公开(公告)号：US20240213632A1

公开(公告)日：2024-06-27

申请号：US18545387

申请日：2023-12-19

Applicant: HONDA MOTOR CO., LTD.

Inventor： Hideki SAKAMOTO ,  Harumi TAKEDOMI ,  Soichi MORII

IPC: H01M50/557 ,  H01M50/105 ,  H01M50/178 ,  H01M50/211 ,  H01M50/509 ,  H01M50/516 ,  H01M50/548

CPC classification number: H01M50/557 ,  H01M50/105 ,  H01M50/178 ,  H01M50/211 ,  H01M50/509 ,  H01M50/516 ,  H01M50/548 ,  H01M2220/20

Abstract: A cell laminate includes: a plurality of laminated cells that are laminated, wherein the plurality of laminated cells include a plurality of first laminated cells and a plurality of second laminated cells, each of first electrode tab leads of the plurality of first laminated cells and second electrode tab leads of the plurality of second laminated cells has a bent portion, and wherein a bent portion of a second electrode tab lead of a second laminated cell closest to the plurality of first laminated cells extends to overlap a bent portion of a first electrode tab lead of a first laminated cell farthest from the plurality of second laminated cells among the plurality of first laminated cells, and each of the bent portions of the plurality of first electrode tab leads overlaps and is directly joined to at least one bent portion of the plurality of second electrode tab leads.

公开(公告)号：US20230307772A1

公开(公告)日：2023-09-28

申请号：US18114610

申请日：2023-02-27

Applicant: HONDA MOTOR CO., LTD.

Inventor： Hideki SAKAMOTO ,  Harumi TAKEDOMI

IPC: H01M50/289 ,  H01M50/211 ,  H01M50/503 ,  H01M50/507

CPC classification number: H01M50/289 ,  H01M50/211 ,  H01M50/503 ,  H01M50/507

Abstract: A battery pack includes a plurality of laminated cells stacked in a first direction of a horizontal direction, and a battery case accommodating the plurality of laminated cells. Each of the laminated cells includes a cell body portion, and a cell terminal extending from the cell body portion in a second direction orthogonal to the first direction of the horizontal direction and having a length in an upper-lower direction shorter than that of the cell body portion. The battery case includes a frame member facing the cell terminal in the second direction. A stopper member is disposed in at least one of a space at an upper side of the cell terminal and a space at a lower side of the cell terminal and between the cell body portion and the frame member.

公开(公告)号：US20240275183A1

公开(公告)日：2024-08-15

申请号：US18409819

申请日：2024-01-11

Applicant: HONDA MOTOR CO., LTD.

Inventor： Soichi MORII ,  Yasuo YAMADA ,  Yasushi OGIHARA ,  Harumi TAKEDOMI ,  Hideki SAKAMOTO

IPC: H02J7/00 ,  H01M50/204 ,  H01M50/249

CPC classification number: H02J7/0024 ,  H01M50/204 ,  H01M50/249 ,  H01M2220/20

Abstract: A battery pack 1 includes: a first module block 5 and a second module block 6 arranged side-by-side; and a connection switching circuit 7 including a series-connection switching element 8 and parallel-connection switching elements 9 and 10 configured to selectively switch connection between the first and second module blocks between a series connection and a parallel connection. In the connection switching circuit, the series-connection switching element is provided at a midpoint in the series connection and located at an inner side of an area where the module blocks are disposed in the battery pack in a top view of this area, and terminals of the modules in the first and second module blocks 5 and 6 are connected to the connection switching circuit and located close to the connection switching circuit, thereby capable of simplifying the layout of the switching circuit for changing the connection status of the module blocks.

公开(公告)号：US20230299386A1

公开(公告)日：2023-09-21

申请号：US18114636

申请日：2023-02-27

Applicant: HONDA MOTOR CO., LTD.

Inventor： Takahiro YASUE ,  Soichi MORII ,  Yusuke MANO ,  Harumi TAKEDOMI

IPC: H01M10/6557 ,  H01M10/613 ,  H01M10/633

CPC classification number: H01M10/6557 ,  H01M10/613 ,  H01M10/633

Abstract: A battery cooling system includes a battery cooling flow path, a first inlet and outlet portion of the battery cooling flow path, a second inlet and outlet portion of the battery cooling flow path, an inflow-side three-way valve, an outflow-side three-way valve, a first supply flow path configured to connect a first outlet of the inflow-side three-way valve to the first inlet and outlet portion, a second supply flow path configured to connect a second outlet of the inflow-side three-way valve to the second inlet and outlet portion, a first discharge path configured to connect the first inlet of the outflow-side three-way valve to the second inlet and outlet portion, and a second discharge path configured to connect the second inlet of the outflow-side three-way valve to the first inlet and outlet portion.

公开(公告)号：US20180170165A1

公开(公告)日：2018-06-21

申请号：US15571150

申请日：2016-05-23

Applicant: HONDA MOTOR CO., LTD.

Inventor： Shinya NAKAYAMA ,  Harumi TAKEDOMI

IPC: B60K1/04 ,  H01M2/10 ,  H01M2/02

Abstract: In a battery unit 10 in which plural high-voltage batteries 31a to 33a are accommodated in a battery case 50, the battery case 50 includes: a bottom plate 51A on which the batteries 31a to 33a are mounted; and a cover 52 covering the batteries 31a to 33a from above. The bottom plate 51A includes a tray 54 having a plate shape, lengthwise reinforcing members 55, and brackets 53. The lengthwise reinforcing members 55 are disposed so as to connect at least adjacent brackets 53. The lengthwise reinforcing members 55 and the brackets 53 are disposed in a lattice shape with the tray 54 interposed therebetween. The batteries 31a to 33a are fixed to the lengthwise reinforcing members 55 such that a longitudinal direction thereof faces the vehicle width direction. The battery case 50 is fixed under a floor of a vehicle V by the brackets 53.

公开(公告)号：US20240213625A1

公开(公告)日：2024-06-27

申请号：US18545460

申请日：2023-12-19

Applicant: HONDA MOTOR CO., LTD.

Inventor： Hideki SAKAMOTO ,  Harumi TAKEDOMI ,  Soichi MORII

IPC: H01M50/503 ,  H01M50/178 ,  H01M50/186 ,  H01M50/211 ,  H01M50/522

CPC classification number: H01M50/503 ,  H01M50/178 ,  H01M50/186 ,  H01M50/211 ,  H01M50/522

Abstract: A cell laminate includes: a plurality of laminated cells which are laminated, wherein each laminated cell includes a sealing portion on a peripheral edge, and is configured such that a tab lead extends from the sealing portion in a direction perpendicular to a lamination direction, the tab leads of at least four laminated cells among the plurality of laminated cells are electrically connected to each other via a conductive connection member having a plate shape, each tab lead connected to the conductive connection member has a linear portion extending linearly in the direction perpendicular to the lamination direction from the sealing portion to a tip end, and the tip ends are bonded in close contact with the conductive connection member by a surface, which is parallel to an extension direction of the tab leads, of surfaces of the conductive connection member.

公开(公告)号：US20240109435A1

公开(公告)日：2024-04-04

申请号：US18373031

申请日：2023-09-26

Applicant: HONDA MOTOR CO., LTD.

Inventor： Yasushi OGIHARA ,  Yasuo YAMADA ,  Yoshio KOJIMA ,  Harumi TAKEDOMI

IPC: B60L50/51 ,  B60L50/60 ,  H02J7/00

CPC classification number: B60L50/51 ,  B60L50/66 ,  H02J7/0068 ,  H02J2207/10

Abstract: A power storage system includes a battery including a first power storage unit, a second power storage unit, and a first switch unit, a three-phase motor in which coils of three phases are connected at a neutral point, the three-phase motor being driven by electric power supplied from the battery, an inverter connected on an electric power transmission path between the battery and the three-phase motor, and a DC power supply circuit connected to a connection portion located on an electric power transmission path between the inverter and the battery. The DC power supply circuit includes a branch circuit connected to the neutral point on a positive electrode side.

公开(公告)号：US20230318148A1

公开(公告)日：2023-10-05

申请号：US18127427

申请日：2023-03-28

Applicant: HONDA MOTOR CO., LTD.

Inventor： Hideki SAKAMOTO ,  Harumi TAKEDOMI

IPC: H01M50/507 ,  H01M50/211 ,  H01M50/517 ,  H01M50/271

CPC classification number: H01M50/507 ,  H01M50/211 ,  H01M50/517 ,  H01M50/271 ,  H01M2220/20

Abstract: A battery pack includes a plurality of laminated cells stacked in a horizontal direction, and a battery case accommodating the plurality of laminated cells. The plurality of laminated cells are divided into at least a first cell group and a second cell group. The first cell group and the second cell group are spaced apart. The battery case includes a frame member disposed between the first cell group and the second cell group. The first cell group and the second cell group are electrically coupled by a conductive coupling member. The conductive coupling member includes first conductive coupling members, and a second conductive coupling member. The second conductive coupling member includes a bridge portion, a coupling portion, and a connecting portion connecting the bridge portion and the coupling portion. The coupling portion is disposed below the upper surface of the frame member.

公开(公告)号：US20230307796A1

公开(公告)日：2023-09-28

申请号：US18114594

申请日：2023-02-27

Applicant: HONDA MOTOR CO., LTD.

Inventor： Hideki SAKAMOTO ,  Harumi TAKEDOMI

IPC: H01M50/507 ,  H01M50/211 ,  H01M50/296

CPC classification number: H01M50/507 ,  H01M50/211 ,  H01M50/296

Abstract: A battery pack includes a plurality of laminated cells, a battery case, and a wiring coupling portion. A first laminated cell positioned at an end portion of the electrical flow path and the wiring coupling portion are electrically coupled via a conductive coupling member. The first laminated cell includes a cell body portion and a cell terminal extending from the cell body portion in a second direction orthogonal to the first direction of the horizontal direction. The conductive coupling member is formed of a single plate-shaped member. The conductive coupling member does not protrude in an extending direction of the cell terminal with respect to an abutting portion abutting against the cell terminal, at least in a region on a lower side of upper end portions of the plurality of laminated cells when viewed from the first direction.

公开(公告)号：US20160359153A1

公开(公告)日：2016-12-08

申请号：US15138218

申请日：2016-04-26

Applicant: HONDA MOTOR CO., LTD.

Inventor： Hiroshi KANO ,  Daijiro TAKIZAWA ,  Shinya NAKAYAMA ,  Harumi TAKEDOMI

IPC: H01M2/10 ,  H01M2/14 ,  H05K7/14

CPC classification number: H01M2/1077 ,  H01M2220/20

Abstract: An electric storage device includes a storage module and a mounting plate. The storage module includes a plurality of storage cells stacked in a stacking direction and has an end surface in the stacking direction. The storage module is mounted on the mounting plate. The mounting plate includes a fastening part and a displacement absorbing part. The storage module is connected to the mounting plate at the fastening part. The displacement absorbing part absorbs displacement of the storage module in the stacking direction. The fastening part is provided between the displacement absorbing part and the end surface of the storage module in the stacking direction.

Abstract translation: 蓄电装置包括存储模块和安装板。 存储模块包括沿层叠方向堆叠的多个存储单元，并且在堆叠方向上具有端面。 存储模块安装在安装板上。 安装板包括紧固部和位移吸收部。 存储模块在紧固部分处连接到安装板。 位移吸收部吸收存储模块在层叠方向上的位移。 紧固部件沿堆叠方向设置在位移吸收部和存储模块的端面之间。