JPS62202470A - Air button cell - Google Patents
Air button cellInfo
- Publication number
- JPS62202470A JPS62202470A JP4440486A JP4440486A JPS62202470A JP S62202470 A JPS62202470 A JP S62202470A JP 4440486 A JP4440486 A JP 4440486A JP 4440486 A JP4440486 A JP 4440486A JP S62202470 A JPS62202470 A JP S62202470A
- Authority
- JP
- Japan
- Prior art keywords
- air hole
- recess
- air
- positive electrode
- electrode 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
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 5
- 229910052760 oxygen Inorganic materials 0.000 abstract description 5
- 239000001301 oxygen Substances 0.000 abstract description 5
- 238000007789 sealing Methods 0.000 description 6
- 238000009792 diffusion process Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 239000006230 acetylene black Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M12/00—Hybrid cells; Manufacture thereof
- H01M12/04—Hybrid cells; Manufacture thereof composed of a half-cell of the fuel-cell type and of a half-cell of the primary-cell type
- H01M12/06—Hybrid cells; Manufacture thereof composed of a half-cell of the fuel-cell type and of a half-cell of the primary-cell type with one metallic and one gaseous electrode
Abstract
Description
【発明の詳細な説明】 産業上の利用分野 本発明は空気ボタン電池に関する。[Detailed description of the invention] Industrial applications The present invention relates to air button batteries.
従来の技術
従来、空気ボタン電池を構成する場合、底部中央部に凹
部を有し、この凹部中に空気孔を開口した有底円筒状正
極ケースの前記凹部に、多孔質の空気拡散紙を載置し、
さらに正極ケース内径とほぼ同径の撥水膜を載置する。BACKGROUND ART Conventionally, when constructing an air button battery, a porous air diffusion paper is placed in the recess of a bottomed cylindrical positive electrode case that has a recess in the center of the bottom and an air hole in the recess. Place,
Furthermore, a water-repellent film having approximately the same diameter as the inside diameter of the positive electrode case is placed.
次に、金属集電体と一体化した触媒物質を空気極として
載置する。Next, a catalyst material integrated with a metal current collector is placed as an air electrode.
空気ボタン電池の正極ケースは大別して下記の2つの構
造がある。The positive electrode case of air button batteries can be roughly divided into the following two structures.
(1)正極ケース外底部め凸部にドリル等で真直に空気
孔を開口したもの。(1) An air hole is drilled straight into the convex portion of the outer bottom of the positive electrode case.
(2)正極ケース外底部全内側に浅くくぼ寸せ、このく
ぼみの中央部に空気孔をあけたもの。(2) A shallow recess is formed on the entire inside of the outer bottom of the positive electrode case, and an air hole is drilled in the center of this recess.
発明が解決しようとする問題点
しかしく1)の方法による正極ケースを備えた空気ボタ
ン電池は、補聴器等の電子機器に挿入した場合、電子機
器のプラス端子の形状によっては、作動しない場合があ
る。Problems to be Solved by the Invention However, when an air button battery equipped with a positive electrode case according to method 1) is inserted into an electronic device such as a hearing aid, it may not operate depending on the shape of the positive terminal of the electronic device. .
つまり、プラス端子が空気孔を密封してしまう場合があ
り、大気中の酸素が電池内に供給されなくなり、電池が
作動しないことがあった。In other words, the positive terminal may seal the air hole, preventing oxygen from the atmosphere from being supplied into the battery, and the battery may not operate.
(1)の方法の欠点を解決するための手段として考案さ
れたい)の方法の正極ケースを使用して空気ボタン電池
を組み立てた場合、くぼみによる正極ケース内側への張
出しにより空気孔上に載置される空気拡散紙を電池内部
へ持ち上げ、電池放電時に2 気孔から漏液する場合が
あり、空気極の支持も不安定となって充分な解決方法と
はならなかった。When an air button battery is assembled using the positive electrode case of method (1), which is devised as a means to solve the drawbacks of method (1), it is placed on the air hole by the protrusion inside the positive electrode case due to the depression. Lifting the air diffusion paper into the battery may cause leakage from the two pores when the battery is discharged, and the support for the air electrode also becomes unstable, so this was not a sufficient solution.
