公开(公告)号：US12095104B2

公开(公告)日：2024-09-17

申请号：US18223803

申请日：2023-07-19

申请人： TOYOTA JIDOSHA KABUSHIKI KAISHA

发明人： Kohji Umemura

IPC分类号： H01M50/209 ,  H01M50/242 ,  H01M50/249 ,  H01M50/291

CPC分类号： H01M50/209 ,  H01M50/242 ,  H01M50/249 ,  H01M50/291

摘要： A battery pack disclosed herein includes a plurality of arranged battery cells and a battery holder configured to hold the battery cells. The battery holder includes a planar portion extending along a broad width surface of each of the battery cells and a protruding portion provided at each of both ends of the planar portion and protruding from the broad width surface. The protruding portion includes two recessed portions each being configured such that a corresponding one of side portions provided at both ends of the broad width surface fits therein.

公开(公告)号：US11749862B2

公开(公告)日：2023-09-05

申请号：US17110908

申请日：2020-12-03

申请人： TOYOTA JIDOSHA KABUSHIKI KAISHA

发明人： Kohji Umemura

IPC分类号： H01M50/249 ,  H01M50/209 ,  H01M50/242 ,  H01M50/291 ,  H01M10/6555

CPC分类号： H01M50/249 ,  H01M10/6555 ,  H01M50/209 ,  H01M50/242 ,  H01M50/291

摘要： A battery pack disclosed herein includes a plurality of arranged battery cells and a battery holder configured to hold the battery cells. The battery holder includes a planar portion extending along a broad width surface of each of the battery cells and a protruding portion provided at each of both ends of the planar portion and protruding from the broad width surface. The protruding portion includes two recessed portions each being configured such that a corresponding one of side portions provided at both ends of the broad width surface fits therein.

公开(公告)号：US11588203B2

公开(公告)日：2023-02-21

申请号：US17095912

申请日：2020-11-12

申请人： TOYOTA JIDOSHA KABUSHIKI KAISHA

发明人： Kohji Umemura

IPC分类号： H01M10/0525 ,  H01M50/317 ,  H01G11/78 ,  H01G11/14 ,  H01G11/58 ,  H01M50/148 ,  H01M50/636

摘要： A non-aqueous electrolyte secondary battery including an electrode body having a positive electrode and a negative electrode, a non-aqueous electrolyte, and a battery case is provided. The battery case includes a case body having an opening and configured to house the electrode body and the non-aqueous electrolyte, and a lid configured to close the opening. The lid includes a plate-shaped lid body, a valve portion configured to open when the internal pressure of the battery case is higher than a valve opening pressure determined in advance, and a degassing portion configured to set to be an opening pressure higher than the valve opening pressure of the valve portion.