CN104126237A - Battery and motor vehicle - Google Patents
Battery and motor vehicle Download PDFInfo
- Publication number
- CN104126237A CN104126237A CN201280067702.0A CN201280067702A CN104126237A CN 104126237 A CN104126237 A CN 104126237A CN 201280067702 A CN201280067702 A CN 201280067702A CN 104126237 A CN104126237 A CN 104126237A
- Authority
- CN
- China
- Prior art keywords
- storage battery
- battery
- blocking element
- exhaust
- exhaust manifolds
- 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.)
- Pending
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
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/308—Detachable arrangements, e.g. detachable vent plugs or plug systems
-
- 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
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/317—Re-sealable arrangements
- H01M50/325—Re-sealable arrangements comprising deformable valve members, e.g. elastic or flexible valve members
- H01M50/333—Spring-loaded vent valves
-
- 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)
- Gas Exhaust Devices For Batteries (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention relates to a battery (14), having a plurality of battery modules (12) that comprise a plurality of battery cells (10). The battery (14) also comprises a degassing system (15), which has a degassing line (16) having openings (17). The openings (17) fluidically connect the battery modules (12) to the degassing line (16). The battery is characterized in that a respective blocking element (26) is operatively connected to each opening (17) in such a way that the openings (17) allow flow into the degassing line (16) but are blocked in the opposite direction. The invention further relates to a motor vehicle comprising the battery (14) according to the invention.
Description
Technical field
The present invention relates to a kind of storage battery with a plurality of battery modules, the plurality of battery module comprises a plurality of storage battery lists pond.This storage battery also comprises gas extraction system, and this gas extraction system has the exhaust manifolds with a plurality of openings.The plurality of opening is connected a plurality of battery modules in the mode of fluid technique with exhaust manifolds.The invention still further relates to a kind of motor vehicle having according to storage battery of the present invention.
Background technology
In the future, no matter be in for example wind power plant static application, in being provided as the motor vehicle of hybrid power or motor vehicle, or all by using new battery system, this battery system has been proposed to the very high requirement about reliability, fail safe, efficiency and useful life in the electronic installation of for example notebook computer or mobile phone.
Fig. 1 shows, a plurality of storage battery lists pond 10 how can form a battery module 12 and subsequently a plurality of battery modules 12 how can form a storage battery 14.This is by the realization connected in series or in parallel of the electrode in unshowned storage battery list pond 10.The voltage of storage battery 14 is for example between the direct voltage of 12 and 750 volts.
Battery applications has at least partly in electrically driven vehicles, so that for supporting drive unit or as the motor store electrical energy of drive unit.In the vehicle of latest generation, used so-called lithium-ions battery.It is shown one's talent by high energy density and extremely little self discharge.Lithium-ions battery has at least one anodal and negative pole (male or female), and it can reversibly pack (embedding) into or again take out (de-embedding) lithium ion (Li+).
Inside, storage battery list pond is comprised of a plurality of electrochemical elements, and therefore those electrochemical elements also must obtain protection as well as possible for the ectocine reaction as air or moisture is responsive.But for example, if there is fault function (due to accident or overcharge), can there is forming the gas not being allowed to.In order not broken in this storage battery list pond and therefore to damage other storage battery list pond, in accumulator housing, for example, in its lid, arrange safe opening 11, as can be seen from Fig. 1.When the internal pressure in a plurality of storage battery lists pond increases, safe opening can be opened and can exit in storage battery list pond.
But the discharge of gas can cause the impaired of storage battery, because gas can comprise electrolyte.This emitted exhaust products can produce corrosiveness together with water.Therefore being necessary derives the emitted exhaust products emitting from a plurality of storage battery lists pond targetedly.Emitted exhaust products is discharged in gas extraction system, the emitted exhaust products of discharge is collected and derived targetedly to this gas extraction system for this reason.This gas extraction system is connected on all storage battery list ponds.
