JPS63171958U - - Google Patents
Info
- Publication number
- JPS63171958U JPS63171958U JP6357087U JP6357087U JPS63171958U JP S63171958 U JPS63171958 U JP S63171958U JP 6357087 U JP6357087 U JP 6357087U JP 6357087 U JP6357087 U JP 6357087U JP S63171958 U JPS63171958 U JP S63171958U
- Authority
- JP
- Japan
- Prior art keywords
- sealing plate
- radius
- folded portion
- circular arc
- flat battery
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 2
Classifications
-
- Y02E60/12—
Landscapes
- Sealing Battery Cases Or Jackets (AREA)
Description
第１図はこの考案の一実施例を示す扁平型電池
断面図、第２図はこの考案に用いる封口板の断面
詳細図、第３図は従来の封口板の断面詳細図であ
る。
１……金属容器、５……絶縁ガスケツト、７，
１７……封口板、７Ａ，１７ａ……折り返し部、
７Ｂ，１７ｂ……平坦部、Ｒ１，Ｒ２，Ｒ３，ｒ
１，ｒ２，ｒ３……円弧。
FIG. 1 is a sectional view of a flat battery showing an embodiment of this invention, FIG. 2 is a detailed sectional view of a sealing plate used in this invention, and FIG. 3 is a detailed sectional view of a conventional sealing plate. 1...Metal container, 5...Insulating gasket, 7,
17... Sealing plate, 7A, 17a... Folded part,
7B, 17b...Flat part, R 1 , R 2 , R 3 , r
1 , r 2 , r 3 ... circular arc.
Claims (1)
ケツトを介在させて封口板で密封口する扁平型電
池において、上記封口板が外周部にＵ字状の折り
返し部を有し、上面平坦部より前記Ｕ字状折り返
し部に至る断面形状が、少なくとも三つの円弧が
つながる形状から形成され、該封口板の内方向へ
膨らむ円弧の半径が、外方向へ膨らむ円弧の半径
より大きくしたことを特徴とする扁平型電池。 In a flat battery in which the opening of a metal container housing a power generating element is sealed with a sealing plate with a gasket interposed, the sealing plate has a U-shaped folded portion on the outer periphery, and the The cross-sectional shape leading to the U-shaped folded portion is formed from a shape in which at least three circular arcs are connected, and the radius of the circular arc that expands inwardly of the sealing plate is larger than the radius of the circular arc that expands outward. flat battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6357087U JPS63171958U (en) | 1987-04-28 | 1987-04-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6357087U JPS63171958U (en) | 1987-04-28 | 1987-04-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63171958U true JPS63171958U (en) | 1988-11-09 |
Family
ID=30898923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6357087U Pending JPS63171958U (en) | 1987-04-28 | 1987-04-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63171958U (en) |
-
1987
- 1987-04-28 JP JP6357087U patent/JPS63171958U/ja active Pending