CN208442326U - Four double three-way magnetic valves - Google Patents
Four double three-way magnetic valves Download PDFInfo
- Publication number
- CN208442326U CN208442326U CN201821115994.1U CN201821115994U CN208442326U CN 208442326 U CN208442326 U CN 208442326U CN 201821115994 U CN201821115994 U CN 201821115994U CN 208442326 U CN208442326 U CN 208442326U
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- China
- Prior art keywords
- valve body
- mouthfuls
- valve
- reversing
- pedestal
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- 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.)
- Withdrawn - After Issue
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 65
- 238000007789 sealing Methods 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006837 decompression Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Abstract
The utility model provides a kind of four double three-way magnetic valves, including pedestal, back shroud, the first reversing piston, the first reversing valve core, the second reversing valve core, valve body, the second reversing piston, pilot head, the first two-position three way normally closed solenoid valve, the second two-position three way normally closed solenoid valve；It is equipped with two spool chambers in left and right in valve body, the first reversing valve core and the second reversing valve core are respectively set in two spool chambers in left and right, baffle is equipped between two spool chambers in left and right, two spool chambers in left and right are communicated in the intersection air flue where baffle；The first reversing piston is connected on the left of first reversing valve core, back shroud is connected on the left of valve body, and the first reversing piston is arranged in the plunger shaft on the left of valve body or in back shroud；The second reversing piston is connected on the right side of second reversing valve core, the second reversing piston is arranged in the plunger shaft on the right side of valve body；The utility model realizes four double three-way magnetic valve double spools and is freely powered switching.
Description
Technical field
The utility model relates to a kind of solenoid valve, especially a kind of four double three-way magnetic valves.
Background technique
In pneumatic system, solenoid valve is using relatively broad element in pneumatic circuit, and what mainly application was most is three
Position five-way electromagnetic valve, two-position-five-way solenoid valve etc., and cannot achieve the switching of power-on servicing simultaneously of solenoid valve both ends.
Summary of the invention
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of four double threeway electromagnetism
Valve realizes four double three-way magnetic valve double spools and is freely powered switching, realizes solenoid valve two-way coil while power-on servicing
Switching, does not interfere with each other.The technical solution adopted in the utility model is:
A kind of four double three-way magnetic valves, including pedestal, back shroud, the first reversing piston, the first reversing valve core, second change
To spool, valve body, the second reversing piston, pilot head, the first two-position three way normally closed solenoid valve, the second two-position three way normally closed type electricity
Magnet valve；
It is equipped with two spool chambers in left and right in valve body, the first reversing valve core and second is respectively set in two spool chambers in left and right
Reversing valve core controls and is equipped with baffle between two spool chambers, and two spool chambers in left and right are communicated in the intersection air flue where baffle；
The first reversing piston is connected on the left of first reversing valve core, back shroud is connected on the left of valve body, and the first reversing piston is arranged in valve body
In plunger shaft in left side or back shroud；The second reversing piston is connected on the right side of second reversing valve core, the setting of the second reversing piston exists
In plunger shaft on the right side of valve body；
Pilot head is arranged on valve body, and pilot head includes P mouthfuls of the air inlet and the first pilot hole, the second guide of pilot head
Hole；First pilot hole of pilot head passes through the piston on the left of the intracorporal air flue of valve and air flue and the first reversing piston in back shroud
Chamber communicates；Second pilot hole of pilot head is communicated by the intracorporal air flue of valve with the plunger shaft on the right side of the second reversing piston；
In valve body, R1 mouthfuls of valve body first row port, valve body that setting is communicated with the first reversing valve core place spool chamber