Document DE 10 2,009 046 385 A1 have described a kind of gas extraction system of storage battery, wherein on Qi bottom surface, a plurality of storage battery lists pond, comprise for storage battery gas and electrolytical a plurality of steam vent.When the pressure of inside, a plurality of storage battery list pond is excessive, storage battery gas and electrolyte are released in the collector of below, a plurality of storage battery lists pond.This collector is by moulded parts, and it can be for example check-valves, is connected with external environment condition.This check-valves stops for example moisture of surrounding air to penetrate in storage battery.
Summary of the invention
According to the present invention, propose a kind of storage battery with a plurality of battery modules, a plurality of ponds of this electric power storage module comprises a plurality of storage battery lists pond.This storage battery also comprises gas extraction system, and this gas extraction system has the exhaust manifolds with a plurality of openings.The plurality of opening is connected a plurality of battery modules in the mode of fluid technique with exhaust manifolds.It is characterized in that blocking element is effectively connected in this wise with each opening respectively, the plurality of opening can be passed and enter exhaust manifolds, but the plurality of opening is blocked in the opposite direction.
The present invention is based on such understanding, on module flat (Modulebene), blocking element is set, to stop emitted exhaust products to enter a plurality of battery modules that have neither part nor lot in.In the present invention, emitted exhaust products can be interpreted as gas and/or the electrolyte of discharging from a plurality of storage battery lists pond substantially.Connection between the connection of the fluid technique between a plurality of battery modules and exhaust manifolds and therefore a plurality of storage battery list ponds and exhaust manifolds is only embodied as from battery module or a plurality of storage battery lists pond to the direction of exhaust manifolds.Thereby as by well known in the prior art, a plurality of storage battery lists pond of battery module inside can be towards exhaust manifolds exhaust.So be arranged in thus the emitted exhaust products of exhaust manifolds a plurality of battery modules that no longer can arrive other, that have neither part nor lot in exhaust and a plurality of storage battery lists pond thereof.With regard to having stoped, be positioned at that a plurality of storage battery lists pond of venting outside module polluted or for example impaired due to the corrosiveness of described emitted exhaust products like this.
A plurality of battery modules are connected with these exhaust manifolds by a plurality of openings in exhaust manifolds in the mode of fluid technique, while making a plurality of storage battery lists pond in a plurality of battery modules exhaust, the emitted exhaust products in a plurality of storage battery lists pond can arrive exhaust manifolds.According to the present invention, this is functional realizes by the blocking element being effectively connected with a plurality of openings.The emitted exhaust products that this blocking element has permission a plurality of storage battery lists pond arrives the function of exhaust manifolds by a plurality of openings.But meanwhile blocking element stop emitted exhaust products from exhaust manifolds by a plurality of openings a plurality of battery modules that enter other, that have neither part nor lot in exhaust and a plurality of storage battery lists pond thereof.
This blocking element advantageously should be configured to make emitted exhaust products by a plurality of openings, from battery module, to flow into exhaust manifolds when the inner little pressure of a plurality of battery modules.Simultaneously lock modules should be configured to stop emitted exhaust products by a plurality of openings, from exhaust manifolds, to flow into battery module when the inner high pressure of exhaust manifolds.This blocking element can be realized by different members.
This blocking element is implemented as the blocking element of for example reversible unlatching.The blocking element of reversible unlatching refers to and is configured to after emitted exhaust products enters these exhaust manifolds first the blocking element of locking in the opposite direction again.The blocking element of reversible unlatching especially refers to check-valves.Check-valves is only to allow liquid mobile member in one direction.This check-valves can be preferably the check-valves of duckbill valve or load on spring.
In addition this blocking element blocking element of irreversible unlatching preferably.The blocking element of irreversible unlatching refers in emitted exhaust products and enter first the blocking element being held open after these exhaust manifolds on both direction.The blocking element of this irreversible unlatching is preferably diaphragm or explosion disk.In addition, the blocking element of this irreversible unlatching preferably has different resistive drag force (eggshell principle) about the direction of actuating pressure.
This blocking element should be at least resistive to the etching characteristic of the emitted exhaust products that can discharge from a plurality of storage battery lists pond function in several days.Even if blocking element still can keep running well at least several days under the impact of emitted exhaust products, so conventionally before being involved, other storage battery list pond has the sufficient time so that maintenance damage.
Particularly preferably, blocking element is resistive to the etching characteristic of the emitted exhaust products of discharging from a plurality of storage battery lists pond in function.Even owing to using the impact that is subject to emitted exhaust products still can keep for a long time the blocking element running well, so needn't change or repair the locking-valve of a plurality of battery modules that have neither part nor lot in exhaust.
Be preferably each battery module blocking element is set.By only using a blocking element for each battery module and not using other blocking element, if for example battery module is set to the least unit that can change, can there is no essential defect and reduce the number of components.Battery module preferably includes plural storage battery list pond, preferably includes in addition five above storage battery list ponds, is particularly preferably six storage battery list ponds.Storage battery preferably includes plural battery module, in addition preferably more than five battery modules.
A plurality of storage battery lists pond generally includes a plurality of safe openings, and the plurality of storage battery list pond can be by the plurality of safe opening exhaust.Described a plurality of safe opening is preferably disposed in a side relative with electrode in a plurality of storage battery lists pond.The front in its normally a plurality of storage battery lists pond under mounted state, therefore when exhaust, the electrolyte ratio in emitted exhaust products is relatively little.
According to a preferred design of the present invention, battery module comprises for collecting the gathering-device of the emitted exhaust products of discharging from a plurality of storage battery lists pond.This gathering-device is for receiving the emitted exhaust products of discharging from a plurality of safe opening in a plurality of storage battery lists pond.This gathering-device is for example connected with exhaust manifolds by intermediate conduit and by opening in the mode of fluid technique.
This gathering-device be preferably arranged on module cap (
) in.By this design, this module cap and gathering-device are same members, thereby can saving member and can cancel aborning installation steps.
According to a favourable design of the present invention, exhaust manifolds comprise a plurality of links and are connected to the flexible pipe on the plurality of link, and wherein a plurality of openings are formed by a plurality of links structures.Exhaust manifolds for example can comprise one section, this section by hose coupling and mutually insert a plurality of T-shaped-link realizes.The branch road of T-shaped-link (Zweig) guiding battery module is also connected it with exhaust manifolds.In this branch road, can also arrange for example blocking element.
This storage battery is preferably the lithium-ions battery that comprises a plurality of lithium-ions battery lists pond (secondary list pond).Lithium-ions battery is shown one's talent by high energy density and high power density, therefore especially in electric traction field, has other advantage.
In addition, also provide a kind of motor vehicle having according to storage battery of the present invention.This storage battery is arranged for the power drive system power supply into vehicle conventionally.
Also provide in addition a kind of for having the gas extraction system of the storage battery of a plurality of battery modules, the plurality of battery module comprises a plurality of storage battery lists pond.Gas extraction system comprises the exhaust manifolds with a plurality of openings, and the plurality of opening is applicable in the mode of fluid technique, a plurality of battery modules are connected with exhaust manifolds.It is characterized in that blocking element is effectively connected in this wise with each opening respectively, a plurality of openings can be passed and enter exhaust manifolds, but the plurality of opening is blocked in the opposite direction.
Favourable improvement of the present invention provides hereinafter and illustrates in specification.
Accompanying drawing explanation
Further explain embodiments of the invention with follow-up explanation with reference to the accompanying drawings.Wherein:
Fig. 1 shows a kind of storage battery list pond, a kind of battery module and a kind of storage battery;
Fig. 2 shows the schematic partial view according to storage battery of the present invention;
Fig. 3 shows the internal view of the module cap that comprises blocking element; And
Fig. 4 shows the external view of the module cap that comprises blocking element.
Embodiment
Inquired into Fig. 1 for explanation prior art.
Fig. 2 shows the partial view that has the storage battery 14 of gas extraction system 15 according to of the present invention.These gas extraction system 15 structures have the exhaust manifolds 16 of a plurality of openings 17.These exhaust manifolds 16 can be for example flexible pipe 25 by a plurality of links 24 of T-shaped-link form and in the middle of being connected to form.In the branch of battery module 12 of each guiding storage battery 14 of T-shaped-link, can arrange blocking element 26, for example check-valves.A plurality of storage battery lists pond 10 of this battery module 12 can for example be disposed in battery module housing 19 and separate with the external world, and wherein, this battery module housing 19 is connected with exhaust manifolds 16 by link 24.
If an exhaust in a plurality of storage battery lists pond 10, its emitted exhaust products, is storage battery gas and/or electrolyte substantially so, is absorbed into battery module housing 19 inside and through openings 17, enters exhaust manifolds 16 by blocking element 26.This emitted exhaust products arrives for example outdoor from storage battery 14 and accumulator housing thereof by exhaust manifolds 16.Through on the path of exhaust manifolds 16, blocking element 26 stop emitted exhaust products 16 get into other, in a plurality of storage battery lists pond 10 of a plurality of battery modules 12 of not exhaust.Therefore stop other a plurality of battery modules 12 of the storage battery 14 of the exhaust that does not relate to storage battery list pond 10 to damage by the corrosiveness of emitted exhaust products.If for example battery module 12 is implemented as the least unit that can change in storage battery 14, can tolerate so the damage in a plurality of storage battery lists pond 10 of the not exhaust in the battery module 12 of exhaust.
Blocking element 26 should be at least at certain hour, for example in several days to a plurality of storage battery lists pond, for example the etching characteristic of the emitted exhaust products in a plurality of lithium-ions battery lists pond is resistive.Thereby a plurality of remaining battery modules 12 are until maintenance or change the battery module 12 of exhaust and the cleaning of the gas extraction system 15 of carrying out with it all keeps protected simultaneously.
In addition, blocking element 26 can be implemented as closes again, reversible unlatching namely or be implemented as irreversible unlatching.The blocking element 26 of this reversible unlatching can either be by pliable and tough material, for example, with the form of duckbill valve or implement with spring mechanism.In addition, the blocking element 26 of this irreversible unlatching can be implemented with the form of diaphragm or explosion disk, especially in the direction of actuating pressure, has different resistive drag force (eggshell principle).
Storage battery 14 or the relevant branch road in being connected in parallel of a plurality of storage battery lists pond branch road are until change a plurality of storage battery lists pond 10 of exhaust or relevant battery module 12 should not used again, and maintenance is suitable as soon as possible.
Fig. 3 shows the inner side relative with a plurality of storage battery lists pond 10 of the module cap 18 of battery module 12.In module cap 18, be provided with gathering-device 20, the emitted exhaust products that discharge in its a plurality of storage battery lists pond 10 of collecting battery module 12.This gathering-device 20 is arranged on the top of the safe opening 11 in a plurality of storage battery lists pond 10 for this reason with groove shape.In addition, this gathering-device 20 can be surrounded by groove 22, and in groove 22, sealing device can be set.Sealing device, by the channel seal between gathering-device 20 and a plurality of storage battery lists pond 10, makes can not contact from the emitted exhaust products of safe opening 11 inflow gathering-devices 20 other regions in described a plurality of storage battery lists pond 10, for example their electrode.Emitted exhaust products enters exhaust manifolds 16 by opening 17 from gathering-device 20.
Fig. 4 shows the outside by the known module cap 18 of Fig. 3.Similar with Fig. 2, link 24 is constructed to T-shaped-link, wherein, at each place of two free ends of T-shaped-link, can both connect a flexible pipe 25.The other link 24 that can connect other gathering-devices 20 at these flexible pipe 25 places, until all gathering-devices 20 of gas extraction system 15 are connected to each other by exhaust manifolds 16.In each link 24 of gathering-device 20, be provided with blocking element 26.If so one or more storage battery lists pond 10 exhausts of battery module 12, the emitted exhaust products discharged so no longer can be entered adjacent gathering-device 20 and therefore be entered a plurality of battery modules 12 by link 24.
Claims (9)
1. a storage battery (14) with a plurality of battery modules (12), described a plurality of battery module (14) comprises a plurality of storage battery lists ponds (10), wherein, described storage battery (14) also comprises gas extraction system (15), and described gas extraction system has:
The exhaust manifolds (16) with a plurality of openings (17), described a plurality of openings are connected described a plurality of battery modules (12) in the mode of fluid technique with described exhaust manifolds (16),
It is characterized in that,
Blocking element (26) is effectively connected in this wise with each opening (17) respectively, make described a plurality of opening (17) can be through and enter described exhaust manifolds (16), but described a plurality of opening (17) is blocked in the opposite direction.
2. storage battery according to claim 1 (14), wherein, described blocking element (26) is check-valves.
3. storage battery according to claim 2 (14), wherein, described check-valves is duckbill valve or spring-loaded check-valves.
4. storage battery according to claim 1 (14), wherein, described blocking element (26) is the blocking element of irreversible unlatching.
5. storage battery according to claim 4 (14), wherein, the blocking element of described irreversible unlatching (26) is diaphragm or explosion disk.
6. according to the storage battery described in any one in the claims (14), wherein, described blocking element (26) is resistive to the etching characteristic of the emitted exhaust products that can discharge from described a plurality of storage battery lists ponds (10) function.
7. according to the storage battery described in any one in the claims (14), wherein, each battery module (12) comprises for collecting the gathering-device (20) of the emitted exhaust products that can discharge from described a plurality of storage battery lists ponds (10).
8. storage battery according to claim 7 (14), wherein, described gathering-device (20) is arranged in module cap (18).
9. a motor vehicle, it has according to the storage battery described in any one in the claims (14).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102012200869.1 | 2012-01-23 | ||
| DE102012200869A DE102012200869A1 (en) | 2012-01-23 | 2012-01-23 | Battery and motor vehicle |
| PCT/EP2012/070954 WO2013110359A1 (en) | 2012-01-23 | 2012-10-23 | Battery and motor vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104126237A true CN104126237A (en) | 2014-10-29 |
Family
ID=47071279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280067702.0A Pending CN104126237A (en) | 2012-01-23 | 2012-10-23 | Battery and motor vehicle |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN104126237A (en) |
| DE (1) | DE102012200869A1 (en) |
| WO (1) | WO2013110359A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106992277A (en) * | 2015-10-19 | 2017-07-28 | 罗伯特·博世有限公司 | Pressure equaliser |
| CN115602994A (en) * | 2022-10-31 | 2023-01-13 | 厦门海辰储能科技股份有限公司（Cn） | Battery module and consumer |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10193113B2 (en) | 2013-07-25 | 2019-01-29 | Johnson Controls Techology Company | Vent adapter for lead-acid battery systems |
| DE102013216071A1 (en) * | 2013-08-14 | 2015-02-19 | Robert Bosch Gmbh | Galvanic system comprising a plurality of galvanic cells and a degassing device |
| DE102013219223A1 (en) | 2013-09-25 | 2015-03-26 | Robert Bosch Gmbh | Degassing valve for battery cells |
| DE102013225564A1 (en) * | 2013-12-11 | 2015-06-11 | Robert Bosch Gmbh | Battery system with indicator |
| DE102014202043A1 (en) * | 2014-02-05 | 2015-08-06 | Robert Bosch Gmbh | Device for increasing the safety when using battery systems |
| DE102014202348A1 (en) * | 2014-02-10 | 2015-08-13 | Robert Bosch Gmbh | Apparatus and method for increasing safety in the use of battery systems |
| DE102014202329A1 (en) * | 2014-02-10 | 2015-08-13 | Robert Bosch Gmbh | Device for increasing the safety when using battery systems |
| DE102017203206B4 (en) | 2017-02-28 | 2023-02-02 | Bayerische Motoren Werke Aktiengesellschaft | Battery for an automobile and automobile |
| USD886060S1 (en) | 2018-01-19 | 2020-06-02 | Cps Technology Holdings, Llc | Battery vent adapter |
| DE102021113641A1 (en) | 2021-05-27 | 2022-12-01 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Apparatus and method for a two-stage battery encapsulation |
| DE102021123314A1 (en) | 2021-09-09 | 2023-03-09 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | electric vehicle |
| DE102022129101A1 (en) | 2022-11-03 | 2024-05-08 | Audi Aktiengesellschaft | Battery system and motor vehicle |
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|---|---|---|---|---|
| US1469119A (en) * | 1921-11-22 | 1923-09-25 | Eugene A Stallings | Electrolyte gas and splash escape |
| GB470233A (en) * | 1936-03-31 | 1937-08-11 | Chloride Electrical Storage Co | Improvements in or relating to galvanic batteries |
| GB795671A (en) * | 1955-03-11 | 1958-05-28 | Oldham & Son Ltd | Improvements in or relating to electrical accumulators |
| US5856037A (en) * | 1997-07-07 | 1999-01-05 | Optima Batteries, Inc. | Battery venting system and method |
| US20050212477A1 (en) * | 2004-03-29 | 2005-09-29 | Yasunori Uchida | Connection member and battery pack |
| US20100167109A1 (en) * | 2008-12-30 | 2010-07-01 | Flow-Rite Controls, Ltd. | Low profile manifold for single point watering system for lead-acid batteries |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2182492A (en) * | 1937-01-30 | 1939-12-05 | Goodrich Co B F | Container closure |
| JP5466906B2 (en) * | 2009-09-18 | 2014-04-09 | パナソニック株式会社 | Battery module |
| DE102009046385A1 (en) | 2009-11-04 | 2011-05-05 | SB LiMotive Company Ltd., Suwon | Battery with degassing system and method for discharging spills |
-
2012
- 2012-01-23 DE DE102012200869A patent/DE102012200869A1/en not_active Withdrawn
- 2012-10-23 CN CN201280067702.0A patent/CN104126237A/en active Pending
- 2012-10-23 WO PCT/EP2012/070954 patent/WO2013110359A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1469119A (en) * | 1921-11-22 | 1923-09-25 | Eugene A Stallings | Electrolyte gas and splash escape |
| GB470233A (en) * | 1936-03-31 | 1937-08-11 | Chloride Electrical Storage Co | Improvements in or relating to galvanic batteries |
| GB795671A (en) * | 1955-03-11 | 1958-05-28 | Oldham & Son Ltd | Improvements in or relating to electrical accumulators |
| US5856037A (en) * | 1997-07-07 | 1999-01-05 | Optima Batteries, Inc. | Battery venting system and method |
| US20050212477A1 (en) * | 2004-03-29 | 2005-09-29 | Yasunori Uchida | Connection member and battery pack |
| US20100167109A1 (en) * | 2008-12-30 | 2010-07-01 | Flow-Rite Controls, Ltd. | Low profile manifold for single point watering system for lead-acid batteries |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106992277A (en) * | 2015-10-19 | 2017-07-28 | 罗伯特·博世有限公司 | Pressure equaliser |
| CN106992277B (en) * | 2015-10-19 | 2021-09-28 | 罗伯特·博世有限公司 | Pressure balancing device |
| CN115602994A (en) * | 2022-10-31 | 2023-01-13 | 厦门海辰储能科技股份有限公司（Cn） | Battery module and consumer |
| CN115602994B (en) * | 2022-10-31 | 2024-01-23 | 厦门海辰储能科技股份有限公司 | Battery module and electric equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013110359A1 (en) | 2013-08-01 |
| DE102012200869A1 (en) | 2013-07-25 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141029 |