JPH1055793A - Secondary battery cap assembly - Google Patents
Secondary battery cap assemblyInfo
- Publication number
- JPH1055793A JPH1055793A JP9099495A JP9949597A JPH1055793A JP H1055793 A JPH1055793 A JP H1055793A JP 9099495 A JP9099495 A JP 9099495A JP 9949597 A JP9949597 A JP 9949597A JP H1055793 A JPH1055793 A JP H1055793A
- Authority
- JP
- Japan
- Prior art keywords
- battery
- pressure
- gas
- discharge hole
- cap
- 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
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Gas Exhaust Devices For Batteries (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は二次電池キャップア
センブリーに関し、より詳しくは、ガスのみを放出させ
ることができるフィルム膜を取付けて電解液が漏洩され
ることを防止した二次電池キャップアセンブリーに関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rechargeable battery cap assembly, and more particularly, to a rechargeable battery cap assembly having a film membrane capable of releasing only gas to prevent electrolyte from leaking. About Lee.
【０００２】[0002]
【従来の技術】一般的に、二次電池は再充電可能な電池
であって、ニッケル−カドミウム電池とニッケル−水素
電池がある。前記二次電池は充電と放電と行うとき電池
内で水素及び酸素が発生して電池内の圧力が上昇するこ
とがある。このように、電池内の圧力が上昇すると電池
の変形及び爆発の危険性がある。2. Description of the Related Art Generally, secondary batteries are rechargeable batteries, and there are nickel-cadmium batteries and nickel-hydrogen batteries. When charging and discharging the secondary battery, hydrogen and oxygen may be generated in the battery, and the pressure in the battery may increase. As described above, when the pressure in the battery increases, there is a risk of deformation and explosion of the battery.
【０００３】従って、従来の二次電池キャップアセンブ
リーは、ガスを放出させるための放出孔が形成されてい
るキャップと、前記キャップと下方で結合して中央にガ
スを排出するための排出孔が形成されたキャップカバー
と、前記キャップカバーとキャップとの間に設けられ前
記排出孔を開閉するゴム部材と、前記キャップカバーと
電池の本体との間に設けられ密封を行うガスケットとか
ら構成される。Therefore, the conventional secondary battery cap assembly has a cap having a discharge hole for discharging gas, and a discharge hole for discharging the gas to the center by being coupled to the cap below. It is composed of a formed cap cover, a rubber member provided between the cap cover and the cap for opening and closing the discharge hole, and a gasket provided between the cap cover and the main body of the battery for sealing. .
【０００４】前述したように構成された二次電池キャッ
プアセンブリーは電池が充電又は放電される際におい
て、電池内の圧力が上昇すると前記ゴム部材が圧縮され
て前記ゴム部材の下面が前記キャップカバーの上面から
離隔されるようになり、その結果、前記キャップカバー
に形成された排出孔が開く。In the secondary battery cap assembly constructed as described above, when the pressure inside the battery rises when the battery is charged or discharged, the rubber member is compressed and the lower surface of the rubber member is covered with the cap cover. , So that a discharge hole formed in the cap cover is opened.
【０００５】キャップカバーに形成された排出孔が開く
と前記排出孔を通じて電池内にあったガスが排出されて
前記キャップに形成された放出孔を通じて外部に放出さ
れる。一定量のガスが放出されて電池内の圧力が下がる
と前記ゴム部材が膨張して前記排出孔を塞ぐようにな
る。When the discharge hole formed in the cap cover is opened, the gas in the battery is discharged through the discharge hole and discharged to the outside through the discharge hole formed in the cap. When a certain amount of gas is released and the pressure in the battery decreases, the rubber member expands and closes the discharge hole.
【０００６】[0006]
【発明が解決しようとする課題】前述したように構成さ
れて作動する従来の二次電池キャップアセンブリーはキ
ャップカバーに形成された排出孔とキャップに形成され
た放出孔を通じてガスが放出される際に電解液も共に放
出されてしまう。電解液が放出されると電池内の濃度が
変化するため、電池の機能が低下して放出された電解液
による電池の外部及び周辺機器が損傷並びに汚染される
という問題点がある。The conventional rechargeable battery cap assembly constructed and operated as described above operates when gas is discharged through a discharge hole formed in the cap cover and a discharge hole formed in the cap. The electrolyte is also discharged together. When the electrolyte is discharged, the concentration in the battery changes, so that the function of the battery is deteriorated, and the discharged electrolyte may damage and contaminate the outside and peripheral devices of the battery.
