JP2003197166A - Battery pack - Google Patents
Battery packInfo
- Publication number
- JP2003197166A JP2003197166A JP2001393119A JP2001393119A JP2003197166A JP 2003197166 A JP2003197166 A JP 2003197166A JP 2001393119 A JP2001393119 A JP 2001393119A JP 2001393119 A JP2001393119 A JP 2001393119A JP 2003197166 A JP2003197166 A JP 2003197166A
- Authority
- JP
- Japan
- Prior art keywords
- secondary battery
- electrode terminal
- battery cells
- terminal
- battery pack
- 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
- Battery Mounting, Suspending (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、バッテリパックに
関し、例えば携帯型のパーソナルコンピュータの電源に
適用することができる。本発明は、端子板の両面に、そ
れぞれ二次電池セルの正極端子及び負極端子を接続し、
この端子板によりこれら二次電池を直並列に接続するこ
とにより、簡易な組み立て作業により、薄型化すること
ができるようにする。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a battery pack and can be applied to, for example, a power source of a portable personal computer. The present invention, the positive electrode terminal and the negative electrode terminal of the secondary battery cell are connected to both surfaces of the terminal plate,
By connecting these secondary batteries in series and parallel with this terminal board, it becomes possible to reduce the thickness by a simple assembling work.
【０００２】[0002]
【従来の技術】従来、携帯型のパーソナルコンピュータ
においては、携帯して種々の場所で使用されるようにな
され、このため携帯に不便とならないように小型形状に
より作成され、さらには薄型形状により形成されるよう
になされている。2. Description of the Related Art Conventionally, a portable personal computer has been designed to be carried around and used in various places. Therefore, it is formed in a small size so as not to be inconvenient to carry, and formed in a thin shape. It is designed to be done.
【０００３】またこのためパーソナルコンピュータにお
いては、駆動用のバッテリパックを交換可能に保持し、
必要に応じてバッテリパックを交換して、電池切れによ
り使用困難とならないようになされている。またバッテ
リパックにおいても、薄型により形成して、携帯性を損
なわないようになされている。For this reason, in the personal computer, the battery pack for driving is exchangeably held,
The battery pack is replaced if necessary so that the battery will not run out and will not be difficult to use. Also, the battery pack is formed thin so that portability is not impaired.
【０００４】このためこの種のバッテリパックにおいて
は、パーソナルコンピュータで必要とする電源電圧、電
源容量に応じて、バッテリパックの構成単位である二次
電池セルを、直並列に接続して構成される。さらにバッ
テリパックにおいては、これら二次電池セルが薄板形状
により形成され、これら直並列の接続に対応するよう
に、積層され、さらには並列に配置されて構成されるよ
うになされている。Therefore, in this type of battery pack, secondary battery cells, which are constituent units of the battery pack, are connected in series and parallel in accordance with the power supply voltage and the power supply capacity required in the personal computer. . Further, in the battery pack, these secondary battery cells are formed in a thin plate shape, stacked so as to correspond to the series-parallel connection, and further arranged in parallel.
【０００５】[0005]
【発明が解決しようとする課題】ところでこの種のバッ
テリパックにおいては、一段と薄型化することが求めら
れるようになされている。By the way, in this kind of battery pack, it is required to be further reduced in thickness.
【０００６】しかしながらバッテリパックにおいては、
内部で複数の二次電池セルを必要に応じて直並列に接続
していることにより、このように小型化、薄型化を進め
た場合に、内部における接続が煩雑になり、著しく生産
性が劣化することが予測される。However, in the battery pack,
By internally connecting multiple secondary battery cells in series and parallel as necessary, internal connection becomes complicated and productivity is significantly reduced when miniaturization and thinning are promoted in this way. Is expected to do.
【０００７】本発明は以上の点を考慮してなされたもの
で、簡易な組み立て作業により、薄型化することができ
るバッテリパックを提案しようとするものである。The present invention has been made in consideration of the above points, and an object thereof is to propose a battery pack which can be made thin by a simple assembling work.
【０００８】[0008]
【課題を解決するための手段】かかる課題を解決するた
め請求項１の発明においては、正極端子及び負極端子が
同一の側に位置するように、複数の二次電池をそれぞれ
積層して複数組の二次電池セルが形成され、正極端子及
び負極端子が同一の側に位置するように、長手方向に、
この複数組の二次電池セルが順次並んで配置され、この
同一の側に位置する各二次電池セルの正極端子及び負極
端子を端子板により接続して形成するようにし、端子板
は、表側面と裏側面とに形成されたランドに、それぞれ
二次電池セルの正極端子及び負極端子を接続し、このラ
ンド間の配線パターンにより、複数の二次電池セルを直
並列に接続する。In order to solve such a problem, in the invention of claim 1, a plurality of secondary batteries are laminated and a plurality of sets are arranged so that the positive electrode terminal and the negative electrode terminal are located on the same side. In the longitudinal direction, the secondary battery cell of is formed, and the positive electrode terminal and the negative electrode terminal are located on the same side.
The plurality of sets of secondary battery cells are sequentially arranged side by side, and the positive electrode terminal and the negative electrode terminal of each secondary battery cell located on the same side are connected and formed by a terminal plate. The positive electrode terminal and the negative electrode terminal of the secondary battery cell are connected to the lands formed on the side surface and the back surface, respectively, and the plurality of secondary battery cells are connected in series and parallel by the wiring pattern between the lands.
【０００９】請求項１の構成によれば、同一の側に位置
する各二次電池セルの正極端子及び負極端子を端子板に
より接続することにより、簡易な作業により複数の二次
電池セルを端子板に接続することができる。このとき端
子板は、表側面と裏側面とに形成されたランドに、それ
ぞれ二次電池セルの正極端子及び負極端子を接続し、こ
のランド間の配線パターンにより、複数の二次電池セル
を直並列に接続することにより、種々の二次電池の配
置、二次電池の数、直列接続する組数等により、これら
複数の二次電池セルを複雑に接続する場合でも、接続作
業においては、簡易かつ確実に実行することができる。According to the structure of claim 1, by connecting the positive electrode terminal and the negative electrode terminal of each secondary battery cell located on the same side by the terminal plate, a plurality of secondary battery cells can be connected by a simple operation. Can be connected to a board. At this time, the terminal plate connects the positive electrode terminal and the negative electrode terminal of the secondary battery cell to the lands formed on the front side surface and the back side surface, respectively, and connects the plurality of secondary battery cells directly by the wiring pattern between the lands. By connecting in parallel, various secondary battery arrangements, the number of secondary batteries, the number of sets to be connected in series, etc. And it can be executed reliably.
【００１０】[0010]
【発明の実施の形態】以下、適宜図面を参照しながら本
発明の実施の形態を詳述する。BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below in detail with reference to the drawings as appropriate.
【００１１】（１）実施の形態の構成
図２は、本発明の実施の形態に係るバッテリパックを示
す分解斜視図である。このバッテリパック１は、パーソ
ナルコンピュータに装着して、このパーソナルコンピュ
ータに電源を供給し、またこのパーソナルコンピュータ
により充電される。(1) Configuration of Embodiment FIG. 2 is an exploded perspective view showing a battery pack according to an embodiment of the present invention. The battery pack 1 is mounted on a personal computer, supplies power to the personal computer, and is charged by the personal computer.
【００１２】すなわちバッテリパック１は、全体が薄板
形状により形成され、パーソナルコンピュータの裏面に
スライドさせて装着できるように構成される。バッテリ
パック１は、このようにスライドさせて奥側となる側の
厚みが、これとは逆側より厚くなるように形成される。
バッテリパック１は、下ケース２の内側に、二次電池ユ
ニット３を配置した後、上ケース４及び５を順次配置し
て構成される。That is, the battery pack 1 is formed in the shape of a thin plate as a whole, and is constructed so that it can be slid on the back surface of a personal computer. The battery pack 1 is formed such that the thickness on the inner side by sliding in this manner is thicker than the opposite side.
The battery pack 1 is configured by disposing the secondary battery unit 3 inside the lower case 2 and then sequentially disposing the upper cases 4 and 5.
【００１３】ここで下ケース２は、樹脂材料を射出成形
して、周囲に壁面が形成されてなる略長方形形状により
形成される。下ケース２は、パーソナルコンピュータに
突き当たる側である長辺の壁面の一部に、切り欠き２Ａ
が形成される。バッテリパック１では、この切り欠き２
Ａにより二次電池ユニット３のコネクタ３Ａが露出する
ように形成され、これによりこのコネクタ３Ａを介して
パーソナルコンピュータと電気的に接続されるようにな
されている。Here, the lower case 2 is formed by injection molding of a resin material and has a substantially rectangular shape with wall surfaces formed around the resin material. The lower case 2 has a cutout 2A on a part of a wall surface on a long side, which is a side that abuts the personal computer.
Is formed. In the battery pack 1, this cutout 2
The connector 3A of the secondary battery unit 3 is formed to be exposed by A, so that the connector 3A is electrically connected to the personal computer through the connector 3A.
【００１４】二次電池ユニット３は、このバッテリパッ
ク１に適用される薄板形状による二次電池セル６Ａ〜６
Ｆを後述する端子板により接続して形成されたアッセン
ブリ品である。上ケース４は、樹脂材料を射出成形して
形成され、二次電池ユニット３の厚みの厚い側につい
て、下ケース２を覆って二次電池ユニット３を保持す
る。また上ケース５は、金属板材をプレス加工して作成
され、二次電池ユニット３の厚みの薄い側について、下
ケース２を覆って二次電池ユニット３を保持する。かく
するにつき、バッテリパック１においては、このように
厚みの厚い側については樹脂性の上ケース４により下ケ
ース２を覆い、厚みの薄い側については金属板材による
上ケース５により下ケース２を覆うことにより、全体の
厚みを極力薄くするようになされている。The secondary battery unit 3 is a thin plate-shaped secondary battery cell 6A to 6 applied to the battery pack 1.
It is an assembly product formed by connecting F by a terminal plate described later. The upper case 4 is formed by injection molding a resin material, and covers the lower case 2 and holds the secondary battery unit 3 on the thicker side of the secondary battery unit 3. The upper case 5 is formed by pressing a metal plate material, and covers the lower case 2 on the thin side of the secondary battery unit 3 to hold the secondary battery unit 3. Thus, in the battery pack 1, the lower case 2 is covered with the resin-made upper case 4 on the thick side, and the lower case 2 is covered with the metal plate member on the thin side with the metal plate material. As a result, the overall thickness is made as thin as possible.
【００１５】これらによりこの実施の形態において、下
ケース２、上ケース４及び５は、薄板形状による複数の
二次電池セル６Ａ〜６Ｆを１つの端子板により接続して
形成された二次電池ユニット３について、切り欠き２Ａ
により、この二次電池ユニット３の電力を外部機器に供
給可能に、この二次電池ユニット３を保持する外装ケー
スを構成するようになされている。Thus, in this embodiment, the lower case 2, the upper cases 4 and 5 are formed by connecting a plurality of thin secondary battery cells 6A to 6F by one terminal plate. About 3, cutout 2A
Thus, the exterior case for holding the secondary battery unit 3 is configured so that the electric power of the secondary battery unit 3 can be supplied to the external device.
【００１６】図１は、二次電池ユニット３を示す分解斜
視図である。二次電池ユニット３は、端子板７に二次電
池セル６Ａ〜６Ｆを接続した後、配線基板８に、端子板
７、温度制御部品９を順次接続し、その後、矢印Ａ及び
Ｂに示すように、端子板７に対して二次電池セル６Ａ〜
６Ｆを端子部分より折り曲げて作成される。なおこのよ
うにして組み立てる際に、二次電池ユニット３は、端子
板７と配線基板８との間に絶縁テープ１０が配置され、
また温度制御部品９と端子板７との間にも絶縁テープ１
１が配置され、これらにより安全性を確保するようにな
されている。FIG. 1 is an exploded perspective view showing the secondary battery unit 3. In the secondary battery unit 3, after connecting the secondary battery cells 6A to 6F to the terminal plate 7, the terminal plate 7 and the temperature control component 9 are sequentially connected to the wiring board 8, and then, as shown by arrows A and B. In addition, the secondary battery cells 6A to
It is made by bending 6F from the terminal portion. When assembled in this way, in the secondary battery unit 3, the insulating tape 10 is arranged between the terminal board 7 and the wiring board 8,
In addition, the insulating tape 1 is provided between the temperature control component 9 and the terminal board 7.
1 is arranged to ensure safety.
【００１７】ここで二次電池セル６Ａ〜６Ｆは、同一構
成の非水系二次電池セルであり、薄板形状による長方形
形状により形成される。二次電池セル６Ａ〜６Ｆは、短
辺側の端面に正極端子（根元部分に符号＋が付されてな
る端子である）及び負極端子（根元部分に符号−が付さ
れてなる端子である）が配置される。二次電池セル６Ａ
〜６Ｆは、これら正極端子及び負極端子のうち、この短
辺側、側面の隅部に負極端子が形成され、この短辺側、
側面のほぼ中央部分に正極端子が形成されるようになさ
れる。これによりこの側面を正面側より見て、長手方向
の一方側に正極端子及び負極端子が偏って配置されるよ
うになされている。Here, the secondary battery cells 6A to 6F are non-aqueous secondary battery cells having the same structure, and are formed in a rectangular thin plate shape. Each of the secondary battery cells 6A to 6F has a positive electrode terminal (a terminal having a + symbol attached to its root portion) and a negative electrode terminal (a terminal having a − symbol attached to its root portion) on its end face on the short side. Are placed. Secondary battery cell 6A
6F, of the positive electrode terminal and the negative electrode terminal, the negative side is formed on the short side, at the corner of the side surface.
The positive electrode terminal is formed on the substantially central portion of the side surface. As a result, the positive electrode terminal and the negative electrode terminal are arranged so as to be biased to one side in the longitudinal direction when the side surface is viewed from the front side.
【００１８】二次電池セル６Ａ〜６Ｆは、正極端子及び
負極端子を配置してなる側面が端子板７側となるよう
に、細長く延長する端子板７の長手方向の両側に、それ
ぞれ３個ずつ密接して並ぶように配置され、端子板７に
正極端子及び負極端子が半田付けされる。二次電池セル
６Ａ〜６Ｆは、このように端子板７の両側に配置した際
に、符号＋及び−が付されてなる面が上方に見て取られ
るように、全ての二次電池セル６Ａ〜６Ｆが同一の向き
に配置され、これにより端子板７の両側で、正極端子及
び負極端子の偏った方向が逆向きとなるようになされて
いる。これらにより二次電池セル６Ａ〜６Ｆは、このよ
うにして端子板７に配置して、矢印Ａ及びＢに示すよう
に、正極端子及び負極端子をほぼ９０度の角度により折
り曲げると、端子板７の長手方向、両側に配置された二
次電池セル６Ａ〜６Ｆにおいて、同一の面が向き合うよ
うに密着するようになされ、これによりバッテリパック
１全体としての厚みを薄くすることができるようになさ
れている。Each of the secondary battery cells 6A to 6F has three cells on each side of the elongated terminal plate 7 in the longitudinal direction such that the side surface on which the positive electrode terminal and the negative electrode terminal are arranged is the terminal plate 7 side. The positive electrode terminal and the negative electrode terminal are soldered to the terminal board 7 so as to be closely arranged. When the secondary battery cells 6A to 6F are arranged on both sides of the terminal board 7 in this way, all the secondary battery cells 6A are so arranged that the surfaces marked with + and-can be seen upward. 6F are arranged in the same direction, so that the positive and negative terminals are biased in opposite directions on both sides of the terminal plate 7. Thus, the secondary battery cells 6A to 6F are arranged on the terminal plate 7 in this way, and when the positive electrode terminal and the negative electrode terminal are bent at an angle of approximately 90 degrees as shown by arrows A and B, the terminal plate 7 In the secondary battery cells 6A to 6F arranged on both sides in the longitudinal direction, the same surfaces are in close contact with each other so that the battery pack 1 as a whole can be made thinner. There is.
【００１９】すなわちこの種の二次電池セル６Ａ〜６Ｆ
においては、セパレータ、電極等によるシート状部材の
積層体を巻き固めで作成されることにより、厚みに偏り
を避け得ない。むろん、この厚みの偏りにおいては、交
差以下の僅かなものではあるが、実際上、二次電池セル
６Ａ〜６Ｆを同一方向に積層した場合には、この僅かな
厚みの偏りが累積され、その結果、この偏りの分だけ、
全体の厚みが厚くなる。これに対してこの実施の形態の
ように、同一の面が向き合うように積層して保持する
と、このような僅かな厚みの偏りを打ち消す合うように
することができ、その分、同一方向により重ね合わせる
場合に比して、全体の厚みを薄くすることができる。That is, this type of secondary battery cells 6A to 6F
In the above, since the laminated body of the sheet-like members including the separator and the electrode is formed by winding and solidifying, it is unavoidable that the thickness is uneven. Needless to say, this thickness deviation is a little less than the intersection, but in practice, when the secondary battery cells 6A to 6F are stacked in the same direction, this slight thickness deviation is accumulated, and As a result, only this bias
The overall thickness increases. On the other hand, as in this embodiment, by stacking and holding the same surfaces so that they face each other, it is possible to cancel such a slight deviation in thickness. The total thickness can be reduced as compared with the case of combining.
【００２０】二次電池セル６Ａ〜６Ｆにおいては、端子
板７により、このように同一面が向き合うように積層さ
せる二次電池セル６Ａ及び６Ｄ、６Ｂ及び６Ｅ、６Ｃ及
び６Ｆがそれぞれ並列に接続され、これにより並列接続
による二次電池セル６Ａ及び６Ｄ、６Ｂ及び６Ｅ、６Ｃ
及び６Ｆの組が形成される。またこれら並列接続による
二次電池セル６Ａ及び６Ｄ、６Ｂ及び６Ｅ、６Ｃ及び６
Ｆの組が直列に接続される。In the secondary battery cells 6A to 6F, the terminal plates 7 connect the secondary battery cells 6A and 6D, 6B and 6E, 6C and 6F, which are stacked in such a manner that the same surfaces face each other, in parallel. , So that the secondary battery cells 6A and 6D, 6B and 6E, 6C are connected in parallel.
And 6F are formed. Also, these secondary battery cells 6A and 6D, 6B and 6E, 6C and 6 are connected in parallel.
The sets of F are connected in series.
【００２１】ここで端子板７は、図３に示すように、金
属板材による配線パターン１２の両面をポリイミドフィ
ルムによる絶縁シート１３で覆って形成される。端子板
７は、細長く延長するように形成され、この長手方向に
延長する略中央の部分より２つ折りできるように、この
中央部分に細長く延長するスリットＳが断続的に形成さ
れるようになされている。端子板７は、このスリットＳ
の両側に分離されて、金属板材による配線パターン１２
が形成され、またこの長手方向の所定個所にて、配線パ
ターン１２が部分的に途切れるように形成される。Here, as shown in FIG. 3, the terminal board 7 is formed by covering both sides of the wiring pattern 12 made of a metal plate material with insulating sheets 13 made of a polyimide film. The terminal plate 7 is formed so as to be elongated and elongated, and a slit S that is elongated and elongated is intermittently formed in the central portion so that the terminal plate 7 can be folded in two from the substantially central portion extending in the longitudinal direction. There is. The terminal board 7 has this slit S
Wiring pattern 12 made of metal plate is separated on both sides of
Is formed, and the wiring pattern 12 is formed so as to be partially interrupted at a predetermined position in the longitudinal direction.
【００２２】またこの図３における裏面側においては、
配線パターン１２のほぼ全面を覆うように、絶縁シート
１３が形成されるのに対し、この図３における表面側に
おいては、所定個所に、二次電池セル６Ａ〜６Ｆの端子
と配線パターン１２との接続用のランド１４を形成する
開口が絶縁シート１３に形成されるようになされてい
る。これにより端子板７は、この開口が形成されてなる
側が表側となるように、中央のスリットＳの部分で２つ
折りに折り曲げて、いわゆる両面配線基板と同様に、表
面側と裏面側とにそれぞれ配線パターン１２が配置さ
れ、またこの配線パターン１２に二次電池セル６Ａ〜６
Ｆの端子を接続するランド１４が形成されるようになさ
れている。On the back side of FIG. 3,
While the insulating sheet 13 is formed so as to cover almost the entire surface of the wiring pattern 12, the terminals of the secondary battery cells 6A to 6F and the wiring pattern 12 are provided at predetermined locations on the front surface side in FIG. An opening that forms the land 14 for connection is formed in the insulating sheet 13. As a result, the terminal board 7 is folded in two at the central slit S so that the side on which the opening is formed is the front side, and the front side and the back side are respectively folded in the same manner as a so-called double-sided wiring board. The wiring pattern 12 is arranged, and the secondary battery cells 6A to 6A are arranged on the wiring pattern 12.
The land 14 for connecting the terminal of F is formed.
【００２３】これにより端子板７は、同一面が向き合う
ように積層される二次電池セル６Ａ及び６Ｄ、６Ｂ及び
６Ｅ、６Ｃ及び６Ｆをそれぞれ並列に接続するようにな
されている。かくするにつき、このように端子板７を両
面基板と同様に使用して、二次電池セル６Ａ及び６Ｄ、
６Ｂ及び６Ｅ、６Ｃ及び６Ｆをそれぞれ並列接続する場
合、図１においては、端子板７の裏側及び表側に、それ
ぞれ二次電池セル６Ａ〜６Ｆの正極端子及び負極端子を
配置してランド１４に半田付けすることにより、これら
の並列接続を形成することができ、これにより簡易な組
み立て作業により、さらには間違いなく、二次電池セル
６Ａ〜６Ｆを端子板７に接続することができるようにな
されている。As a result, the terminal plate 7 is configured to connect the secondary battery cells 6A and 6D, 6B and 6E, 6C and 6F, which are laminated so that the same surfaces face each other, in parallel. In this way, the terminal plate 7 is thus used in the same manner as the double-sided substrate, and the secondary battery cells 6A and 6D,
When 6B and 6E, 6C and 6F are connected in parallel, respectively, in FIG. 1, the positive electrode terminal and the negative electrode terminal of the secondary battery cells 6A to 6F are arranged on the back side and the front side of the terminal plate 7 and soldered to the land 14. By attaching the secondary battery cells 6A to 6F to the terminal plate 7, it is possible to form the parallel connection of the secondary battery cells by a simple assembling work. There is.
【００２４】さらに端子板７は、中央のスリットＳによ
り分離される一方の配線パターン１２において、絶縁シ
ート１３より側方に飛び出す突起１５が形成され、他方
の配線パターンにおいては、この突起１５に対応する部
位に、ランド１６が配置される。端子板７は、スリット
Ｓの部分で折り曲げ、また突起１５をランド１６側に折
り曲げて半田付けすることにより、それぞれ並列接続し
てなる二次電池セル６Ａ及び６Ｄ、６Ｂ及び６Ｅ、６Ｃ
及び６Ｆを直列に接続できるようになされている。これ
らにより端子板７は、背中合わせに二次電池セル６Ａ〜
６Ｆを配置して、簡易な作業によりこれら二次電池セル
６Ａ〜６Ｆを直並列に接続できるようになされている。Further, in the terminal board 7, a protrusion 15 protruding laterally from the insulating sheet 13 is formed in one wiring pattern 12 separated by the central slit S, and in the other wiring pattern, the protrusion 15 corresponds to this protrusion 15. The land 16 is arranged at the portion to be used. The terminal plate 7 is bent at the slit S, and the protrusion 15 is bent toward the land 16 and soldered to the secondary battery cells 6A and 6D, 6B and 6E and 6C, which are connected in parallel.
And 6F can be connected in series. Due to these, the terminal plate 7 is connected back to back with the secondary battery cells 6A to 6A.
By disposing 6F, these secondary battery cells 6A to 6F can be connected in series and parallel by a simple work.
【００２５】さらに端子板７は、突起１５が作成されて
なる側に、同様の突起１７が作成され、また長手方向の
端部に突起１８が形成される。突起１８は、このように
直並列に二次電池セル６Ａ〜６Ｆを接続して最も高電位
側である二次電池セル６Ｃ、６Ｆの正極端子に接続され
るように配線パターン１２に形成され、突起１７は、そ
れぞれ二次電池セル６Ａ〜６Ｆの直列回路における各接
続点の配線パターン１２に形成されるようになされてい
る。これら突起１７及び１８は、それぞれほぼ直角に折
れ曲がって、配線基板８側に突出するように形成され
る。Further, in the terminal board 7, a similar protrusion 17 is formed on the side where the protrusion 15 is formed, and a protrusion 18 is formed at the end portion in the longitudinal direction. The protrusion 18 is formed on the wiring pattern 12 so as to connect the secondary battery cells 6A to 6F in series and parallel to each other and to be connected to the positive electrode terminals of the secondary battery cells 6C and 6F on the highest potential side. The protrusion 17 is formed on the wiring pattern 12 at each connection point in the series circuit of the secondary battery cells 6A to 6F. Each of the protrusions 17 and 18 is formed so as to be bent at a substantially right angle and project toward the wiring board 8.
【００２６】配線基板８においては、これらの突起１７
及び１８をそれぞれ差し込むスリットが形成され、この
スリットに突起１７及び１８を差し込んで半田付けする
ことにより、それぞれ並列接続されてなる二次電池セル
６Ａ及び６Ｄ、６Ｂ及び６Ｅ、６Ｃ及び６Ｆの両端を接
続できるようになされている。なお図３においては、こ
のような端子板７による二次電池セル６Ａ〜６Ｆと配線
基板８との接続関係を、破線による電池のシンボルで示
す。These protrusions 17 are provided on the wiring board 8.
And 18 are respectively formed in the slits, and the protrusions 17 and 18 are inserted into the slits and soldered, so that both ends of the secondary battery cells 6A and 6D, 6B and 6E, 6C and 6F connected in parallel are It is designed to be connectable. Note that, in FIG. 3, the connection relationship between the secondary battery cells 6A to 6F and the wiring board 8 by such a terminal plate 7 is shown by a battery symbol by a broken line.
【００２７】配線基板８においては、コネクタ３Ａと、
これら二次電池セル６Ａ及び６Ｄ、６Ｂ及び６Ｅ、６Ｃ
及び６Ｆの充放電を制御する充放電制御回路２０が配置
される。すなわち充放電制御回路２０は、各二次電池セ
ル６Ａ及び６Ｄ、６Ｂ及び６Ｅ、６Ｃ及び６Ｆの端子間
電圧を監視により、二次電池セル６Ａ及び６Ｄ、６Ｂ及
び６Ｅ、６Ｃ及び６Ｆの過充電、過放電を防止し、さら
には充放電電流の監視により充放電を停止制御する。ま
た図示しないサーミスタにより二次電池セル６Ａ〜６Ｆ
の温度を監視し、異常な放電を防止する。In the wiring board 8, the connector 3A and
These secondary battery cells 6A and 6D, 6B and 6E, 6C
A charging / discharging control circuit 20 for controlling charging / discharging of 6F and 6F is arranged. That is, the charge / discharge control circuit 20 monitors the inter-terminal voltage of each of the secondary battery cells 6A and 6D, 6B and 6E, 6C and 6F to overcharge the secondary battery cells 6A and 6D, 6B and 6E, 6C and 6F. , Over-discharge is prevented, and charging / discharging is stopped and controlled by monitoring charging / discharging current. Moreover, the secondary battery cells 6A to 6F are formed by a thermistor (not shown).
Monitor the temperature of to prevent abnormal discharge.
【００２８】温度制御部品９は、サーモスタット９Ａ、
９Ｂ、温度ヒューズ９Ｃの直列回路により構成され（図
１）、充放電制御回路２０とコネクタ３Ａとの間に配置
され、これによりバッテリパック１の事故を防止する。
かくするにつき温度制御部品９は、これらサーモスタッ
ト９Ａ、９Ｂ、温度ヒューズ９Ｃの直列回路が端子板７
と二次電池セル６Ａ〜６Ｆの正極端子及び負極端子の間
の隙間に配置されるようになされ、これによりこのバッ
テリパック１では、微小な内部空間を有効に利用して温
度制御部品９を配置し、これによっても一段と小型かつ
薄型に形成できるようになされている。The temperature control component 9 is a thermostat 9A,
9B and a thermal fuse 9C, which are connected in series (FIG. 1), are arranged between the charge / discharge control circuit 20 and the connector 3A to prevent an accident of the battery pack 1.
As a result, the temperature control component 9 has the series circuit of these thermostats 9A and 9B and the temperature fuse 9C connected to the terminal board 7
And the secondary battery cells 6A to 6F are arranged in the gap between the positive electrode terminal and the negative electrode terminal, so that in this battery pack 1, the temperature control component 9 is arranged by effectively utilizing the minute internal space. However, also by this, it can be formed in a much smaller and thinner shape.
【００２９】（２）実施の形態の動作
以上の構成において、このバッテリパック１は（図
３）、端子板７が２つ折りされた後、直列接続に供する
突起１５がランド１６側に折り曲げられて半田付けさ
れ、これにより端子板７の加工が完了する。バッテリパ
ック１は、この端子板７の折り曲げにより、表面及び裏
面にそれぞれ二次電池セル６Ａ〜６Ｆの正極端子及び負
極端子を接続するランド１４を有し、かつ金属板材によ
るこのランド１４間の配線パターン１２により二次電池
セル６Ａ及び６Ｄ、６Ｂ及び６Ｅ、６Ｃ及び６Ｆをそれ
ぞれ直並列に接続する配線が形成される。また突起１５
とランド１６との接続により、このように並列接続され
てなる二次電池セル６Ａ及び６Ｄ、６Ｂ及び６Ｅ、６Ｃ
及び６Ｆを直列接続する配線パターン１２の接続が形成
される。(2) Operation of the Embodiment In the above-described configuration, in this battery pack 1 (FIG. 3), after the terminal plate 7 is folded in two, the projection 15 for series connection is folded toward the land 16 side. Soldering is performed, and thus the processing of the terminal board 7 is completed. The battery pack 1 has lands 14 for connecting the positive electrode terminals and the negative electrode terminals of the secondary battery cells 6A to 6F on the front surface and the back surface, respectively, by bending the terminal plate 7, and wiring between the lands 14 made of a metal plate material. The pattern 12 forms wirings that connect the secondary battery cells 6A and 6D, 6B and 6E, 6C and 6F in series and parallel, respectively. Also the protrusion 15
The secondary battery cells 6A and 6D, 6B and 6E, 6C thus connected in parallel by the connection between the
And 6F are connected in series to form the connection of the wiring pattern 12.
【００３０】このバッテリパック１は、この端子板７の
両側に、端子板７側が正極端子及び負極端子となるよう
に、二次電池セル６Ａ〜６Ｆがそれぞれ３個づつ並んで
配置され（図２）、各正極端子及び負極端子が、それぞ
れ端子板７の表側及び裏側のランド１４に半田付けによ
り接続される。これによりバッテリパック１は、二次電
池セル６Ａ〜６Ｆが２個づつ並列に接続され、これらの
並列回路が直列に接続される。In this battery pack 1, three secondary battery cells 6A to 6F are arranged side by side on both sides of the terminal plate 7 so that the terminal plate 7 side serves as a positive electrode terminal and a negative electrode terminal (FIG. 2). ), Each positive electrode terminal and each negative electrode terminal are connected to the land 14 on the front side and the back side of the terminal board 7 by soldering. Thereby, in the battery pack 1, two secondary battery cells 6A to 6F are connected in parallel, and these parallel circuits are connected in series.
