Battery cell of excellent heat dissipation property and middle or large-sized battery module employed with the same
First Claim
Patent Images
1. A battery cell comprising:
- a battery case;
an electrode assembly of a cathode/separator/anode structure mounted in the battery case, the electrode assembly formed of a laminate sheet including a resin layer and a metal layer;
electrode terminals connected to the electrode assembly, the electrode terminals extruding out of the battery case;
a first sealing part where the electrode terminals are located; and
a second sealing part where the electrode terminals are not located;
wherein the battery cell has a structure to accelerate heat dissipation by the heat conduction through the second sealing part,wherein the structure to accelerate heat dissipation comprises a thermally conductive member coupled to the second sealing part, andwherein the thermally conductive member is a plate-shaped member having a width greater than the width of the second sealing part, and at least some of the thermally conductive member is thermally welded to the laminate sheet while being interposed between upper and lower parts of the laminate sheet.
2 Assignments
0 Petitions
Accused Products
Abstract
Disclosed herein is a battery cell constructed in a structure in which an electrode assembly of a cathode/separator/anode structure is mounted in a battery case formed of a laminate sheet including a resin layer and a metal layer while the electrode assembly is connected to electrode terminals extruding out of the battery case, wherein the battery cell is constructed in a structure to accelerate heat dissipation by the heat conduction through at least some of a sealing part of the battery case where the electrode terminals are not located.
-
Citations
14 Claims
-
1. A battery cell comprising:
-
a battery case; an electrode assembly of a cathode/separator/anode structure mounted in the battery case, the electrode assembly formed of a laminate sheet including a resin layer and a metal layer; electrode terminals connected to the electrode assembly, the electrode terminals extruding out of the battery case; a first sealing part where the electrode terminals are located; and a second sealing part where the electrode terminals are not located; wherein the battery cell has a structure to accelerate heat dissipation by the heat conduction through the second sealing part, wherein the structure to accelerate heat dissipation comprises a thermally conductive member coupled to the second sealing part, and wherein the thermally conductive member is a plate-shaped member having a width greater than the width of the second sealing part, and at least some of the thermally conductive member is thermally welded to the laminate sheet while being interposed between upper and lower parts of the laminate sheet. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
-
-
13. A battery cell comprising:
-
a battery case; an electrode assembly of a cathode/separator/anode structure mounted in the battery case, the electrode assembly formed of a laminate sheet including a resin layer and a metal layer; electrode terminals connected to the electrode assembly, the electrode terminals extruding out of the battery case; a first sealing part where the electrode terminals are located; and a second sealing part where the electrode terminals are not located; wherein the battery cell has a structure to accelerate heat dissipation by the heat conduction through the second sealing part, wherein the structure to accelerate heat dissipation comprises a thermally conductive member coupled to the second sealing part, and wherein the first sealing part is on a first side of the battery case and the second sealing part in on a second side of the battery case.
-
-
14. A battery cell comprising:
-
a battery case; an electrode assembly of a cathode/separator/anode structure mounted in the battery case, the electrode assembly formed of a laminate sheet including a resin layer and a metal layer; electrode terminals connected to the electrode assembly, the electrode terminals extruding out of the battery case; a first sealing part where the electrode terminals are located; a second sealing part where the electrode terminals are not located; and a thermally conductive member coupled to the second sealing part, wherein the thermally conductive member is spaced from the electrode terminals and comprises a plate-shaped member to accelerate heat dissipation.
-
Specification