本発明は、上記のような従来の問題点を解消し、接片端
子の形状にかかわらず、安定した酸素供給を可能にした
空気ボタン電池を提供することを目的とする。SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned conventional problems and to provide an air button battery that can stably supply oxygen regardless of the shape of the contact terminals.
問題点を解決するための手段
本発明の空気ボタン電池は、空気孔が形成された正極ケ
ース外底面の空気孔周辺部に、テーパー状9階段状ある
いは凹状のくぼみを設け、内底部側は空気孔を除き平坦
としたことを特徴とする。Means for Solving the Problems The air button battery of the present invention has nine tapered step-shaped or concave depressions around the air hole on the outer bottom surface of the positive electrode case where the air hole is formed, and the inner bottom side has air holes. It is characterized by being flat with no holes.
作 用
この構成によると、空気ボタン電池は、電子機器装填使
用時に、酸素の供給障害による問題は、はぼ解決できる
。Function: According to this configuration, the problem caused by oxygen supply failure can be largely solved when the air button battery is used in electronic equipment.
実施例
以下、本発明の一実施例を図面に基づいて説明する。1
は負極ケース、2は封口リング、3は正極ケースで、外
径11.6mm、総高6.4rrtynで規格されてい
るR44サイズの電池用に作られている。EXAMPLE Hereinafter, an example of the present invention will be described based on the drawings. 1
2 is a negative electrode case, 2 is a sealing ring, and 3 is a positive electrode case, which are made for R44 size batteries with an outer diameter of 11.6 mm and a total height of 6.4 rrtyn.
正極ケース3はまずプレスによって、図のように空気孔
9が開孔する位置にその開孔径の約2〜3倍で深さ0.
03〜0.06 mmの凹状のくぼみ12が形成される
。R44サイズの場合は、〈ぼみ12の内径は外径10
〜16である。この時、くぼみ120対面、つまり正極
ケース3の内底部は平坦にしておくことが必要である。First, the positive electrode case 3 is pressed to a depth of about 2 to 3 times the diameter of the air hole 9 at the position where the air hole 9 will be formed as shown in the figure.
A concave depression 12 of 03-0.06 mm is formed. In the case of R44 size, <the inner diameter of recess 12 is outer diameter 10
~16. At this time, it is necessary to keep the surface facing the depression 120, that is, the inner bottom of the positive electrode case 3 flat.
この加工は、一般的なプレス加工で容易に達成できる。This processing can be easily achieved by general press processing.
正極ケース3の空気孔周辺部の拡大断面図を第2図に示
す。あらかじt成形した正極ケース3の凹状ぐぼみ12
の中心に、プレス加工で外径0.4〜○、 e mmの
空気孔9を開口する。また正極ケース3の内底部側には
凹状のくぼみ11が形成されており、このくぼみは空気
孔9と通じている。なお、〈ぼみ11には空気拡散紙8
が載置される。4は空気極で、線径o、1sg、厚さ0
.3Mで40メツシユのニッケルスクリーンに、活性炭
、アセチレンブラックを、ポリテトラフルオロエチレン
の結着剤とともに、厚さ0.3〜0.35 mmに成型
されている。空気極4はその片面に、多孔性のフッ素樹
紙8上に載置され、次にセパレータ6亡挿入シテ、正極
ケース側が完成する。FIG. 2 shows an enlarged sectional view of the area around the air hole of the positive electrode case 3. Concave depression 12 of the positive electrode case 3 formed in the outline
An air hole 9 with an outer diameter of 0.4 to ○, e mm is opened in the center of the hole by press working. Further, a concave depression 11 is formed on the inner bottom side of the positive electrode case 3, and this depression communicates with the air hole 9. Note that air diffusion paper 8 is placed in the recess 11.
is placed. 4 is the air electrode, wire diameter o, 1sg, thickness 0
.. Activated carbon, acetylene black, and polytetrafluoroethylene binder are molded onto a 40-mesh 3M nickel screen to a thickness of 0.3 to 0.35 mm. The air electrode 4 is placed on one side of the porous fluorine resin paper 8, and then the separator 6 is inserted and the positive electrode case side is completed.
