WO2006046346A1 - ニッケル光沢メッキを施した電池 - Google Patents
ニッケル光沢メッキを施した電池 Download PDFInfo
- Publication number
- WO2006046346A1 WO2006046346A1 PCT/JP2005/015347 JP2005015347W WO2006046346A1 WO 2006046346 A1 WO2006046346 A1 WO 2006046346A1 JP 2005015347 W JP2005015347 W JP 2005015347W WO 2006046346 A1 WO2006046346 A1 WO 2006046346A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- battery
- nickel
- steel plate
- sulfur
- finish
- Prior art date
Links
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 229910052759 nickel Inorganic materials 0.000 title claims abstract description 27
- 238000009713 electroplating Methods 0.000 title abstract 3
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 23
- 239000010959 steel Substances 0.000 claims abstract description 23
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 15
- 239000011593 sulfur Substances 0.000 claims abstract description 15
- 150000003464 sulfur compounds Chemical class 0.000 claims abstract description 10
- 238000007747 plating Methods 0.000 claims description 27
- 239000002932 luster Substances 0.000 claims description 20
- 230000007774 longterm Effects 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 description 6
- 239000000523 sample Substances 0.000 description 6
- 238000007739 conversion coating Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000002542 deteriorative effect Effects 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/12—Electroplating: Baths therefor from solutions of nickel or cobalt
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/562—Terminals characterised by the material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/04—Cells with aqueous electrolyte
- H01M6/06—Dry cells, i.e. cells wherein the electrolyte is rendered non-fluid
- H01M6/08—Dry cells, i.e. cells wherein the electrolyte is rendered non-fluid with cup-shaped electrodes
- H01M6/085—Dry cells, i.e. cells wherein the electrolyte is rendered non-fluid with cup-shaped electrodes of the reversed type, i.e. anode in the centre
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/107—Primary casings; Jackets or wrappings characterised by their shape or physical structure having curved cross-section, e.g. round or elliptic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/564—Terminals characterised by their manufacturing process
- H01M50/567—Terminals characterised by their manufacturing process by fixing means, e.g. screws, rivets or bolts
Definitions
- the present invention relates to a battery having a nickel luster plating.
- the electromotive force of a dry battery such as LR is a low voltage of about 1.5V.
- the electrical connection between the battery and the load (device) must be It is necessary to keep good and stable for a long time.
- the battery is normally used in a state where it is loaded in a battery holder (battery case) having a panel contact terminal. In this case, the contact state between the battery-side terminal and the battery holder-side terminal must be particularly good and stable.
- a steel plate with nickel plating is used for the terminal portion on the battery side. Furthermore, in order to improve the appearance of the battery, which is a product, as shown in Fig. 5, a steel plate with a bright finish (mirror finish) finish with a nickel luster finish has been used. It was.
- FIG. 5 shows a conventional battery cross section and a partially enlarged model of its terminal portion.
- a power generation element consisting of a solid positive electrode mixture 21, a separator 22 impregnated with an electrolyte, and a gel negative electrode mixture 23 is loaded into a 1 lb bottomed cylindrical battery can.
- 1 lb of the positive electrode can is closed and sealed by the negative electrode terminal plate 31b and the gasket 35.
- the positive electrode can l ib also serves as a positive electrode current collector, and a convex positive electrode terminal portion 12b is formed on the outer bottom thereof.
- the negative electrode terminal plate 31b has a negative electrode current collector 25 welded to its inner side surface (inside the battery), and its outer central surface forms a negative electrode terminal portion 32b. Except for the terminal 1 lb and 32b, the side barrel is covered with the outer packaging 15.
- the positive electrode can l ib has a steel plate portion 11 lb and a mating portion 112b as shown by a partially enlarged model in the figure. And have.
- the surface of the steel ridge 11 lb is bright.
- the plating portion 112b is formed by a nickel luster plating applied to the bright finish surface.
- the surface of the positive electrode terminal portion 12b exhibits a smooth specular gloss.
- 3 lb of the negative electrode terminal plate is formed by a steel plate portion 3 l ib with a bright surface and a polished portion 312b made of nickel luster as shown in the partially enlarged model in the figure, thereby The negative electrode terminal portion 32b exhibiting a specular light is formed.
- the conventional battery described above has a smooth specular gloss on the surfaces of the terminal portions 12b and 32b, and has a good appearance (design effect) as a product.
- the following problems occur.
- the terminal portion 12b (32b) and the device side (battery holder side) contact Since the contact state is contact on the entire terminal surface, the contact pressure on the device side is dispersed and reduced. If the contact pressure is not sufficiently secured at a low voltage, poor contact is likely to occur. In order to avoid this, it is necessary to take measures to ensure that sufficient contact pressure can be applied on the equipment side. To that end, however, it is necessary to apply a particularly strong panel pressure. growing.
- the present inventor studied the use of a steel plate having a dull (rough surface) finish as the surface finish classification (see, for example, Patent Document 1).
- a dull-finished steel plate When nickel dazzling is applied to the surface of the dull-finished steel plate, fine irregularities (micro level) can be formed on the surface of the terminal without significantly deteriorating the appearance (design effect) as a product.
- the contact pressure is concentrated locally, so that a reliable electrical contact state can be formed even at a low voltage.
- FIG. 4 schematically shows an enlarged electrical contact state depending on the surface state of the terminal portion.
- the contact pressure acting between the device-side contact 50 is dispersed and reliable electrical contact is difficult to obtain.
- the contact pressure concentrates on the uneven part of the unevenness, so that a reliable electrical contact state can be achieved even at low voltage. Can get in wear.
- Patent Document 1 JP-A-6-314563
- the present invention has been made in order to solve the above-described problems, and the object thereof is not to be costly, and it does not impose a special burden on the device side.
- the present invention provides a battery having an electrode terminal portion in which a nickel luster plating is applied to a steel plate, wherein the finish classification of the surface of the steel plate is a dull finish, and the sulfur and the sulfur content in the nickel luster plating are combined.
- This is a battery in which the percentage of the product is 0.02% by weight or less.
- FIG. 1 is a cross-sectional view and a partially enlarged model view showing an embodiment of a battery to which the technology of the present invention is applied.
- FIG. 2 is a graph showing test results of changes in discharge voltage of the battery of the present invention and a conventional battery.
- FIG. 3 is a graph showing test results of changes over time in contact resistance between the battery of the present invention and a conventional battery.
- FIG. 4 is a model diagram showing an electrical contact state depending on a surface state of a terminal portion.
- FIG. 5 is a cross-sectional view and a partially enlarged model view showing a configuration example of a conventional battery.
- 11a battery can, 111a steel plate part, 112a glossy part,
- FIG. 1 shows an embodiment of a battery to which the technology of the present invention is applied.
- the battery shown in the figure is an LR6 type high-capacity alkaline battery, in a bottomed cylindrical battery can 11a, a solid positive electrode mixture 21, a separator 22 impregnated with an electrolytic solution, a gel negative electrode mixture A power generation element consisting of 23 is loaded, and the positive electrode can 11a is closed and sealed by a negative electrode terminal plate 31a and a gasket 35.
- the positive electrode can 11a also serves as a positive electrode current collector, and a convex positive electrode terminal portion 12a is formed on the outer bottom thereof.
- a negative electrode current collector 25 is welded to the inner side surface (battery inner side) of the negative electrode terminal plate 31a, and its outer central surface forms a negative electrode terminal portion 32a. Except for the terminal portions 1 la and 32 a, the side body portion is covered with an exterior material 15.
- the positive electrode can 11a has a steel plate part 11la and a mating part 112a as shown by a partially enlarged model in the figure.
- the surface of the steel brim 11 la has a dull finish.
- the surface finish of the bright section is smooth and mirror-finished, but the surface finish of the dull section is rough with fine irregularities.
- the plating portion 112a is formed by a nickel luster plating applied to the dull finish surface.
- Nickel luster plating is formed by the inclusion of sulfur above a certain level in the plating. In the present invention, the ratio of sulfur and sulfur compounds in the plating is 0.02% by weight or less. Thus, a suppressed portion 112a is formed.
- the positive electrode terminal portion 12a is formed by the dull-finished steel plate portion 11la and the nickel luster plating portion 112a.
- the ratio of the steel plate portion 311a having a dull finish on the surface and sulfur and sulfur compounds is not more than 0.02 wt%.
- the negative electrode terminal portion 32a is formed by the plating portion 312a by the suppressed nickel luster plating.
- a conventional terminal portion with a nickel luster plating has a conversion coating (for example, an oxide film) on its surface during long-term storage where the ratio of sulfur and sulfur compounds is as large as 0.05% by weight.
- the contact resistance is increased by this chemical conversion coating.
- the contact resistance increases as the sulfur content in the plating increases.
- the ratio of sulfur and sulfur compounds in the nickel plating should be reduced to 0.02% by weight or less. It turned out to be good.
- At least the portions forming the electrode terminal portions 12a and 32a have a dull finish on the steel plate surface and the ratio of sulfur and sulfur compounds in the nickel plating is 0. By making it less than 02% by weight, it is possible to ensure good and stable electrical contact over a long period of time.
- terminal portions 12a and 32a configured as described above have fine irregularities on the surface, and as shown schematically in FIG. 4 (a), the contact pressure is localized. By concentrating on, it is possible to form a reliable electrical contact state even at a low voltage.
- the appearance of the terminal portions 12a and 32a is not a smooth mirror surface like the conventional nickel luster plating, but is better than the matte luster plating, and the appearance as a product is much worse. Absent. For example, in the smooth mirror surface state obtained by the conventional nickel luster plating, a slight distortion of the terminal surface is noticeable due to mirror reflection, but the ratio of sulfur and sulfur compounds is 0.02% by weight or less. The surface condition of the nickel luster plating can make the distortion inconspicuous.
- Fig. 2 shows the test results of the voltage change caused by the discharge performed on the battery of the present invention and the conventional battery. Show.
- the configuration and test conditions of the battery used as the test sample are as follows.
- Battery of the present invention (A11 to A22):
- the positive electrode Z negative electrode terminal part has a dull finish on the surface of the steel plate, and a nickel luster plating with a sulfur and sulfur compound ratio of 0.01% by weight is 2 m thick It is given.
- Conventional battery (B11 to B22): Positive electrode Z negative electrode terminal has a bright finish on the surface of the steel plate, and a nickel luster plating with 0.05% by weight of sulfur and sulfur compounds is 2 m thick. It has been subjected.
- Test conditions A sample battery (test battery) is loaded into a panel-type battery holder, and the discharge test is performed in DSC mode (discharge test with 1 cycle of 2A for 0.5 seconds and 300mA for 59.5 seconds). ), The transition of the discharge voltage was observed.
- the battery holder has a contact that is panel-biased so that it is pressed against the positive and negative electrode terminals of the sample battery with a load of 10 to L1N. The discharge voltage of the sample battery was measured through the contact of the battery holder.
- the test under the above conditions was performed twice for each sample battery, at the initial time and after storage for 20 days in an environment of 60 ° CZ90% (relative humidity).
- the discharge voltage in the first test reflects the initial electrical contact state of the terminal part
- the discharge voltage in the test after storage reflects the time-degraded state of the terminal part. Has been improved.
- FIG. 3 shows the test results of the contact resistance aging with respect to the battery of the present invention and the conventional battery.
- the contact resistance was measured using a ⁇ 1. Omm rod contact (probe) made of pure gold.
- the contact resistance of the conventional battery increased according to the number of storage days, but the battery of the present invention was strong enough to hardly increase the contact resistance due to storage.
- the appearance of the terminal portion can be an aesthetic advantage in that a conventional battery exhibits a smooth specular gloss.
- a slight distortion of the terminal surface is caused by specular reflection. Will stand out.
- the battery of the present invention is not as glossy as before, but has a better appearance than a matte finish, and at least does not significantly impair the appearance as a product.
- the technology of the present invention has been described with respect to the battery as a representative embodiment, but the present invention can be applied to various embodiments and applications other than those described above.
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Electroplating Methods And Accessories (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/796,049 US7923146B2 (en) | 2004-10-29 | 2007-04-26 | Nickel bright-plated battery |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004316847A JP5156175B2 (ja) | 2004-10-29 | 2004-10-29 | ニッケル光沢メッキを施した電池 |
JP2004-316847 | 2004-10-29 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US11/796,049 Continuation US7923146B2 (en) | 2004-10-29 | 2007-04-26 | Nickel bright-plated battery |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2006046346A1 true WO2006046346A1 (ja) | 2006-05-04 |
WO2006046346A8 WO2006046346A8 (ja) | 2006-06-15 |
Family
ID=36227598
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/015347 WO2006046346A1 (ja) | 2004-10-29 | 2005-08-24 | ニッケル光沢メッキを施した電池 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7923146B2 (ja) |
JP (1) | JP5156175B2 (ja) |
CN (1) | CN100485998C (ja) |
WO (1) | WO2006046346A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5108342B2 (ja) * | 2007-03-15 | 2012-12-26 | Fdkエナジー株式会社 | 電池用金属部品及び電池 |
JP5108356B2 (ja) * | 2007-03-30 | 2012-12-26 | Fdkエナジー株式会社 | 電池用金属部品及びその製造方法、電池 |
KR101075284B1 (ko) * | 2008-12-05 | 2011-10-19 | 삼성에스디아이 주식회사 | 이차전지 |
JP6349192B2 (ja) * | 2014-08-07 | 2018-06-27 | Fdk株式会社 | 電池の電極端子用鋼板、及びこれを用いて構成される電池 |
JP2017181200A (ja) * | 2016-03-29 | 2017-10-05 | Jx金属株式会社 | 端子の特性評価方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0521044A (ja) * | 1991-07-12 | 1993-01-29 | Katayama Tokushu Kogyo Kk | 電池用缶および該缶形成材料 |
JPH06314563A (ja) * | 1993-04-30 | 1994-11-08 | Toyo Kohan Co Ltd | 電 池 |
JP2001279489A (ja) * | 2000-03-30 | 2001-10-10 | Dowa Mining Co Ltd | 電気接触材料及びその製造方法 |
JP2003013279A (ja) * | 2001-07-02 | 2003-01-15 | Mitsubishi Shindoh Co Ltd | 耐マイグレーション性に優れたリフローSnまたはSn合金メッキ薄板の製造方法 |
JP2004190064A (ja) * | 2002-12-09 | 2004-07-08 | Matsushita Electric Works Ltd | 金属端子の表面処理方法及び金属端子 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4058725B2 (ja) * | 1998-02-20 | 2008-03-12 | 東芝電池株式会社 | 電池容器 |
JP2959560B1 (ja) * | 1998-07-09 | 1999-10-06 | 松下電器産業株式会社 | アルカリ蓄電池用電極とその製造方法およびアルカリ蓄電池 |
JP2002076189A (ja) * | 2000-08-24 | 2002-03-15 | Kyocera Corp | 配線基板 |
JP2002110838A (ja) * | 2000-09-27 | 2002-04-12 | Kyocera Corp | 配線基板 |
JP4707844B2 (ja) * | 2001-02-09 | 2011-06-22 | 住友電工ファインポリマー株式会社 | 電鋳ニッケルベルト、被覆ニッケルベルト、及び被覆ニッケルベルトの製造方法 |
CN2473755Y (zh) * | 2001-04-18 | 2002-01-23 | 深圳市比亚迪实业有限公司 | 具有短路保护功能的碱性二次电池及其串联电池组 |
JP4318909B2 (ja) * | 2002-12-02 | 2009-08-26 | シンジーテック株式会社 | 金属ベルト及び被覆ベルト |
DE10261493A1 (de) * | 2002-12-23 | 2004-07-08 | METAKEM Gesellschaft für Schichtchemie der Metalle mbH | Anode zur Galvanisierung |
-
2004
- 2004-10-29 JP JP2004316847A patent/JP5156175B2/ja active Active
-
2005
- 2005-08-24 WO PCT/JP2005/015347 patent/WO2006046346A1/ja active Application Filing
- 2005-08-24 CN CNB2005800374348A patent/CN100485998C/zh active Active
-
2007
- 2007-04-26 US US11/796,049 patent/US7923146B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0521044A (ja) * | 1991-07-12 | 1993-01-29 | Katayama Tokushu Kogyo Kk | 電池用缶および該缶形成材料 |
JPH06314563A (ja) * | 1993-04-30 | 1994-11-08 | Toyo Kohan Co Ltd | 電 池 |
JP2001279489A (ja) * | 2000-03-30 | 2001-10-10 | Dowa Mining Co Ltd | 電気接触材料及びその製造方法 |
JP2003013279A (ja) * | 2001-07-02 | 2003-01-15 | Mitsubishi Shindoh Co Ltd | 耐マイグレーション性に優れたリフローSnまたはSn合金メッキ薄板の製造方法 |
JP2004190064A (ja) * | 2002-12-09 | 2004-07-08 | Matsushita Electric Works Ltd | 金属端子の表面処理方法及び金属端子 |
Also Published As
Publication number | Publication date |
---|---|
US20070243461A1 (en) | 2007-10-18 |
JP2006127999A (ja) | 2006-05-18 |
WO2006046346A8 (ja) | 2006-06-15 |
JP5156175B2 (ja) | 2013-03-06 |
CN101053095A (zh) | 2007-10-10 |
US7923146B2 (en) | 2011-04-12 |
CN100485998C (zh) | 2009-05-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
TW302560B (ja) | ||
Hassoun et al. | High-rate, long-life Ni–Sn nanostructured electrodes for lithium-ion batteries | |
EP1703574B1 (en) | Flat-shaped battery | |
CN101501884B (zh) | 电池罐以及使用该电池罐的电池 | |
WO2007057840A3 (en) | Primary lithium ion electrochemical cells | |
WO2003069700A3 (en) | Flexible thin printed battery with gelled electrolyte and method of manufacturing same | |
WO2006046346A1 (ja) | ニッケル光沢メッキを施した電池 | |
KR101357470B1 (ko) | 이차전지용 전극단자 및 이를 포함하는 리튬 이차전지 | |
CA2366540A1 (en) | Functionally improved battery and method of making same | |
CN101662012B (zh) | 一种负极片及其制备方法和包括该负极片的电池 | |
CN114982040A (zh) | 一种三电极电池及储能系统 | |
US3954505A (en) | Multicell alkaline primary battery | |
JP4923389B2 (ja) | 密閉形蓄電池 | |
CN213520144U (zh) | 一种锂电池 | |
CN207834367U (zh) | 一种防潮型手机电池 | |
JP2001160384A (ja) | 円筒形二次電池 | |
TWM319576U (en) | Self-switching battery control circuit and charger thereof | |
JPS624828B2 (ja) | ||
CN221041299U (zh) | 一种快充耐低温的21700圆柱钠离子电池 | |
CN206322774U (zh) | 一种改进型纽扣电池 | |
CN208045596U (zh) | 一种用于圆柱电池的极耳及圆柱电池 | |
CN207800705U (zh) | 一种电池用防水装置 | |
CA2400430A1 (fr) | Element de generateur electrochimique et batterie correspondante | |
JPS6046516B2 (ja) | 密閉型蓄電池の過充電検出方法 | |
JP2012160354A (ja) | 制御弁式鉛蓄電池 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BW BY BZ CA CH CN CO CR CU CZ DK DM DZ EC EE EG ES FI GB GD GE GM HR HU ID IL IN IS JP KE KG KM KR KZ LC LK LR LS LT LU LV MA MG MK MN MW MX MZ NA NG NI NZ OM PG PH PL PT RO RU SC SD SE SK SL SM SY TJ TM TN TR TT TZ UA US UZ VC VN YU ZA ZM |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): GM KE LS MW MZ NA SD SZ TZ UG ZM ZW AM AZ BY KG MD RU TJ TM AT BE BG CH CY DE DK EE ES FI FR GB GR HU IE IS IT LU LV MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW MR NE SN TD TG |
|
CFP | Corrected version of a pamphlet front page | ||
CR1 | Correction of entry in section i |
Free format text: IN PCT GAZETTE 18/2006 UNDER (81) DELETE "JP" |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 11796049 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 200580037434.8 Country of ref document: CN |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWP | Wipo information: published in national office |
Ref document number: 11796049 Country of ref document: US |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 05780920 Country of ref document: EP Kind code of ref document: A1 |