| 摘要 |
PROBLEM TO BE SOLVED: To provide a power storage device which improves the flexibility of adiathermic design of a passage of exhaust air from a safety valve in a power storage element.SOLUTION: A power storage device 1 includes: one or more power storage elements 200; a safety valve 221 provided at any of the one or more power storage elements 200; an inner lid 500 disposed in a passage of exhaust air from the safety valve 221; and an adiabatic material 400 detachably attached to the inner lid 500. |