【０００７】従って、本発明の目的は、電池の充電と放
電を行う際電池内の圧力調節のためガスの抜き取りをし
てもガスに電解液が含まれて放出されるのを防止するこ
とによって電池の外表面及び周辺機器の損傷並びに汚染
を防止する二次電池キャップアセンブリーを提供するこ
とにある。SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to prevent the gas from containing and discharging the electrolytic solution even when the gas is extracted for adjusting the pressure in the battery when charging and discharging the battery. An object of the present invention is to provide a secondary battery cap assembly that prevents damage and contamination of the outer surface of a battery and peripheral devices.
【０００８】本発明の他の目的は、電解液の漏出を防止
できるので充電と放電を行っても電解液の漏出による濃
度変化がないことによってから電池の機能低下を発生し
ない二次電池キャップアセンブリーを提供することにあ
る。Another object of the present invention is to prevent the electrolyte from leaking, so that there is no change in concentration due to the electrolyte leaking even when charging and discharging, so that the function of the secondary battery is not reduced. To provide the Lee.
【０００９】[0009]
【課題を解決するための手段】上記問題点を解決するた
め、本発明に係る二次電池キャップアセンブリーは、ガ
スを放出させるための放出孔が形成されているキャップ
と、前記キャップと下方で結合して中央にガスを排出す
るための排出孔が形成されているキャップカバーと、前
記キャップカバーとキャップとの間に設けられ電池内の
圧力に応じて前記排出孔を開閉する圧力調節部材と、前
記圧力調節部材とキャップカバーとの間に設けられガス
のみを通過させる膜部材と、前記キャップカバーと電池
の本体との間に設けられ密封を行う密封部材とを備えた
ことを特徴とする。In order to solve the above-mentioned problems, a secondary battery cap assembly according to the present invention includes a cap having a discharge hole for discharging gas, and a cap formed below the cap. A cap cover in which a discharge hole for discharging gas at the center is formed, and a pressure adjusting member provided between the cap cover and the cap to open and close the discharge hole according to the pressure in the battery; A membrane member provided between the pressure adjusting member and the cap cover, which allows only gas to pass therethrough, and a sealing member provided between the cap cover and the main body of the battery for sealing. .
【００１０】前記圧力調節部材は一定の弾性力を有する
よう形成する。且つ、電池内の圧力が一定の圧力以上に
なって前記圧力調節部材の弾性力より大きくなると圧力
調節部材が圧力により圧縮されて前記キャップカバーの
排出孔が開き、電池内の圧力が一定の圧力以下になると
前記圧力調節部材の弾性力が圧力より大きくなり前記圧
力調節部材が膨張して前記キャップカバーの排出孔を塞
ぐよう形成する。前記圧力調節部材はゴムを使用して形
成することも可能で、板とスプリングを使用して形成す
ることも可能である。The pressure adjusting member is formed to have a constant elastic force. Further, when the pressure in the battery becomes equal to or higher than a certain pressure and becomes larger than the elastic force of the pressure adjusting member, the pressure adjusting member is compressed by the pressure to open the discharge hole of the cap cover, and the pressure in the battery becomes constant pressure. When the pressure becomes less than the above, the elastic force of the pressure adjusting member becomes larger than the pressure, so that the pressure adjusting member expands to close the discharge hole of the cap cover. The pressure adjusting member may be formed using rubber, or may be formed using a plate and a spring.
【００１１】前記膜部材は半透過膜で、ガスは通過する
が電解液は通過されない合成樹脂を使用することが好ま
しい。前記合成樹脂としては、酸素透過性に優れ且つ湿
気等は透過しないポリエチレン（ＰＥ）又はポリ塩化ビ
ニル（ＰＶＣ）を使用することが好ましい。さらに、前
記ポリエチレンは低密度ポリエチレン（ＬＤＰＥ）又は
架橋ポリエチレン（ｃｒｏｓｓｌｉｎｋｅｄ ＰＥ）が
好ましい。The membrane member is preferably a semi-permeable membrane, and is preferably made of a synthetic resin that allows gas to pass through but does not allow electrolyte to pass through. As the synthetic resin, it is preferable to use polyethylene (PE) or polyvinyl chloride (PVC) which has excellent oxygen permeability and does not transmit moisture or the like. Further, the polyethylene is preferably low density polyethylene (LDPE) or crosslinked polyethylene (crosslinked PE).
【００１２】上述したように構成された本発明の二次電
池キャップアセンブリーは、電池が充電又は放電される
際において、水素及び酸素ガスの発生により電池内の圧
力が一定の圧力以上に上昇すると前記圧力調節部材が前
記ガスの圧力により圧縮されて前記圧力調節部材の下面
が前記キャップカバーの上面から離隔され、前記キャッ
プカバーに形成された排出孔が開く。[0012] The secondary battery cap assembly of the present invention having the above-described structure is characterized in that when the battery is charged or discharged, the pressure inside the battery rises to a certain pressure or more due to generation of hydrogen and oxygen gas. The pressure adjusting member is compressed by the pressure of the gas, a lower surface of the pressure adjusting member is separated from an upper surface of the cap cover, and a discharge hole formed in the cap cover is opened.
【００１３】キャップカバーに形成された排出孔が開く
と前記排出孔を通じて電池内にあったガスが排出され、
前記膜部材を通過して前記キャップに形成された放出孔
を通じて外部に放出される。一定量のガスが放出されて
電池内の圧力が一定の圧力以下に下がると前記圧力調節
部材が自体の弾性力により膨張して前記排出孔を塞ぐ。When the discharge hole formed in the cap cover is opened, the gas in the battery is discharged through the discharge hole,
After passing through the membrane member, it is discharged to the outside through a discharge hole formed in the cap. When a certain amount of gas is released and the pressure in the battery falls below a certain pressure, the pressure adjusting member expands due to its own elastic force and closes the discharge hole.
【００１４】キャップカバーに形成された排出孔が開い
て電池内のガスが放出されるとき、電解液がガスと共に
放出されることがあっても、前記膜部材をガスは通過す
るが電解液は通過できないので、電解液が電池の外部へ
流出されることが防止される。When the gas in the battery is released by opening the discharge hole formed in the cap cover, even if the electrolyte is released together with the gas, the gas passes through the membrane member but the electrolyte is not discharged. Since the electrolyte cannot pass through, the electrolyte is prevented from flowing out of the battery.
【００１５】[0015]
【発明の実施の形態】次に、本発明の二次電池キャップ
アセンブリーの最適実施形態を図面を参照して詳細に説
明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, a preferred embodiment of a secondary battery cap assembly according to the present invention will be described in detail with reference to the drawings.
【００１６】図１に示す如く、本発明の二次電池キャッ
プアセンブリーの一実施形態はガスを放出させるための
放出孔５が形成されているキャップ４と、前記キャップ
４と下方で結合して中央にガスを排出するための排出孔
７が形成されたキャップカバー６と、前記キャップカバ
ー６とキャップ４との間に設けられ電池内の圧力により
前記排出孔７を開閉する圧力調節部材と、前記圧力調節
部材とキャップカバー６との間に設けられガスのみを通
過させる膜部材１０と、前記キャップカバー６と電池の
本体２との間に設けられ密封を行う密封部材８とを備え
ている。As shown in FIG. 1, one embodiment of the rechargeable battery cap assembly of the present invention is a cap 4 having a discharge hole 5 for discharging gas, which is coupled to the cap 4 below. A cap cover 6 in which a discharge hole 7 for discharging gas is formed at the center, a pressure adjusting member provided between the cap cover 6 and the cap 4 and opening and closing the discharge hole 7 by a pressure in a battery; A membrane member 10 is provided between the pressure adjusting member and the cap cover 6 and allows only gas to pass therethrough, and a sealing member 8 is provided between the cap cover 6 and the main body 2 of the battery and seals. .
