR PRODUCING THE SEALED STORAGE POWER DEVICE

Simplified Explanation

The abstract describes a sealed power storage device with a metal case and a resin sealing member.

• The device case has a metal wall with a liquid inlet.
• The sealing member is made of resin and seals the liquid inlet from above the metal wall.
• The metal wall has an outer surface with an annular seal surface around the opening edge of the liquid inlet.
• The resin sealing member has an annular joined portion that is hermetically joined to the annular seal surface.

Original Abstract Submitted

A sealed power storage device includes a device case having a metal wall portion formed with liquid inlet, and a sealing member sealing the liquid inlet to cover the liquid inlet from above an outer surface of the metal wall portion. The sealing member is a resin sealing member made of resin. The outer surface of the metal wall portion includes an annular seal surface surrounding an opening edge of the liquid inlet. The resin sealing member includes an annular joined portion hermetically joined to the annular seal surface.