CN104659301A - Rechargeable battery tray - Google Patents
Rechargeable battery tray Download PDFInfo
- Publication number
- CN104659301A CN104659301A CN201410641883.4A CN201410641883A CN104659301A CN 104659301 A CN104659301 A CN 104659301A CN 201410641883 A CN201410641883 A CN 201410641883A CN 104659301 A CN104659301 A CN 104659301A
- Authority
- CN
- China
- Prior art keywords
- tray
- battery
- inner pallet
- hole
- battery unit
- 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
-
- 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
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/46—Accumulators structurally combined with charging apparatus
-
- 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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Mounting, Suspending (AREA)
- Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
Abstract
The example embodiment of the present invention provides a battery tray preventing a plurality of accepted batteries from rising. The battery tray according to the example embodiment of the present invention comprises an inner tray, wherein the electrode terminals at the side parts of the battery units penetrate the inner tray by accepting a plurality of battery units; and a bottom tray, wherein the electrode terminals at the side parts of the battery units are supported by accepting the inner tray and using the electrode terminals to penetrate the bottom tray.
Description
Technical field
The present invention relates to a kind of battery tray of the battery unit for having activated spiral winding processes and packaging technology used in the charging and discharging process of battery unit.
Background technology
The battery unit manufacturing process of rechargeable battery comprises screw winding negative pole, positive pole and dividing plate to form the spiral winding processes of electrode assemblie and to be inserted into by the electrode assemblie of screw winding in housing and to assemble the packaging technology of cover plate.
When the assembling of rechargeable battery completes, perform the charging and discharging process of activated batteries unit.Use battery tray performs the charging and discharging to multiple rechargeable battery cells in single technique.
Such as, battery tray is formed by manufacturing insert member and distance piece dividually with bottom tray and insert member and distance piece are assembled into bottom tray.Owing to employing insert member and distance piece, the precision of battery tray is low, and the installation of rechargeable battery cells is difficult.
Because the precision of battery tray is low, so produce the outside flaw of rechargeable battery, the cut of such as rechargeable battery cells or fracture (chopping), or the cohesive process failure of rechargeable battery cells, need continually thus to do over again.
Form differently insert member and distance piece according to the type of rechargeable battery cells, thus when changing the kind of rechargeable battery cells when integrally manufacturing bottom tray, insert member and distance piece, whole battery tray must be replaced.Therefore, the wasting of resources and cost increase can be produced.
Above information disclosed in this background technology part is only for strengthening the understanding to background technology of the present invention, and therefore it may comprise the information not forming the prior art that those of ordinary skill in the art have known home.
Summary of the invention
Exemplary embodiment of the present invention provides a kind of battery tray formed by the inner pallet holding multiple battery unit is assembled into bottom tray.Present invention also offers a kind of battery tray preventing the battery unit of multiple accommodation from raising from bottom tray.
Battery tray comprises according to an exemplary embodiment of the present invention: inner pallet, by holding multiple battery unit, makes the electrode terminal being positioned at battery unit sidepiece run through inner pallet; And bottom tray, by holding inner pallet and making electrode terminal run through bottom tray to support the electrode terminal being positioned at battery unit sidepiece.
Inner pallet can comprise: bottom first, forms the first through hole installing battery unit; And edge part, be formed in the sidepiece place bottom first with predetermined height.
Bottom tray can comprise: bottom second, forms the second through hole, the second through hole at least partially in the face of the first through hole; And sidewall, be formed into the sidepiece bottom second vertically with predetermined height, with in the face of edge part.
The outer surface of the edge part of inner pallet can be separated with the inner surface of the sidewall of bottom tray.
Edge part place bottom first of inner pallet can have and is greater than 0 degree and the inclination angle being less than 5 degree.
First through hole of inner pallet can comprise: joint portion, side, and bottom first, place is corresponding with the thickness of battery unit has predetermined height simultaneously, and is formed corresponding with the width of battery unit, to combine and the both sides of support cells unit; And lower joint portion, connection side joint portion on the Width of battery unit, in conjunction with and the downside of support cells unit.
Second through hole of bottom tray can be formed in pairs, with the second through hole making the positive terminal of battery unit and negative terminal run through bottom tray independently.
Bottom tray second bottom can comprise in conjunction with projection, be describedly formed as being projected into the outside of the second through hole in conjunction with projection and be attached to the groove of the lower joint portion of inner pallet.
Inner pallet and bottom tray can be formed by fire-retardant acrylonitrile butadiene styrene (ABS) resin.Inner pallet and bottom tray can be shaping by vacuum injection molding.
Exemplary embodiment of the present provides battery tray, and wherein, while inner pallet holds multiple battery unit and bottom tray holds inner pallet, electrode terminal runs through battery tray and arrives bottom tray outside.
Therefore, if the type change of battery unit, so only replace inner pallet, thus can stock number be reduced and reduce costs.In addition, the electrode terminal being positioned at battery unit sidepiece runs through inner pallet and is supported by bottom tray, thus prevents battery unit from raising from bottom tray.
Accompanying drawing explanation
Fig. 1 is the perspective view of battery tray according to an exemplary embodiment of the present invention.
Fig. 2 is the fragmentary top plan view of the inner pallet of Fig. 1.
Fig. 3 is the perspective view of the bottom tray (base tray) in battery tray.
Fig. 4 is the perspective view of the part A of the bottom tray of Fig. 3.
Fig. 5 A is that battery unit is assembled into the cutaway view of the state of battery tray according to an exemplary embodiment of the present invention, and Fig. 5 B is the view sub-anatomy of the battery unit shown in Fig. 5 A and battery tray.
Fig. 6 is the cutaway view intercepted along the VI-VI line of Fig. 5 A.
Fig. 7 is the cutaway view intercepted along the VII-VII line of Fig. 2.
Embodiment
More fully the present invention is described with reference to the accompanying drawings hereinafter, exemplary embodiment of the present invention shown in the drawings.As the skilled person will recognize, when all do not depart from the spirit or scope of the present invention, can in a variety of ways to describe embodiment modify.Accompanying drawing and description will be considered to be illustrative and nonrestrictive in essence.In whole specification, same Reference numeral indicates same element.
Fig. 1 is the perspective view of battery tray according to an exemplary embodiment of the present invention, and Fig. 2 is the fragmentary top plan view of the inner pallet of Fig. 1.Fig. 3 is the perspective view of the bottom tray in battery tray, and Fig. 4 is the perspective view of the part A of the bottom tray of Fig. 3.
Referring to figs. 1 through Fig. 4, comprise inner pallet 10 and bottom tray 20 according to the battery tray of exemplary embodiment.Inner pallet 10 is constructed to hold multiple battery unit 30 (with reference to Fig. 5 A, Fig. 5 B and Fig. 6) and run through by the electrode terminal 31 being positioned at its sidepiece, and bottom tray 20 is constructed to the support when holding inner pallet 10 and is positioned at the electrode terminal 31 of battery unit 30 sidepiece run through and is run through by electrode terminal 31.When performing charging and discharging process, the electrode terminal 31 run through is electrically connected to charging and discharging device (not shown).
That is, battery unit 30 is contained in inner pallet 10 place at bottom tray 20 place by battery tray, thus performs the charging and discharging process of battery unit 30 being carried out to charging and discharging, to activate the battery unit 30 assembled completely.
Inner pallet 10 defines the near cubic space being opened for bottom first 11 and edge part 12.Bottom first, 11 comprise the first through hole 13, and to hold multiple battery unit 30, battery unit 30 is inserted in the first through hole 13, and a part for electrode terminal 31 runs through the first through hole 13 at sidepiece.Edge part 12 is formed in all four sides place of bottom first 11 with predetermined height, thus the rigidity of setting inner pallet 10.
Bottom tray 20 comprise second bottom 21 and sidewall 22, when holding inner pallet 10, bottom second 21 and sidewall 22 with bottom first 11 and edge part 12 corresponding.Sidewall 22 sets the outer perimeter near cubic space, to make bottom second partially opening above in the of 21.Bottom second 21 comprise the second through hole 23, second through hole 23 at least partially bottom first 11 the first through hole 13.
Bottom second, 21 support electrode terminal 31, second through hole 23 being arranged in the sidepiece of the battery unit 30 being inserted into the first through hole 13 and are run through by electrode terminal 31, thus electrode terminal 31 is exposed to the outside of bottom tray 20.That is, stop and support cells unit 30 under 21 states extended through in the second through hole 23 at electrode terminal 31 bottom second.Sidewall 22 is formed in all four sides place of bottom second 21 vertically with predetermined height, sets the outer perimeter of cubic space thus.
Fig. 5 A is that battery unit 30 is assembled into the cutaway view of the state of battery tray according to an exemplary embodiment of the present invention, and Fig. 5 B is the view sub-anatomy of the battery unit shown in Fig. 5 A and battery tray, and Fig. 6 is the cutaway view intercepted along the VI-VI line of Fig. 5 A.With reference to Fig. 5 A, Fig. 5 B and Fig. 6, in order to perform the object of the charging and discharging process of activated batteries unit 30, the inner pallet 10 holding battery unit 30 to be placed in bottom tray 20 and to be attached to bottom tray 20.
When inner pallet 10 is attached to bottom tray 20, the inner surface of the outer surface of the edge part 12 of inner pallet 10 and the sidewall 22 of bottom tray 20 separates interval G.Interval G eliminates the interference of bottom tray 20 and inner pallet 10, and inner pallet 10 is easily inserted in bottom tray 20.
In addition, the edge part 12 of inner pallet 10 11 places bottom first have the inclination angle (θ) being greater than 0 degree and being less than 5 degree.When inner pallet 10 is inserted in bottom tray 20, inclination angle (θ) guides inner pallet 10 reposefully in the inside of bottom tray 20 during initial insertion.
Fig. 7 is the cutaway view intercepted along the VII-VII line of Fig. 2.With reference to Fig. 5 A to Fig. 7, the first through hole 13 of inner pallet 10 comprises joint portion, side 131 and lower joint portion 132.
It is corresponding with the thickness T of battery unit 30 and the width W of battery unit 30 and have predetermined height that joint portion, side 131 is formed as 11 places bottom first, combines thus and both sides on the Width of support cells unit 30.When inserting battery unit 30, the both sides on the Width of battery unit 30 are guided by joint portion, side 131 and are combined (with reference to Fig. 6) by joint portion, side 131.
Lower joint portion 132 is connection side joint portion 131 on the Width of battery unit 30, to combine and the downside of support cells unit 30.When completing the insertion of battery unit 30, the both sides on the thickness direction of the downside of battery unit 30 are combined (with reference to Fig. 5 A and Fig. 5 B) by lower joint portion 132.
Namely, to insert and the both sides be arranged on the Width of the battery unit 30 in the first through hole 13 of inner pallet 10 are combined by joint portion, side 131 and supported by joint portion, side 131, and two surfaces on the thickness direction of battery unit 30 are combined by lower joint portion 132 at electrode terminal 31 side place and are supported by lower joint portion 132.
Lower joint portion 132 is only formed in the part place of the downside in the whole altitude range of joint portion, side 131, with connection side joint portion 131.Be inserted into battery unit 30 in the first through hole 13 not produce with lower joint portion 132 during initial insertion and rub, only produce with joint portion, side 131 and rub, and when the later stage inserts and lower joint portion 132 and joint portion, side 131 produce and rub.
Therefore, the update of battery unit 30 is easy.
Now, electrode terminal 31 passes the second through hole 23 of bottom tray 20 after the first through hole 13 through inner pallet 10.That is, electrode terminal 31 be projected into bottom tray 20 second bottom 21 outside, thus under being arranged on and can performing charging and discharging status of processes.
In bottom tray 20, the second through hole 23 is formed in pairs, runs through independently to make the positive terminal of battery unit 30 and negative terminal 31.Under the state that electrode terminal 31 runs through the first through hole 13 and the second through hole 23, the electrode terminal 31 being positioned at the sidepiece of battery unit 30 is by 21 supporting bottom second of bottom tray 20.
Battery unit 30 by 21 contacting and by 21 supporting bottom second of bottom tray 20 bottom first through hole 13 and second of bottom tray 20 of inner pallet 10, thus prevents battery unit 30 from raising from bottom tray 20.
On the other hand, with reference to Fig. 3 to Fig. 5 A and Fig. 5 B, in bottom tray 20, bottom second, 21 are also included in the protruding outside in conjunction with projection 24 of the second through hole 23.The groove 133 of the lower joint portion 132 of inner pallet 10 is attached in conjunction with projection 24.
That is, battery unit 30 is attached to inner pallet 10, and inner pallet 10 can maintain the state being attached to bottom tray 20.Now, inner pallet 10 first bottom 11 maintain inner pallet 10 first bottom 11 close contact bottom trays 20 second bottom 21 state under.
In addition, inner pallet 10 and bottom tray 20 can be formed by fire-retardant acrylonitrile butadiene styrene (ABS) resin.When battery unit 30 is inserted in the first through hole 13 of inner pallet 10, because ABS resin has excellent slip characteristic, the both sides on the Width of therefore battery unit 30 are directed, and the insertion of battery unit 30 and be fixedly easy.
Inner pallet 10 and bottom tray 20 can be formed by vacuum injection molding.In vacuum injection molding technique, directly can not inject through hole, thus can make ledge to be shaped to bottom from first 11 and second bottom 21 outstanding after cut away ledge by cutting technique and form the first through hole 13 of inner pallet 10 and the second through hole 23 of bottom tray 20.
Battery unit 30 shown in Fig. 5 A, Fig. 5 B and Fig. 6 is bag type rechargeable batteries, but the battery tray of this exemplary embodiment also can be used in the charging and discharging process of prismatic rechargeable battery.Eliminate the detailed description of bag type rechargeable battery and prismatic rechargeable battery.
Although the content having combined the exemplary embodiment being considered to actual at present describes the present invention, but it should be understood that, the invention is not restricted to the disclosed embodiments, but on the contrary, intention covers the various amendment and equivalent arrangements that are included in the spirit and scope of claim.
The description > of < Reference numeral
10: bottom inner pallet 11: the first
12: edge part 13: the first through hole
20: bottom bottom tray 21: the second
22: sidewall 23: the second through hole
24: in conjunction with projection 30: battery unit
31: electrode terminal 131: joint portion, side
132: lower joint portion G: interval
T: thickness W: width
θ: inclination angle
Claims (10)
1. a battery tray, described battery tray comprises:
Inner pallet, by holding multiple battery unit, makes the electrode terminal being positioned at battery unit sidepiece run through inner pallet; And
Bottom tray, by holding inner pallet and making electrode terminal run through bottom tray to support the electrode terminal being positioned at battery unit sidepiece.
2. battery tray as claimed in claim 1, wherein, inner pallet comprises:
Bottom first, form the first through hole installing battery unit; And
Edge part, is formed in the sidepiece place bottom first with predetermined height.
3. battery tray as claimed in claim 2, wherein, bottom tray comprises:
Bottom second, form the second through hole, the second through hole at least partially in the face of the first through hole; And
Sidewall, is formed into the sidepiece bottom second vertically with predetermined height, with in the face of edge part.
4. battery tray as claimed in claim 3, wherein, the inner surface of the outer surface of the edge part of inner pallet and the sidewall of bottom tray is separated.
5. battery tray as claimed in claim 3, wherein, edge part place bottom first of inner pallet has and is greater than 0 degree and the inclination angle being less than 5 degree.
6. battery tray as claimed in claim 3, wherein, the first through hole of inner pallet comprises:
Joint portion, side, bottom first, place is corresponding with the thickness of battery unit has predetermined height simultaneously, and is formed corresponding with the width of battery unit, to combine and the both sides of support cells unit; And
Lower joint portion, connection side joint portion on the Width of battery unit, in conjunction with and the downside of support cells unit.
7. battery tray as claimed in claim 6, wherein, the second through hole of bottom tray is formed in pairs, with the second through hole making the positive terminal of battery unit and negative terminal run through bottom tray independently.
8. battery tray as claimed in claim 7, wherein, bottom tray second bottom comprise in conjunction with projection, be describedly formed as being projected into the outside of the second through hole in conjunction with projection and be attached to the groove of the lower joint portion of inner pallet.
9. battery tray as claimed in claim 1, wherein, inner pallet and bottom tray are formed by fire-retardant acrylonitrile butadiene styrene resin.
