CN106601947A - Battery pack - Google Patents
Battery pack Download PDFInfo
- Publication number
- CN106601947A CN106601947A CN201611048709.4A CN201611048709A CN106601947A CN 106601947 A CN106601947 A CN 106601947A CN 201611048709 A CN201611048709 A CN 201611048709A CN 106601947 A CN106601947 A CN 106601947A
- Authority
- CN
- China
- Prior art keywords
- positive pole
- hole
- cylinder manifold
- clamping ring
- conducting strip
- 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
- H01M50/20—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
- H01M10/04—Construction or manufacture in general
-
- 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
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The invention provides a battery pack. A positive electrode of a single cell is electrically connected to a positive electrode bus plate through a protective member and a conductive sheet and a negative electrode of the single cell is electrically connected to a negative electrode bus plate through a negative electrode connecting member so that single cell positive and negative electrode wireless connection at the same side is realized and the internal structure of the battery pack is simplified. The single cell and the protective member are elastically connected so that disassembly and assembly are convenient and maintenance is easy. The protective member further ensures the work safety of the battery pack.
Description
【Technical field】
The present invention relates to cell art, more particularly to a kind of battery component.
【Background technology】
Electrokinetic cell is the core energy storage device of each electronic product, generally by the circuit board that confluxes by multiple cells
Carry out connection in series-parallel and form battery modules, to reach the electricity and voltage of all kinds of required by electronic product.However, existing cell
It is complicated with the connection of the circuit board that confluxes, connection electric wire is more；Also, the positive pole of cell fixes unreliable, unprotect part
Protection, potential safety hazard are big.
In consideration of it, real be necessary to provide a kind of new battery component to overcome disadvantages described above.
【The content of the invention】
It is an object of the invention to provide a kind of cell attachment structure is simple, connection is reliable, cell positive and negative electrodes in same
Side, wireless connection and the high battery component of security performance.
To achieve these goals, the present invention provides a kind of battery component, including cell, fixed seat, coupling assembly
And the board component that confluxes；The cell includes positive pole end face and side wall, is provided with positive pole raised on the positive pole end face；It is described
Fixed seat offers accepting hole；The coupling assembly includes anode connector and positive pole connector, and the anode connector includes
Clamping ring and uniform intervals are arranged at the retaining sheet of the side of the clamping ring, and the positive pole connector includes positive pole deck, leads
Electric piece and guard member, the positive pole deck include deck body and are arranged at the buckle of the deck body edges；It is described to conflux
Board component includes negative pole cylinder manifold, insulation board and positive pole cylinder manifold, and the negative pole cylinder manifold, insulation board and positive pole cylinder manifold are successively
It is stacked, the negative pole cylinder manifold offers through hole, the positive pole cylinder manifold offers through hole and around the through hole
Multiple holding holes, and the insulation board offers through hole corresponding with the positive pole cylinder manifold and holding hole；The fixation
Seating is on the negative pole cylinder manifold and the cell is contained in the accepting hole near one end of the positive pole end face,
The retaining sheet and the clamping ring are contained in the accepting hole, the clamping ring set residence state cell near it is described just
The one end in extreme face, and the side wall of cell described in the retaining sheet clamping, the anode connector is electrically connected at described
Negative pole cylinder manifold；The positive pole projection is contained in the through hole, and the buckle passes through the card of positive pole cylinder manifold and insulation board
Hole is held, the buckle is fastened in the positive pole projection and presses the conducting strip in positive pole cylinder manifold, the conducting strip and institute
State the electric connection of positive pole cylinder manifold, one end of the guard member is electrically connected at the conducting strip, the other end be resisted against it is described just
It is extremely raised.
In a preferred embodiment, the side wall is formed with depression, the card near the position of the positive pole end face
Hold piece projection has been bent to form to the direction near the clamping ring central shaft, it is described raised to cooperate with the depression.
In a preferred embodiment, the edge of the clamping ring prolongs to the direction of the central shaft away from the clamping ring
Stretch to form clamping edge, the clamping edge is welded on the negative pole cylinder manifold, the clamping edge converges positioned at the negative pole
Between stream plate and the fixed seat.
In a preferred embodiment, the deck body is circle, shape and the deck body of the conducting strip
Shape correspondence, the diameter of the through hole of the positive pole cylinder manifold are less than the diameter of the conducting strip.
