Patent ID: 11909069
Assignee: GS YUASA INTERNATIONAL LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 0:
1. An energy storage apparatus comprising:
one or more energy storage devices; and
an outer housing that houses the one or more energy storage devices,
wherein the outer housing includes a communication part defining a passageway allowing communication between an interior and an exterior of the outer housing,
wherein the communication part is tubular and protrudes from the outer housing,
wherein the communication part includes a functional membrane that allows passage of gas and prohibits passage of liquid,
wherein the functional membrane is disposed at a location closer to the interior of the outer housing than the exterior of the outer housing, and
wherein a direction of passing through the functional membrane is along a central axis of the communication part.