CN106997967B - Lead storage battery with terminal protective cover - Google Patents
Lead storage battery with terminal protective cover Download PDFInfo
- Publication number
- CN106997967B CN106997967B CN201710245770.6A CN201710245770A CN106997967B CN 106997967 B CN106997967 B CN 106997967B CN 201710245770 A CN201710245770 A CN 201710245770A CN 106997967 B CN106997967 B CN 106997967B
- Authority
- CN
- China
- Prior art keywords
- cover
- groove
- wiring terminal
- storage battery
- terminal
- 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
- 238000003860 storage Methods 0.000 title claims abstract description 39
- 230000001681 protective effect Effects 0.000 title claims abstract description 38
- 239000007788 liquid Substances 0.000 claims abstract description 4
- 238000002347 injection Methods 0.000 claims abstract description 3
- 239000007924 injection Substances 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 239000002253 acid Substances 0.000 description 7
- 239000000126 substance Substances 0.000 description 6
- 238000007789 sealing Methods 0.000 description 3
- 210000005056 cell body Anatomy 0.000 description 2
- 239000012811 non-conductive material Substances 0.000 description 2
- 239000011149 active material Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
Classifications
-
- 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
- H01M10/06—Lead-acid accumulators
- H01M10/12—Construction or manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/147—Lids or covers
- H01M50/148—Lids or covers characterised by their shape
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses a lead storage battery with a terminal protective cover, which comprises a groove body, a groove cover and a wiring terminal arranged on the groove cover, wherein a boss is arranged on the top surface of the groove cover, a cover plate groove is arranged on the boss, a liquid injection hole column is arranged in the cover plate groove, a recess for avoiding the wiring terminal is arranged on the side surface of the boss, the free end of the wiring terminal extends beyond the edge of the groove cover, a right-angle protective cover is arranged above the wiring terminal, a horizontal side plate of the protective cover is matched with the recess and is connected with the boss in a flush manner, a vertical side plate of the protective cover is connected with the groove body or the groove cover through a bolt, and the inner side surface of the protective cover is abutted against the free end of the wiring terminal. The protective cover for the lead storage battery protects the wiring terminal, avoids short circuit caused by the fact that a conductive object touches the positive wiring terminal and the negative wiring terminal carelessly in the storage, transportation and use processes, is convenient to use, attractive in appearance, convenient to stack and convenient to store and transport.
Description
Technical Field
The utility model relates to the technical field of lead storage battery production, in particular to a lead storage battery with a terminal protection cover.
Background
A storage battery is a device for directly converting chemical energy into electric energy, is a battery designed to be rechargeable, and recharging is achieved through a reversible chemical reaction, and is usually referred to as a lead-acid storage battery, which is one of the batteries and belongs to a secondary battery. Its working principle is: the internal active material is regenerated by external electric energy during charging, the electric energy is stored as chemical energy, and the chemical energy is converted into electric energy again for output when discharging is needed.
The battery generally includes a positive electrode plate, a negative electrode plate, a separator, an electrolyte, a bus bar, a positive electrode post, and a negative electrode post. The positive plate and the negative plate are core components of the storage battery and are lead grid plates with grid structures. When the positive plate and the negative plate are mutually embedded, a separator is inserted between the positive plate and the negative plate, all positive plates and all negative plates are respectively connected by a busbar, so that the single-cell storage battery is formed after the assembly, and the number of the negative plates in the single-cell storage battery is more than that of the positive plates.
The positive post and the negative post of battery are connected respectively and are just, the negative terminal, thereby positive and negative terminal is used for external wire to form the circuit, among the prior art, just, negative terminal directly exposes outside, and a lot of lead accumulator is just, negative terminal is located lead accumulator's same side when the design, both distances are nearer, in lead accumulator's storage like this, transport and use the in-process, there is the electrically conductive object carelessly to fall on lead accumulator and connect positive and negative terminal to form the danger of short circuit, there is the potential safety hazard.
The Chinese patent of the utility model with the publication number of CN202058827U discloses a lead-acid storage battery for an electric bicycle, which comprises a battery shell cover plate, a protective cover and a wiring piece, wherein the battery shell cover plate is provided with a sealing groove, a circle of supporting plate is arranged along the notch of the sealing groove, the protective cover is arranged on the supporting plate, one end of the wiring piece is arranged in the sealing groove, and the other end of the wiring piece is arranged outside the protective cover. In the technical scheme, the protection cover only protects part of the lug, and the risk of accidental short circuit by the conductive substance still exists.
The Chinese patent with the issued publication number of CN204651581U discloses an automobile anode battery plug assembly. The technical problem to be solved is to provide a positive electrode battery bolt assembly which is convenient to use and can protect a leading-out end. In order to solve the problems, the technical scheme adopted by the utility model comprises a terminal body and a protective shell arranged outside the terminal body, wherein the terminal body is provided with a connecting end connected with a storage battery binding post and a leading-out end for leading out a wire bundle, the protective shell comprises a base and an upper cover, the front end of the upper cover is hinged to the base, the rear end of the upper cover is connected with the base through the snap fit of an elastic lock lug, one side of the lock lug corresponding to the upper cover is also provided with a leading-out end protective cover, the terminal body and the connecting end are positioned in a containing cavity of the protective shell, the leading-out end is positioned in the leading-out end protective cover, the base is provided with a through hole corresponding to the connecting end, and the base is also provided with a positioning component for fixing a storage battery bolt. Although the protection cover in the technical scheme can better play a protection role, the protection cover is used for hiding the terminal body and the connecting end in the accommodating cavity, and the protection cover is required to be opened when in use, so that the protection cover is inconvenient to use.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the lead storage battery with the terminal protective cover, which has simple structure and good protective effect, and does not influence the use process of the lead storage battery.
The utility model provides a lead storage battery with terminal visor, includes cell body, capping and installs the binding post on capping, the top surface of capping has the boss, is equipped with the cover plate groove on the boss, be equipped with annotate the liquid hole post in the cover plate groove, the boss side has the recess of dodging binding post, binding post's free end extends beyond capping border, the binding post top is equipped with right angle shape visor, the horizontal sideboard of visor with sunken cooperation to flush with the boss and link up, the vertical sideboard of visor passes through the bolt and is connected with cell body or capping, and the medial surface is pasted and is leaned on binding post's free end. The protective cover protects the positive and negative wiring terminals from the upper surface and the side surface, so that the positive and negative wiring terminals are not easy to touch, and when the lead-acid storage battery is used, the connecting wires are connected from the two sides of the protective cover respectively, the protective cover does not need to be opened, the use is convenient, the whole surface of the lead-acid storage battery is smooth, the lead-acid storage battery is attractive in appearance, and meanwhile, the lead-acid storage battery is convenient to stack and convenient to store and transport.
And a cover plate bracket is arranged in the cover plate groove. The cover plate bracket plays a role in supporting and fixing the cover plate, and is fixed by gluing and bonding during fixing.
The groove body is provided with a lug at one end for installing the wiring terminal, the lug is matched with the groove cover to form a connecting part, and the connecting part is provided with an embedded nut matched with the bolt. The main purpose that the lug set up is placed embedded nut, and the middle part of the upper surface of lug is concave downwards, and the corresponding capping corresponding position is concave upwards, and both cooperate the slotted hole that forms fixed embedded nut.
The wiring terminal is divided into two sections, and a step matched with the edge of the slot cover is arranged between the two sections.
The connecting terminal is connected with the connecting part through a connecting rod. Therefore, the wiring terminal and the connecting part are firmly fixed, the groove body and the groove cover are firmly fixed at the connecting part, and one end of the connecting rod, which is contacted with the connecting part, can be hidden in the connecting part or is made of non-conductive materials, so that potential safety hazards caused by too much exposure can be avoided.
The top surface of the connecting part is provided with a protection table for supporting the wiring terminal.
The free end of the wiring terminal is provided with a connecting hole with a horizontal central line. The connecting hole is used for connecting the wire, and the wire can be penetrated through the connecting hole by a bolt for convenience, then the wire is wound at one end of the bolt, and the wire is screwed and fixed by a nut.
