公开(公告)号：US10262809B2

公开(公告)日：2019-04-16

申请号：US15543276

申请日：2015-09-14

申请人： LS Mtron Ltd.

发明人： Ha-Young Lee ,  Dong-Sup Kim ,  Sang-Hyun Bae ,  Ji-Eun Kang ,  Dong-Il Shin ,  Yu-Il Yoon ,  Hyun-Seok Ko ,  Kyeong-Hoon Park

IPC分类号： H01G11/74 ,  H01G11/78 ,  H01G11/26 ,  H01G11/70 ,  H01G11/82

摘要： An electric energy storage device has an inner terminal disposed in a cylindrical metal case and connected to an electrode of a bare cell, wherein the inner terminal includes a plate-shaped terminal body having a circular outer circumference; at least one electrolyte impregnation hole formed through the terminal body in a thickness direction; a flange located at the outer circumference of the terminal body and extending perpendicular to a plane of the terminal body; and a spacer formed to protrude at a periphery of at least one impregnation hole among the impregnation holes or formed by protruding a part of the plane of the terminal body.

公开(公告)号：US10446334B2

公开(公告)日：2019-10-15

申请号：US15543650

申请日：2016-01-08

申请人： LS Mtron Ltd.

发明人： Yu-Il Yoon ,  Ha-Young Lee ,  Sang-Hyun Bae ,  Dong-Il Shin ,  Hyun-Seok Ko ,  Kyeong-Hoon Park ,  Ho-Lim Kang

IPC分类号： H01G11/72 ,  H01G11/76 ,  H01G11/82 ,  H01M2/26 ,  H01M4/70 ,  H01M10/04 ,  H01G11/12 ,  H01M2/36

摘要： An electric energy storage device in which a cell assembly having electrode leads is installed in a metal case. The electric energy storage device includes an internal terminal formed with a support, connection ribs and thorough portions, and the electrode leads include a part of electrode leads compressed by the support and the connection ribs of the internal terminal and a part of electrode leads located at the thorough portions of the internal terminal to maintain a shape thereof.