【００３１】バッテリパック１は、別途、コネクタ３
Ａ、充放電制御回路２０が配線基板８に実装され、この
配線基板８に形成されたスリットに対して、二次電池セ
ル６Ａ〜６Ｆを接続してなる端子板７の突起１７が差し
込まれて半田付けされ、これにより二次電池セル６Ａ〜
６Ｆが充放電制御回路２０に接続される。また同様にし
て、別工程によりアッセンブリされてなるサーモスタッ
ト９Ａ、９Ｂ、温度ヒューズ９Ｃの直列回路が、端子板
７側より配線基板８に接続され、これにより充放電制御
回路２０とコネクタ３Ａとの間で充放電経路が形成され
る。The battery pack 1 is separately provided with a connector 3
A, the charge / discharge control circuit 20 is mounted on the wiring board 8, and the protrusions 17 of the terminal plate 7 formed by connecting the secondary battery cells 6A to 6F are inserted into the slits formed on the wiring board 8. Soldered, so that the secondary battery cell 6A ~
6F is connected to the charge / discharge control circuit 20. Similarly, a series circuit of thermostats 9A and 9B and a thermal fuse 9C assembled in a separate process is connected to the wiring board 8 from the side of the terminal board 7, whereby the charge / discharge control circuit 20 and the connector 3A are connected. A charge / discharge path is formed by.
【００３２】バッテリパック１は、このようにして配線
基板８に対して二次電池セル６Ａ〜６Ｆ等が接続される
と、二次電池セル６Ａ〜６Ｆの端子が折り曲げられ、並
列接続されてなる二次電池セル６Ａ及び６Ｄ、６Ｂ及び
６Ｅ、６Ｃ及び６Ｆが、それぞれ同一の面が対向するよ
うに積層されて保持され（図１）、これら二次電池セル
６Ａ及び６Ｄ、６Ｂ及び６Ｅ、６Ｃ及び６Ｆの端子側に
配線基板８、端子板７を配置してなる二次電池ユニット
３が形成される。In the battery pack 1, when the secondary battery cells 6A to 6F are connected to the wiring board 8 in this manner, the terminals of the secondary battery cells 6A to 6F are bent and connected in parallel. The secondary battery cells 6A and 6D, 6B and 6E, 6C and 6F are stacked and held such that the same surfaces face each other (FIG. 1), and these secondary battery cells 6A and 6D, 6B and 6E and 6C are held. The secondary battery unit 3 is formed by arranging the wiring board 8 and the terminal board 7 on the terminal side of the terminals 6 and 6F.
【００３３】バッテリパック１は、このようにして作成
された二次電池ユニット３が下ケース２に収納された
後、上ケース４、５が順次配置されて形成される。The battery pack 1 is formed by accommodating the secondary battery unit 3 thus produced in the lower case 2 and then sequentially arranging the upper cases 4 and 5.
【００３４】このようにして作成されるバッテリパック
１においては、並列接続されてなる二次電池セル６Ａ及
び６Ｄ、６Ｂ及び６Ｅ、６Ｃ及び６Ｆが、それぞれ同一
の面が対向するように積層されて保持されることによ
り、各二次電池セル６Ａ〜６Ｆにおける厚みの偏りが累
積しないように、すなわち積層される二次電池セル６Ａ
〜６Ｆ間で厚みの偏りを打ち消し合うことができ、これ
により従来に比して全体の厚みを薄くすることができ
る。In the battery pack 1 thus produced, the secondary battery cells 6A and 6D, 6B and 6E, 6C and 6F which are connected in parallel are laminated so that the same surfaces face each other. When the secondary battery cells 6A to 6F are held, the uneven thicknesses of the secondary battery cells 6A to 6F do not accumulate, that is, the secondary battery cells 6A are stacked.
It is possible to cancel out the uneven thickness between 6F and 6F, thereby making it possible to reduce the overall thickness as compared with the conventional one.
【００３５】しかしながらこのようにして同一の面が向
き合うように二次電池セル６Ａ及び６Ｄ、６Ｂ及び６
Ｅ、６Ｃ及び６Ｆを積層すると、これら二次電池セル６
Ａ及び６Ｄ、６Ｂ及び６Ｅ、６Ｃ及び６Ｆをそれぞれ組
にして並列接続する場合に、同一の向きにより積層する
場合に比して、接続が煩雑になる。特に、正極端子と負
極端子とを二次電池セルの中心線に対して対称に配置し
てなる場合には、この積層した二次電池セルにおける正
極端子及び負極端子間で、短絡事故が発生する恐れもあ
る。However, in this way, the secondary battery cells 6A and 6D, 6B and 6 are arranged so that the same surfaces face each other.
By stacking E, 6C and 6F, these secondary battery cells 6
When A and 6D, 6B and 6E, 6C and 6F are respectively connected as a set and connected in parallel, the connection becomes complicated as compared with the case where they are stacked in the same direction. In particular, when the positive electrode terminal and the negative electrode terminal are arranged symmetrically with respect to the center line of the secondary battery cell, a short circuit accident occurs between the positive electrode terminal and the negative electrode terminal in the stacked secondary battery cells. There is a fear.
【００３６】しかしながらこのバッテリパック１では、
これら二次電池セル６Ａ〜６Ｆの正極端子及び負極端子
が、これら正極端子及び負極端子の配置してなる側面に
おいて、長手方向に偏って配置されることにより、この
ような短絡事故の発生を防止することができる。またこ
のように偏って配置して、端子板７の表面と裏面とにそ
れぞれ正極端子及び負極端子の接続に供する配線パター
ン１２を形成することにより、単に正極端子及び負極端
子を端子板７の裏表に振り分けて、対応するランド１４
に半田付けするだけの簡易な作業により、誤接続を有効
に回避して、確実に二次電池セル６Ａ〜６Ｆを接続する
ことができる。However, in this battery pack 1,
The positive electrode terminal and the negative electrode terminal of these secondary battery cells 6A to 6F are arranged in the longitudinal direction on the side surface where the positive electrode terminal and the negative electrode terminal are arranged, thereby preventing the occurrence of such a short circuit accident. can do. Further, by arranging them in such a biased manner and forming the wiring patterns 12 for connection of the positive electrode terminal and the negative electrode terminal on the front surface and the back surface of the terminal plate 7, respectively, the positive electrode terminal and the negative electrode terminal are simply placed on the front and back sides of the terminal plate 7. To the corresponding land 14
By a simple work of simply soldering the secondary battery cells to the secondary battery cells 6A to 6F, the incorrect connection can be effectively avoided and the secondary battery cells 6A to 6F can be reliably connected.
【００３７】またこの端子板７が、金属板材による配線
パターンの両面が絶縁シートにより覆って形成されてい
ることにより、このような配線パターンによる電力の損
失を極力、低減することができる。Further, since the terminal plate 7 is formed by covering both sides of the wiring pattern made of the metal plate material with the insulating sheets, the power loss due to such wiring pattern can be reduced as much as possible.
【００３８】またこのような端子板７に配線基板８が積
層されて接続されることにより、バッテリパック１内の
スペースを有効に利用して、各組の二次電池セル６Ａ及
び６Ｄ、６Ｂ及び６Ｅ、６Ｃ及び６Ｆの充放電をそれぞ
れ制御する充放電制御回路を配置することができ、これ
によっても全体形状を薄型化し、また小型化することが
できる。By stacking and connecting the wiring board 8 to the terminal board 7 as described above, the space in the battery pack 1 is effectively utilized and each set of the secondary battery cells 6A and 6D, 6B and A charging / discharging control circuit for controlling charging / discharging of 6E, 6C, and 6F can be arranged, which also makes it possible to reduce the overall shape and size.
【００３９】（３）実施の形態の効果
以上の構成によれば、端子板の両面に、それぞれ二次電
池セルの正極端子及び負極端子を接続し、この端子板に
よりこれら二次電池を直並列接続することにより、簡易
な組み立て作業により、薄型化することができる。(3) Effects of the Embodiments According to the above configuration, the positive electrode terminal and the negative electrode terminal of the secondary battery cell are connected to both surfaces of the terminal plate, and the secondary battery is connected in series by the terminal plate. By connecting, it is possible to reduce the thickness by a simple assembling work.
【００４０】またこのような各組において、同一面が向
き合うように二次電池が積層されたことにより、厚みの
偏りが累積しないようにして、全体の厚みを薄くするこ
とができる。In addition, since the secondary batteries are stacked so that the same surfaces face each other in each such set, it is possible to prevent the thickness deviation from accumulating and to reduce the total thickness.
【００４１】また二次電池セルにおいて、長手方向に、
正極端子及び負極端子が偏って設けられることにより、
積層した二次電池セル間における短絡事故等を有効に防
止することができ、さらには端子板への接続作業を簡略
化し、また誤接続を確実に防止することができる。In the secondary battery cell, in the longitudinal direction,
By providing the positive electrode terminal and the negative electrode terminal in a biased manner,
It is possible to effectively prevent a short circuit accident or the like between the stacked secondary battery cells, further simplify the work of connecting to the terminal board, and reliably prevent erroneous connection.
【００４２】また金属板材による配線パターンの両面を
絶縁シートにより覆い、ほぼ２つ折りにして端子板を形
成したことにより、電力損失を低減して、表側面及び裏
側面に接続用のランドを有してなる端子板を作成するこ
とができる。Further, both sides of the wiring pattern made of a metal plate material are covered with insulating sheets, and the terminal plate is formed by folding the wiring pattern substantially in half, thereby reducing power loss and having connection lands on the front and back side surfaces. It is possible to create a terminal board made of
【００４３】また二次電池セルの充放電を制御する充放
電制御回路を搭載した配線基板が積層されて接続され、
この配線基板を介して、二次電池セルの電力を外部機器
に出力することにより、全体形状を薄型化し、また小型
化することができる。Wiring boards having a charge / discharge control circuit for controlling charge / discharge of the secondary battery cells are stacked and connected.
By outputting the electric power of the secondary battery cell to the external device via the wiring board, the overall shape can be made thin and the size can be reduced.
【００４４】（４）他の実施の形態
なお上述の実施の形態においては、長手方向に延長する
スリットにより端子板を２つ折りして使用する場合につ
いて述べたが、本発明はこれに限らず、折り曲げる方向
については、必要に応じて種々に設定することができ
る。(4) Other Embodiments In the above-mentioned embodiments, the case where the terminal plate is folded in two by the slit extending in the longitudinal direction and used is described, but the present invention is not limited to this. The bending direction can be set variously as necessary.
【００４５】また上述の実施の形態においては、２個の
二次電池セルを並列接続し、さらにこの並列接続を３
個、直列接続する場合について述べたが、本発明はこれ
に限らず、種々の個数により並列接続を形成する場合、
さらには種々の段数により直列接続する場合に広く適用
することができる。Further, in the above-mentioned embodiment, two secondary battery cells are connected in parallel, and this parallel connection is further connected in three.
Although the case of connecting in series with each other has been described, the present invention is not limited to this, and when forming a parallel connection with various numbers,
Further, it can be widely applied in the case of series connection with various numbers of stages.
【００４６】また上述の実施の形態においては、本発明
をパーソナルコンピュータのバッテリパックに適用する
場合について述べたが、本発明はこれに限らず、種々の
機器のバッテリパックに広く適用することができる。Further, in the above-mentioned embodiments, the case where the present invention is applied to the battery pack of the personal computer has been described, but the present invention is not limited to this and can be widely applied to the battery packs of various devices. .
【００４７】[0047]
【発明の効果】上述のように本発明によれば、端子板の
両面に、それぞれ二次電池セルの正極端子及び負極端子
を接続し、この端子板によりこれら二次電池を直並列接
続することにより、簡易な組み立て作業により、薄型化
することができる。As described above, according to the present invention, the positive electrode terminal and the negative electrode terminal of the secondary battery cell are connected to both surfaces of the terminal plate, and these secondary batteries are connected in series and parallel by this terminal plate. Thus, it is possible to reduce the thickness by a simple assembling work.
【図１】本発明の実施の形態に係るバッテリパックの二
次電池ユニットを示す分解斜視図である。FIG. 1 is an exploded perspective view showing a secondary battery unit of a battery pack according to an embodiment of the present invention.
【図２】本発明の実施の形態に係るバッテリパックの分
解斜視図である。FIG. 2 is an exploded perspective view of the battery pack according to the embodiment of the present invention.
【図３】図１の二次電池ユニットに適用される端子板の
説明に供する平面図である。FIG. 3 is a plan view for explaining a terminal plate applied to the secondary battery unit of FIG.
１……バッテリパック、２……下ケース、２Ａ……コネ
クタ、３……二次電池ユニット、４、５……上ケース、
６Ａ〜６Ｆ……二次電池セル、７……端子板、８……配
線基板、２０……充放電制御回路1 ... Battery pack, 2 ... Lower case, 2A ... Connector, 3 ... Secondary battery unit, 4, 5 ... Upper case,
6A to 6F: secondary battery cell, 7: terminal plate, 8: wiring board, 20: charge / discharge control circuit
Claims (5)
板により接続して形成された二次電池ユニットと、 前記二次電池ユニットの電力を外部機器に供給可能に、
前記二次電池ユニットを保持する外装ケースとを有し、 前記二次電池は、 １つの端面に、長手方向に順次並んで正極端子及び負極
端子が設けられ、 前記二次電池ユニットは、 前記正極端子及び負極端子が同一の側に位置するよう
に、複数の前記二次電池をそれぞれ積層して複数組の二
次電池セルが形成され、 前記正極端子及び負極端子が同一の側に位置するよう
に、前記長手方向に、前記複数組の二次電池セルが順次
並んで配置され、 前記同一の側に位置する各二次電池セルの前記正極端子
及び負極端子を、前記端子板により接続して形成され、 前記端子板は、 表側面と裏側面とに形成されたランドに、それぞれ前記
二次電池セルの正極端子及び負極端子を接続し、前記ラ
ンド間の配線パターンにより、前記複数の二次電池セル
を直並列に接続することを特徴とするバッテリパック。1. A secondary battery unit formed by connecting a plurality of thin secondary battery cells by a terminal plate, and the power of the secondary battery unit can be supplied to an external device.
An outer case that holds the secondary battery unit, wherein the secondary battery is provided with a positive electrode terminal and a negative electrode terminal sequentially arranged in the longitudinal direction on one end face, and the secondary battery unit includes the positive electrode. A plurality of secondary battery cells are formed by stacking the plurality of secondary batteries so that the terminal and the negative electrode terminal are located on the same side, and the positive electrode terminal and the negative electrode terminal are located on the same side. In the longitudinal direction, the plurality of sets of secondary battery cells are sequentially arranged side by side, and the positive electrode terminal and the negative electrode terminal of each secondary battery cell located on the same side are connected by the terminal plate. The terminal plate is formed by connecting the positive electrode terminal and the negative electrode terminal of the secondary battery cell to the lands formed on the front side surface and the back side surface, respectively. Battery cells Battery pack, characterized in that to connect to.
徴とする請求項１に記載のバッテリパック。2. The battery pack according to claim 1, wherein in each of the groups, the secondary batteries are stacked and held so that the same surfaces face each other.
れたことを特徴とする請求項１に記載のバッテリパッ
ク。3. The battery pack according to claim 1, wherein the secondary battery is provided with a positive electrode terminal and a negative electrode terminal which are biased in the longitudinal direction.
それぞれ覆い、ほぼ２つ折りにして形成されたことを特
徴とする請求項１に記載のバッテリパック。4. The battery pack according to claim 1, wherein the terminal plate is formed by covering both surfaces of a wiring pattern made of a metal plate material with insulating sheets and folding the wiring pattern into substantially two folds.
搭載した配線基板が積層されて接続され、 前記配線基板を介して、前記二次電池セルの電力を前記
外部機器に出力することを特徴とする請求項１に記載の
バッテリパック。5. The terminal board is connected with a wiring board on which a charge / discharge control circuit for controlling charging / discharging of the secondary battery cell is mounted, and the terminal board is connected via the wiring board. The battery pack according to claim 1, wherein the battery pack outputs electric power to the external device.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001393119A JP4292451B2 (en) | 2001-12-26 | 2001-12-26 | Battery pack |
| PCT/JP2002/013422 WO2003056643A1 (en) | 2001-12-26 | 2002-12-24 | Battery pack |
| EP02790836A EP1460698B1 (en) | 2001-12-26 | 2002-12-24 | Battery pack |
| DE60238637T DE60238637D1 (en) | 2001-12-26 | 2002-12-24 | BATTERY PACK |
| CNB028262468A CN1293650C (en) | 2001-12-26 | 2002-12-24 | Battery pack |
| US10/498,861 US7595129B2 (en) | 2001-12-26 | 2002-12-24 | Battery pack having a battery unit of sheet-shaped secondary batteries connected through a terminal block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001393119A JP4292451B2 (en) | 2001-12-26 | 2001-12-26 | Battery pack |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2003197166A true JP2003197166A (en) | 2003-07-11 |
| JP2003197166A5 JP2003197166A5 (en) | 2005-06-23 |
| JP4292451B2 JP4292451B2 (en) | 2009-07-08 |
Family
ID=27600183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001393119A Expired - Lifetime JP4292451B2 (en) | 2001-12-26 | 2001-12-26 | Battery pack |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4292451B2 (en) |
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| JP2005142148A (en) * | 2003-10-14 | 2005-06-02 | Nissan Motor Co Ltd | Battery module and battery pack |
| JP2008041292A (en) * | 2006-08-02 | 2008-02-21 | Sony Corp | Battery pack |
| US7648538B2 (en) | 2003-10-10 | 2010-01-19 | Nissan Motor Co., Ltd. | Battery |
| WO2011105095A1 (en) * | 2010-02-24 | 2011-09-01 | 三洋電機株式会社 | Battery module, battery system, electric vehicle, mobile body, power storage device, power supply device, and electric apparatus |
| KR20130125334A (en) * | 2012-05-08 | 2013-11-18 | 삼성에스디아이 주식회사 | Battery pack |
| JP2018530879A (en) * | 2016-06-13 | 2018-10-18 | エルジー・ケム・リミテッド | Battery module, battery pack including the same, and automobile |
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|---|---|---|---|---|
| JP2004095357A (en) * | 2002-08-30 | 2004-03-25 | Sony Corp | Battery block consisting of non-aqueous electrolyte battery and battery pack of exchange equipment size |
| US7648538B2 (en) | 2003-10-10 | 2010-01-19 | Nissan Motor Co., Ltd. | Battery |
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