B mouthfuls of the second working hole of valve body communicated with spool chamber where the second reversing valve core, valve body second exhaust is arranged in one A mouthfuls of working hole
R2 mouthfuls of mouth；It is arranged P mouthfuls of valve body air inlet in the spool chamber intersection of left and right two；P mouthfuls of valve body air inlet on valve body and pilot head
P mouthfuls of air inlet communicate；
Valve body is integrated with pedestal assembly；R1 mouthfuls of valve body first row port on valve body and the pedestal first row on pedestal 2
R1 mouthfuls of port communicate, and A mouthfuls of the first working hole of valve body on valve body are communicated with A mouthfuls of the first working hole of pedestal on pedestal, on valve body
P mouthfuls of valve body air inlet communicated with P mouthfuls of pedestal air inlet on pedestal, B mouthfuls of the second working hole of valve body on valve body on pedestal
B mouthfuls of the second working hole of pedestal communicate, R2 mouthfuls of valve body second exhaust port on valve body and the pedestal second exhaust port R2 on pedestal
Mouth communicates；
First two-position three way normally closed solenoid valve, the second two-position three way normally closed solenoid valve are mounted on valve body right end；First
P mouthfuls of air inlet of two-position three way normally closed solenoid valve are communicated with P mouthfuls of valve body air inlet on valve body, the first two-position three way normally closed type
A mouthfuls of working hole of solenoid valve pass through the air flue in the intracorporal air flue of valve and back shroud and the plunger shaft phase on the left of the first reversing piston
It is logical；P mouthfuls of air inlet of second two-position three way normally closed solenoid valve are communicated with P mouthfuls of valve body air inlet on valve body, and the two or two three
A mouthfuls of working hole of logical normally closed solenoid valve are communicated by the intracorporal air flue of valve with the plunger shaft on the right side of the second reversing piston.
Further, gas circuit distribution plate, gas circuit distribution plate are equipped between valve body and two two-position three way normally closed solenoid valves
In be equipped with the air flue that communicates between two-position three way normally closed solenoid valve and valve body.
Further, circuit board is additionally provided on valve body, circuit board is separately connected the first two-position three way normally closed solenoid valve,
The electrical interface of two two-position three way normally closed solenoid valves.
Further, circuit board is mounted on intermediate plate；Intermediate plate is located at valve body and two two-position three way normally closed type electricity
Between magnet valve；The air flue communicated between two-position three way normally closed solenoid valve and valve body is equipped in intermediate plate.
Further, R2 mouthfuls of R1 mouthfuls of pedestal first row port on pedestal, pedestal second exhaust port logical atmosphere.
Further, R mouthfuls of the exhaust outlet of the first two-position three way normally closed solenoid valve and the second two-position three way normally closed type electricity
R mouthfuls of logical atmosphere of exhaust outlet of magnet valve.
Further, the first pipe fitting, the second pipe fitting are separately connected on pedestal；Pedestal on first pipe fitting and pedestal
First A mouthfuls of working hole communicates；Second pipe fitting is communicated with B mouthfuls of the second working hole of pedestal on pedestal.
Further, valve core seal ring is respectively provided on the first reversing valve core and the second reversing valve core.
Further, the first reversing piston is equipped with first piston sealing ring.
Further, the second reversing piston is equipped with second piston sealing ring.
It is integrated utility model has the advantages that the utility model realizes four double three-way magnetic valves, passes through spool, electricity
The different runners switching of solenoid valve is realized in the switching of magnet valve valve body position, realizes the switching of power-on servicing simultaneously of two coil of solenoid valve,
It does not interfere with each other.
Detailed description of the invention
Fig. 1 is the structure composition schematic diagram of the utility model.
Fig. 2 is the chassis interior structure longitudinal direction schematic diagram of the utility model.
Fig. 3 is the pilot head overhead view of the utility model.
Specific embodiment
Below with reference to specific drawings and examples, the utility model is described in further detail.
As shown in Figure 1, a kind of four double three-way magnetic valves provided by the utility model, including the first pipe fitting 1a, second
Pipe fitting 1b, the fixed retaining ring 3 of pedestal 2, pipe fitting, back shroud 4, the first reversing piston 5, the first reversing valve core 6, first piston are close
Seal 7, the second reversing valve core 8, valve core seal ring 9, valve body 10, the second reversing piston 11, second piston sealing ring 13, pilot head
12, circuit board 14, intermediate plate 15, gas circuit distribution plate 16, the first two-position three way normally closed solenoid valve 17, the second two-position three way are normally closed
Formula solenoid valve 18；
It is equipped with two spool chambers in left and right in valve body 10,6 He of the first reversing valve core is respectively set in two spool chambers in left and right
Valve core seal ring 9 is respectively provided on second reversing valve core 8, the first reversing valve core 6 and the second reversing valve core 8；Two spool chambers in left and right
Between be equipped with baffle 1001, two spool chambers in left and right are communicated in the intersection air flue where baffle 1001；Such as it can be in baffle
The air flue of 1001 lower setting connection left and right spool chambers；The first reversing piston 5 is connected on the left of first reversing valve core 6, the first commutation is lived
Plug 5 is equipped with first piston sealing ring 7；Back shroud 4 is connected to 10 left side of valve body, and the first reversing piston 5 is located in back shroud 4
Plunger shaft；In other embodiments, the first reversing piston 5 may also be arranged in the plunger shaft in 10 left side of valve body, in back shroud 4
The air flue communicated with valve body left hand piston chamber is set；
The second reversing piston 11 is connected on the right side of second reversing valve core 8,10 right side of valve body is arranged in the second reversing piston 11
In plunger shaft；Second reversing piston 11 is equipped with second piston sealing ring 13；Pilot head 12 is arranged on valve body 10, pilot head 12
As shown in figure 3, including P mouthfuls of the air inlet and the first pilot hole 1201, the second pilot hole 1202 of pilot head 12；Pilot head 12
The plunger shaft that first pilot hole 1201 passes through 5 left side of the air flue in valve body 10 and the air flue in back shroud 4 and the first reversing piston
It communicates；Second pilot hole 1202 of pilot head 12 passes through the air flue and the plunger shaft phase on 11 right side of the second reversing piston in valve body 10
It is logical；
In valve body 1, R1 mouthfuls of valve body first row port, the valve body communicated with 6 place spool chamber of the first reversing valve core is set
B mouthfuls of the second working hole of valve body, the valve body second row communicated with 8 place spool chamber of the second reversing valve core is arranged in first A mouthfuls of working hole
R2 mouthfuls of port；It is arranged P mouthfuls of valve body air inlet in the spool chamber intersection of left and right two；P mouthfuls of valve body air inlet on valve body 10 and elder generation
P mouthfuls of air inlet of top guide 12 communicate；
Valve body 10 is integrated with the assembly of pedestal 2；R1 mouthfuls of valve body first row port and the pedestal on pedestal 2 on valve body 10
One R1 mouthfuls of exhaust outlet communicates, and A mouthfuls of the first working hole of valve body on valve body 10 are communicated with A mouthfuls of the first working hole of pedestal on pedestal 2,
P mouthfuls of valve body air inlet on valve body 10 communicate with P mouthfuls of pedestal air inlet on pedestal 2, the second working hole of valve body B on valve body 10
It mouthful is communicated with B mouthfuls of the second working hole of pedestal on pedestal 2, R2 mouthfuls of valve body second exhaust port on valve body 10 and the bottom on pedestal 2
R2 mouthfuls of second exhaust port of seat communicates；R2 mouthfuls of R1 mouthfuls of pedestal first row port on pedestal 2, pedestal second exhaust port logical atmosphere；The
One pipe fitting 1a, the second pipe fitting 1b are connected to 2 side of pedestal by the fixed retaining ring 3 of pipe fitting respectively；First pipe fitting 1a with
A mouthfuls of the first working hole of pedestal on pedestal 2 communicates；Second pipe fitting 1b is communicated with B mouthfuls of the second working hole of pedestal on pedestal 2；
It is right that first two-position three way normally closed solenoid valve 17, the second two-position three way normally closed solenoid valve 18 are mounted on valve body 10
End；P mouthfuls of air inlet of first two-position three way normally closed solenoid valve 17 are communicated with P mouthfuls of valve body air inlet on valve body 10, and the one or two
A mouthfuls of working hole of position threeway normally closed solenoid valve 17 pass through the air flue in valve body 10 and the air flue in back shroud 4 and the first commutation
The plunger shaft in 5 left side of piston communicates；R mouthfuls of logical atmosphere of exhaust outlet of first two-position three way normally closed solenoid valve 17；Two or two three
P mouthfuls of air inlet of logical normally closed solenoid valve 18 are communicated with P mouthfuls of valve body air inlet on valve body 10, the second two-position three way normally closed type electricity
A mouthfuls of working hole of magnet valve 18 are communicated by the air flue in valve body 10 with the plunger shaft on 11 right side of the second reversing piston；Two or two
R mouthfuls of logical atmosphere of exhaust outlet of threeway normally closed solenoid valve 18；
Intermediate plate 15 and gas circuit distribution plate 16 are located between valve body 10 and two two-position three way normally closed solenoid valves；Intermediate plate
15 and gas circuit distribution plate 16 in be equipped with the air flue that communicates between two-position three way normally closed solenoid valve and valve body 10；
Circuit board 14 is arranged on valve body 10, and intermediate plate 15 can be used as the installation supporting plate of circuit board 14；Circuit board 14 is distinguished
Connect the electrical interface of the first two-position three way normally closed solenoid valve 17, the second two-position three way normally closed solenoid valve 18；
First two-position three way normally closed solenoid valve, 17 coil obtain it is electric after, the first two-position three way normally closed solenoid valve 17 commutation,
Gas is from P mouthfuls of valve body air inlet on valve body 10 entrance, and wherein small part of gas is as elder generation's air guide from the air inlet of pilot head 12
Mouthful P mouthfuls -> first this channel of pilot hole 1201 flows through, most of gas from the first two-position three way normally closed solenoid valve 17 into
A mouthfuls of P mouthfuls -> working hole of port flows through, and guides to the left hand piston chamber of the first reversing piston 5；Due to first reversing piston 5 by
Power area is noticeably greater than the forced area (gas pair of P mouthfuls of valve body air inlet entrance on valve body 10 of 6 right end of the first reversing valve core
First reversing valve core, 6 right end also has a lesser active force), the first reversing piston 5 is pushed by closed gas effect and is moved right
Dynamic, the first reversing valve core commutation of driving left side is realized in the position into Fig. 1 so that the first reversing valve core 6 of promotion moves right；When
When the first two-position three way 17 power loss of normally closed solenoid valve, the first two-position three way normally closed solenoid valve 17 resets, the first two-position three way
P mouthfuls of air inlet of normally closed solenoid valve 17 are normally closed, its exhaust outlet is connected in the working hole A of the first two-position three way normally closed solenoid valve 17
R mouthfuls, the 5 left hand piston chamber pressure release of the first reversing piston, P mouthfuls of valve body air inlet of the first reversing valve core of gas-powered on valve body 10
6 move to left, so that the first reversing piston 5 be pushed to be moved to left end extreme position, realize that the first reversing valve core 6 reset in left side is changed
To；
Similarly,
Second two-position three way normally closed solenoid valve, 18 coil obtain it is electric after, the second two-position three way normally closed solenoid valve 18 commutation,
Gas is from P mouthfuls of valve body air inlet on valve body 10 entrance, and wherein small part of gas is as elder generation's air guide from the air inlet of pilot head 12
Mouthful P mouthfuls -> second this channel of pilot hole 1202 flows through, most of gas from the second two-position three way normally closed solenoid valve 18 into
A mouthfuls of P mouthfuls -> working hole of port flows through, and guides to the right hand piston chamber of the second reversing piston 11；Second reversing piston 11 is closed
Gas effect, which pushes, to be moved to the left, so that the second reversing valve core 8 is pushed to move right to 1001 position of baffle among valve body 10,
Realize the second reversing valve core commutation of driving right side；When the second two-position three way 18 power loss of normally closed solenoid valve, the second two-position three way
Normally closed solenoid valve 18 resets, and P mouthfuls of air inlet of the second two-position three way normally closed solenoid valve 18 are normally closed, and the second two-position three way is normally closed
The working hole A of formula solenoid valve 18 is connected R mouthfuls of its exhaust outlet, 11 right hand piston chamber decompression of the second reversing piston, the valve on valve body 10
The second reversing valve core of gas-powered 8 that P mouthfuls of body air inlet moves to right, so that the second reversing piston 11 be pushed to be moved to extreme right position
It sets, realizes that the second reversing valve core 8 of right side resets commutation.
It should be noted last that the above specific embodiment is only to illustrate the technical solution of the utility model rather than limits
System, although the utility model is described in detail referring to example, those skilled in the art should understand that, it can be right
The technical solution of the utility model is modified or replaced equivalently, without departing from the spirit and model of technical solutions of the utility model
It encloses, should all cover in the scope of the claims of the utility model.
Claims (10)
1. a kind of four double three-way magnetic valves, which is characterized in that including pedestal (2), back shroud (4), the first reversing piston (5),
First reversing valve core (6), the second reversing valve core (8), valve body (10), the second reversing piston (11), pilot head (12), the one or two
Threeway normally closed solenoid valve (17), the second two-position three way normally closed solenoid valve (18)；
In valve body (10) be equipped with left and right two spool chambers, left and right two spool chambers in be respectively set the first reversing valve core (6) and
Second reversing valve core (8) controls and is equipped with baffle (1001) between two spool chambers, and two spool chambers in left and right are in baffle (1001) institute
Intersection air flue communicate；The first reversing piston (5) are connected on the left of first reversing valve core (6), back shroud (4) is connected to valve body
(10) left side, the first reversing piston (5) setting is in the plunger shaft in valve body (10) left side or back shroud (4)；Second reversal valve
The second reversing piston (11) are connected on the right side of core (8), the second reversing piston (11) is arranged in the plunger shaft on the right side of valve body (10)；
Pilot head (12) is arranged on valve body (10), and pilot head (12) includes P mouthfuls of air inlet and the first guide of pilot head (12)
Hole (1201), the second pilot hole (1202)；The first pilot hole (1201) of pilot head (12) by air flue in valve body (10) and
Air flue in back shroud (4) is communicated with the plunger shaft on the left of the first reversing piston (5)；Second pilot hole of pilot head (12)
(1202) it is communicated by the air flue in valve body (10) with the plunger shaft on the right side of the second reversing piston (11)；
In valve body (10), R1 mouthfuls of valve body first row port, the valve body communicated with spool chamber where the first reversing valve core (6) is set
B mouthfuls of the second working hole of valve body, the valve body second communicated with spool chamber where the second reversing valve core (8) is arranged in first A mouthfuls of working hole
R2 mouthfuls of exhaust outlet；It is arranged P mouthfuls of valve body air inlet in the spool chamber intersection of left and right two；P mouthfuls of valve body air inlet on valve body (10)
It is communicated with P mouthfuls of air inlet of pilot head (12)；
Valve body (10) is integrated with pedestal (2) assembly；R1 mouthfuls of valve body first row port on valve body (10) and the bottom on pedestal (2)
R1 mouthfuls of first row port of seat communicates, A mouthfuls of the first working hole of valve body on valve body (10) and the first working hole of pedestal on pedestal (2)
A mouthfuls communicate, and P mouthfuls of valve body air inlet on valve body (10) are communicated with P mouthfuls of pedestal air inlet on pedestal (2), on valve body (10)
B mouthfuls of the second working hole of valve body communicate with B mouthfuls of the second working hole of pedestal on pedestal (2), the valve body second exhaust on valve body (10)
R2 mouthfuls of mouth is communicated with R2 mouthfuls of pedestal second exhaust port on pedestal (2)；
First two-position three way normally closed solenoid valve (17), the second two-position three way normally closed solenoid valve (18) are mounted on valve body (10) right side
End；P mouthfuls of air inlet of first two-position three way normally closed solenoid valve (17) are communicated with P mouthfuls of valve body air inlet on valve body (10), the
A mouthfuls of working hole of one two-position three way normally closed solenoid valve (17) pass through the air flue in the air flue and back shroud (4) in valve body (10)
It is communicated with the plunger shaft on the left of the first reversing piston (5)；P mouthfuls of the air inlet and valve of second two-position three way normally closed solenoid valve (18)
P mouthfuls of valve body air inlet on body (10) communicate, and A mouthfuls of working hole of the second two-position three way normally closed solenoid valve (18) pass through valve body
(10) air flue in is communicated with the plunger shaft on the right side of the second reversing piston (11).
2. four as described in claim 1 double three-way magnetic valves, which is characterized in that
Gas circuit distribution plate (16) are equipped between valve body (10) and two two-position three way normally closed solenoid valves (17,18), gas circuit distribution
The air flue communicated between two-position three way normally closed solenoid valve and valve body (10) is equipped in plate (16).
3. four as described in claim 1 double three-way magnetic valves, which is characterized in that
It is additionally provided on valve body (10) circuit board (14), circuit board (14) is separately connected the first two-position three way normally closed solenoid valve
(17), the electrical interface of the second two-position three way normally closed solenoid valve (18).
4. four as claimed in claim 3 double three-way magnetic valves, which is characterized in that
Circuit board (14) is mounted on intermediate plate (15)；Intermediate plate (15) is located at valve body (10) and two two-position three way normally closed type electricity
Between magnet valve (17,18)；The air flue communicated between two-position three way normally closed solenoid valve and valve body (10) is equipped in intermediate plate (15).
5. four as described in claim 1 double three-way magnetic valves, which is characterized in that
R2 mouthfuls of R1 mouthfuls of pedestal first row port on pedestal (2), pedestal second exhaust port logical atmosphere.
6. four as described in claim 1 double three-way magnetic valves, which is characterized in that
R mouthfuls of the exhaust outlet of first two-position three way normally closed solenoid valve (17) and the second two-position three way normally closed solenoid valve (18)
R mouthfuls of logical atmosphere of exhaust outlet.
7. four as described in claim 1 double three-way magnetic valves, which is characterized in that
The first pipe fitting (1a), the second pipe fitting (1b) are separately connected on pedestal (2)；On first pipe fitting (1a) and pedestal (2)
A mouthfuls of the first working hole of pedestal communicate；Second pipe fitting (1b) is communicated with B mouthfuls of the second working hole of pedestal on pedestal (2).
8. four as described in claim 1 double three-way magnetic valves, which is characterized in that
Valve core seal ring (9) are respectively provided on first reversing valve core (6) and the second reversing valve core (8).
9. four as described in claim 1 double three-way magnetic valves, which is characterized in that
First reversing piston (5) is equipped with first piston sealing ring (7).
10. four as described in claim 1 double three-way magnetic valves, which is characterized in that
Second reversing piston (11) is equipped with second piston sealing ring (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821115994.1U CN208442326U (en) | 2018-07-13 | 2018-07-13 | Four double three-way magnetic valves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821115994.1U CN208442326U (en) | 2018-07-13 | 2018-07-13 | Four double three-way magnetic valves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208442326U true CN208442326U (en) | 2019-01-29 |
Family
ID=65085278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821115994.1U Withdrawn - After Issue CN208442326U (en) | 2018-07-13 | 2018-07-13 | Four double three-way magnetic valves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208442326U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108591542A (en) * | 2018-07-13 | 2018-09-28 | 无锡气动技术研究所有限公司 | Four double three-way magnetic valves |
-
2018
- 2018-07-13 CN CN201821115994.1U patent/CN208442326U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108591542A (en) * | 2018-07-13 | 2018-09-28 | 无锡气动技术研究所有限公司 | Four double three-way magnetic valves |
| CN108591542B (en) * | 2018-07-13 | 2024-02-13 | 无锡气动技术研究所有限公司 | Four-position double three-way electromagnetic valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190129 Effective date of abandoning: 20240213 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190129 Effective date of abandoning: 20240213 |