CN102088106B - Rechargeable battery - Google Patents
Rechargeable battery Download PDFInfo
- Publication number
- CN102088106B CN102088106B CN201010585749.9A CN201010585749A CN102088106B CN 102088106 B CN102088106 B CN 102088106B CN 201010585749 A CN201010585749 A CN 201010585749A CN 102088106 B CN102088106 B CN 102088106B
- Authority
- CN
- China
- Prior art keywords
- electrode
- rechargeable battery
- supporting bracket
- electrode assemblie
- housing
- 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.)
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Links
- 229910052751 metal Inorganic materials 0.000 claims description 31
- 239000002184 metal Substances 0.000 claims description 31
- 239000000463 material Substances 0.000 claims description 11
- 239000011149 active material Substances 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000005452 bending Methods 0.000 description 9
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
A rechargeable battery comprises a housing, an electrode subassembly being accommodated in the housing and having a first flat surface, a second flat surface and a connecting part connecting the first flat surface and the second flat surface; and a supporting plate located between the housing and the electrode subassembly, wherein the supporting plate is electrically connected to the electrode subassembly and has a flat part adjacent to and overlapping with either the first flat surface or second flat surface.
Description
Technical field
The disclosure relates to rechargeable battery, and relates more specifically to the rechargeable battery comprising safety device.
Background technology
Different from the primary cell that cannot recharge, rechargeable battery can be re-charged electricity and electric discharge.The rechargeable battery of low capacity is usually used to the small portable electronic device of such as mobile phone, laptop computer and camcorder and so on, and jumbo rechargeable battery is often used as the power supply of the motor driving such as hybrid electric vehicle.
Recently, the large-capacity high-power rechargeable battery of the nonaqueous electrolyte using high-energy-density has been developed.Aforementioned Large Copacity rechargeable battery is formed high capacity cell module, to use Large Copacity rechargeable battery to drive the equipment of the motor such as needed in the electric car of a large amount of electric power and so on by being connected by multiple serial or parallel connections of these rechargeable batteries.Rechargeable battery can be made as has cylindrical shape, prism shape etc.
Rechargeable battery comprises: comprise the electrode assemblie of positive electrode and negative electrode and the dividing plate between positive electrode and negative electrode, have the housing in the space of electrodes assembly, for closing and the cover plate of seal casinghousing, and is electrically connected to electrode assemblie and protrudes from the terminal outside housing by cover plate.
If rechargeable battery is pierced through by the conduction exotic of such as nail, awl etc., then may be short-circuited at inside battery.Short circuit can make the temperature of rechargeable battery inside sharply raise, and causes the danger sparkling or explode.
Disclosed in background parts, above information is only for strengthening the understanding of the background to described technology, and therefore it can comprise the information not forming this domestic prior art known to persons of ordinary skill in the art.
Summary of the invention
Exemplary embodiment of the present invention provides a kind of rechargeable battery with the fail safe of improvement.
According to one embodiment of present invention, a kind of rechargeable battery is provided, comprises: housing; Electrode assemblie, is contained in described housing, and has the first substantially flat surface, the second substantially flat surface and connect the coupling part on described first substantially flat surface and described second substantially flat surface; And supporting bracket, between described housing and described electrode assemblie, wherein said supporting bracket is electrically coupled to described electrode assemblie, and has the substantially flat part adjacent and overlapping with a cardinal principle in described first substantially flat surface and described second substantially flat surface.
In one embodiment, dielectric film is between described supporting bracket and described electrode assemblie.In addition, described electrode assemblie can comprise the first electrode, the second electrode and the dividing plate between described first electrode and described second electrode, wherein said first electrode has the area of application being coated with active material and the uncoated areas not having active material, and wherein said supporting bracket is electrically coupled to described first electrode at described uncoated areas place.
In one embodiment, described supporting bracket has the outer corner surface substantially corresponding with the corner area of described first electrode, and the attaching surface substantially corresponding with the uncoated areas of described first electrode.In one embodiment, described supporting bracket and described first electrode comprise identical material, and in another embodiment, described second electrode and described housing comprise identical material.
In one embodiment, described rechargeable battery comprises another supporting bracket between described housing and described electrode assemblie further, another supporting bracket wherein said is electrically coupled to described electrode assemblie, and has and another the substantially overlapping substantially flat part in described first substantially flat surface and described second substantially flat surface.In one embodiment, described supporting bracket does not cover the described coupling part of described electrode assemblie.
Accompanying drawing explanation
Fig. 1 provides the perspective view of rechargeable battery according to a first embodiment of the present invention.
Fig. 2 is the sectional view of the rechargeable battery along the II-II line intercepting in Fig. 1.
Fig. 3 is the decomposition diagram that electrode assemblie according to a first embodiment of the present invention and metal profile are shown.
Fig. 4 is the horizontal sectional view of the component shown in Fig. 3 when being combined.
Fig. 5 is the horizontal sectional view being attached to the metal profile of electrode assemblie illustrated according to a second embodiment of the present invention.
Represent the description of the Reference numeral of main element in the accompanying drawings:
100: rechargeable battery 10: electrode assemblie
10a: flat surfaces 10b: coupling part
11: positive electrode 12: negative electrode
11a: positive uncoated areas 12a: negative uncoated areas
13: dividing plate 20: cap assemblies
21: plus end 22: negative terminal
21a, 22a: terminal flange 24: packing ring
25: liner 26: insulating component
27: electrolyte injection opening 29: nut
30: cover plate 32: lead member
34: housing 38: seal cover
39: exhaust component 39a: recess
40: metal profile 41,61,71: planar section
42,62,72: bending sloping portion 43,63,73: bonding part
45,65,75: dielectric film 60: the first metal profile
70: the second metal profile
Embodiment
More fully the disclosure is described below with reference to accompanying drawing, exemplary embodiment of the present disclosure shown in accompanying drawing.Persons of ordinary skill in the art will recognize that and can modify to described embodiment in many ways when not exceeding spirit or scope of the present disclosure.In the specification and illustrated in the drawings, identical Reference numeral represents identical element.
Fig. 1 is the perspective view of the rechargeable battery according to the first embodiment, and Fig. 2 is the sectional view of the rechargeable battery that II-II along the line intercepts.
See Fig. 1 and Fig. 2, rechargeable battery 100 according to a first embodiment of the present invention comprise made by winding positive electrode 11 and negative electrode 12 and the dividing plate between positive electrode 11 and negative electrode 12 13 electrode assemblie 10, hold electrodes assembly 10 housing 34, and the cap assemblies 20 combined with housing 34.
According to the first embodiment of the present invention, rechargeable battery 100 will be illustrated as square lithium ion secondary battery.But the disclosure of the embodiment of the present invention is not limited thereto, but the such as multiple battery such as lithium polymer battery, cylindrical battery type can be applied to.
Positive electrode 11 and negative electrode 12 can comprise and apply the collector be made up of thin metal foil plate and the area of application prepared and the uncoated areas 11a not applying active material and 12a with active material.
Positive uncoated areas 11a is formed in positive electrode 11 one end place along its length, and negative uncoated areas 12a is formed in negative electrode 12 other end place along its length.Next, positive electrode 11 and negative electrode 12 and between as the dividing plate 13 of insulator by spiral wound.In addition, can by the bundling article of the shape for support electrode assembly 10 (finishing tape) from external support electrode assemblie 10.By carrying out extruding shape electrode assemblie 10 being made approximate plate after winding.Electrode assemblie 10 has two substantially flat surface 10a and connects the coupling part 10b on two substantially flat surfaces, as shown in Figure 3.
But the disclosure is not limited thereto, but can comprise by the multiple positive electrode of lamination and negative electrode and dividing plate therebetween and the electrode assemblie 10 prepared.
Housing 34 has roughly rectangular shape, and has opening in side.Cap assemblies 20 comprises the cover plate 30, outstanding and be electrically connected to the plus end 21, outstanding and be electrically connected to the negative terminal 22 of negative electrode from cover plate 30 of positive electrode 11 from cover plate 30 of the opening of covering shell 34, and is equipped with the exhaust component 39 of the recess 39a that can break according to predetermined internal pressure.
Cover plate 30 is made up of thin plate, and comprises the electrolyte injection opening 27 for injecting electrolyte solution and the seal cover 38 for hermetic electrolyte matter inlet 27 in an example.
For the liner 25 by cover plate 30 and terminal 21 and 22 electric insulation between cover plate 30 and terminal 21 and 22.Terminal 21 and 22 comprises plus end 21 and negative terminal 22.Liner 25 is mounted in terminal hole.In one embodiment, liner 25 is made up of two panels, and places near the top of terminal hole and bottom respectively.According to one embodiment of the invention, one of terminal 21 and 22, such as plus end 21, can be electrically coupled to cover plate 30, and to make one of electrode 11 and 12, such as positive electrode 11, can be electrically coupled to housing 34.
Terminal 21 and 22 has general cylindrical shape, and has the screw thread for attachment nut at excircle.Terminal 21 and 22 may further include between nut 29 and liner 25, for the packing ring 24 of buffering nut 29 with the combined strength of liner 25.In addition, terminal 21 and 22 has and is positioned at bottom for terminal flange 21a and 22a of support terminals 21 and 22.
It is the lower insulating component 26 for insulating between terminal flange 21a and 22a and cover plate 30.Terminal 21 and 22 is inserted in lower insulating component 26.Terminal flange 21a and 22a and the lead member 32 being electrically connected to positive electrode 11 or negative electrode 12 weld together.Terminal flange 21a and 22a and lead member 32 are mounted in the hole formed in the bottom of lower insulating component 26.
In addition, supporting bracket is electrically coupled to electrode assemblie.In one embodiment, supporting bracket is metal profile 40, and metal profile 40 is soldered in negative uncoated areas 12a, with from external support electrode assemblie 10.
Fig. 3 is the decomposition diagram of electrode assemblie according to a first embodiment of the present invention and metal profile.Fig. 4 is the horizontal sectional view of the above-mentioned component shown in Fig. 3 when combining.
See Fig. 3 and Fig. 4, metal profile 40 according to a first embodiment of the present invention comprises in the face of the planar section of front side of electrode assemblie 10 or substantially flat part 41, one end being formed in planar section 41 and bend towards electrode assemblie or turn bending sloping portion or the corner area 42 of an angle towards electrode assemblie, and is formed in the end of bending sloping portion 42 and is electrically connected to bonding part or the attaching surface 43 of negative uncoated areas 12a.According to one embodiment of the invention, the coupling part 10b of metal profile 40 not coated electrode assembly 10.
Metal profile 40 welds together at bonding part 43 place and negative uncoated areas 12a, and is made up of the material identical with negative uncoated areas 12a.According to embodiments of the invention, metal profile 40 is made up of copper or copper alloy.According to one embodiment of the invention, positive electrode 11 can be made up of the material identical with housing 34.
Dielectric film 45 is between planar section 41 and electrode assemblie 10.Dielectric film 45 is attached to planar section 41, and by being made up of the polymeric material not reacting with electrolyte solution, dielectric film 45 prevents electrode assemblie 10 to be electrically connected to planar section 41.
Because the uncoated areas 11a of electrode assemblie 10 and 12a is thinner than the area of application, the position that therefore uncoated areas 11a and 12a meets at uncoated areas 11a and 12a and the area of application of being coated with active material is formed to tilt at a certain angle.Uncoated areas 11a and 12a is welded together respectively, to use low resistance effectively to cancel the electric current wherein accumulated.
Bending sloping portion 42 in metal profile 40 contacts and supports the negative uncoated areas 12a of corner.Because bending sloping portion 42 complys with the profile of electrode assemblie substantially, therefore bonding part 43 is adjacent with electrode assemblie 10, and can easily be soldered to negative uncoated areas 12a.Bonding part 43 is oriented parallel with negative uncoated areas 12a, and is soldered to negative uncoated areas 12a.Therefore, this can prevent negative uncoated areas 12a from shaking due to external impact or vibration or being shifted substantially.
Because negative uncoated areas 12a and lead member 32 weld together, if therefore negative uncoated areas 12a shakes due to external impact or vibration or is shifted, then negative contact between uncoated areas 12a and lead member 32 can be insufficient.But, when bonding part 43 supports negative uncoated areas 12a as in the embodiment of the present invention, can substantially prevent from contacting due to external impact, vibration etc. between negative uncoated areas 12a with lead member 32 insufficient.
When rechargeable battery 100 is pierced through by the conduction exotic of such as nail, awl etc., metal profile 40 can be short-circuited with positive electrode 11, the electric current of release accumulation.In comparative example, metal profile is attached to positive uncoated areas, and whether tested positive uncoated areas is short-circuited with negative electrode.As test result, electrode assemblie is caused to catch fire at the heat of the burst of the position that the supporting bracket being electrically connected to positive electrode contacts with negative electrode.In addition, when not comprising metal profile, as test, in another comparative example, when rechargeable battery is pierced through from outside by nail, awl etc., positive electrode and negative electrode are short-circuited, and produce a lot of heat, cause electrode assemblie 10 to catch fire.
But, when metal profile 40 is connected to negative electrode 12 according to embodiments of the invention and pierces through rechargeable battery 100 due to nail and be short-circuited with the positive electrode 11 of electrode assemblie 10 inside, the electric current of electrode assemblie 10 built up inside can by safe release, and not cause electrode assemblie to catch fire.Positive electrode 11 can be configured to be electrically connected to housing 34, and the metal profile 40 being therefore connected to negative electrode 12 can be short-circuited with the housing 34 being connected to positive electrode 11.
Like this, according to one embodiment of present invention, rechargeable battery 100 likely can be blasted when rechargeable battery 100 is pierced through from outside by exotic, remove the danger of catching fire improve fail safe by release current.
Fig. 5 is the horizontal sectional view being attached to the metal profile of electrode assemblie illustrated according to a second embodiment of the present invention.
See Fig. 5, comprise the first metal profile 60 being attached to electrode assemblie 10 side and the second metal profile 70 being attached to electrode assemblie 10 opposite side according to the rechargeable battery of the embodiment of the present invention.
According to embodiments of the invention, electrode assemblie 10 has the structure identical with the first embodiment, therefore no longer repeats here to illustrate that it describes.
First metal profile 60 comprise the side in the face of electrode assemblie 10 planar section 61, be connected to planar section 61 one end and bend towards electrode assemblie 10 or towards the bending sloping portion of electrode assemblie 10 turn of one angle or corner sloping portion 62, and from the outstanding bonding part 63 of bending sloping portion 62.Planar section 61 can have quadrangle form.In one embodiment, dielectric film 65 is between planar section 61 and electrode assemblie 10.Dielectric film 65 can be made up of polymeric material, and is attached to planar section 61.
In addition, second metal profile 70 comprise the opposite side in the face of electrode assemblie 10 planar section 71, be connected to planar section 71 one end and bend towards electrode assemblie 10 or towards the bending sloping portion of electrode assemblie 10 turn of one angle or corner sloping portion 72, and the bonding part 73 outstanding from bending sloping portion 72 one end.Planar section 71 can have quadrangle form.In one embodiment, dielectric film 75 is between planar section 71 and electrode assemblie 10.Dielectric film 75 can be made up of polymeric material, and is attached to planar section 71.
The bonding part 63 of the first metal profile 60 and the bonding part 73 of the second metal profile 70 are soldered to negative uncoated areas 12a, and are therefore electrically connected to negative electrode 12.
First metal profile 60 is made up of the material identical with negative current collector with the second metal profile 70, is made up specifically of copper or copper alloy.
According to embodiments of the invention, when metal profile 60 and 70 is positioned at the both sides of electrode assemblie 10, even if due to when rechargeable battery is pierced through by awl or similar appliances, the electric current of electrode assemblie 10 inside also can be released when not causing and catching fire or explode, and therefore rechargeable battery can be safer.
Although the exemplary embodiment having combined the reality thought at present describes the present invention, but be to be understood that, the invention is not restricted to the disclosed embodiments, but on the contrary, the invention is intended to contain the various amendment in the spirit and scope of claims and equivalent arrangements.
Claims (9)
1. a rechargeable battery, comprising:
Housing;
Electrode assemblie, is contained in described housing, and has the first flat surfaces, the second flat surfaces and connect the coupling part of described first flat surfaces and described second flat surfaces; And
Supporting bracket, between described housing and described electrode assemblie, wherein said supporting bracket is electrically coupled to described electrode assemblie, and has the flat adjacent and overlapping with in described first flat surfaces and described second flat surfaces;
Dielectric film between described supporting bracket and described electrode assemblie; And
Terminal and described electrode assemblie is electrically coupled to the lead-in wire of described terminal;
Wherein said electrode assemblie comprises the first electrode, the second electrode and the dividing plate between described first electrode and described second electrode,
Wherein said first electrode has the area of application being coated with active material and the uncoated areas not having active material,
Wherein said supporting bracket is electrically coupled to described first electrode at described uncoated areas place;
Wherein said supporting bracket has the outer corner surface corresponding with the corner area of described first electrode, and the attaching surface corresponding with the uncoated areas of described first electrode, and
Wherein said uncoated region contacts described lead-in wire and is supported by described attaching surface.
2. rechargeable battery as claimed in claim 1, wherein said supporting bracket is soldered to described first electrode.
3. rechargeable battery according to claim 1, wherein said supporting bracket and described first electrode comprise identical material.
4. rechargeable battery according to claim 1, wherein said first electrode and described supporting bracket comprise identical material, and described second electrode and described housing comprise identical material.
5. rechargeable battery according to claim 1, wherein said housing is electrically coupled to described second electrode.
6. rechargeable battery according to claim 1, wherein said supporting bracket comprises metal.
7. rechargeable battery according to claim 6, wherein said metal comprises copper or copper alloy.
8. rechargeable battery according to claim 1, comprise another supporting bracket between described housing and described electrode assemblie further, another supporting bracket wherein said is electrically coupled to described electrode assemblie, and has and another the overlapping flat in described first flat surfaces and described second flat surfaces.
9. rechargeable battery according to claim 1, wherein said supporting bracket does not cover the described coupling part of described electrode assemblie.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US26735409P | 2009-12-07 | 2009-12-07 | |
| US61/267,354 | 2009-12-07 | ||
| KR10-2010-0042961 | 2010-05-07 | ||
| KR1020100042961A KR20110123462A (en) | 2010-05-07 | 2010-05-07 | Rechargeable battery |
| US12/959,328 | 2010-12-02 | ||
| US12/959,328 US20110136003A1 (en) | 2009-12-07 | 2010-12-02 | Rechargeable Battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102088106A CN102088106A (en) | 2011-06-08 |
| CN102088106B true CN102088106B (en) | 2015-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010585749.9A Active CN102088106B (en) | 2009-12-07 | 2010-12-07 | Rechargeable battery |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5297441B2 (en) |
| CN (1) | CN102088106B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5852926B2 (en) | 2011-07-01 | 2016-02-03 | 株式会社Ｇｓユアサ | Storage element and spacer |
| EP2774190B1 (en) * | 2011-11-03 | 2020-06-17 | CPS Technology Holdings LLC | Prismatic lithium ion cell with positive polarity rigid container |
| CN103999253A (en) | 2011-11-03 | 2014-08-20 | 约翰逊控制技术有限责任公司 | Prismatic lithium ion cell with positive polarity rigid container |
| US8883332B2 (en) * | 2011-12-09 | 2014-11-11 | Samsung Sdi Co., Ltd. | Rechargeable secondary battery |
| US9627677B2 (en) | 2011-12-23 | 2017-04-18 | Samsung Sdi Co., Ltd. | Rechargeable battery |
| KR101365968B1 (en) * | 2012-02-07 | 2014-02-24 | 주식회사 엘지화학 | Method for Battery Cell of Novel Structure |
| JP5590110B2 (en) * | 2012-12-21 | 2014-09-17 | 株式会社豊田自動織機 | Power storage device |
| KR20140110554A (en) * | 2013-03-08 | 2014-09-17 | 삼성에스디아이 주식회사 | Rechargeable battery |
| KR102177505B1 (en) * | 2014-06-17 | 2020-11-11 | 삼성에스디아이 주식회사 | Rechargeable battery |
| JP6863710B2 (en) | 2015-12-28 | 2021-04-21 | パナソニック株式会社 | Secondary battery |
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| CN1713441A (en) * | 2004-06-23 | 2005-12-28 | 三星Sdi株式会社 | Rechargeable battery |
| CN101290976A (en) * | 2007-04-17 | 2008-10-22 | 株式会社杰士汤浅 | Battery and manufacturing method of the battery |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3200340B2 (en) * | 1994-09-27 | 2001-08-20 | 旭化成株式会社 | Non-aqueous battery |
| JP2003142068A (en) * | 2001-08-24 | 2003-05-16 | Japan Storage Battery Co Ltd | Nonaqueous electrolyte secondary battery |
| JP4288556B2 (en) * | 2002-05-30 | 2009-07-01 | 株式会社ジーエス・ユアサコーポレーション | battery |
| JP4292365B2 (en) * | 2002-05-27 | 2009-07-08 | 株式会社ジーエス・ユアサコーポレーション | battery |
| JP2004111300A (en) * | 2002-09-20 | 2004-04-08 | Japan Storage Battery Co Ltd | Non-aqueous electrolyte secondary battery |
| EP1652245B8 (en) * | 2003-07-11 | 2016-08-24 | LG Chem, Ltd. | Secondary battery with an improved safety |
| KR100627313B1 (en) * | 2004-11-30 | 2006-09-25 | 삼성에스디아이 주식회사 | Secondary battery |
| JP4491747B2 (en) * | 2007-07-23 | 2010-06-30 | トヨタ自動車株式会社 | battery |
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2010
- 2010-12-07 JP JP2010272938A patent/JP5297441B2/en active Active
- 2010-12-07 CN CN201010585749.9A patent/CN102088106B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1713441A (en) * | 2004-06-23 | 2005-12-28 | 三星Sdi株式会社 | Rechargeable battery |
| CN101290976A (en) * | 2007-04-17 | 2008-10-22 | 株式会社杰士汤浅 | Battery and manufacturing method of the battery |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102088106A (en) | 2011-06-08 |
| JP2011119265A (en) | 2011-06-16 |
| JP5297441B2 (en) | 2013-09-25 |
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Owner name: BOSCH GMBH ROBERT Effective date: 20130205 Owner name: SAMSUNG SDI CO., LTD. Free format text: FORMER OWNER: SB LIMOTIVE CO., LTD. Effective date: 20130205 |
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Effective date of registration: 20130205 Address after: Gyeonggi Do, South Korea Applicant after: Samsung SDI Co., Ltd. Applicant after: Robert Bosch GmbH Address before: Gyeonggi Do, South Korea Applicant before: SB LiMotive Co., Ltd. |
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