JPH01106070U - - Google Patents
Info
- Publication number
- JPH01106070U JPH01106070U JP1988000262U JP26288U JPH01106070U JP H01106070 U JPH01106070 U JP H01106070U JP 1988000262 U JP1988000262 U JP 1988000262U JP 26288 U JP26288 U JP 26288U JP H01106070 U JPH01106070 U JP H01106070U
- Authority
- JP
- Japan
- Prior art keywords
- power generation
- generation element
- negative electrode
- positive electrode
- bottom plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000010248 power generation Methods 0.000 claims description 8
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 5
- 229910052744 lithium Inorganic materials 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims 1
Classifications
-
- Y02E60/12—
Landscapes
- Primary Cells (AREA)
- Connection Of Batteries Or Terminals (AREA)
Description
第１図はこの考案に係るリチウム電池の発電要
素の展開状態における分解斜視図、第２図は同発
電要素の巻回状態を示す分解斜視図、第３図は底
板に負極リード板を折曲げて位置決め固定した状
態を示す部分斜視図、第４図は同発電要素をケー
ス内に装填した状態でスポツト溶接を行う場合を
示す部分断面図である。
１，１′……セパレータ、２……金属リチウム
、３……正極合剤、５……負極集電体、５ａ……
集電部、５ｂ……負極リード板、５ｃ……幅広部
、７……発電要素、８……底板、８ａ……中心孔
、８ｂ……位置決め用突起、９……円筒形ケース
。
Fig. 1 is an exploded perspective view of the power generation element of the lithium battery according to this invention in an expanded state, Fig. 2 is an exploded perspective view showing the power generation element in a rolled state, and Fig. 3 shows a negative electrode lead plate folded onto the bottom plate. FIG. 4 is a partial perspective view showing a state in which the power generation element is positioned and fixed, and FIG. 1, 1'...Separator, 2...Metal lithium, 3...Positive electrode mixture, 5...Negative electrode current collector, 5a...
Current collector, 5b...Negative electrode lead plate, 5c...Wide portion, 7...Power generation element, 8...Bottom plate, 8a...Center hole, 8b...Positioning protrusion, 9...Cylindrical case.
Claims (1)
び正極合剤を積層し、さらに別のセパレータを前
記正極合剤側に配置して、この正極合剤を内側に
した状態で巻回してスパイラル状の発電要素を構
成し、この発電要素をその下面に底板を介在させ
て有底円筒形ケース内に収容し、かつ前記発電要
素の下部に突出する負極リード板を前記底板の表
面上に折曲げた状態で前記ケースの内底部にスポ
ツト溶接によつて接続してなる筒形リチウム電池
において、 前記底板の表面中央部に、折曲された前記負極
リード板を挾持する一対の位置決め用突起を設け
たことを特徴とする筒形リチウム電池における負
極リード板の位置決め構造。[Claims for Utility Model Registration] Metal lithium and a positive electrode mixture are laminated on the front and back sides of a separator, and another separator is placed on the positive electrode mixture side, with this positive electrode mixture facing inside. The power generation element is wound to form a spiral power generation element, and this power generation element is housed in a bottomed cylindrical case with a bottom plate interposed between the lower surface thereof, and a negative electrode lead plate protruding from the bottom of the power generation element is attached to the bottom plate. In a cylindrical lithium battery that is connected to the inner bottom of the case by spot welding while being bent on the surface, a pair of bent negative electrode lead plates are provided at the center of the surface of the bottom plate. A positioning structure for a negative electrode lead plate in a cylindrical lithium battery, characterized in that a positioning protrusion is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988000262U JPH0535569Y2 (en) | 1988-01-07 | 1988-01-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988000262U JPH0535569Y2 (en) | 1988-01-07 | 1988-01-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01106070U true JPH01106070U (en) | 1989-07-17 |
| JPH0535569Y2 JPH0535569Y2 (en) | 1993-09-09 |
Family
ID=31199132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988000262U Expired - Lifetime JPH0535569Y2 (en) | 1988-01-07 | 1988-01-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0535569Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024057711A1 (en) * | 2022-09-12 | 2024-03-21 | 株式会社村田製作所 | Secondary battery |
-
1988
- 1988-01-07 JP JP1988000262U patent/JPH0535569Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0535569Y2 (en) | 1993-09-09 |