JPS5961465U - Battery with safety device - Google Patents

Battery with safety device

Info

Publication number
JPS5961465U
JPS5961465U JP15697782U JP15697782U JPS5961465U JP S5961465 U JPS5961465 U JP S5961465U JP 15697782 U JP15697782 U JP 15697782U JP 15697782 U JP15697782 U JP 15697782U JP S5961465 U JPS5961465 U JP S5961465U
Authority
JP
Japan
Prior art keywords
battery
inner cover
safety device
terminal plate
battery case
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.)
Granted
Application number
JP15697782U
Other languages
Japanese (ja)
Other versions
JPH0126041Y2 (en
Inventor
浩平 山本
吉郎 原田
康裕 石黒
正典 中西
Original Assignee
富士電気化学株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 富士電気化学株式会社 filed Critical 富士電気化学株式会社
Priority to JP15697782U priority Critical patent/JPS5961465U/en
Publication of JPS5961465U publication Critical patent/JPS5961465U/en
Application granted granted Critical
Publication of JPH0126041Y2 publication Critical patent/JPH0126041Y2/ja
Granted legal-status Critical Current

Links

Classifications

    • Y02E60/12—

Landscapes

  • Gas Exhaust Devices For Batteries (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

１　　　第１図は従来の安全装置付電池の一例を示す断
、　　面図、第２図はその安全装置部分を抽出して示す
１　　断面図、第３図はこの考案による安全装置付電池
、　　の一実施例を示す断面図、第４図はその要部断面
゛　　図、第５図は安全装置が作動するときの状態を示
（す要部断面図、第６図Ａ、　Ｂ、　Ｃはそれぞれ内蓋
板の実施例を示す平面図である。 、１０・・・・・・電池、１２・・・・・・電池ケース
、１４・・・・・・乙　　負極缶、１６・・・・・・正
極端子板、１８・・・・・・ガスケツ°　　ト、２０・
・・・・・発電要素、２２・・・・・・正極、２４・・
・・・・１　　セパレータ、２６・・・・・・負極、２
８・・・・・・電解液、：３０・・・・・・ガス抜孔、
３２・・・・・・内蓋板、３４・・・・・・薄肉部、３
６・・・・・・がん曲部、３８・・・・・・弁室。1 Figure 1 is a cross-sectional view and cross-sectional view showing an example of a conventional battery with a safety device, Figure 2 is a cross-sectional view showing an extracted part of the safety device, and Figure 3 is a battery with a safety device according to this invention. FIG. 4 is a cross-sectional view of an embodiment, and FIG. 5 is a cross-sectional view of the main part, and FIG. 5 is a cross-sectional view of the main part, and FIG. It is a plan view showing an example of the inner cover plate. , 10...Battery, 12...Battery case, 14...B Negative electrode can, 16...・Positive terminal plate, 18... Gasket, 20.
...Power generation element, 22...Positive electrode, 24...
...1 Separator, 26...Negative electrode, 2
8... Electrolyte, : 30... Gas vent hole,
32... Inner cover plate, 34... Thin wall portion, 3
6... Cancer flexure, 38... Valve chamber.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 電池ケースの蓋部を兼ねる端子板の内側に内蓋板を設け
るとともに、上記端子板の中央を外方へわん曲形成する
ことにより該端子板と上記内蓋払との間に弁室を形成し
、さらに上記端子板にガス抜孔を設けるとともに、上記
内蓋板に上記電池クース内のガス圧によって破裂しやす
くした薄肉■を設け、上記電池ケース内のガス圧が所定
以上に高まったときに上記薄肉部を破裂させて上記ガス
抜孔からガス全逃がすようにした安全装置付電池におい
て、上記内蓋板の中央に上記薄肉部を設けるとともに、
この中央部分を上記弁室と反対方向にわん曲形成したこ
とを特徴とする安全装置付電池。An inner cover plate is provided inside the terminal plate that also serves as the cover of the battery case, and the center of the terminal plate is curved outward to form a valve chamber between the terminal plate and the inner cover cover. In addition, a gas vent hole is provided in the terminal plate, and a thin wall (■) is provided in the inner cover plate to make it easier to burst due to the gas pressure in the battery case, so that when the gas pressure in the battery case rises above a specified level, In the battery with a safety device in which the thin-walled portion is ruptured to allow all gas to escape from the gas vent hole, the thin-walled portion is provided in the center of the inner cover plate, and
A battery with a safety device characterized in that the central portion is curved in a direction opposite to the valve chamber.
JP15697782U 1982-10-19 1982-10-19 Battery with safety device Granted JPS5961465U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15697782U JPS5961465U (en) 1982-10-19 1982-10-19 Battery with safety device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15697782U JPS5961465U (en) 1982-10-19 1982-10-19 Battery with safety device

Publications (2)

Publication Number Publication Date
JPS5961465U true JPS5961465U (en) 1984-04-21
JPH0126041Y2 JPH0126041Y2 (en) 1989-08-03

Family

ID=30346225

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15697782U Granted JPS5961465U (en) 1982-10-19 1982-10-19 Battery with safety device

Country Status (1)

Country Link
JP (1) JPS5961465U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6360273U (en) * 1986-10-09 1988-04-21

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS505408A (en) * 1973-05-18 1975-01-21
US4175166A (en) * 1978-05-02 1979-11-20 Power Conversion, Inc. Sealed container construction capable of safely venting internal pressure
JPS5575137U (en) * 1978-11-17 1980-05-23
JPS55173867U (en) * 1979-05-31 1980-12-13
JPS5736775A (en) * 1980-06-30 1982-02-27 Gen Electric

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS505408A (en) * 1973-05-18 1975-01-21
US4175166A (en) * 1978-05-02 1979-11-20 Power Conversion, Inc. Sealed container construction capable of safely venting internal pressure
JPS5575137U (en) * 1978-11-17 1980-05-23
JPS55173867U (en) * 1979-05-31 1980-12-13
JPS5736775A (en) * 1980-06-30 1982-02-27 Gen Electric

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6360273U (en) * 1986-10-09 1988-04-21

Also Published As

Publication number Publication date
JPH0126041Y2 (en) 1989-08-03

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