Energiespeichervorrichtung

Details

Veröffentlichungs-Nr.

EP4726868

Anmeldetag

2. Oktober 2025

Veröffentlichung

15. April 2026

Rechtsraum

EP

Abstract

A power storage device includes: a cylinder-shaped casing that houses an electrode assembly inside and has a central axis extending along a first direction; a safety valve arranged so as to overlap with the central axis when viewed along the first direction; a lid fixed at the casing by a crimped section crimping the casing from a first side in the first direction of the casing, wherein the lid includes a ring-shaped partition wall extending toward the first side and provided further to a radial direction outer side than the safety valve and further to a radial direction inner side than the crimped section; and a seal member that seals the crimped section at the radial direction outer side of the partition wall, the seal member being arranged at a second side in the first direction of the casing than an end portion of the casing at the first side.

Anmelder

Firma

TOYOTA JIDOSHA KABUSHIKI KAISHA

Land

🇯🇵 Japan