1の負極ケースは、封口リング2と嵌着され、負極活物
質となる亜鉛粉6とアルカリ電解液が内部に充てんされ
ている。この負極ケース1と前記の正極ケース3を嵌合
して、正極ケース3の開口部を封口リング2を介して負
極ケース側に締め付けることによって、電池が完成する
。1oは密封用テープである。The negative electrode case 1 is fitted with a sealing ring 2, and is filled with zinc powder 6 serving as a negative electrode active material and an alkaline electrolyte. The battery is completed by fitting the negative electrode case 1 and the positive electrode case 3, and tightening the opening of the positive electrode case 3 to the negative electrode case side via the sealing ring 2. 1o is a sealing tape.
以上、前記した本発明の空気ボタン電池をA、1だ、空
気孔が単にケース底部の水平面に対して垂直に開口され
ている従来の電池をB、そして、その改良例である外底
面を浅くくぼませてここに空気孔をあけた電池をCとし
たときの、補聴器のプラス端子が空気孔を密封する確率
と、使用後空気孔から漏液する確率を下表に示す。As mentioned above, the air button battery of the present invention is referred to as A, 1 is a conventional battery in which the air hole is simply opened perpendicular to the horizontal surface of the bottom of the case, and B is an improved example of the battery with a shallow outer bottom surface. The table below shows the probability that the positive terminal of the hearing aid will seal the air hole and the probability that liquid will leak from the air hole after use, assuming that the battery is recessed and has an air hole here.
この結果からAの電池が空気孔の閉塞されない度合、漏
液を生じない度合で最もよいことが明らかである。From these results, it is clear that battery A is the best in terms of the degree to which the air holes are not clogged and the degree to which liquid leakage does not occur.
発明の効果
本発明の構成による空気ボタン電池は、電子機器装填使
用時に、機器のプラス端子による酸素の供給障害を解決
できるとともに、正極ケースのプレス加工により空気孔
の開口した正極ケース内底部もほとんど変形することが
なく平坦であるため、電池内容物も良好な状態で存在し
、空気孔からの漏液等の問題も発生することがない、非
常に良好な空気ボタン電池全提供するものである。Effects of the Invention The air button battery configured according to the present invention can solve the problem of oxygen supply caused by the positive terminal of the device when used in electronic equipment, and the inner bottom of the positive electrode case, which has an air hole opened due to press processing of the positive electrode case, can be almost completely removed. Because it is flat and does not deform, the battery contents remain in good condition and there are no problems such as leakage from the air holes, making it a very good air button battery. .
第1図は本発明の空気ボタン電池の一実施例の断面図、
第2図は本発明による正極ケースの一実施例の拡大断面
図である。
1・・・・・・負極ケース、2・・・・・封口リング、
3・・・・・・正極ケース、4・・・・・空気極、5・
・・・・・負極亜鉛、6・・・・セパレータ、7・・・
・・・空気極と圧着されたフッ素樹脂膜、8・・・・・
・空気拡散紙、9・・・・・・空気孔、10・・・・・
・密封用テープ、11・・・・・・正極ケース中央内底
側に形成された凹状のくぼみ、12・・・・・・正極ケ
ース外底側の空気孔外周部に形成された凹状のくぼみ。FIG. 1 is a sectional view of an embodiment of the air button battery of the present invention;
FIG. 2 is an enlarged sectional view of one embodiment of the positive electrode case according to the present invention. 1...Negative electrode case, 2...Sealing ring,
3...Positive electrode case, 4...Air electrode, 5...
...Negative electrode zinc, 6...Separator, 7...
...Fluororesin membrane crimped to air electrode, 8...
・Air diffusion paper, 9...Air holes, 10...
- Sealing tape, 11... Concave depression formed on the inner bottom side of the center of the positive electrode case, 12... Concave depression formed on the outer periphery of the air hole on the outer bottom side of the positive electrode case .
Claims (1)
、前記正極ケースの内底部側は空気孔を除いて平坦であ
り、正極ケース外底部側は空気孔周辺部にテーパー状、
階段状あるいは凹状のくぼみを設けたことを特徴とした
空気ボタン電池。It has a bottomed cylindrical positive electrode case with an air hole at the bottom, the inner bottom side of the positive electrode case is flat except for the air hole, and the outer bottom side of the positive electrode case has a tapered shape around the air hole.
An air button battery characterized by having a stepped or concave depression.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61044404A JPH0724226B2 (en) | 1986-02-28 | 1986-02-28 | Air button battery |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61044404A JPH0724226B2 (en) | 1986-02-28 | 1986-02-28 | Air button battery |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62202470A true JPS62202470A (en) | 1987-09-07 |
JPH0724226B2 JPH0724226B2 (en) | 1995-03-15 |
Family
ID=12690570
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP61044404A Expired - Lifetime JPH0724226B2 (en) | 1986-02-28 | 1986-02-28 | Air button battery |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0724226B2 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0771044A2 (en) * | 1995-09-19 | 1997-05-02 | Rayovac Corporation | Metal air cathode can, and electrochemical cell made therewith |
US6040074A (en) * | 1995-05-05 | 2000-03-21 | Rayovac Corporation | Metal-air cathode can, and electrochemical cell made therewith |
US6197445B1 (en) | 1998-03-06 | 2001-03-06 | Rayovac Corporation | Air depolarized electrochemical cells |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5450930A (en) * | 1977-09-28 | 1979-04-21 | Mallory & Co Inc P R | Metallic air depolarization battery having limited gas passage |
JPS58120565U (en) * | 1982-02-10 | 1983-08-17 | 東芝電池株式会社 | Button air battery |
-
1986
- 1986-02-28 JP JP61044404A patent/JPH0724226B2/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5450930A (en) * | 1977-09-28 | 1979-04-21 | Mallory & Co Inc P R | Metallic air depolarization battery having limited gas passage |
JPS58120565U (en) * | 1982-02-10 | 1983-08-17 | 東芝電池株式会社 | Button air battery |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6284400B1 (en) | 1995-05-05 | 2001-09-04 | Rayovac Corporation | Metal-air cathode can, and electrochemical cell made therewith |
US5795667A (en) * | 1995-05-05 | 1998-08-18 | Rayovac Corporation | Metal-air cathode can, and electrochemical cell made therewith |
US5958615A (en) * | 1995-05-05 | 1999-09-28 | Rayovac Corporation | Metal-air cathode can, and electrochemical cell made therewith |
US6040074A (en) * | 1995-05-05 | 2000-03-21 | Rayovac Corporation | Metal-air cathode can, and electrochemical cell made therewith |
EP0771044A3 (en) * | 1995-09-19 | 1998-04-01 | Rayovac Corporation | Metal air cathode can, and electrochemical cell made therewith |
EP0771044A2 (en) * | 1995-09-19 | 1997-05-02 | Rayovac Corporation | Metal air cathode can, and electrochemical cell made therewith |
US6197445B1 (en) | 1998-03-06 | 2001-03-06 | Rayovac Corporation | Air depolarized electrochemical cells |
US6203940B1 (en) | 1998-03-06 | 2001-03-20 | Rayovac Corporation | Tubular air depolarized cell |
US6210826B1 (en) | 1998-03-06 | 2001-04-03 | Rayovac Corporation | Seals, and electrochemical cells made therewith |
US6210827B1 (en) | 1998-03-06 | 2001-04-03 | Rayovac Corporation | Elongate air depolarized electrochemical cells |
US6296961B1 (en) | 1998-03-06 | 2001-10-02 | Rayovac Corporation | Composite carbon sheet, and electrochemical cells made therewith |
US6436571B1 (en) | 1998-03-06 | 2002-08-20 | Rayovac Corporation | Bottom seals in air depolarized electrochemical cells |
US6461761B1 (en) | 1998-03-06 | 2002-10-08 | Rayovac Corporation | Air depolarized electrochemical cells |
Also Published As
Publication number | Publication date |
---|---|
JPH0724226B2 (en) | 1995-03-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |