JPS63167666U - - Google Patents
Info
- Publication number
- JPS63167666U JPS63167666U JP6000387U JP6000387U JPS63167666U JP S63167666 U JPS63167666 U JP S63167666U JP 6000387 U JP6000387 U JP 6000387U JP 6000387 U JP6000387 U JP 6000387U JP S63167666 U JPS63167666 U JP S63167666U
- Authority
- JP
- Japan
- Prior art keywords
- external terminal
- terminal board
- sealing plate
- battery cover
- plate
- 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 5
- 239000002184 metal Substances 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
Classifications
-
- Y02E60/12—
Landscapes
- Gas Exhaust Devices For Batteries (AREA)
Description
第１図ないし第７図はこの考案の密閉電池の安
全装置の実施例を示し、第１図ないし第５図は１
実施例を示し、第１図および第２図は要部の断面
図および分解断面図、第３図は封口板の形成工程
の説明図、第４図は導電性プラスチツクの温度に
対する抵抗の特性図、第５図は密閉電池における
保存期間と内部抵抗との関係図、第６図および第
７図は他の実施例の要部の断面図および分解断面
図、第８図および第９図は従来の密閉電池の安全
装置を示す断面図および分解断面図である。
１……電池蓋、２……ガス抜孔、３……外部端
子板、５……通気孔、７……封口板、７ａ……金
属板、７ｂ，７ｃ……導電性プラスチツク。
1 to 7 show an embodiment of the safety device for a sealed battery of this invention.
Examples are shown, FIG. 1 and FIG. 2 are cross-sectional views and exploded cross-sectional views of the main parts, FIG. 3 is an explanatory view of the process of forming the sealing plate, and FIG. 4 is a characteristic diagram of the resistance against temperature of the conductive plastic. , FIG. 5 is a diagram of the relationship between storage period and internal resistance in a sealed battery, FIGS. 6 and 7 are sectional views and exploded sectional views of main parts of other embodiments, and FIGS. 8 and 9 are conventional ones. FIG. 2 is a cross-sectional view and an exploded cross-sectional view showing a safety device for a sealed battery. DESCRIPTION OF SYMBOLS 1... Battery lid, 2... Gas vent hole, 3... External terminal board, 5... Ventilation hole, 7... Sealing plate, 7a... Metal plate, 7b, 7c... Conductive plastic.
Claims (1)
続された電池蓋と、通気孔を有する外部端子板と
、前記電池蓋と前記外部端子板との間に配置され
内圧上昇時に破壊される封口板とからなる密閉電
池の安全装置において、 前記封口板を、金属板と、該金属板の両面にそ
れぞれ設けられ常温では抵抗値が小で高温時に抵
抗値が大となる導電性プラスチツクとのラミネー
ト板により構成し、前記電池蓋と前記外部端子板
とを前記封口板により電気的に接続した密閉電池
の安全装置。[Claims for Utility Model Registration] A battery cover having a gas vent for discharging internal gas and connected to an internal electrode, an external terminal board having a ventilation hole, and disposed between the battery cover and the external terminal board. In a safety device for a sealed battery, the sealing plate is formed of a metal plate and a sealing plate that is provided on both sides of the metal plate and has a small resistance value at room temperature and a large resistance value at high temperature. A safety device for a sealed battery, which is constructed of a laminate plate with conductive plastic, and has the battery cover and the external terminal board electrically connected by the sealing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6000387U JPS63167666U (en) | 1987-04-20 | 1987-04-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6000387U JPS63167666U (en) | 1987-04-20 | 1987-04-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63167666U true JPS63167666U (en) | 1988-11-01 |
Family
ID=30892028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6000387U Pending JPS63167666U (en) | 1987-04-20 | 1987-04-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63167666U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11238494A (en) * | 1997-12-18 | 1999-08-31 | Matsushita Electric Ind Co Ltd | Sealing device for sealed battery |
-
1987
- 1987-04-20 JP JP6000387U patent/JPS63167666U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11238494A (en) * | 1997-12-18 | 1999-08-31 | Matsushita Electric Ind Co Ltd | Sealing device for sealed battery |
| JP4642167B2 (en) * | 1997-12-18 | 2011-03-02 | パナソニック株式会社 | Sealing device for sealed battery |
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