JPS6065974U - explosion-proof battery - Google Patents

explosion-proof battery

Info

Publication number
JPS6065974U
JPS6065974U JP15818883U JP15818883U JPS6065974U JP S6065974 U JPS6065974 U JP S6065974U JP 15818883 U JP15818883 U JP 15818883U JP 15818883 U JP15818883 U JP 15818883U JP S6065974 U JPS6065974 U JP S6065974U
Authority
JP
Japan
Prior art keywords
thin plate
plate
explosion
thin
terminal 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
Application number
JP15818883U
Other languages
Japanese (ja)
Inventor
浩平 山本
水野　利男
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 JP15818883U priority Critical patent/JPS6065974U/en
Publication of JPS6065974U publication Critical patent/JPS6065974U/en
Pending 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]

第１図はこの考案を適用した防爆型電池の全体構造を示
す断面図、第２図Ａ、　Ｂはそれぞれこの考案の要部拡
大断面図である。 １２・・・・・・電池ケース、１４・・・・・・負極缶
、１６・・・・・・正極端子板、１８・・・・・・ガス
ケット、２０・・・・・・発電要素、３０・・・・・・
ガス抜孔、３２・・・・・・ダイヤフラム状薄板、３２
ａ・・・・・・薄肉部、３４・・・・・・切刃状突起、
３６・・・・・・リード板、３８・・・・・・凹部空間
。FIG. 1 is a sectional view showing the overall structure of an explosion-proof battery to which this invention is applied, and FIGS. 2A and 2B are enlarged sectional views of the main parts of this invention. 12... Battery case, 14... Negative electrode can, 16... Positive terminal plate, 18... Gasket, 20... Power generation element, 30...
Gas vent hole, 32...Diaphragm-shaped thin plate, 32
a... Thin wall part, 34... Cutting edge-like projection,
36... Lead plate, 38... Concave space.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）電池ケースの蓋部を兼ねる皿状端子板と、この端
子板に形成されたガス抜孔と、上記端子板の内側にその
凹部空間を閉塞するように設けられた金属製のダイヤフ
ラム状薄板と、上記端子板に設けられ、先端が上記薄板
の外側面の中央付近に対向する切刃状突起とを有し、上
記電池ケース内のガス圧が所定以上に高まったとき、そ
のガス圧を受けて上記薄板が上記突起によって破断され
、上記ガス抜孔から安全にガスを放出するようにした防
爆型電池において、上記薄板には上記切刃状突起の先端
に対向する部位に他の部分より厚みを小さくした薄肉部
が形成されているとともに、内部の発電要素の一方極の
リード板が上記薄板の上記薄肉部とは異なる部分にスポ
ット溶接されていることを特徴とする防爆型電池。(1) A dish-shaped terminal plate that also serves as the lid of the battery case, a gas vent hole formed in this terminal plate, and a metal diaphragm-shaped thin plate provided inside the terminal plate so as to close the recessed space. and a cutting edge-like protrusion provided on the terminal plate, the tip of which faces near the center of the outer surface of the thin plate, and when the gas pressure in the battery case increases above a predetermined level, the gas pressure is reduced. In an explosion-proof battery in which the thin plate is broken by the protrusion in response to the damage and the gas is safely released from the gas vent hole, the thin plate has a portion facing the tip of the cutting edge-like protrusion that is thicker than other portions. 1. An explosion-proof battery characterized in that a thin wall portion is formed with a smaller thickness, and a lead plate of one pole of an internal power generating element is spot welded to a portion of the thin plate different from the thin wall portion. （２）上記薄板が５ＵＳ４３０または５ＵＳ３０４等の
スチレンレス鋸板であることを特徴とする実用新案登録
請求の範囲第１項記載の防爆型電池。(2) The explosion-proof battery according to claim 1, wherein the thin plate is a styrene-free sawn board such as 5US430 or 5US304.
JP15818883U 1983-10-14 1983-10-14 explosion-proof battery Pending JPS6065974U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15818883U JPS6065974U (en) 1983-10-14 1983-10-14 explosion-proof battery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15818883U JPS6065974U (en) 1983-10-14 1983-10-14 explosion-proof battery

Publications (1)

Publication Number Publication Date
JPS6065974U true JPS6065974U (en) 1985-05-10

Family

ID=30348551

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15818883U Pending JPS6065974U (en) 1983-10-14 1983-10-14 explosion-proof battery

Country Status (1)

Country Link
JP (1) JPS6065974U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02284350A (en) * 1989-04-25 1990-11-21 Matsushita Electric Ind Co Ltd Safeguarding device for organic electrolyte battery
JPH02150758U (en) * 1989-05-26 1990-12-27
JP2010161024A (en) * 2009-01-09 2010-07-22 Fdk Energy Co Ltd Cylindrical battery
JP2012525663A (en) * 2009-04-30 2012-10-22 ビーワイディー カンパニー リミテッド Battery safety vent and battery equipped with the safety vent

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02284350A (en) * 1989-04-25 1990-11-21 Matsushita Electric Ind Co Ltd Safeguarding device for organic electrolyte battery
JPH02150758U (en) * 1989-05-26 1990-12-27
JP2010161024A (en) * 2009-01-09 2010-07-22 Fdk Energy Co Ltd Cylindrical battery
JP2012525663A (en) * 2009-04-30 2012-10-22 ビーワイディー カンパニー リミテッド Battery safety vent and battery equipped with the safety vent

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