The sides of the recess are provided with support columns matched with the horizontal side plates. The support is used for supporting the protective cover, and meanwhile, the horizontal side plate of the protective cover is guaranteed to be in flush connection with the boss.
The inner side of the protective cover is provided with a baffle plate for separating the two wiring terminals. Generally, under the protection of the protection cover, the risk of short circuit caused by falling of the conductive substance is avoided between the two wiring terminals, but for further safety, the two wiring terminals can be separated by a baffle plate, so that enough safety is ensured.
The lead storage battery of the utility model has the wiring terminal arranged in the concave at one side of the groove cover and then protected by the protective cover, thereby avoiding short circuit caused by the careless touching of the conductive object on the positive and negative wiring terminals during the storage, transportation and use of the lead storage battery. The connecting wires are connected from two sides of the protective cover respectively during use, the protective cover does not need to be opened, the use is convenient, the whole surface of the lead storage battery is smooth, the lead storage battery is attractive in appearance, and meanwhile, the lead storage battery is convenient to stack and store and transport.
Drawings
Fig. 1 is a schematic view of the structure of a lead storage battery according to the present utility model.
Fig. 2 is an exploded view of the lead storage battery case and case cover structure of the present utility model.
Fig. 3 is an exploded view of a part of the structure of the protective cover for a lead storage battery of the present utility model.
Fig. 4 is a schematic view of the structure of the lead storage battery case cover of the present utility model.
Fig. 5 is a schematic view showing the structure of the protective cover for the lead storage battery of the present utility model.
Detailed Description
As shown in fig. 1 to 5, a lead acid battery having a terminal protection cover includes a tank body 1, a tank cover 2, and a connection terminal 3 mounted on the tank cover 2. The top surface of the slot cover 2 is provided with a boss 21, the side surface of the boss 21 is provided with a recess 22 avoiding the wiring terminal 3, the boss 21 is provided with a cover plate slot 23, the cover plate slot 23 is internally provided with a liquid injection hole column 24, the cover plate slot 23 is internally provided with a cover plate bracket 25, the side wall of the cover plate slot 23 is provided with a step 26, the top surface of the cover plate bracket 25 and the step 26 are positioned at the same height, and the cover plate 5, the cover plate bracket 25 and the step 26 are mutually adhered through glue during assembly.
The wiring terminal 3 is divided into two sections, namely a fixed end and a free end, and a step matched with the edge of the slot cover 2 is arranged between the two sections. The fixed end of binding post 3 is welded with the end post of lead accumulator, and the free end of binding post 3 extends beyond the border of capping 2, and the free end of binding post 3 is equipped with central line horizontally connecting hole 31. The connection hole 31 is used for connecting a wire, and of course, for convenience of use, a bolt 33 may be used to pass through the connection hole 31, then the wire is wound around one end of the bolt 33, and the wire is fastened by a nut 34.
The slot body 1 has a lug 11 at one end where the terminal 3 is mounted, and the slot body 1 has a reinforcing rib 13 supporting the lug 11. The lug 11 and the slot cover 2 are matched to form a connecting part, the wiring terminal 3 is provided with a connecting hole 32, the connecting rod 8 penetrates through the connecting hole 32 to fixedly connect the wiring terminal 3 with the connecting part, the connecting rod 8 is a bolt, one end of the connecting rod is fixed through the nut 9, and therefore the wiring terminal 3 and the connecting part are firmly fixed, and meanwhile, the slot body 1 and the slot cover 2 are also firmly fixed at the connecting part. One end of the connecting rod 8, which is contacted with the wiring terminal 3, is hidden in the connecting hole 32 (the connecting hole 32 is internally provided with a step structure as a stress point of the connecting rod 8), while one end of the connecting rod, which is contacted with the connecting part, comprises the nut 9, is hidden in a concave of the connecting part, so that potential safety hazards caused by exposure are avoided. Of course, the connecting rod 8 can be made of non-conductive materials, so that potential safety hazards are avoided. The top surface of the connecting part (i.e. on the recess 22 of the slot cover 2) is provided with a protection table 29 for supporting the wiring terminal 3, and the protection table 29 is opposite to the connecting hole 32. The protection table 29 needs to bear the acting force of the connecting rod 8 and the nut 9 to fix the connecting terminal 3 and the connecting part, so the protection table 29 is arranged, namely the part of the groove cover 2 at the part is thickened, and the damage of the groove cover 2 at the part is avoided.
A right angle protective cover 4 is arranged above the wiring terminal 3, and a horizontal side plate 41 of the protective cover 4 is matched with the concave 22 and is in flush connection with the boss 21. The side of the recess 22 is provided with a support column 27 matched with the horizontal side plate 41 and a positioning protrusion 28, the top end of the inner surface of the horizontal side plate 41 of the protective cover 4 is provided with a positioning hole 45 matched with the positioning protrusion 28, and 2 pairs of positioning protrusions 28 and positioning holes 45 are arranged.
The middle part of the upper surface of the lug 11 is concave to form a half slotted hole 12, the concave page on the corresponding position of the corresponding slotted cover 2 forms a half slotted hole 12, and the two are matched to form a complete slotted hole 12 for fixing the embedded nut 6. The vertical side plate 42 of the protective cover 4 is fixed with the embedded nut 6 by the bolt 7, fixing the protective cover 4 to the connection portion. The inner side of the protective cap 4 abuts against the free end of the terminal 3. The inner side of the protective cover 4 is provided with a blocking piece 44 separating the two terminals 3. Normally, under the protection of the protective cover 4, there is no risk of a short circuit caused by the conductive substance falling between the two terminals 3, but for further safety, the two terminals 3 are separated by a baffle 44, so that sufficient safety is ensured.
Claims (4)
1. The lead storage battery with the terminal protection cover comprises a groove body, a groove cover and a wiring terminal arranged on the groove cover, wherein the top surface of the groove cover is provided with a boss, a cover plate groove is arranged on the boss, a liquid injection hole column is arranged in the cover plate groove, the lead storage battery is characterized in that the side surface of the boss is provided with a recess for avoiding the wiring terminal, the free end of the wiring terminal extends beyond the edge of the groove cover, a right-angle protection cover is arranged above the wiring terminal, a horizontal side plate of the protection cover is matched with the recess and is in flush connection with the boss, a vertical side plate of the protection cover is connected with the groove body or the groove cover through a bolt, the inner side surface of the protection cover is abutted against the free end of the wiring terminal,
the groove body is provided with a lug at one end for installing the wiring terminal, the lug is matched with the groove cover to form a connecting part, the connecting part is provided with an embedded nut matched with the bolt,
the wiring terminal is divided into two sections, a step matched with the edge of the slot cover is arranged between the two sections,
the connecting terminal is connected with the connecting part through a connecting rod,
the top surface of the connecting part is provided with a protection table for supporting the wiring terminal,
the inner side of the protective cover is provided with a baffle plate for separating the two wiring terminals.
2. The lead storage battery of claim 1, wherein a cover plate bracket is provided in the cover plate groove.
3. The lead storage battery according to claim 1, wherein the free end of the terminal is provided with a connecting hole having a horizontal center line.
4. The lead storage battery of claim 1, wherein the sides of the recess have support posts that mate with horizontal side plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710245770.6A CN106997967B (en) | 2017-04-14 | 2017-04-14 | Lead storage battery with terminal protective cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710245770.6A CN106997967B (en) | 2017-04-14 | 2017-04-14 | Lead storage battery with terminal protective cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106997967A CN106997967A (en) | 2017-08-01 |
| CN106997967B true CN106997967B (en) | 2023-10-13 |
Family
ID=59434817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710245770.6A Active CN106997967B (en) | 2017-04-14 | 2017-04-14 | Lead storage battery with terminal protective cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106997967B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107742680B (en) * | 2017-10-13 | 2023-06-27 | 常州普莱德新能源电池科技有限公司 | Power battery module upper cover and battery module with same |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001102036A (en) * | 1999-09-29 | 2001-04-13 | Yazaki Corp | Terminal connection structure of battery |
| CN200976362Y (en) * | 2006-11-06 | 2007-11-14 | 深圳市今星光实业有限公司 | Lead acid accumulator terminal protective cover |
| CN201478353U (en) * | 2009-07-23 | 2010-05-19 | 浙江天能电池有限公司 | Storage battery groove cover of protective terminal |
| CN201490244U (en) * | 2009-07-23 | 2010-05-26 | 浙江天能电池有限公司 | Cooling-type storage battery container cover |
| CN201601159U (en) * | 2010-01-12 | 2010-10-06 | 超威电源有限公司 | Novel upper cover of electric bicycle storage battery |
| CN202058827U (en) * | 2011-03-31 | 2011-11-30 | 超威电源有限公司 | Lead-acid storage battery for electric bicycle |
| CN202737024U (en) * | 2012-07-27 | 2013-02-13 | 浙江天能电池(江苏)有限公司 | Battery with built-in terminals |
| CN103579539A (en) * | 2012-07-27 | 2014-02-12 | 浙江天能电池(江苏)有限公司 | Terminal built-in storage battery of E-shaped middle cover |
| CN203932189U (en) * | 2014-06-30 | 2014-11-05 | 浙江天能电池(江苏)有限公司 | A kind of terminal hidden storage battery |
| CN205872910U (en) * | 2016-07-11 | 2017-01-11 | 天能电池集团有限公司 | Lead accumulator organizes packaging structure |
| CN206961968U (en) * | 2017-04-14 | 2018-02-02 | 天能电池集团有限公司 | A kind of lead accumulator with terminal protective cover |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2518792B1 (en) * | 2009-12-24 | 2019-05-15 | GS Yuasa International Ltd. | Lid for storage battery, injection-molding method for the lid, storage battery with the lid, and terminal section for storage battery |
-
2017
- 2017-04-14 CN CN201710245770.6A patent/CN106997967B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001102036A (en) * | 1999-09-29 | 2001-04-13 | Yazaki Corp | Terminal connection structure of battery |
| CN200976362Y (en) * | 2006-11-06 | 2007-11-14 | 深圳市今星光实业有限公司 | Lead acid accumulator terminal protective cover |
| CN201478353U (en) * | 2009-07-23 | 2010-05-19 | 浙江天能电池有限公司 | Storage battery groove cover of protective terminal |
| CN201490244U (en) * | 2009-07-23 | 2010-05-26 | 浙江天能电池有限公司 | Cooling-type storage battery container cover |
| CN201601159U (en) * | 2010-01-12 | 2010-10-06 | 超威电源有限公司 | Novel upper cover of electric bicycle storage battery |
| CN202058827U (en) * | 2011-03-31 | 2011-11-30 | 超威电源有限公司 | Lead-acid storage battery for electric bicycle |
| CN202737024U (en) * | 2012-07-27 | 2013-02-13 | 浙江天能电池(江苏)有限公司 | Battery with built-in terminals |
| CN103579539A (en) * | 2012-07-27 | 2014-02-12 | 浙江天能电池(江苏)有限公司 | Terminal built-in storage battery of E-shaped middle cover |
| CN203932189U (en) * | 2014-06-30 | 2014-11-05 | 浙江天能电池(江苏)有限公司 | A kind of terminal hidden storage battery |
| CN205872910U (en) * | 2016-07-11 | 2017-01-11 | 天能电池集团有限公司 | Lead accumulator organizes packaging structure |
| CN206961968U (en) * | 2017-04-14 | 2018-02-02 | 天能电池集团有限公司 | A kind of lead accumulator with terminal protective cover |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106997967A (en) | 2017-08-01 |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 313100 Meishan Town Industrial Park, Changxing County, Huzhou City, Zhejiang Province Applicant after: TIANNENG BATTERY GROUP Co.,Ltd. Address before: 313100 Coal Mountain Industrial Park, Changxing County, Huzhou City, Zhejiang Province Applicant before: TIANNENG BATTERY GROUP Co.,Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |