JP2002117861A - Lead storage battery - Google Patents
Lead storage batteryInfo
- Publication number
- JP2002117861A JP2002117861A JP2000307604A JP2000307604A JP2002117861A JP 2002117861 A JP2002117861 A JP 2002117861A JP 2000307604 A JP2000307604 A JP 2000307604A JP 2000307604 A JP2000307604 A JP 2000307604A JP 2002117861 A JP2002117861 A JP 2002117861A
- Authority
- JP
- Japan
- Prior art keywords
- grid
- node
- expanded
- lead
- volume
- 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
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
- Cell Electrode Carriers And Collectors (AREA)
- Secondary Cells (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本願発明は、エキスパンド格
子を備えた鉛蓄電池に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lead storage battery having an expanded grid.
【０００２】[0002]
【従来の技術】従来のエキスパンド展開した正・負極格
子では、ロータリー、レシプロといった製造方法の違い
はあっても、ノード部の幅及び桟の刻み幅は格子全体に
亘ってそれぞれ同じ値で揃えられており、ノード部の体
積は、上額、下額から出ている1ヶ所目のノード部を除
く全てのノード部において同一であり、上額、下額から
出ている1ヶ所目のノード部は半分しかない為、その体
積は他のノード部の半分となっていた。2. Description of the Related Art In a conventional expanded positive / negative grid, even though there are differences in manufacturing methods such as rotary and reciprocating, the width of the node portion and the step width of the crosspiece are set to the same value over the entire grid. The volume of the node part is the same in all the node parts except the first node part that comes out of the upper and lower foreground, and the first node part that comes out of the upper and lower forehead. Since there is only half, its volume was half of other node parts.
【０００３】[0003]
【発明が解決しようとする課題】エキスパンド格子のノ
ード幅や桟の刻み幅を小さくすると、エキスパンド格子
の質量密度が小さくなり、電池全体の質量を小さくする
ことができる。When the node width of the expanded grid and the step width of the crosspiece are reduced, the mass density of the expanded grid is reduced, and the mass of the whole battery can be reduced.
【０００４】しかしながら、従来のエキスパンド格子で
は、エキスパンド展開時にかかる応力、振動等に対する
機械的強度が弱くなり、製造工程中に桟切れを起こした
り、電池使用に伴う腐蝕によって桟切れを起こしたりす
ることがあった。[0004] However, in the conventional expanded grid, mechanical strength against stress, vibration, and the like applied during expansion is weakened, resulting in breakage during the manufacturing process and breakage due to corrosion due to use of the battery. was there.
【０００５】本願発明は、このようなエキスパンド格子
の強度上の問題を解決し、電池の軽量化を実現すること
を目的とする。An object of the present invention is to solve such a problem on the strength of the expanded lattice and to realize a lighter battery.
【０００６】[0006]
【課題を解決する為の手段】本願第1の発明は、格子の
上額または下額から出ている１ヶ所目のノード部の体積
が、２ヶ所目のノード部の体積の０．５倍より大きくな
っているエキスパンド格子を、正極格子または負極格子
として備えたことを特徴とする鉛蓄電池である。According to the first invention of the present application, the volume of the first node portion protruding from the upper or lower forehead of the lattice is 0.5 times the volume of the second node portion. A lead-acid battery including a larger expanded grid as a positive grid or a negative grid.
【０００７】１ヶ所目のノード部の体積を、２ヶ所目の
ノード部の体積の０．５倍より大きくすることで、一個
所目のノード部の機械的強度および耐腐蝕性が高まり、
製造工程中の桟切れや電池使用に伴う桟切れを防止でき
るようになり、エキスパンド格子の他の部分のノード幅
や桟の刻み幅を小さくしても、エキスパンド格子の実質
的な強度が維持でき、エキスパンド格子の軽量化による
鉛蓄電池の軽量化が実現できる。なお、好ましくは、１
ヶ所目のノード部の体積は、２ヶ所目のノード部の体積
の０．７倍から１倍となっているのが良い。By making the volume of the first node portion larger than 0.5 times the volume of the second node portion, the mechanical strength and corrosion resistance of the first node portion are increased,
It is possible to prevent breakage during the manufacturing process and breakage due to battery use, and it is possible to maintain the substantial strength of the expanded grid even if the node width of other parts of the expanded grid and the step width of the crossbar are reduced. In addition, the weight of the lead storage battery can be reduced by reducing the weight of the expanded grid. Preferably, 1
It is preferable that the volume of the second node is 0.7 to 1 times the volume of the second node.
【０００８】本願第２の発明は、桟の太さがエキスパン
ド展開中央部に向かうに連れて段階的または連続的に変
化し、エキスパンド展開中央部に向かうに連れて段階的
または連続的に格子密度が小さくなっているエキスパン
ド格子を、正極格子または負極格子として備えたことを
特徴とする鉛蓄電池である。According to the second invention of the present application, the thickness of the bar changes stepwise or continuously toward the center of the expanded state, and the grid density gradually or continuously changes toward the center of the expanded state. A lead-acid battery characterized by comprising an expanded grid having a reduced size as a positive grid or a negative grid.
【０００９】本構造によれば、実質的な機械的強度を低
下させることなく、エキスパンド格子の軽量化が可能と
なり、鉛蓄電池の軽量化が実現できる。これは、桟やノ
ード部に及ぼされる振動に伴う応力はエキスパンド展開
中央部に向かうに連れ小さくなる為、この方向に向かう
に連れて格子密度が小さくなるようにしても、全体とし
て機械的強度を維持できるからである。According to the present structure, it is possible to reduce the weight of the expanded grid without substantially lowering the mechanical strength, and it is possible to reduce the weight of the lead storage battery. This is because the stress due to the vibration exerted on the crosspieces and the node part becomes smaller toward the center of the expanded deployment, so that even if the grid density becomes smaller toward this direction, the mechanical strength as a whole is reduced. Because it can be maintained.
【００１０】本願第３の発明は、異なる太さの桟が交互
に形成されているエキスパンド格子を、正極格子または
負極格子として備えたことを特徴とする鉛蓄電池であ
る。[0010] A third invention of the present application is a lead storage battery, characterized in that an expanded grid in which bars of different thicknesses are alternately formed is provided as a positive grid or a negative grid.
【００１１】本構造によれば、格子全体に亘って機械的
強度の低下を抑制しつつ、エキスパンド格子の軽量化が
可能となり、鉛蓄電池の軽量化が実現できる。これは、
細い部分の強度の低下を太い部分で補うことができるか
らである。According to the present structure, it is possible to reduce the weight of the expanded lattice while suppressing a decrease in mechanical strength over the entire lattice, and to realize a reduction in the weight of the lead storage battery. this is,
This is because a decrease in strength of a thin portion can be compensated for by a thick portion.
【００１２】本願第４の発明は、上記第２または第３の
発明においてさらに、上記エキスパンド格子の上額また
は下額から出ている１ヶ所目のノード部の体積が、２ヶ
所目のノード部の体積の０．５倍より大きくなっている
ことを特徴とする鉛蓄電池であり、これによれば、軽量
でより機械的強度に優れ、さらに耐腐蝕性にも優れた電
池を提供できる。[0012] In a fourth aspect of the present invention, in the second or third aspect, the volume of the first node portion protruding from the upper or lower forehead of the expanded grid is increased by the second node portion. Is a lead storage battery characterized by being larger than 0.5 times the volume of the lead storage battery. According to this, it is possible to provide a battery that is lightweight, has excellent mechanical strength, and is excellent in corrosion resistance.
【００１３】本願第５の発明は、上記本願第１、２、３
または４の発明において、桟のノード部からの派生角が
桟の太さにより異なり、細い桟の派生角が太い桟の派生
角より小さくなっていることを特徴とする鉛蓄電池であ
り、これによれば、上記に加えさらに、細い桟の派生角
を太い桟の派生角より小さくすることで、エキスパンド
展開時の歪を小さくすることができる。The fifth invention of the present application is directed to the first, second, and third applications of the present invention.
In the lead-acid battery according to the fourth or fourth aspect, the angle derived from the node portion of the beam differs depending on the thickness of the beam, and the angle derived from the narrow beam is smaller than the angle derived from the thick beam. According to this, in addition to the above, by making the derived angle of the narrow beam smaller than the derived angle of the thick beam, it is possible to reduce the distortion at the time of expansion.
【００１４】本願第６の発明は、上記本願第１、２、
３、４または５の発明において、桟の派生角が３０〜４
５°となっていることを特徴とする鉛蓄電池であり、こ
れによれば、上記に加えさらに、エキスパンド展開時等
の桟にかかる引張り応力が抑えられることで、特に鉛、
または鉛合金からなるエキスパンド格子の場合にその破
損を抑制できる。The sixth invention of the present application is directed to the first, second, and third aspects of the present invention.
In the invention of 3, 4 or 5, the angle at which the bar is derived is 30 to 4
The lead storage battery is characterized in that the angle is 5 °. According to this, in addition to the above, by reducing the tensile stress applied to the cross bar at the time of expansion or the like, particularly lead,
Alternatively, in the case of an expanded lattice made of a lead alloy, the breakage can be suppressed.
【００１５】本願第７の発明は、上記本願第１、２、
３、４、５または６の発明において、上記エキスパンド
格子において、格子の上額または下額から出ている1ヶ
所目のノード部を除く全てのノード部において、ノード
部の幅（ａ）の値とノード部から上下に派生する２本の
桟の刻み幅（ｂ１１、ｂ２２）を足した値との比が一定
に保たれていることを特徴とする鉛蓄電池であり、これ
によれば、上記に加えさらに、派生角を小さくすること
が容易となり、格子強度の向上と生産性の向上を図れ
る。The seventh invention of the present application is directed to the first, second, and third aspects of the present invention.
In the invention of 3, 4, 5 or 6, in the expanded lattice, the value of the width (a) of the node part in all the node parts except the first node part protruding from the upper or lower forehead of the lattice. And the value obtained by adding the step widths (b11, b22) of the two crossbars vertically derived from the node portion is kept constant. In addition to this, it is easy to reduce the derived angle, so that the grating strength and the productivity can be improved.
【００１６】[0016]
【発明の実施の形態】以下実施形態により、本願発明に
ついてさらに詳細に説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in more detail below with reference to embodiments.
【００１７】図１は、本願第１の発明の１実施形態の鉛
蓄電池に用いられるエキスパンド格子の構造を示す概略
平面図である。FIG. 1 is a schematic plan view showing the structure of an expanded grid used in a lead-acid battery according to an embodiment of the first invention of the present application.
【００１８】エキスパンド格子は、例えば、Ｐｂ−Ｃａ
−Ｓｎ合金の鋳造物を圧延、押出等の塑性加工をし、更
に圧延加工を施しシートとし、次にこのシートにエキス
パンド加工を施すことにより作製できるが、この加工に
は、例えば、ロータリー、レシプロ等従来の方法を用い
ることが出来る。また、格子作製後の電池の作製も、こ
の格子を正・負極格子として活物質を充填し正・負極板
を作製する等、従来と同様にして行うことができる。The expanded lattice is made of, for example, Pb-Ca
The cast of the Sn alloy is subjected to plastic working such as rolling and extrusion, and further rolled to form a sheet, and then the sheet is subjected to an expanding process. The working includes, for example, rotary and reciprocating. Conventional methods can be used. In addition, the battery after the formation of the grid can be manufactured in the same manner as in the related art, for example, using the grid as a positive / negative grid and filling an active material to manufacture a positive / negative electrode plate.
【００１９】本願発明の特徴は、正極格子または負極格
子として用いられるエキスパンド格子の構造にあり、本
実施形態の格子では、格子の上額および下額から出てい
る１ヶ所目のノード部の刻み幅ｂ１、ｂ６が１．４ｍ
ｍ、このノードに続くノード部の刻み幅ｂ２、ｂ５が
１．４ｍｍ、刻み幅ｂ３、ｂ４が１ｍｍ、ノード部の幅
が１０ｍｍとなっており、１ヶ所目のノード部の体積
は、２個所目のノード部の体積の０．５８倍となってい
る。The feature of the present invention resides in the structure of an expanded lattice used as a positive electrode grid or a negative electrode grid. In the grid of this embodiment, the first node portions extending from the upper and lower foreheads of the grid are notched. Widths b1 and b6 are 1.4m
m, the step widths b2 and b5 of the node part following this node are 1.4 mm, the step widths b3 and b4 are 1 mm, and the width of the node part is 10 mm. The volume of the first node part is two places. It is 0.58 times the volume of the eye node.
【００２０】また、残りのノード部においては、ノード
部から上下に派生する２本の桟の刻み幅は全て１ｍｍと
なっており、エキスパンド展開中央部の桟の太さが、外
側の桟の太さに比べて小さく、格子密度も小さくなって
いる。なお、シート厚さは１ｍｍであり、格子ノード部
の厚さは１ｍｍである。また、格子密度は単位面積当た
りの格子質量をいい、例えば、単位面積に含まれるノー
ド部の数が同じであれば、桟が細い方が格子質量は小さ
くなり、格子密度も小さくなる。また、格子全体の格子
密度を算出する場合には、格子の桟部分（上額、下額、
耳を除く）の質量を格子の縦×横で算出される面積（上
額、下額、耳を除く）で除すことで求められる。In the remaining node portion, the widths of the two crosspieces vertically derived from the node portion are all 1 mm, and the thickness of the crosspiece at the center of the expanded deployment is equal to the thickness of the outer crosspiece. It is smaller than that, and the lattice density is also smaller. Note that the sheet thickness is 1 mm, and the thickness of the lattice node portion is 1 mm. The lattice density refers to the lattice mass per unit area. For example, if the number of nodes included in the unit area is the same, the narrower the cross bar, the smaller the lattice mass and the smaller the lattice density. When calculating the grid density of the entire grid, the cross section of the grid (upper, lower,
It is determined by dividing the mass (excluding ears) by the area (excluding upper forehead, lower forehead, and ears) calculated by the vertical and horizontal dimensions of the grid.
【００２１】図２はノード部を拡大した概略平面図であ
る。同図に示されるように、ａが本願でいうノード部の
幅、ｂ１１、ｂ２２が刻み幅、Ｃ１、Ｃ２が桟のノード
部からの派生角である。本実施形態のエキスパンド格子
では、派生角はすべて３０°となるようにしている。FIG. 2 is an enlarged schematic plan view of the node portion. As shown in the figure, a is the width of the node portion referred to in the present application, b11 and b22 are the step widths, and C1 and C2 are the derived angles of the crosspiece from the node portion. In the expanded grating of the present embodiment, all the derived angles are set to 30 °.
【００２２】上記エキスパンド格子を用いて正・負極板
を作製し、さらにこれを用いて１２Ｖ、公称容量５２Ａ
ｈの自動車用液式鉛畜電池を試作した。なお、比較の為
に、従来構造のエキスパンド格子を用いて同様に試作を
行った。従来構造のエキスパンド格子は２種類で、実施
形態のエキスパンド格子に比べて、刻み幅のみが異な
り、一つは刻み幅がすべて１ｍｍ、もう一つは刻み幅が
すべて１．４ｍｍである。従って、いずれも１ヶ所目の
ノード部の体積は、２個所目のノード部の体積の０．５
倍となっている。A positive / negative electrode plate is manufactured by using the above-described expanded lattice, and is further used to obtain a 12 V, nominal capacity of 52 A.
h, a liquid lead-acid battery for automobiles was prototyped. For comparison, a prototype was similarly produced using an expanded lattice having a conventional structure. There are two types of expandable lattices of the conventional structure, and only the step width is different from the expandable lattice of the embodiment. One is 1 mm in all step widths, and the other is 1.4 mm in all step widths. Therefore, in each case, the volume of the first node portion is 0.5 times the volume of the second node portion.
Doubled.
【００２３】これら試作の結果、製造工程中の桟切れは
本実施形態のもので最も少なく、１ｍｍの従来構造のも
ので最も多かった。なお、１．４ｍｍのものは１ｍｍの
ものより桟切れが少なかったが、格子質量が最も大きく
軽量化には適していない。As a result of these trial productions, the number of breaks in the manufacturing process was the least in the present embodiment, and the most in the conventional structure of 1 mm. In addition, although a 1.4 mm thing had less cross cuts than a 1 mm thing, it has the largest lattice mass and is not suitable for weight reduction.
【００２４】次に、これら試作電池でＪＩＳ軽負荷寿命
試験を行った結果、本実施形態の電池では、１００００
サイクルの寿命が得られたが、１ｍｍの格子を用いた従
来電池では７０００サイクルしか得られなかった。１．
４ｍｍの格子を用いたものでは本実施形態の電池とほぼ
同じサイクル寿命が得られた。Next, a JIS light load life test was performed on these prototype batteries.
A cycle life was obtained, but only 7000 cycles were obtained with a conventional battery using a 1 mm grid. 1.
In the case of using the grid of 4 mm, almost the same cycle life as the battery of the present embodiment was obtained.
【００２５】このように、エキスパンド格子の上額また
は下額から出ている１ヶ所目のノード部の体積が、２ヶ
所目のノード部の体積の０．５倍より大きくなっている
格子を用いることで、軽量でサイクル特性に優れた電池
を歩止まり良く製造することが可能となるのであるが、
さらに軽量化を行うには、これに加えて、桟の太さがエ
キスパンド展開中央部に向かうに連れて段階的または連
続的に変化し、エキスパンド展開中央部に向かうに連れ
て段階的または連続的に格子密度が小さくなっているエ
キスパンド格子を用いれば良い。As described above, a grid is used in which the volume of the first node portion extending from the upper or lower forehead of the expanded grid is larger than 0.5 times the volume of the second node portion. By doing so, it is possible to manufacture lightweight batteries with excellent cycle characteristics with good yield,
In order to further reduce the weight, in addition to this, the thickness of the crosspiece changes stepwise or continuously as it approaches the center of the expanded deployment, and gradually or continuously as it approaches the center of the expanded deployment. An expanded grating having a smaller grating density may be used.
【００２６】上記実施形態のエキスパンド格子では、段
階的に桟の太さが小さくなっているとも言えるが、刻み
幅やノード部の幅を中央部に向かうに連れてより細かく
段階的に減少させることにより、より軽量化が図れる。
また、この際、派生角の調整により桟切れを抑制でき、
派生角は３０°〜４５°の範囲となるようにするのが良
い。In the expanded lattice of the above embodiment, it can be said that the thickness of the crosspiece is gradually reduced, but the step width and the width of the node portion are gradually reduced more gradually toward the center. Thereby, the weight can be further reduced.
Also, at this time, breakage can be suppressed by adjusting the derived angle,
The derived angle is preferably in the range of 30 ° to 45 °.
【００２７】また、同様に、さらなる軽量化の方法とし
て、異なる太さの桟が交互に形成されたエキスパンド格
子を用いる方法を使用することもできる。この場合も、
派生角の調整により桟切れを抑制でき、派生角は３０°
〜４５°の範囲となるようにするのが良い。Similarly, as a method of further reducing the weight, a method using an expanded lattice in which bars having different thicknesses are alternately formed can be used. Again,
By adjusting the angle of derivation, the cutting angle can be suppressed, and the angle of derivation is 30 °
It is preferable that the angle be in the range of 45 °.
【００２８】派生角を小さくして特定の範囲にするに
は、格子の上額または下額から出ている1ヶ所目のノー
ド部を除く全てのノード部において、ノード部の幅
（ａ）の値とノード部から上下に派生する２本の桟の刻
み幅（ｂ１、ｂ２）を足した値との比が一定に保たれて
いるようにするのが良く、さらに、これにより格子強度
の向上と生産性の向上が図れる。なお、比を一定にする
場合、完全に一定である必要はなく、多少のずれがあっ
ても良い。In order to reduce the derived angle to a specific range, the width (a) of the node portion (a) in all the node portions except the first node portion extending from the upper or lower forehead of the grid is set. It is preferable that the ratio between the value and the sum of the step widths (b1, b2) of the two crossbars vertically derived from the node part is kept constant, and furthermore, the lattice strength is thereby improved. And productivity can be improved. When the ratio is kept constant, it is not necessary that the ratio be completely constant, and there may be some deviation.
【００２９】[0029]
【発明の効果】本願発明によれば、エキスパンド格子の
強度上の問題を解決し、電池の軽量化を実現することが
可能となる。According to the present invention, it is possible to solve the problem of the strength of the expanded lattice and to realize a lighter battery.
【図１】 実施形態の鉛蓄電池に用いられるエキスパン
ド格子の構造を示す概略平面図である。FIG. 1 is a schematic plan view showing a structure of an expanded lattice used in a lead storage battery of an embodiment.
【図２】 ノード部を拡大した概略平面図である。FIG. 2 is a schematic plan view in which a node portion is enlarged.
Claims (7)
所目のノード部の体積が、２ヶ所目のノード部の体積の
０．５倍より大きくなっているエキスパンド格子を、正
極格子または負極格子として備えたことを特徴とする鉛
蓄電池。1. An expanded grid in which the volume of a first node part protruding from the upper or lower forehead of the grid is larger than 0.5 times the volume of a second node part, Alternatively, a lead storage battery provided as a negative electrode grid.
かうに連れて段階的または連続的に変化し、エキスパン
ド展開中央部に向かうに連れて段階的または連続的に格
子密度が小さくなっているエキスパンド格子を、正極格
子または負極格子として備えたことを特徴とする鉛蓄電
池。2. The thickness of the crosspiece changes stepwise or continuously toward the center of the expanded state, and the grid density decreases stepwise or continuously toward the center of the expanded state. A lead-acid battery including an expanded grid as a positive grid or a negative grid.
エキスパンド格子を、正極格子または負極格子として備
えたことを特徴とする鉛蓄電池。3. A lead-acid battery comprising an expanded grid in which bars of different thicknesses are alternately formed, as a positive grid or a negative grid.
から出ている１ヶ所目のノード部の体積が、２ヶ所目の
ノード部の体積の０．５倍より大きくなっていることを
特徴とする請求項２または３記載の鉛蓄電池。4. The method according to claim 1, wherein the volume of the first node portion extending from the upper or lower forehead of the expanded lattice is larger than 0.5 times the volume of the second node portion. The lead-acid battery according to claim 2 or 3, wherein
より異なり、細い桟の派生角が太い桟の派生角より小さ
くなっていることを特徴とする請求項１、２、３または
４記載の鉛蓄電池。5. The derivation angle of the crosspiece from the node portion varies depending on the thickness of the crosspiece, and the derivation angle of the thin crosspiece is smaller than the derivation angle of the thick crosspiece. 4. The lead storage battery according to 4.
ことを特徴とする請求項１、２、３、４または５記載の
鉛蓄電池。6. The lead-acid battery according to claim 1, wherein the angle at which the beam is derived is 30 to 45 °.
上額または下額から出ている1ヶ所目のノード部を除く
全てのノード部において、ノード部の幅（ａ）の値とノ
ード部から上下に派生する２本の桟の刻み幅（ｂ１１、
ｂ２２）を足した値との比が一定に保たれていることを
特徴とする請求項１、２、３、４、５または６記載の鉛
蓄電池。7. In the expanded grid, in all the node parts except the first node part protruding from the upper or lower forehead of the grid, the value of the width (a) of the node part and the vertical Step width of two derived crossbars (b11,
7. The lead-acid battery according to claim 1, wherein the ratio to the value obtained by adding b22) is kept constant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000307604A JP5092183B2 (en) | 2000-10-06 | 2000-10-06 | Lead acid battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000307604A JP5092183B2 (en) | 2000-10-06 | 2000-10-06 | Lead acid battery |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2002117861A true JP2002117861A (en) | 2002-04-19 |
| JP2002117861A5 JP2002117861A5 (en) | 2007-11-15 |
| JP5092183B2 JP5092183B2 (en) | 2012-12-05 |
Family
ID=18788090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000307604A Expired - Lifetime JP5092183B2 (en) | 2000-10-06 | 2000-10-06 | Lead acid battery |
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| Country | Link |
|---|---|
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56159065A (en) * | 1980-05-13 | 1981-12-08 | Yuasa Battery Co Ltd | Grid for lead acid battery |
| JPS58209066A (en) * | 1982-05-27 | 1983-12-05 | Yuasa Battery Co Ltd | Expanded grid for lead-acid battery and its manufacture |
| JPS6010560A (en) * | 1983-06-29 | 1985-01-19 | Furukawa Battery Co Ltd:The | Substrate for lead storage battery plate |
| JP2003223900A (en) * | 2001-11-21 | 2003-08-08 | Japan Storage Battery Co Ltd | Storage battery |
-
2000
- 2000-10-06 JP JP2000307604A patent/JP5092183B2/en not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56159065A (en) * | 1980-05-13 | 1981-12-08 | Yuasa Battery Co Ltd | Grid for lead acid battery |
| JPS58209066A (en) * | 1982-05-27 | 1983-12-05 | Yuasa Battery Co Ltd | Expanded grid for lead-acid battery and its manufacture |
| JPS6010560A (en) * | 1983-06-29 | 1985-01-19 | Furukawa Battery Co Ltd:The | Substrate for lead storage battery plate |
| JP2003223900A (en) * | 2001-11-21 | 2003-08-08 | Japan Storage Battery Co Ltd | Storage battery |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5092183B2 (en) | 2012-12-05 |
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