公开(公告)号：US10056650B2

公开(公告)日：2018-08-21

申请号：US15242817

申请日：2016-08-22

Applicant: GS Yuasa International Ltd.

Inventor： Shinya Funo ,  Kazuma Saito

IPC: H01M10/12 ,  H01M2/12 ,  H01M2/36

CPC classification number: H01M10/12 ,  H01M2/1252 ,  H01M2/365 ,  H01M2/367 ,  Y02E60/126

Abstract: A lead-acid battery disclosed in the present specification includes: a container storing an element formed of a plurality of electrodes and an electrolyte solution; and a lid member fixed to an upper portion of the container. The lid member includes: a middle lid having a lid plate configured to seal an opening of the container; a cylindrical exhaust sleeve formed in a plateau portion formed on the lid plate in a penetrating manner and configured to discharge a gas generated in the container therethrough; and a recessed portion disposed adjacently to the exhaust sleeve and formed on a lower surface of the plateau portion in an upwardly recessed manner. The exhaust sleeve has a communication hole which communicates with the inside of the recessed portion and the inside of the exhaust sleeve.