In a preferred embodiment, the conducting strip is resisted against the deck body, and the buckle is surrounded on described
The position at the edge and the restriction conducting strip of conducting strip.
In a preferred embodiment, the cell is cylindric, and the accepting hole, through hole and clamping ring are circle
Shape, the diameter of the diameter of the accepting hole, the diameter of the through hole and the clamping ring both correspond to the straight of the cell
Footpath.
In a preferred embodiment, the fixed seat has top surface and the bottom surface relative with the top surface, the receipts
Hold hole and run through the top surface and the bottom surface, the raised part of the positive pole is contained in the accepting hole, and the positive pole is convex
The another part for rising exceeds the bottom surface and is contained in the through hole.
In a preferred embodiment, the retaining sheet, clamping ring and clamping edge are integrally formed, and the clamping side
Along vertical with the clamping ring.
In a preferred embodiment, the diameter of the through hole of the insulation board is slightly less than passing through for the positive pole cylinder manifold
The diameter of perforation.
In a preferred embodiment, the tinsel bending spirally that the guard member has fuse function by
Into.
Compared to the battery component that prior art, the present invention are provided, the positive pole of cell passes through guard member and conducting strip
It is electrically connected with the positive pole cylinder manifold, the negative pole of cell is electrically connected with the negative pole cylinder manifold by anode connector
Connect, realize cell both positive and negative polarity homonymy and wirelessly connect, simplify the internal structure of battery component；Also, cell with
Guard member elastic connection, easy accessibility, it is easy to keep in repair, guard member further ensure the work safety of battery component.
【Description of the drawings】
The decomposing schematic representation of the battery component that Fig. 1 is provided for the present invention；
The coupling assembly and the decomposing schematic representation of the board component that confluxes of the battery component that Fig. 2 is provided for the present invention；
Cross-sectional schematic after the assembling of the battery component that Fig. 3 is provided for the present invention；
Fig. 4 is the enlarged drawing at A in Fig. 3.
【Specific embodiment】
In order that the purpose of the present invention, technical scheme and Advantageous Effects become apparent from understanding, below in conjunction with accompanying drawing and
Specific embodiment, the present invention will be described in further detail.It should be appreciated that being embodied as described in this specification
Mode is not intended to limit the present invention just for the sake of explaining the present invention.
Fig. 1 is referred to, the present invention provides a kind of battery component 100 includes cell 10, fixed seat 20, coupling assembly 30
And the board component 40 that confluxes.
The cell 10 is cylindric, including positive pole end face 101, negative pole end face 102 and side wall 103, the positive pole
End face 101 is relative with the negative pole end face 102 and the side wall 103 connects the positive pole end face 101 and the negative pole end face
102.Specifically, positive pole projection 104, the positive pole raised 104 i.e. cell 10 are provided with the positive pole end face 101
Positive pole, the negative pole end face 102 and the side wall 103 be the negative pole of the cell 10, and the side wall 103 is near institute
The position for stating positive pole end face 101 is formed with depression 105.
Fig. 3 is seen also, the fixed seat 20 has top surface 201 and the bottom surface 202 relative with the top surface 201, institute
State fixed seat 20 and offer accepting hole 203 through the top surface 201 and the bottom surface 202, the accepting hole 203 is circle,
Diameter of the diameter of the accepting hole 203 corresponding to the cell 10, the cell 10 is near the positive pole end face
101 one end is contained in the accepting hole 203.
The coupling assembly 30 includes anode connector 31 and positive pole connector 32.
Fig. 1 and Fig. 2 is seen also, it is described that the anode connector 31 includes that clamping ring 311 and uniform intervals are arranged at
The retaining sheet 312 of the side of clamping ring 311, the retaining sheet 312 is to the direction bent near 311 central shaft of clamping ring
Into having raised 3121, the edge of the clamping ring 311 extends to form clamping to the direction of the central shaft away from the clamping ring 311
Edge 3111, the clamping edge 3111 are vertical with the clamping ring, and the retaining sheet 312 is contained in the accepting hole 203,
The clamping edge 3111 is fastened in the bottom surface 201 of the fixed seat 20, and the retaining sheet 312 is used for cell described in clamping
10；Specifically, the clamping ring 311 entangles the cell 10 near one end of the positive pole end face 101, and the clamping
The side wall 103 of cell 10 described in 312 clamping of piece, described raised 3121 are cooperated with the depression 105.Specifically, institute
The part for stating the positive pole projection 104 of cell 10 is contained in the accepting hole 203, the positive pole projection 104 it is another
Part exceeds the bottom surface 201 and is exposed to outside the accepting hole 203.In present embodiment, the retaining sheet 312 and clamping ring
311 are integrally formed, and the clamping ring 311 is circle, and the diameter of the clamping ring 311 is corresponding with the diameter of cell 10.
The positive pole connector 32 includes positive pole deck 321, conducting strip 322 and guard member 323.
The positive pole deck 321 includes deck body 3210 and is arranged at the buckle at 3210 edge of deck body
3211, the evenly spaced side for being arranged at the deck body 3210 of the buckle 3211.Specifically, the deck body
3210 are circle.
The conducting strip 322 is resisted against the deck body 3210, and the buckle 3211 is surrounded on the conducting strip 322
Edge and limit the position of the conducting strip 322.Specifically, the shape of the shape of the conducting strip 322 and deck body 3210
Correspondence, is circular, and the diameter of the conducting strip 322 corresponds to the diameter of the deck body 3210.
The guard member 323 is helical form, and one end of guard member 323 is electrically connected to the conducting strip 322.This embodiment party
In formula, the guard member 323 is spiraled by the tinsel bending that has fuse function and is formed.
The board component 40 that confluxes includes negative pole cylinder manifold 401, insulation board 402 and positive pole cylinder manifold 403.The negative pole converges
Stream plate 401, insulation board 402 and positive pole cylinder manifold 403 are cascading, and the fixed seat 20 is arranged at the negative pole cylinder manifold
On 401, the clamping edge 3111 is located between the fixed seat 20 and the negative pole cylinder manifold 401.
The negative pole cylinder manifold 401 offers the through hole 4011 of circle, the through hole 4011 and 203 position of the accepting hole
Relatively, the diameter of the through hole 4011 is corresponding with the diameter of the cell 10.The positive pole cylinder manifold 403 is offered and is run through
Hole 4031 and the multiple holding holes 4032 around the through hole 4031.The insulation board 402 be arranged at negative pole cylinder manifold 401 and
Between positive pole cylinder manifold 403, and the insulation board 402 is offered and 403 corresponding through hole of the positive pole cylinder manifold and clamping
Hole, the insulation board 402 be adhesively fixed with the positive pole cylinder manifold 403 and negative pole cylinder manifold 401, and the insulation board 402 is passed through
The through hole 4031 of perforation and holding hole and the positive pole cylinder manifold 403 and 4032 shape of holding hole is identical and position is relative.Tool
Body, the diameter of the through hole 4031 of the positive pole cylinder manifold 403 is less than the diameter of the conducting strip 322, the holding hole
Quantity of 4032 quantity corresponding to the buckle 3211.
Fig. 4 is seen also, during assembling, first negative pole cylinder manifold 401, insulation board 402 and positive pole cylinder manifold 403 is bonded
It is integrated, then the clamping edge 3111 of anode connector 31 is welded on the negative pole cylinder manifold 401, the negative pole connection
Part 31 is electrically connected with the negative pole cylinder manifold 401, and on the positive pole cylinder manifold 403, i.e., the positive pole connector 32 is arranged at
The buckle 3211 passes through the holding hole of positive pole cylinder manifold 403 and insulation board 402, the conducting strip 322 is pressed and is converged in positive pole
Stream plate 403, the conducting strip 322 are electrically connected with the positive pole cylinder manifold 403, and the guard member 323 is contained in the positive pole
In the through hole of cylinder manifold 403 and insulation board 402；Secondly, fixed seat 20 is placed on negative pole cylinder manifold 401, the retaining sheet
312 are contained in the accepting hole 203, and the clamping edge 3111 is located at the negative pole cylinder manifold 401 and the fixed seat 20
Between；Finally, the cell 10 is inserted into the accepting hole 203 near one end of positive pole end face 101, the positive pole is raised
104 are fastened in buckle 3211 and are resisted against the guard member 323 beyond the parts of the accepting hole 203, i.e. the guard member 323
One end be electrically connected at the conducting strip 322, the other end is resisted against the positive pole projection 104.The side of the cell 10
Wall 103 is fastened in the anode connector 31 and described raised 3,121 105 is cooperated with the depression.
In present embodiment, the diameter of the through hole of the insulation board 402 is slightly less than running through for the positive pole cylinder manifold 403
The diameter in hole 4031, in order to positive pole projection 104 described in further clamping.
The battery component 100 that the present invention is provided, the positive pole of cell 10 pass through guard member 323 and conducting strip 322 and institute
State positive pole cylinder manifold 403 to be electrically connected with, the negative pole of cell 10 is electric with the negative pole cylinder manifold 401 by anode connector 31
Property connection, realizing 10 both positive and negative polarity homonymy of cell wirelessly connects, and simplifies the internal structure of battery component 100；Also, it is single
Body battery 10 and 323 elastic connection of guard member, easy accessibility, it is easy to keep in repair, guard member 323 further ensure battery component
100 work safety.
The present invention is not restricted to described in description and embodiment, therefore for the personnel of familiar field
Additional advantage and modification are easily achieved, therefore in the essence of the general concept limited without departing substantially from claim and equivalency range
In the case of god and scope, the present invention is not limited to specific details, representational equipment and shown here as the diagram with description
Example.
Claims (10)
1. a kind of battery component, it is characterised in that：Including cell, fixed seat, coupling assembly and the board component that confluxes；The list
Body battery includes positive terminal face and side wall, is provided with positive pole raised on the positive pole end face；The fixed seat offers accepting hole；
The coupling assembly includes anode connector and positive pole connector, and the anode connector includes that clamping ring and uniform intervals are arranged
In the retaining sheet of the side of the clamping ring, the positive pole connector includes positive pole deck, conducting strip and guard member, the positive pole
Deck includes deck body and is arranged at the buckle of the deck body edges；The board component that confluxes include negative pole cylinder manifold,
Insulation board and positive pole cylinder manifold, the negative pole cylinder manifold, insulation board and positive pole cylinder manifold are cascading, and the negative pole confluxes
Plate offers through hole, and the positive pole cylinder manifold offers through hole and the multiple holding holes around the through hole, and described exhausted
Listrium offers through hole corresponding with the positive pole cylinder manifold and holding hole；
The fixed seat is placed on the negative pole cylinder manifold and the cell is contained near one end of the positive pole end face
In the accepting hole, the retaining sheet and the clamping ring are contained in the accepting hole, and monomer is stated in the clamping ring set residence
Battery is near one end of the positive pole end face, and the side wall of cell described in the retaining sheet clamping, the anode connector
It is electrically connected at the negative pole cylinder manifold；The positive pole projection is contained in the through hole, and the buckle confluxes through positive pole
The holding hole of plate and insulation board, the buckle are fastened in the positive pole projection and press the conducting strip in positive pole cylinder manifold,
The conducting strip is electrically connected with the positive pole cylinder manifold, and one end of the guard member is electrically connected at the conducting strip, another
It is raised that end is resisted against the positive pole.
2. battery component as claimed in claim 1, it is characterised in that：The side wall is formed near the position of the positive pole end face
There is depression, the retaining sheet has been bent to form projection to the direction near the clamping ring central shaft, described raised recessed with described
Fall into and cooperate.
3. battery component as claimed in claim 2, it is characterised in that：The edge of the clamping ring is to away from the clamping ring
The direction of central shaft extends to form clamping edge, and the clamping edge is welded on the negative pole cylinder manifold, the clamping edge
Between the negative pole cylinder manifold and the fixed seat.
4. battery component as claimed in claim 3, it is characterised in that：The deck body is circle, the shape of the conducting strip
Shape is corresponding with the shape of deck body, and the diameter of the through hole of the positive pole cylinder manifold is less than the diameter of the conducting strip.
5. battery component as claimed in claim 4, it is characterised in that：The conducting strip is resisted against the deck body, described
Buckle is surrounded on the edge of the conducting strip and limits the position of the conducting strip.
6. battery component as claimed in claim 5, it is characterised in that：The cell is for cylindric, the accepting hole, logical
Hole and clamping ring are circular, and the diameter of the diameter of the accepting hole, the diameter of the through hole and the clamping ring both corresponds to institute
State the diameter of cell.
7. battery component as claimed in claim 6, it is characterised in that：The fixed seat has top surface and relative with the top surface
Bottom surface, the accepting hole runs through the top surface and the bottom surface, and the raised part of the positive pole is contained in the accepting hole
Interior, the raised another part of the positive pole exceeds the bottom surface and is contained in the through hole.
8. battery component as claimed in claim 7, it is characterised in that：The retaining sheet, clamping ring and clamping edge one into
Type, and the clamping edge is vertical with the clamping ring.
9. battery component as claimed in claim 1, it is characterised in that：The diameter of the through hole of the insulation board is slightly less than described
The diameter of the through hole of positive pole cylinder manifold.
10. battery component as claimed in claim 1, it is characterised in that：The guard member is by a gold with fuse function
Category silk bending spirals to be formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611048709.4A CN106601947A (en) | 2016-11-23 | 2016-11-23 | Battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611048709.4A CN106601947A (en) | 2016-11-23 | 2016-11-23 | Battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106601947A true CN106601947A (en) | 2017-04-26 |
Family
ID=58593146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611048709.4A Pending CN106601947A (en) | 2016-11-23 | 2016-11-23 | Battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106601947A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114094272A (en) * | 2021-12-17 | 2022-02-25 | 珠海格力电器股份有限公司 | Battery compartment and electrical equipment |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090104518A1 (en) * | 2004-10-06 | 2009-04-23 | Luc Nedelec | Battery module comprising an energy storing element whereof the contact is activated by mutual layer tightening |
| CN201638880U (en) * | 2010-01-18 | 2010-11-17 | 河南科隆集团有限公司 | Series connection device for single batteries |
| CN201749885U (en) * | 2010-07-07 | 2011-02-16 | 河南科隆集团有限公司 | Battery connector |
| CN103534834A (en) * | 2011-04-28 | 2014-01-22 | 丰田自动车株式会社 | Battery assembly and vehicle |
| US20150188205A1 (en) * | 2013-12-31 | 2015-07-02 | Chief Of Naval Research, Office Of Counsel | Case-Cooled Potted Battery Fixture |
| CN204680707U (en) * | 2015-06-11 | 2015-09-30 | 苏州安靠电源有限公司 | A kind of battery pack with shunting means |
| CN205248355U (en) * | 2015-12-27 | 2016-05-18 | 深圳市沃特玛电池有限公司 | A shell fragment for group battery series board |
| CN206179968U (en) * | 2016-11-23 | 2017-05-17 | 深圳市沃特玛电池有限公司 | Battery assembly |
-
2016
- 2016-11-23 CN CN201611048709.4A patent/CN106601947A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090104518A1 (en) * | 2004-10-06 | 2009-04-23 | Luc Nedelec | Battery module comprising an energy storing element whereof the contact is activated by mutual layer tightening |
| CN201638880U (en) * | 2010-01-18 | 2010-11-17 | 河南科隆集团有限公司 | Series connection device for single batteries |
| CN201749885U (en) * | 2010-07-07 | 2011-02-16 | 河南科隆集团有限公司 | Battery connector |
| CN103534834A (en) * | 2011-04-28 | 2014-01-22 | 丰田自动车株式会社 | Battery assembly and vehicle |
| US20150188205A1 (en) * | 2013-12-31 | 2015-07-02 | Chief Of Naval Research, Office Of Counsel | Case-Cooled Potted Battery Fixture |
| CN204680707U (en) * | 2015-06-11 | 2015-09-30 | 苏州安靠电源有限公司 | A kind of battery pack with shunting means |
| CN205248355U (en) * | 2015-12-27 | 2016-05-18 | 深圳市沃特玛电池有限公司 | A shell fragment for group battery series board |
| CN206179968U (en) * | 2016-11-23 | 2017-05-17 | 深圳市沃特玛电池有限公司 | Battery assembly |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114094272A (en) * | 2021-12-17 | 2022-02-25 | 珠海格力电器股份有限公司 | Battery compartment and electrical equipment |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170426 |
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| WD01 | Invention patent application deemed withdrawn after publication |