10. battery tray as claimed in claim 1, wherein, inner pallet and bottom tray shaping by vacuum injection molding.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2013-0141422 | 2013-11-20 | ||
| KR1020130141422A KR102108276B1 (en) | 2013-11-20 | 2013-11-20 | Rechargeable battery tray |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104659301A true CN104659301A (en) | 2015-05-27 |
| CN104659301B CN104659301B (en) | 2019-05-28 |
Family
ID=53250188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410641883.4A Active CN104659301B (en) | 2013-11-20 | 2014-11-11 | Rechargeable battery pallet |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR102108276B1 (en) |
| CN (1) | CN104659301B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102392449B1 (en) * | 2018-02-06 | 2022-04-29 | 주식회사 엘지에너지솔루션 | Modular tray for secondary battery cell |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010104537A (en) * | 2000-05-15 | 2001-11-26 | 신동희 | Jig for testing a thin secondary battery |
| CN1329374A (en) * | 2000-06-14 | 2002-01-02 | 三星Sdi株式会社 | Battery charging and discharging system |
| CN101168392A (en) * | 2006-10-23 | 2008-04-30 | 日立麦克赛尔株式会社 | Battery tray and method for manufacturing battery using the same |
| CN103346277A (en) * | 2013-06-28 | 2013-10-09 | 无锡麻德克斯精机有限公司 | Tray for battery formation |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002231320A (en) * | 2001-01-31 | 2002-08-16 | Sony Corp | Tray for battery |
| JP2002298806A (en) * | 2001-03-29 | 2002-10-11 | Tdk Corp | Battery tray, method for manufacturing battery and method for manufacturing secondary battery |
| JP2003045390A (en) * | 2001-08-02 | 2003-02-14 | Sony Corp | Battery housing tray |
| KR100406797B1 (en) * | 2002-01-09 | 2003-11-21 | 삼성에스디아이 주식회사 | Tray for charging and discharging battery |
| KR101219279B1 (en) * | 2008-10-22 | 2013-01-08 | 주식회사 엘지화학 | Battery Cell Mounting Apparatus of Novel Structure |
-
2013
- 2013-11-20 KR KR1020130141422A patent/KR102108276B1/en active IP Right Grant
-
2014
- 2014-11-11 CN CN201410641883.4A patent/CN104659301B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010104537A (en) * | 2000-05-15 | 2001-11-26 | 신동희 | Jig for testing a thin secondary battery |
| CN1329374A (en) * | 2000-06-14 | 2002-01-02 | 三星Sdi株式会社 | Battery charging and discharging system |
| CN101168392A (en) * | 2006-10-23 | 2008-04-30 | 日立麦克赛尔株式会社 | Battery tray and method for manufacturing battery using the same |
| CN103346277A (en) * | 2013-06-28 | 2013-10-09 | 无锡麻德克斯精机有限公司 | Tray for battery formation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104659301B (en) | 2019-05-28 |
| KR102108276B1 (en) | 2020-05-08 |
| KR20150058702A (en) | 2015-05-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9694449B2 (en) | Welding jig for secondary battery | |
| EP2787559B1 (en) | Battery pack for electric power tool | |
| US9318729B2 (en) | Power tool battery pack | |
| US9548571B2 (en) | Connector socket | |
| JP6490953B2 (en) | Secondary battery pack | |
| EP2787558B1 (en) | Battery pack for electric power tool | |
| US20140302369A1 (en) | Battery packs for electric tools | |
| US10164223B2 (en) | Case system for electric cells with horizontally-oriented lead sheets, and battery and battery rack using the same | |
| US20140242449A1 (en) | Pack Case for Battery | |
| EP2766940B1 (en) | Case system, battery and battery rack with improved stacking | |
| US6396242B2 (en) | Battery charging and discharging system | |
| JP7081237B2 (en) | Connection module and power storage module | |
| KR101808914B1 (en) | Insulator and fuel cell device | |
| US8835043B2 (en) | Battery pack | |
| KR20140046847A (en) | Battery pack | |
| US10680213B2 (en) | Compact secondary battery module and secondary battery pack using same | |
| CN104659301A (en) | Rechargeable battery tray | |
| EP3591733A1 (en) | Cover assembly and battery module comprising same | |
| JP6113428B2 (en) | Battery housing device | |
| US20130034991A1 (en) | Terminal arrangement | |
| US20170256967A1 (en) | Power bank with a single port for charge and discharge | |
| TW201820675A (en) | Battery spacer | |
| JP5046513B2 (en) | Pack battery | |
| US8883338B2 (en) | Dry-battery housing | |
| KR101351722B1 (en) | Battery pack |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |