CN105977539A - Composite structure of lithium battery pack - Google Patents
Composite structure of lithium battery pack Download PDFInfo
- Publication number
- CN105977539A CN105977539A CN201610459514.2A CN201610459514A CN105977539A CN 105977539 A CN105977539 A CN 105977539A CN 201610459514 A CN201610459514 A CN 201610459514A CN 105977539 A CN105977539 A CN 105977539A
- Authority
- CN
- China
- Prior art keywords
- lithium battery
- positive pole
- battery pack
- guide pillar
- positive
- Prior art date
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Classifications
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- 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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—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
- H01M50/50—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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The invention discloses a composite structure of a lithium battery pack. The composite structure comprises a first lithium battery module, a second lithium battery module and a sleeve shell, wherein the first lithium battery module and the second lithium battery module are embedded into the sleeve shell; a first positive guide post of the first lithium battery module is electrically connected with a second positive guide post of the second lithium battery module through a positive guide post connecting sheet; a first negative guide post of the first lithium battery module is electrically connected with a second negative guide post of the second lithium battery module through a negative guide post connecting sheet; the first lithium battery module further comprises a first lithium battery bank, a first insulating clamping plate, a first positive busbar and a first negative busbar; the first battery bank comprises an odd number of first lithium batteries which are arranged side by side; the upper surfaces of the first lithium batteries are provided with first positive terminals and a first negative terminals; and the first positive terminals and the first negative terminals are provided with first positive connecting sheets and first negative connecting sheets respectively. The composite structure of the lithium battery pack is compact; wiring is simple; and one lithium battery is convenient to replace and repair after being damaged.
Description
Technical field
The present invention relates to a kind of lithium battery device, be specifically related to the combinative structure of a kind of lithium battery bag.
Background technology
Traditional automobile engine can discharge substantial amounts of tail gas in operation process, thus causes urban atmospheric pollution serious.Along with the people's increasingly attention to environment, Development of EV, use clean energy resource, it has also become the developing direction of Traffic Systems.The existing urban of China or Large Exhibitions start the electric automobile that comes into operation at present, and this has played important function to reducing city environmental pollution.
Current electric automobile many employings lithium battery device provides power to automobile, for meeting mileages of continuation, reduce charge frequency, each electric automobile is both needed to install multiple lithium battery kit, being arranged with multiple row lithium battery module in each lithium battery kit respectively, each lithium battery module is neatly overrided to form by multi-disc lithium cell core again.Many saving spaces and the minimizing internal resistance of cell, lithium cell core needs closely to laminate, and during automobile is advanced, each lithium battery is required to heat radiation, causes heat to assemble, affects the service life of lithium battery to a certain extent.If the temperature of certain lithium battery is more than 170 DEG C, it is also easy to spontaneous combustion thus causes security incident.In order to improve radiating effect, it is common practice to lithium battery module is arranged on cooling bottom plate, in cooling bottom plate, it is passed through cooling water carries out lithium battery module forcing cooling.
Summary of the invention
It is an object of the present invention to provide the combinative structure of a kind of lithium battery bag, the combinative structure compact conformation of this lithium battery bag, wiring simply, are convenient for changing, keep in repair, can indirectly extend the service life of set of cells.
For reaching above-mentioned purpose, the technical solution used in the present invention is: the combinative structure of a kind of lithium battery bag, including the first lithium battery pack, the second lithium battery pack and set of shells, this first lithium battery pack, the second lithium battery pack embed in set of shells, first positive pole guide pillar of described first lithium battery pack and the second positive pole guide pillar of the second lithium battery pack connect sheet by positive pole guide pillar and electrically connect, and the first negative pole guide pillar of described first lithium battery pack and the second negative pole guide pillar of the second lithium battery pack connect sheet by negative pole guide pillar and electrically connect；
Described first lithium battery pack farther includes to be arranged side by side by several and places the first lithium battery group, the first insulation clamp, the first positive pole busbar and the first cathode bus bar that the first lithium battery forms, the upper surface of this first lithium battery has the first positive terminal and the first negative terminal, and described first positive terminal and the first negative terminal are separately installed with the first positive strap and the first negative straps；
It is respectively provided with one first through hole on described first positive pole busbar and the first cathode bus bar, and first positive pole busbar and the first cathode bus bar each lateral surface be arranged at intervals with several the first contact chips, described first positive pole guide pillar and the first negative pole guide pillar are fixed on the first insulation clamp upper surface, and first insulation clamp lower surface be arranged with several the first dividing plates in parallel, described first lithium battery embeds between adjacent first dividing plate；
Described first positive pole guide pillar and the first negative pole guide pillar are respectively embedded in the first positive pole busbar and respective first through hole of the first cathode bus bar, first contact chip of described first positive pole busbar and the first positive terminal electrical contact of the first lithium battery, the first contact chip of described first cathode bus bar and the first negative terminal electrical contact of the first lithium battery；
Described second lithium battery pack farther includes to be arranged side by side by several and places the second lithium battery group, the second insulation clamp, the second positive pole busbar and the second cathode bus bar that the second lithium battery forms, the upper surface of this second lithium battery has the second positive terminal and the second negative terminal, and described second positive terminal and the second negative terminal are separately installed with the second positive strap and the second negative straps；
It is respectively provided with one second through hole on described second positive pole busbar and the second cathode bus bar, and second positive pole busbar and the second cathode bus bar each lateral surface be arranged at intervals with several the second contact chips, described second positive pole guide pillar and the second negative pole guide pillar are fixed on the second insulation clamp upper surface, and second insulation clamp lower surface be arranged with several second partitions in parallel, described second lithium battery embeds between adjacent second partition；
Described second positive pole guide pillar and the second negative pole guide pillar are respectively embedded in the second positive pole busbar and respective second through hole of the second cathode bus bar, second contact chip of described second positive pole busbar and the second positive terminal electrical contact of the second lithium battery, the second contact chip of described second cathode bus bar and the second negative terminal electrical contact of the second lithium battery；
One cover plate is installed on above the first lithium battery pack, the second lithium battery pack, and its two ends are flexibly connected with set of shells.
In technique scheme, further improvement project is as follows:
1., in such scheme, in described first lithium battery group, the number of the first lithium battery is 3,4 or 5.
2., in such scheme, in described second lithium battery group, the number of the second lithium battery is 3,4 or 5.
3. in such scheme, be respectively provided with the front side clamp of draw-in groove, rear side clamp is respectively arranged in the first lithium battery group, the forward and backward side surface of the second lithium battery group.
4. in such scheme, described first lithium battery group, the second lithium battery group the left and right sides and set of shells between be respectively arranged with left plate, right plate.
5. in such scheme, by bolt and Stud connection between described cover plate two ends and set of shells.
6., in such scheme, described cover plate has wire inlet-outlet.
Owing to technique scheme is used, the present invention compared with prior art has following advantages and an effect:
The combinative structure of lithium battery bag of the present invention, its the first lithium battery pack being made up of several placement first lithium batteries that are arranged side by side and the second lithium battery pack being made up of several placement second lithium batteries that are arranged side by side connect into a large-scale lithium battery group, any number of lithium battery bag can be desirably combined into, not only compact conformation, wiring are simple, and after one of them lithium battery damages, it is convenient for changing, keeps in repair, can indirectly extend the service life of set of cells.
Accompanying drawing explanation
Accompanying drawing 1 is the combinative structure structural representation of lithium battery bag of the present invention；
Accompanying drawing 2 be lithium battery bag of the present invention combinative structure in the second lithium battery structure schematic diagram；
Accompanying drawing 3 be lithium battery bag of the present invention combinative structure in the first lithium battery structure schematic diagram.
In the figures above: 1, the first lithium battery pack；103, the first lithium battery group；2, the second lithium battery pack；203, the second lithium battery group；3, set of shells；4, the first positive pole guide pillar；5, the second positive pole guide pillar；6, positive pole guide pillar connects sheet；7, the first negative pole guide pillar；8, the second negative pole guide pillar；9, negative pole guide pillar connects sheet；101, the first lithium battery；102, the second lithium battery；111, the first insulation clamp；112, the second insulation clamp；121, the first positive pole busbar；122, the second positive pole busbar；131, the first cathode bus bar；132, the second cathode bus bar；141, the first positive terminal；142, the second positive terminal；151, the first negative terminal；152, the second negative terminal；161, the first positive strap；162, the second positive strap；171, the first negative straps；172, the second negative straps；181, the first through hole；182, the second through hole；191, the first contact chip；192, the second contact chip；201, the first dividing plate；202, second partition；21, cover plate；22, draw-in groove；23, front side clamp；24, rear side clamp；25, left plate；26, right plate；27, wire inlet-outlet.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment the invention will be further described:
Embodiment 1: the combinative structure of a kind of lithium battery bag, including the first lithium battery pack the 1, second lithium battery pack 2 and set of shells 3, this the first lithium battery pack 1, second lithium battery pack 2 embeds in set of shells 3, first positive pole guide pillar 4 of described first lithium battery pack 1 is connected sheet 6 with the second positive pole guide pillar 5 of the second lithium battery pack 2 by positive pole guide pillar and electrically connects, and the first negative pole guide pillar 7 of described first lithium battery pack 1 is connected sheet 9 with the second negative pole guide pillar 8 of the second lithium battery pack 2 by negative pole guide pillar and electrically connects；
Described first lithium battery pack 1 farther includes to be arranged side by side by several and places first lithium battery group the 103, first insulation clamp the 111, first positive pole busbar 121 and the first cathode bus bar 131 that the first lithium battery 101 forms, the upper surface of this first lithium battery 101 has the first positive terminal 141 and the first negative terminal 151, and described first positive terminal 141 and the first negative terminal 151 are separately installed with the first positive strap 161 and the first negative straps 171；
It is respectively provided with one first through hole 181 on described first positive pole busbar 121 and the first cathode bus bar 131, and first positive pole busbar 121 and the first respective lateral surface of cathode bus bar 131 be arranged at intervals with several the first contact chips 191, described first positive pole guide pillar 4 and the first negative pole guide pillar 7 are fixed on the first insulation clamp 111 upper surface, and first insulation clamp 111 lower surface be arranged with several the first dividing plates 201 in parallel, described first lithium battery 101 embeds between adjacent first dividing plate 201；
Described first positive pole guide pillar 4 and the first negative pole guide pillar 7 are respectively embedded in the first positive pole busbar 121 and respective first through hole 181 of the first cathode bus bar 131, first contact chip 191 of described first positive pole busbar 121 makes electrical contact with the first positive terminal 141 of the first lithium battery 101, and the first contact chip 191 of described first cathode bus bar 131 makes electrical contact with the first negative terminal 151 of the first lithium battery 101；
Described second lithium battery pack 2 farther includes to be arranged side by side by several and places second lithium battery group the 203, second insulation clamp the 112, second positive pole busbar 122 and the second cathode bus bar 132 that the second lithium battery 102 forms, the upper surface of this second lithium battery 102 has the second positive terminal 142 and the second negative terminal 152, and described second positive terminal 142 and the second negative terminal 152 are separately installed with the second positive strap 162 and the second negative straps 172；
It is respectively provided with one second through hole 182 on described second positive pole busbar 122 and the second cathode bus bar 132, and second positive pole busbar 122 and the second respective lateral surface of cathode bus bar 132 be arranged at intervals with several the second contact chips 192, described second positive pole guide pillar 4 and the second negative pole guide pillar 7 are fixed on the second insulation clamp 112 upper surface, and second insulation clamp 112 lower surface be arranged with several second partitions 202 in parallel, described second lithium battery 102 embeds between adjacent second partition 202；
Described second positive pole guide pillar 4 and the second negative pole guide pillar 7 are respectively embedded in the second positive pole busbar 122 and respective second through hole 182 of the second cathode bus bar 132, second contact chip 192 of described second positive pole busbar 122 makes electrical contact with the second positive terminal 142 of the second lithium battery 102, and the second contact chip 192 of described second cathode bus bar 132 makes electrical contact with the second negative terminal 152 of the second lithium battery 102；
One cover plate 21 is installed on above first lithium battery pack the 1, second lithium battery pack 2, and its two ends are flexibly connected with set of shells 3.
In above-mentioned first lithium battery group 103, the number of the first lithium battery 101 is 3；In above-mentioned second lithium battery group 203, the number of the second lithium battery 102 is 4.
Be respectively provided with the front side clamp 23 of draw-in groove 22, rear side clamp 24 is respectively arranged in the forward and backward side surface of first lithium battery pack the 1, second lithium battery pack 2；It is respectively arranged with left plate 25, right plate 26 between the left and right sides and the set of shells 3 of above-mentioned first lithium battery pack the 1, second lithium battery pack 2.
Embodiment 2: the combinative structure of a kind of lithium battery bag, including the first lithium battery pack the 1, second lithium battery pack 2 and set of shells 3, this the first lithium battery pack 1, second lithium battery pack 2 embeds in set of shells 3, first positive pole guide pillar 4 of described first lithium battery pack 1 is connected sheet 6 with the second positive pole guide pillar 5 of the second lithium battery pack 2 by positive pole guide pillar and electrically connects, and the first negative pole guide pillar 7 of described first lithium battery pack 1 is connected sheet 9 with the second negative pole guide pillar 8 of the second lithium battery pack 2 by negative pole guide pillar and electrically connects；
Described first lithium battery pack 1 farther includes to be arranged side by side by several and places first lithium battery group the 103, first insulation clamp the 111, first positive pole busbar 121 and the first cathode bus bar 131 that the first lithium battery 101 forms, the upper surface of this first lithium battery 101 has the first positive terminal 141 and the first negative terminal 151, and described first positive terminal 141 and the first negative terminal 151 are separately installed with the first positive strap 161 and the first negative straps 171；
It is respectively provided with one first through hole 181 on described first positive pole busbar 121 and the first cathode bus bar 131, and first positive pole busbar 121 and the first respective lateral surface of cathode bus bar 131 be arranged at intervals with several the first contact chips 191, described first positive pole guide pillar 4 and the first negative pole guide pillar 7 are fixed on the first insulation clamp 111 upper surface, and first insulation clamp 111 lower surface be arranged with several the first dividing plates 201 in parallel, described first lithium battery 101 embeds between adjacent first dividing plate 201；
Described first positive pole guide pillar 4 and the first negative pole guide pillar 7 are respectively embedded in the first positive pole busbar 121 and respective first through hole 181 of the first cathode bus bar 131, first contact chip 191 of described first positive pole busbar 121 makes electrical contact with the first positive terminal 141 of the first lithium battery 101, and the first contact chip 191 of described first cathode bus bar 131 makes electrical contact with the first negative terminal 151 of the first lithium battery 101；
Described second lithium battery pack 2 farther includes to be arranged side by side by several and places second lithium battery group the 203, second insulation clamp the 112, second positive pole busbar 122 and the second cathode bus bar 132 that the second lithium battery 102 forms, the upper surface of this second lithium battery 102 has the second positive terminal 142 and the second negative terminal 152, and described second positive terminal 142 and the second negative terminal 152 are separately installed with the second positive strap 162 and the second negative straps 172；
It is respectively provided with one second through hole 182 on described second positive pole busbar 122 and the second cathode bus bar 132, and second positive pole busbar 122 and the second respective lateral surface of cathode bus bar 132 be arranged at intervals with several the second contact chips 192, described second positive pole guide pillar 4 and the second negative pole guide pillar 7 are fixed on the second insulation clamp 112 upper surface, and second insulation clamp 112 lower surface be arranged with several second partitions 202 in parallel, described second lithium battery 102 embeds between adjacent second partition 202；
Described second positive pole guide pillar 4 and the second negative pole guide pillar 7 are respectively embedded in the second positive pole busbar 122 and respective second through hole 182 of the second cathode bus bar 132, second contact chip 192 of described second positive pole busbar 122 makes electrical contact with the second positive terminal 142 of the second lithium battery 102, and the second contact chip 192 of described second cathode bus bar 132 makes electrical contact with the second negative terminal 152 of the second lithium battery 102；
One cover plate 21 is installed on above first lithium battery pack the 1, second lithium battery pack 2, and its two ends are flexibly connected with set of shells 3.
In above-mentioned first lithium battery group 103, the number of the first lithium battery 101 is 5；In above-mentioned second lithium battery group 203, the number of the second lithium battery 102 is 3.
By bolt and Stud connection between above-mentioned cover plate 21 two ends and set of shells 3；Above-mentioned cover plate 21 has wire inlet-outlet 27.
When using the combinative structure of above-mentioned lithium battery bag, its the first lithium battery pack being made up of several placement first lithium batteries that are arranged side by side and the second lithium battery pack being made up of several placement second lithium batteries that are arranged side by side connect into a large-scale lithium battery group, any number of lithium battery bag can be desirably combined into, not only compact conformation, wiring are simple, and after one of them lithium battery damages, it is convenient for changing, keeps in repair, can indirectly extend the service life of set of cells.
Above-described embodiment only for technology design and the feature of the present invention are described, its object is to allow person skilled in the art will appreciate that present disclosure and to implement according to this, can not limit the scope of the invention with this.All equivalence changes made according to spirit of the invention or modification, all should contain within protection scope of the present invention.
Claims (7)
1. the combinative structure of a lithium battery bag, it is characterized in that: include the first lithium battery pack (1), second lithium battery pack (2) and set of shells (3), this first lithium battery pack (1), second lithium battery pack (2) embeds in set of shells (3), first positive pole guide pillar (4) of described first lithium battery pack (1) is connected sheet (6) with the second positive pole guide pillar (5) of the second lithium battery pack (2) by positive pole guide pillar and electrically connects, first negative pole guide pillar (7) of described first lithium battery pack (1) is connected sheet (9) with the second negative pole guide pillar (8) of the second lithium battery pack (2) by negative pole guide pillar and electrically connects；
Described first lithium battery pack (1) farther includes to be arranged side by side by several and places the first lithium battery group (103), the first insulation clamp (111), the first positive pole busbar (121) and the first cathode bus bar (131) that the first lithium battery (101) forms, the upper surface of this first lithium battery (101) has the first positive terminal (141) and the first negative terminal (151), and described first positive terminal (141) and the first negative terminal (151) are separately installed with the first positive strap (161) and the first negative straps (171)；
It is respectively provided with one first through hole (181) on described first positive pole busbar (121) and the first cathode bus bar (131), and first positive pole busbar (121) and the first cathode bus bar (131) each lateral surface be arranged at intervals with several the first contact chips (191), described first positive pole guide pillar (4) and the first negative pole guide pillar (7) are fixed on the first insulation clamp (111) upper surface, and first insulation clamp (111) lower surface be arranged with several the first dividing plates (201) in parallel, described first lithium battery (101) embeds between adjacent first dividing plate (201)；
Described first positive pole guide pillar (4) and the first negative pole guide pillar (7) are respectively embedded in the first positive pole busbar (121) and respective first through hole of the first cathode bus bar (131) (181), first contact chip (191) of described first positive pole busbar (121) makes electrical contact with first positive terminal (141) of the first lithium battery (101), and first contact chip (191) of described first cathode bus bar (131) makes electrical contact with first negative terminal (151) of the first lithium battery (101)；
Described second lithium battery pack (2) farther includes to be arranged side by side by several and places the second lithium battery group (203), the second insulation clamp (112), the second positive pole busbar (122) and the second cathode bus bar (132) that the second lithium battery (102) forms, the upper surface of this second lithium battery (102) has the second positive terminal (142) and the second negative terminal (152), and described second positive terminal (142) and the second negative terminal (152) are separately installed with the second positive strap (162) and the second negative straps (172)；
It is respectively provided with one second through hole (182) on described second positive pole busbar (122) and the second cathode bus bar (132), and second positive pole busbar (122) and the second cathode bus bar (132) each lateral surface be arranged at intervals with several the second contact chips (192), described second positive pole guide pillar (4) and the second negative pole guide pillar (7) are fixed on the second insulation clamp (112) upper surface, and second insulation clamp (112) lower surface be arranged with several second partitions (202) in parallel, described second lithium battery (102) embeds between adjacent second partition (202)；
Described second positive pole guide pillar (4) and the second negative pole guide pillar (7) are respectively embedded in the second positive pole busbar (122) and respective second through hole of the second cathode bus bar (132) (182), second contact chip (192) of described second positive pole busbar (122) makes electrical contact with second positive terminal (142) of the second lithium battery (102), and second contact chip (192) of described second cathode bus bar (132) makes electrical contact with second negative terminal (152) of the second lithium battery (102)；
One cover plate (21) is installed on the first lithium battery pack (1), the second lithium battery pack (2) top, and its two ends are flexibly connected with set of shells (3).
The combinative structure of lithium battery bag the most according to claim 1, it is characterised in that: in described first lithium battery group (103), the number of the first lithium battery (101) is 3,4 or 5.
The combinative structure of lithium battery bag the most according to claim 1, it is characterised in that: in described second lithium battery group (203), the number of the second lithium battery (102) is 3,4 or 5.
The combinative structure of lithium battery bag the most according to claim 1, it is characterised in that: be respectively provided with the front side clamp (23) of draw-in groove (22), rear side clamp (24) is respectively arranged in the first lithium battery pack (1), the forward and backward side surface of the second lithium battery pack (2).
The combinative structure of lithium battery bag the most according to claim 1, it is characterised in that: it is respectively arranged with left plate (25), right plate (26) between described first lithium battery pack (1), the left and right sides of the second lithium battery pack (2) and set of shells (3).
The combinative structure of lithium battery bag the most according to claim 1, it is characterised in that: by bolt and Stud connection between described cover plate (21) two ends and set of shells (3).
The combinative structure of lithium battery bag the most according to claim 1, it is characterised in that: described cover plate (21) has wire inlet-outlet (27).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610459514.2A CN105977539A (en) | 2016-06-23 | 2016-06-23 | Composite structure of lithium battery pack |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610459514.2A CN105977539A (en) | 2016-06-23 | 2016-06-23 | Composite structure of lithium battery pack |
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| JP2004362958A (en) * | 2003-06-05 | 2004-12-24 | Matsushita Electric Ind Co Ltd | Cell module |
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Effective date of abandoning: 20190716 |
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| AD01 | Patent right deemed abandoned |