【００１７】前記圧力調節部材は、一定の弾性力を有す
るよう形成する。且つ、電池内の圧力が一定の圧力以上
になって前記圧力調節部材の弾性力より大きくなると圧
力調節部材が圧力により圧縮されて前記キャップカバー
の排出孔が開き、電池内の圧力が一定の圧力以下になる
と前記圧力調節部材の弾性力が圧力より大きくなり前記
圧力調節部材が膨張して前記キャップカバーの排出孔を
塞ぐよう形成する。The pressure adjusting member is formed to have a constant elastic force. Further, when the pressure in the battery becomes equal to or higher than a certain pressure and becomes larger than the elastic force of the pressure adjusting member, the pressure adjusting member is compressed by the pressure to open the discharge hole of the cap cover, and the pressure in the battery becomes constant pressure. When the pressure becomes less than the above, the elastic force of the pressure adjusting member becomes larger than the pressure, so that the pressure adjusting member expands to close the discharge hole of the cap cover.
【００１８】前記圧力調節部材は、図１に示す如く円柱
形状のゴム部材１２を使用して形成することも良く、図
２に示す如く圧力板１４とコイルスプリング１５とから
構成することも良く、図３に示す如く圧力板１４と千鳥
形状に折られて加工された板スプリング１６とから構成
することも良い。The pressure adjusting member may be formed by using a cylindrical rubber member 12 as shown in FIG. 1, or may be constituted by a pressure plate 14 and a coil spring 15 as shown in FIG. As shown in FIG. 3, a pressure plate 14 and a plate spring 16 which is folded in a staggered shape may be used.
【００１９】前記膜部材１０は半透過膜で、ガスは通過
するが電解液は通過されない合成樹脂を使用することが
好ましい。前記合成樹脂としては酸素透過性に優れ且つ
湿気等は透過しないポリエチレン（ＰＥ）又はポリ塩化
ビニル（ＰＶＣ）を使用することが好ましい。又は、フ
ッ素樹脂を用いることもできる。さらに、前記ポリエチ
レンは低密度ポリエチレン（ＬＤＰＥ）又は架橋ポリエ
チレン（ｃｒｏｓｓｌｉｎｋｅｄ ＰＥ）が好ましい。The membrane member 10 is preferably a semi-permeable membrane, and is preferably made of a synthetic resin that allows gas to pass through but does not allow electrolyte to pass through. As the synthetic resin, it is preferable to use polyethylene (PE) or polyvinyl chloride (PVC) which has excellent oxygen permeability and does not transmit moisture or the like. Alternatively, a fluororesin can be used. Further, the polyethylene is preferably low density polyethylene (LDPE) or crosslinked polyethylene (crosslinked PE).
【００２０】次に、前述のように構成された本発明の二
次電池キャップアセンブリーの作用について説明する。
先ず前述のように構成された本発明の二次電池キャップ
アセンブリーが適用された電池において、充電又は放電
を行う際に水素及び酸素ガスの発生により電池内の圧力
が一定の圧力以上に上昇すると前記圧力調節部材が前記
ガスの圧力により圧縮されて前記圧力調節部材の下面が
前記キャップカバー６の上面から離隔され、前記キャッ
プカバー６に形成された排出孔７が開く。Next, the operation of the secondary battery cap assembly of the present invention configured as described above will be described.
First, in the battery to which the secondary battery cap assembly of the present invention configured as described above is applied, when charging or discharging, when the pressure in the battery rises to a certain pressure or more due to generation of hydrogen and oxygen gas. The pressure adjusting member is compressed by the pressure of the gas, the lower surface of the pressure adjusting member is separated from the upper surface of the cap cover 6, and a discharge hole 7 formed in the cap cover 6 is opened.
【００２１】キャップカバー６に形成された排出孔７が
開くと前記排出孔７を通じて電池内にあったガスが排出
され、前記膜部材１０を通過して前記キャップ４に形成
された放出孔５を通じて外部に放出される。一定量のガ
スが放出されて電池内の圧力が一定の圧力以下に下がる
と、前記圧力調節部材が自体の弾性力により膨張して前
記排出孔７を塞ぐ。When the discharge hole 7 formed in the cap cover 6 is opened, the gas in the battery is discharged through the discharge hole 7, passes through the membrane member 10 and passes through the discharge hole 5 formed in the cap 4. Released outside. When a certain amount of gas is released and the pressure inside the battery drops below a certain pressure, the pressure adjusting member expands due to its own elastic force and closes the discharge hole 7.
【００２２】キャップカバー６に形成された排出孔７が
開いて電池内のガスが放出される際電解液がガスと共に
放出されることがあっても、前記膜部材１０をガスは通
過できるが電解液は通過できないので、電解液が電池の
外部に流出されることが防止される。When the electrolyte is released together with the gas when the gas in the battery is released by opening the discharge hole 7 formed in the cap cover 6, the gas can pass through the membrane member 10, Since the liquid cannot pass through, the electrolyte is prevented from flowing out of the battery.
【００２３】[0023]
【発明の効果】以上説明したように構成されて作用する
本発明の二次電池キャップアセンブリーを適用すると、
電池の充電と放電を行う際電池内の圧力調節のためガス
の抜き取りをしてもガスに電解液が含まれて放出される
ことを防止できるので、電池の外表面及び周辺機器が損
傷並びに汚染されることを防止できる。When the secondary battery cap assembly of the present invention configured and operated as described above is applied,
When charging and discharging the battery, the electrolyte contained in the gas can be prevented from being released even if the gas is extracted to adjust the pressure inside the battery, so the outer surface of the battery and peripheral devices are damaged and contaminated. Can be prevented.
【００２４】なお、電解液の漏出を防止できるので充電
と放電を行っても電解液の漏出による濃度変化がないの
で、電池の機能低下は発生しない。Since leakage of the electrolytic solution can be prevented, there is no change in concentration due to leakage of the electrolytic solution even when charging and discharging are performed, so that the function of the battery does not deteriorate.
【００２５】尚、特許請求の範囲の項に図面との対照を
便利にするために符号を記すが、該記入により本発明は
添付図面の構成に限定されるものではない。In the claims, reference numerals are provided for convenience of comparison with the drawings, but the present invention is not limited to the configuration shown in the attached drawings.
【図面の簡単な説明】[Brief description of the drawings]
【図１】本発明の二次電池キャップアセンブリーの第１
実施形態を示す断面図FIG. 1 illustrates a first embodiment of a secondary battery cap assembly according to the present invention.
Sectional view showing the embodiment
【図２】本発明の二次電池キャップアセンブリーの第２
実施形態を示す断面図FIG. 2 illustrates a second embodiment of the secondary battery cap assembly according to the present invention.
Sectional view showing the embodiment
【図３】本発明の二次電池キャップアセンブリーの第３
実施形態を示す断面図FIG. 3 is a view showing a third embodiment of the secondary battery cap assembly according to the present invention;
Sectional view showing the embodiment
２ 本体 ４ キャップ ５ 放出孔 ６ キャップカバー ７ 排出孔 ８ 密封部材 １０ 膜部材 １２ ゴム部材 １４ 圧力板 １５ コイルスプリング １６ 板スプリング 2 Body 4 Cap 5 Release hole 6 Cap cover 7 Discharge hole 8 Sealing member 10 Membrane member 12 Rubber member 14 Pressure plate 15 Coil spring 16 Plate spring
Claims (4)
形成されているキャップ（４）と、 前記キャップ（４）と下方で結合して中央にガスを排出
するための排出孔（７）が形成されているキャップカバ
ー（６）と、 前記キャップカバー（６）と前記キャップ（４）との間
に設けられ電池内の圧力に応じて前記排出孔（７）を開
閉する圧力調節部材と、 前記圧力調節部材とキャップカバー（６）との間に設け
られガスのみを通過させる膜部材（１０）と、 前記キャップカバー（６）と電池の本体（２）との間に
設けられ密封を行う密封部材（８）とを備えたことを特
徴とする二次電池キャップアセンブリー。1. A cap (4) in which a discharge hole (5) for discharging gas is formed, and a discharge hole (7) coupled to the cap (4) below and discharging gas to the center. ), And a pressure adjusting member provided between the cap cover (6) and the cap (4) to open and close the discharge hole (7) according to the pressure in the battery. A membrane member (10) provided between the pressure adjusting member and the cap cover (6) and allowing only gas to pass therethrough; and a sealing member provided between the cap cover (6) and the battery body (2). And a sealing member (8) for performing the following.
が電解液は通過しない合成樹脂を使用して形成されるこ
とを特徴とする請求項１に記載の二次電池キャップアセ
ンブリー。2. The secondary battery cap assembly according to claim 1, wherein the membrane member is formed using a synthetic resin that allows gas to pass through but does not allow electrolyte to pass through.
れ且つ湿気等は透過しないポリエチレン（ＰＥ）を使用
して形成することを特徴とする請求項１に記載の二次電
池キャップアセンブリー。3. The secondary battery cap assembly according to claim 1, wherein the membrane member (10) is formed using polyethylene (PE) having excellent oxygen permeability and impermeable to moisture and the like. Lee.
れ且つ湿気等は透過しないポリ塩化ビニル（ＰＶＣ）を
使用して形成することを特徴とする請求項１に記載の二
次電池キャップアセンブリー。4. The secondary battery according to claim 1, wherein the membrane member (10) is formed using polyvinyl chloride (PVC) having excellent oxygen permeability and impermeable to moisture and the like. Cap assembly.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1996-14225 | 1996-05-02 | ||
| KR2019960014225U KR970064229U (en) | 1996-05-31 | 1996-05-31 | Secondary battery cap assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH1055793A true JPH1055793A (en) | 1998-02-24 |
Family
ID=19457539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9099495A Pending JPH1055793A (en) | 1996-05-31 | 1997-04-17 | Secondary battery cap assembly |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPH1055793A (en) |
| KR (1) | KR970064229U (en) |
| CN (1) | CN1168542A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001110388A (en) * | 1999-10-08 | 2001-04-20 | Matsushita Electric Ind Co Ltd | Sealed storage battery |
| WO2011122814A2 (en) * | 2010-03-30 | 2011-10-06 | 킴스테크날리지 주식회사 | Electrochemical cell having a gas-permeable membrane |
| JP2012517676A (en) * | 2009-02-12 | 2012-08-02 | シャンハイ ビーワイディー カンパニー リミテッド | End cover member and lithium secondary battery including the end cover member |
| KR20130088025A (en) * | 2010-06-24 | 2013-08-07 | 지브이에스 에스.피.에이. | Improved overpressure security vent and exhaust device for a container |
| KR101296253B1 (en) * | 2012-06-14 | 2013-08-13 | 킴스테크날리지 주식회사 | Electrochemical Cell with Gas Permeable Membrane |
| EP2683001A1 (en) * | 2012-07-02 | 2014-01-08 | Optimum Battery Co., Ltd. | Cap assembly for lithium ion secondary battery |
| JP2017022050A (en) * | 2015-07-14 | 2017-01-26 | トヨタ自動車株式会社 | Nonaqueous secondary battery |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100578805B1 (en) * | 2004-03-24 | 2006-05-11 | 삼성에스디아이 주식회사 | Cap assembly and secondary battery using the same |
| CN101887947A (en) * | 2010-06-17 | 2010-11-17 | 深圳市山木电池科技有限公司 | Combined battery cap |
| CN103531730B (en) * | 2012-07-02 | 2017-03-15 | 深圳市沃特玛电池有限公司 | A kind of Leak-proof cap of lithium-ion-power cell |
| CN103682206B (en) * | 2012-09-12 | 2016-12-21 | 深圳市沃特玛电池有限公司 | A kind of Leak-proof cap of lithium-ion-power cell |
| KR102629819B1 (en) * | 2016-02-19 | 2024-01-26 | 삼성에스디아이 주식회사 | Battery pack |
| WO2023108569A1 (en) * | 2021-12-16 | 2023-06-22 | 宁德时代新能源科技股份有限公司 | Exhaust device, battery cell, battery, and electrical device |
-
1996
- 1996-05-31 KR KR2019960014225U patent/KR970064229U/en not_active Application Discontinuation
-
1997
- 1997-04-07 CN CN97110505A patent/CN1168542A/en active Pending
- 1997-04-17 JP JP9099495A patent/JPH1055793A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001110388A (en) * | 1999-10-08 | 2001-04-20 | Matsushita Electric Ind Co Ltd | Sealed storage battery |
| JP2012517676A (en) * | 2009-02-12 | 2012-08-02 | シャンハイ ビーワイディー カンパニー リミテッド | End cover member and lithium secondary battery including the end cover member |
| WO2011122814A2 (en) * | 2010-03-30 | 2011-10-06 | 킴스테크날리지 주식회사 | Electrochemical cell having a gas-permeable membrane |
| WO2011122814A3 (en) * | 2010-03-30 | 2012-03-08 | 킴스테크날리지 주식회사 | Electrochemical cell having a gas-permeable membrane |
| KR20130088025A (en) * | 2010-06-24 | 2013-08-07 | 지브이에스 에스.피.에이. | Improved overpressure security vent and exhaust device for a container |
| JP2013534028A (en) * | 2010-06-24 | 2013-08-29 | ジヴエッセ ソチエタ ぺル アチオーニ | Improved overpressure safety vent and exhaust system for containers |
| US9428304B2 (en) | 2010-06-24 | 2016-08-30 | Gvs S.P.A. | Overpressure security vent and exhaust device for a container |
| KR101296253B1 (en) * | 2012-06-14 | 2013-08-13 | 킴스테크날리지 주식회사 | Electrochemical Cell with Gas Permeable Membrane |
| EP2683001A1 (en) * | 2012-07-02 | 2014-01-08 | Optimum Battery Co., Ltd. | Cap assembly for lithium ion secondary battery |
| JP2017022050A (en) * | 2015-07-14 | 2017-01-26 | トヨタ自動車株式会社 | Nonaqueous secondary battery |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1168542A (en) | 1997-12-24 |
| KR970064229U (en) | 1997-12-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4745039A (en) | Sealed lead storage battery | |
| JPH1055793A (en) | Secondary battery cap assembly | |
| KR920003756B1 (en) | Battery vent valve | |
| CA2057306C (en) | Hydrogen containment cover assembly for sealing the cell can of a rechargeable electrochemical hydrogen storage cell | |
| US7074516B2 (en) | Vent for cylindrical electrochemical batteries | |
| JPWO2006068095A1 (en) | Control valve type lead acid battery | |
| US4584248A (en) | Sealed lead-acid secondary cell | |
| JPH05159765A (en) | Electrolyte leakage preventing film for battery | |
| JP2006331828A (en) | Nonaqueous electrolyte secondary battery provided with safety valve of battery internal-pressure automatic adjustment type | |
| JP2003162990A (en) | Lead storage battery | |
| US3923548A (en) | Elastic gas valve for galvanic cells | |
| GB2085217A (en) | Vent for electric storage battery | |
| GB2085218A (en) | Vent for electric storage battery | |
| JPS6298559A (en) | Lead-acid battery | |
| JP2001126681A (en) | Battery | |
| JPS62128435A (en) | Enclosed type lead storage battery | |
| JPH02288064A (en) | Sealed lead acid battery | |
| JPH0574433A (en) | Enclosed lead-acid storage battery | |
| CN210628352U (en) | Battery internal pressure adjusting mechanism and battery | |
| JP2002110123A (en) | Control valve type lead-acid battery | |
| JP3094396B2 (en) | Manufacturing method of sealed lead-acid battery | |
| KR20210034983A (en) | Rechargeable battery manufacturing method, rechargeable battery manufactured from thereof | |
| JPH087935A (en) | Air cell | |
| JP2003157821A (en) | Pressure-compensated battery | |
| JPS63175330A (en) | Enclosed type storage battery |