CN102088106A - Rechargeable battery - Google Patents
Rechargeable battery Download PDFInfo
- Publication number
- CN102088106A CN102088106A CN2010105857499A CN201010585749A CN102088106A CN 102088106 A CN102088106 A CN 102088106A CN 2010105857499 A CN2010105857499 A CN 2010105857499A CN 201010585749 A CN201010585749 A CN 201010585749A CN 102088106 A CN102088106 A CN 102088106A
- Authority
- CN
- China
- Prior art keywords
- electrode
- rechargeable battery
- supporting bracket
- battery according
- electrode assemblie
- 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
- 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
- 238000009825 accumulation Methods 0.000 description 3
- 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
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012856 packing 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
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004070 electrodeposition Methods 0.000 description 1
- 238000005516 engineering process Methods 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
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
Images
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 comprise the rechargeable battery of safety device.
Background technology
Different with the primary cell that can't recharge, rechargeable battery can be recharged and be discharged.The rechargeable battery of low capacity usually is used to the small portable electronic device such as mobile phone, laptop computer and camcorder, and jumbo rechargeable battery is often used as and drives for example power supply of the motor of hybrid vehicle.
Recently, developed the large-capacity high-power rechargeable battery of the nonaqueous electrolyte that uses high-energy-density.Aforementioned big capacity rechargeable battery connects by a plurality of serial or parallel connections with these rechargeable batteries and is formed the high capacity cell module, so that use big capacity rechargeable battery to drive the equipment of motor in the electric car that for example needs a large amount of electric power and so on.Rechargeable battery can be made as has cylindrical shape, prism shape etc.
Prismatic rechargeable battery comprises: comprise the dividing plate between positive electrode and negative electrode and positive electrode and the negative electrode electrode assemblie, have the space of placing electrode assemblie housing, be used to close and the cover plate of seal casinghousing, and be electrically connected to electrode assemblie and protrude in terminal outside the housing by cover plate.
If rechargeable battery is pierced through by the conduction exotic such as nail, awl etc., then may be short-circuited at inside battery.The short circuit meeting sharply raises the rechargeable battery temperature inside, and causes the danger that sparkles or explode.
Disclosed above information only is used to strengthen the understanding to described technique background in background parts, so it can comprise the information that does not constitute this domestic those of ordinary skills' known systems.
Summary of the invention
Exemplary embodiment of the present invention provides a kind of rechargeable battery with improved fail safe.
According to one embodiment of present invention, provide a kind of rechargeable battery, comprising: housing; Electrode assemblie is contained in the described housing, and the coupling part that has the first substantially flat surface, second substantially flat surface and connect described first substantially flat surface and the 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 have with described first substantially flat surface and the described second substantially flat surface in the adjacent and overlapping substantially flat part of a cardinal principle.
In one embodiment, dielectric film is between described supporting bracket and described electrode assemblie.In addition, described electrode assemblie can comprise first electrode, second electrode and the dividing plate between described first electrode and described second electrode, wherein said first electrode has the area of application that is coated with active material and the uncoated areas that does not have 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 have with the corresponding substantially outer corner surface of the corner area of described first electrode and with the uncoated areas cardinal principle corresponding attachment surface of described first electrode.In one embodiment, described supporting bracket and described first electrode comprise identical materials, and in another embodiment, described second electrode and described housing comprise identical materials.
In one embodiment, described rechargeable battery further comprises another supporting bracket between described housing and described electrode assemblie, wherein said another supporting bracket is electrically coupled to described electrode assemblie, and have with described first substantially flat surface and the described second substantially flat surface in the overlapping substantially flat part of another cardinal principle.In one embodiment, described supporting bracket does not cover the described coupling part of described electrode assemblie.
Description of drawings
Fig. 1 provides the perspective view according to the rechargeable battery of first embodiment of the invention.
Fig. 2 is the sectional view along the rechargeable battery of the intercepting of the II-II line among Fig. 1.
Fig. 3 illustrates according to the electrode assemblie of first embodiment of the invention and the decomposition diagram of metal profile.
Fig. 4 is the horizontal sectional view of member when being combined shown in Figure 3.
Fig. 5 is the horizontal sectional view that illustrates according to the metal profile that is attached to electrode assemblie of second embodiment of the 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: curved incline part 43,63,73: bonding part
45,65,75: 60: the first metal profile of dielectric film
70: the second metal profile
Embodiment
Below with reference to accompanying drawing the disclosure is described more fully, exemplary embodiment of the present disclosure shown in the accompanying drawing.Persons of ordinary skill in the art will recognize that and under the situation that does not exceed spirit or scope of the present disclosure, to make amendment to described embodiment in many ways.In specification and accompanying drawing, identical Reference numeral is represented components identical.
Fig. 1 is the perspective view according to the rechargeable battery of first embodiment, and Fig. 2 is the sectional view of the rechargeable battery of II-II intercepting along the line.
Referring to Fig. 1 and Fig. 2, comprise the electrode assemblie of making by coiling positive electrode 11 and negative electrode 12 and the dividing plate 13 between positive electrode 11 and negative electrode 12 10, the housing 34 of hold electrodes assembly 10 according to the rechargeable battery 100 of first embodiment of the invention, and with the cap assemblies 20 of housing 34 combinations.
According to the first embodiment of the present invention, rechargeable battery 100 will be illustrated as the square lithium ion secondary battery.Yet the disclosure of the embodiment of the invention is not limited thereto, but can be applied to such as multiple battery types such as lithium polymer battery, cylindrical batteries.
Positive uncoated areas 11a is formed on positive electrode 11 an end place along its length, and negative uncoated areas 12a is formed on negative electrode 12 other end place along its length.Next, positive electrode 11 and negative electrode 12 and between the two as the dividing plate 13 of insulator by spiral wound.In addition, can be by the end band (finishing tape) of the shape that is used for support electrode assembly 10 from external support electrode assemblie 10.By after reeling, pushing the shape of electrode assemblie 10 being made approximate plate.The coupling part 10b that electrode assemblie 10 has two substantially flat surface 10a and connects two substantially flat surfaces, as shown in Figure 3.
Yet the disclosure is not limited thereto, but can comprise the electrode assemblie 10 for preparing by a plurality of positive electrodes of lamination and negative electrode and the dividing plate between the two.
Be to be used between cover plate 30 and terminal 21 and 22 with the liner 25 of cover plate 30 with terminal 21 and 22 electric insulations.Terminal 21 and 22 comprises plus end 21 and negative terminal 22.Liner 25 is mounted in the terminal hole.In one embodiment, liner 25 is made by two, and places near the top and the bottom of terminal hole respectively.According to one embodiment of the invention, terminal 21 and one of 22, for example plus end 21, can be electrically coupled to cover plate 30, so that one of electrode 11 and 12, for example positive electrode 11, can be electrically coupled to housing 34.
It between terminal flange 21a and 22a and the cover plate 30 the following insulating component 26 that is used to insulate.Terminal 21 and 22 is inserted into down in the insulating component 26. Terminal flange 21a and 22a and be electrically connected to positive electrode 11 or the lead member 32 of negative electrode 12 welds together. Terminal flange 21a and 22a and lead member 32 are mounted in the hole that the bottom of insulating component 26 forms down.
In addition, supporting bracket is electrically coupled to electrode assemblie.In one embodiment, supporting bracket is a metal profile 40, and metal profile 40 is soldered among the negative uncoated areas 12a, with from external support electrode assemblie 10.
Fig. 3 is according to the electrode assemblie of first embodiment of the invention and the decomposition diagram of metal profile.Fig. 4 is the horizontal sectional view of above-mentioned member when combination shown in Figure 3.
Referring to Fig. 3 and Fig. 4, comprise planar section or substantially flat part 41, be formed on an end of planar section 41 and bend towards electrode assemblie or change the curved incline part or the corner area 42 of an angle according to the metal profile 40 of first embodiment of the invention, and be formed on the end of curved incline part 42 and be electrically connected to bonding part or the attaching surface 43 of negative uncoated areas 12a towards electrode assemblie in the face of the front side of electrode assemblie 10.According to one embodiment of the invention, metal profile 40 is the coupling part 10b of coated electrode assembly 10 not.
43 places and negative uncoated areas 12a weld together metal profile 40 in the bonding part, and by making with negative uncoated areas 12a identical materials.According to embodiments of the invention, metal profile 40 is made by copper or copper alloy.According to one embodiment of the invention, positive electrode 11 can be by making with housing 34 identical materials.
Because the uncoated areas 11a and the 12a of electrode assemblie 10 are thinner than the area of application, so uncoated areas 11a and 12a are formed inclination at a certain angle at uncoated areas 11a and 12a with the position that the area of application that is coated with active material meets. Uncoated areas 11a and 12a are welded together respectively, so that use low resistance to cancel the wherein electric current of accumulation effectively.
Curved incline part 42 contacts in the metal profile 40 and the negative uncoated areas 12a of support corner.Because curved incline part 42 is comply with the profile of electrode assemblie substantially, so 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 basically that negative uncoated areas 12a from shaking owing to external impact or vibration or be shifted.
Because negative uncoated areas 12a welds together with lead member 32, if therefore negative uncoated areas 12a shakes owing to external impact or vibration or is shifted, then bear between uncoated areas 12a and the lead member 32 to contact meeting insufficient.Yet, when supporting negative uncoated areas 12a bonding part 43 is in the embodiment of the invention, can prevent basically between negative uncoated areas 12a and the lead member 32 owing to external impact, vibration etc. contacts insufficient.
When rechargeable battery 100 was pierced through by the conduction exotic such as nail, awl etc., metal profile 40 can be short-circuited with positive electrode 11, discharged the electric current of 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, cause electrode assemblie to catch fire at the heat of the burst at supporting bracket that is electrically connected to positive electrode and negative electrode position contacting place.In addition, when not comprising metal profile, as test, in another comparative example, when rechargeable battery by nail, awl etc. when pierce through the outside, positive electrode and negative electrode are short-circuited, and produce a lot of heat, cause electrode assemblie 10 to catch fire.
Yet, when metal profile 40 is connected to negative electrode 12 according to embodiments of the invention and is short-circuited with the positive electrode 11 of electrode assemblie 10 inside because nail pierces through rechargeable battery 100, the electric currents of the inner accumulation of electrode assemblie 10 can be by safe release, and does not cause that electrode assemblie catches fire.Positive electrode 11 can be configured to be electrically connected to housing 34, and the metal profile 40 that therefore is connected to negative electrode 12 can be short-circuited with the housing 34 that is connected to positive electrode 11.
Like this, according to one embodiment of present invention, rechargeable battery 100 can improve fail safe thereby remove the danger of catching fire by release current under the situation that rechargeable battery 100 might be blasted when pierce through the outside by exotic.
Fig. 5 is the horizontal sectional view that illustrates according to the metal profile that is attached to electrode assemblie of second embodiment of the invention.
Referring to Fig. 5, comprise first metal profile 60 that is attached to electrode assemblie 10 1 sides and second metal profile 70 that is attached to electrode assemblie 10 opposite sides according to the rechargeable battery of the embodiment of the invention.
According to embodiments of the invention, electrode assemblie 10 has the structure identical with first embodiment, therefore no longer repeats to illustrate its description here.
In addition, second metal profile 70 comprises planar section 71 in the face of the opposite side of electrode assemblie 10, be connected to planar section 71 1 ends and bend towards electrode assemblie 10 or change the curved incline part or the corner sloping portion 72 of an angle towards electrode assemblie 10, and from bonding part 73 that curved incline part 72 1 distal process go out.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 by polymeric material, and is attached to planar section 71.
The bonding part 63 of first metal profile 60 and the bonding part 73 of second metal profile 70 are soldered to negative uncoated areas 12a, and therefore are electrically connected to negative electrode 12.
According to embodiments of the invention, when metal profile 60 and 70 is positioned at the both sides of electrode assemblie 10, even because when rechargeable battery is pierced through by awl or similar appliances, the electric current of electrode assemblie 10 inside also can be released not causing under the situation of catching fire or exploding, so rechargeable battery can be safer.
Although described the present invention in conjunction with the exemplary embodiment of the present reality of thinking, 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 interior various modifications and the equivalent arrangements of spirit and scope of claims.
Claims (13)
1. rechargeable battery comprises:
Housing;
Electrode assemblie is contained in the described housing, and the coupling part that has first flat surfaces, second flat surfaces and connect 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 have with described first flat surfaces and described second flat surfaces in an adjacent and overlapping flat.
2. rechargeable battery according to claim 1 further comprises the dielectric film between described supporting bracket and described electrode assemblie.
3. rechargeable battery according to claim 1, wherein said electrode assemblie comprises first electrode, second electrode and the dividing plate between described first electrode and described second electrode, wherein said first electrode has the area of application that is coated with active material and the uncoated areas that does not have active material, and wherein said supporting bracket is electrically coupled to described first electrode at described uncoated areas place.
4. rechargeable battery as claimed in claim 3, wherein said supporting bracket are soldered to described first electrode.
5. rechargeable battery according to claim 3, wherein said supporting bracket have the outer corner surface corresponding with the corner area of described first electrode and with the uncoated areas corresponding attachment surface of described first electrode.
6. rechargeable battery according to claim 3, wherein said supporting bracket and described first electrode comprise identical materials.
7. rechargeable battery according to claim 3, wherein said first electrode and described supporting bracket comprise identical materials, and described second electrode and described housing comprise identical materials.
8. rechargeable battery according to claim 3, wherein said housing are electrically coupled to described second electrode.
9. rechargeable battery according to claim 1, wherein said supporting bracket comprises metal.
10. rechargeable battery according to claim 9, wherein said metal comprises copper or copper alloy.
11. rechargeable battery according to claim 1 further comprises terminal and described electrode assemblie is electrically coupled to the lead-in wire of described terminal.
12. rechargeable battery according to claim 1, further comprise another supporting bracket between described housing and described electrode assemblie, wherein said another supporting bracket is electrically coupled to described electrode assemblie, and have with described first flat surfaces and described second flat surfaces in another overlapping flat.
13. rechargeable battery according to claim 1, wherein said supporting bracket do 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 true CN102088106A (en) | 2011-06-08 |
| CN102088106B CN102088106B (en) | 2015-04-08 |
Family
ID=44099796
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) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103165852A (en) * | 2011-12-09 | 2013-06-19 | 三星Sdi株式会社 | Battery |
| CN103988335A (en) * | 2012-02-07 | 2014-08-13 | 株式会社Lg化学 | Manufacturing method for battery cells having novel structure |
| CN104037381A (en) * | 2013-03-08 | 2014-09-10 | 三星Sdi株式会社 | Rechargeable battery |
| CN105322210A (en) * | 2014-06-17 | 2016-02-10 | 三星Sdi株式会社 | Rechargeable battery |
| CN110224087A (en) * | 2011-11-03 | 2019-09-10 | Cps科技控股有限公司 | Prismatic lithium ion battery cell with positive polarity rigid container |
| US11374293B2 (en) | 2011-11-03 | 2022-06-28 | Cps Technology Holdings Llc | Prismatic lithium ion cell with positive polarity rigid container |
Families Citing this family (4)
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| JP5852926B2 (en) | 2011-07-01 | 2016-02-03 | 株式会社Ｇｓユアサ | Storage element and spacer |
| US9627677B2 (en) | 2011-12-23 | 2017-04-18 | Samsung Sdi Co., Ltd. | Rechargeable battery |
| JP5590110B2 (en) * | 2012-12-21 | 2014-09-17 | 株式会社豊田自動織機 | Power storage device |
| JP6863710B2 (en) | 2015-12-28 | 2021-04-21 | パナソニック株式会社 | Secondary battery |
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| 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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| 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 |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110224087A (en) * | 2011-11-03 | 2019-09-10 | Cps科技控股有限公司 | Prismatic lithium ion battery cell with positive polarity rigid container |
| US11374293B2 (en) | 2011-11-03 | 2022-06-28 | Cps Technology Holdings Llc | Prismatic lithium ion cell with positive polarity rigid container |
| CN103165852A (en) * | 2011-12-09 | 2013-06-19 | 三星Sdi株式会社 | Battery |
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| CN103988335A (en) * | 2012-02-07 | 2014-08-13 | 株式会社Lg化学 | Manufacturing method for battery cells having novel structure |
| CN103988335B (en) * | 2012-02-07 | 2016-08-17 | 株式会社Lg化学 | For the method manufacturing the battery unit of novel structure |
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| CN105322210A (en) * | 2014-06-17 | 2016-02-10 | 三星Sdi株式会社 | Rechargeable battery |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2011119265A (en) | 2011-06-16 |
| CN102088106B (en) | 2015-04-08 |
| 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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