CN209441394U - A kind of turnover transport device applied to server master board - Google Patents
A kind of turnover transport device applied to server master board Download PDFInfo
- Publication number
- CN209441394U CN209441394U CN201822205600.8U CN201822205600U CN209441394U CN 209441394 U CN209441394 U CN 209441394U CN 201822205600 U CN201822205600 U CN 201822205600U CN 209441394 U CN209441394 U CN 209441394U
- Authority
- CN
- China
- Prior art keywords
- storage box
- supporting plate
- master board
- device applied
- transport device
- 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.)
- Expired - Fee Related
Links
- 230000007306 turnover Effects 0.000 title claims abstract description 18
- 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 22
- 239000006260 foam Substances 0.000 claims description 5
- 230000007423 decrease Effects 0.000 claims description 4
- 230000032258 transport Effects 0.000 description 62
- 238000010586 diagram Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Packaging Frangible Articles (AREA)
Abstract
The utility model discloses a kind of turnover transport devices applied to server master board, which includes pedestal, are disposed with opening on the pedestal from left to right towards right the first storage box and opening up second storage box.Multipair the first supporting plate for support transport plates is provided in first storage box.First storage box can be slided up and down relative to pedestal, and the first spring is provided between pedestal and the first storage box.The front and rear sides of second storage box is respectively arranged with the second guide post, and the push plate being set in the second storage box is slidably connected with the second guide post, is located on the right side of the push plate in the second guide post and is arranged with second spring.The front and rear sides of second storage box, which is located on the left of push plate, is respectively arranged with limit assembly.Left end in second storage box positioned at second storage box is provided with the second supporting plate.The device can not only avoid mainboard from colliding, and reduce the labor intensity of operator.
Description
Technical field
It is specifically a kind of applied to server master board the utility model relates to server technical field of processing equipment
Have enough to meet the need transport device.
Background technique
In production server mainboard, it is not that primary property completes production on a station, needs according to production work
The problem of sequence flows between different stations, this relates to the turnover transport of mainboard.
At present inside most factory, the means of transportation of collection plate case is all made of for the transport of mainboard.Concrete operations are:
Then mainboard is removed according to adjacent space interval one by one in orderly insertion collection plate case by way of manually lifting
To specified next station.
Since the space interval height for storing mainboard is limited, mainboard level must assure that during being inserted into
Insertion, allows inclined angle very little, otherwise will collide, damage with adjacent mainboard.
In addition, traditional collection plate case, when being packed into or taking out mainboard, operator's needs are duplicate to squat down, body is reversed
Body not only reduces processing efficiency, and large labor intensity.
Utility model content
In view of the above-mentioned problems, the utility model provides a kind of turnover transport device applied to server master board, the dress
Setting can not only avoid mainboard from colliding, and reduce the labor intensity of operator.
The technical solution adopted by the utility model to solve its technical problems is that:
A kind of turnover transport device applied to server master board, including pedestal, on the pedestal from left to right successively
Opening is provided with towards right the first storage box and opening up second storage box;
Multipair the first supporting plate for support transport plates, institute are evenly arranged in first storage box along the vertical direction
The groove for placing mainboard is provided on the transport plates stated;
The first guide post is provided on the pedestal, first storage box can be above and below first guide post
It slides, is arranged with the first spring, and every loading between first storage box and pedestal in first guide post
One piece of transport plates for being placed with mainboard, the distance of the first storage box decline be equal to two neighboring first supporting plate downside it
Between distance;
The front and rear sides of second storage box is respectively arranged with the second guide post arranged in left-right direction, is set to
Push plate in second storage box is slidably connected by the second guide pad and second guide post, the side of second storage box
The sliding slot for accommodating second guide pad is provided on wall, the right side that the push plate is located in second guide post covers
Equipped with second spring;
The front and rear sides of second storage box, which is located on the left of the push plate, is respectively arranged with limit assembly;
Left end in second storage box positioned at second storage box is provided with the second supporting plate, and described second deposits
The height for putting case left side wall is lower than the height of second supporting plate;
When not placing transport plates in first storage box, it is located at the first supporting plate of the lowermost and the second supporting plate is flat
Together.
Further, the limit assembly includes the U-shaped mounting rack being set on the second storage box, the peace
Limited block is provided in shelving, the limited block from interior outward successively including limiting section and guide part, wear by the limiting section
The side wall for crossing second storage box extends to the inside of second storage box, is provided on the web of the mounting rack and institute
The third pilot hole that the guide part stated matches is covered between the limiting section and mounting rack web on the guide part
Equipped with third spring, positive stop lug boss is provided on the limiting section, and the positive stop lug boss is compacted by third spring
On the side wall of second storage box.
Further, the limiting section is an inclined-plane towards the wedge block inside the second storage box, and the wedge block
Thickness become larger from left to right.
Further, it is located on second storage box above the second supporting plate and is provided with limition orientation plate.
Further, the distance between the limition orientation plate and second supporting plate are equal to the thickness of the transport plates.
Further, the edge of the transport plates is provided with attacker's slot.
Further, wheel is provided on the pedestal.
Further, the distance between two neighboring first supporting plate is greater than the thickness of the transport plates.
Further, foam is equipped in the groove.
The beneficial effects of the utility model are:
1, by the cooperation of the second supporting plate and limition orientation plate, it can guarantee that mainboard is in water when being packed into or taking out mainboard
Level state avoids colliding with adjacent mainboard, damage.
2, by designing spring between the first storage box and pedestal, in this way, every one piece of loading is put when being packed into transport plates
The transport plates of mainboard are equipped with, the first storage box will decline certain distance, to make adjacent upper one layer of first supporting plate and second
Second supporting plate of storage box is concordant;Similarly, when taking out transport plates, every to take out one piece of transport plates for being placed with mainboard, first is deposited
Certain distance will be risen by putting case, to keep adjacent the first supporting plate of next layer concordant with the second supporting plate of the second storage box.This
Sample, in the loading or taking-up for being transported through plate, operator only needs horizontal push-in or pull-out, due to operation height
It is constant, therefore do not need frequently to bend over or squat down, reduce labor intensity.
3, during use, operator only needs position of standing firm to the device, repeats movement on hand, is not required to
Position is moved, is improved work efficiency.
4, by the way that groove is arranged in transport plates, and foam is set in groove, on the one hand can play buffer function, keep away
Exempt from mainboard because the factors such as vibration are damaged;It on the other hand can be with antistatic.
5, by the way that attacker's slot is arranged on transport plates, vacant transport plates is facilitated to take out out of second storage box.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the device;
Fig. 2 is the enlarged structure schematic diagram of part A in Fig. 1;
Fig. 3 is the enlarged structure schematic diagram of part B in Fig. 1;
Fig. 4 is the enlarged structure schematic diagram of C portion in Fig. 1;
Fig. 5 is the enlarged structure schematic diagram of the part D in Fig. 1;
Fig. 6 is the enlarged structure schematic diagram of the part E in Fig. 1;
Fig. 7 is the enlarged structure schematic diagram of the part F in Fig. 1;
Fig. 8 is the enlarged structure schematic diagram of the part G in Fig. 1;
Fig. 9 is the main view of the device;
Figure 10 is the A-A cross-sectional view in Fig. 9;
Figure 11 is the schematic diagram of internal structure of the second storage box;
Figure 12 is the schematic perspective view of transport plates;
Figure 13 is the schematic perspective view of push plate;
Figure 14 is work step figure one;
Figure 15 is work step figure two;
Figure 16 is work step figure three.
In figure: 1- pedestal, 11- wheel, 12- supporting frame, the first guide post of 13-, the first storage box of 2-, the first support of 21-
Plate, the first guide pad of 22-, the second storage box of 3-, the second guide post of 31-, 32- otic placode, 33- locking nut, 34- push plate, 341-
Second guide pad, 35- second spring, 36- limit assembly, 361- limited block, 3611- limiting section, 3612- guide part, 3613- limit
Position boss, 362- mounting rack, 363- third spring, the second supporting plate of 37-, 38- limition orientation plate, the first spring of 4-, 5- transport plates,
51- groove, 52- attacker's slot.
Specific embodiment
For the convenience of description, now define coordinate system as shown in Figure 1, and arranged with front-rear direction, left and right directions be row.
As shown in Figure 1, a kind of turnover transport device applied to server master board includes pedestal 1, on the pedestal 1 from
It is disposed with the first storage box 2 and the second storage box 3 from left to right.Wherein first storage box 2 is placed vertically, and is open
Towards right side, second storage box 3 is horizontal positioned, and opening up.
As shown in figure 5, being provided with wheel 11 on the pedestal 1, it is preferred that the wheel 11 is universal wheel.
The front side wall of first storage box 2 and the medial surface of rear wall are provided with multiple for support transport plates 5
One supporting plate 21, and multiple first supporting plates 21 are evenly arranged along the vertical direction.Further, two neighboring first supporting plate 21
The distance between be greater than the transport plates 5 thickness, it is preferred that the distance between two neighboring first supporting plate 21 be the transhipment
2 times of 5 thickness of plate.The first supporting plate 21 on 2 front side wall of the first storage box and on 2 rear wall of the first storage box
One supporting plate, 21 quantity is identical, and position corresponds.
The transport plates 5 as shown in figure 12, are provided on the transport plates 5 for placing master for storing mainboard
The groove 51 of plate.
Further, it is provided with foam on the bottom surface of the groove 51 and the side wall of surrounding, as a kind of specific implementation
Mode, in the present embodiment, the foam is fixedly connected by way of stickup with the transport plates 5.In this way, on the one hand can
To play buffer function, mainboard is avoided because the factors such as vibration are damaged;It on the other hand can be with antistatic.
The left end of the pedestal 1 is provided at least two first guide posts 13, as a kind of specific embodiment, this implementation
The quantity of first guide post 13 described in example is four, and in the matrix arrangement of two rows two column.Before first storage box 2,
Two sides are respectively arranged with the first guide pad 22, the quantity of first guide pad 22 and the 13 quantity phase of the first guide post afterwards
Together, position corresponds.First matched with first guide post 13 is provided on first guide pad 22 to lead
Xiang Kong.First storage box 2 can be slided up and down along first guide post 13.As shown in figures 1 and 3, described
The first spring 4 is arranged in first guide post 13 between first storage box 2 and pedestal 1, and every one piece of loading is put
The transport plates 5 of mainboard are equipped with, the first storage box 2 will decline certain distance H, and the distance H is equal to two neighboring first support
The distance between the downside of plate 21.
The coefficient of elasticity of i.e. described first spring 4
K=G/4H
In formula: G is the gravity of transport plates 5 after placing mainboard;
H is the distance between the downside of two neighboring first supporting plate 21.
As shown in Figure 1, the front and rear sides of second storage box 3 is respectively arranged with the second guide post 31, as shown in fig. 7,
The left and right both ends of second guide post 31 are connected with the otic placode 32 being set on second storage box 3 respectively, and described
The left and right both ends of second guide post 31 are separately provided for locking the locking nut 33 of second guide post.
As shown in Fig. 1, Fig. 4 and Figure 13, it is respectively arranged with sliding slot on the front side wall and rear wall of second storage box 3,
The push plate 34 for pushing transport plates 5 to move to the left is provided in second storage box 3, the transport plates 5 are
It is placed vertically in two storage boxes 3.The front and rear sides of the push plate 34 is respectively arranged with the second guide pad 341, and described second
Guide pad 341 passes through the outside that the sliding slot extends to second storage box 3.It is arranged on second guide pad 341
There is the second pilot hole matched with second guide post 31.The push plate 34 can be left along second guide post 31
Right sliding.Second spring 35 is arranged in second guide post 31, the left end of the second spring 35 is resisted against described push away
On second guide pad 341 of plate 34, the right end of the second spring 35 is rested upon on the otic placode 32 of right end.
The front and rear sides of second storage box 3 is separately provided for the limit assembly that limitation transport plates 5 are moved to the left
36。
As shown in Fig. 8, Fig. 9 and Figure 10, the limit assembly 36 is in U including being set on second storage box 3
The mounting rack 362 of type, and the wing plate of the mounting rack 362 is fixedly connected by screw with second storage box 3.Described
A limited block 361 is provided in mounting rack 362, the limited block 361 is from interior outward successively including limiting section 3611 and guiding
Portion 3612, the limiting section 3611 is an inclined-plane towards the wedge block inside the second storage box 3, and the thickness of the wedge block
It becomes larger from left to right, the square hole for accommodating the wedge block is provided on the side wall of second storage box 3.In order to
Facilitating description, the inclined-plane of the wedge block is now defined as inner face, the face opposite with inner face is defined as outer end face, remaining
The face being in contact with the square hole is defined as side.Described 3612 cylindrical bodies of guide part, the abdomen of the mounting rack 362
The third pilot hole matched with the guide part 3612 is provided on plate.It is located at the limit on the guide part 3612
Third spring 363 is arranged between 362 web of position portion 3611 and mounting rack.The outer end of the side of the limiting section 3611 is provided with
Positive stop lug boss 3613, and the positive stop lug boss 3613 is pressed in the side wall of second storage box 3 by third spring 363
On.
As shown in figure 11, the left end of the medial surface of 3 front side wall of the second storage box and rear wall is provided with the second supporting plate
37, and the height of 3 left side wall of the second storage box is lower than the height of second supporting plate 37.When first storage box 2
It is concordant with second supporting plate 37 positioned at the first supporting plate of the lowermost 21 when not placing transport plates 5 inside.
When using the turnover transporting apparatus transports mainboard, vacant transport plates 5 are placed on the second storage box 3 vertically first
It is interior, and on the right side for the limiting section 3611 that the transport plates 5 are pressed on to the limited block 361 by push plate 34.Then,
As shown in Figure 14 and Figure 15, one piece of transport plates 5 is extracted out of second storage box 3, and transport plates 5 are placed on the second supporting plate 37
On, then mainboard is placed in the groove 51 of transport plates 5.Then, as shown in figure 16, transport plates 5 are pushed to the left, will be placed
There are the transport plates 5 of mainboard to be placed into the first storage box 2.At this time since the weight of the first storage box 2 increases, the first storage box 2
A distance H is moved down, adjacent upper one layer of first supporting plate 21 is concordant with the second supporting plate 37 of the second storage box 3.Then it weighs
Multiple aforesaid operations, until piling transport plates 5 in first storage box 2.
Then the turnover transport device for being placed with mainboard is pushed into next station.
After reaching next station, the transport plates 5 for being placed with mainboard are pulled out out of first storage box 2, are placed on the second support
On plate 37.Similarly, at this time since the weight of the first storage box 2 reduces, the first storage box 2 moves up a distance H, adjacent
Next the first supporting plate of layer 21 is concordant with the second supporting plate 37 of the second storage box 3.Then mainboard is taken out from transport plates 5 and is carried out down
The processing of one process.Then vacant transport plates 5 are placed on to the left side of the limit assembly 36 of the second storage box 3 vertically, and to
Right promotion transport plates 5, second spring 35 is compressed.During pushing transport plates 5 to the right, the limited block of limit assembly 36
361 can be mobile to the outside of the second storage box 3, and third spring 363 is compressed.When the transport plates 5 are moved to the limit
When the right side of block 361, limited block 361 sets back under the action of third spring 363, and positive stop lug boss 3613 is pressed on again
On the side wall of two storage boxes 3.Then hand is unclamped, transport plates 5 are pressed on the limit of limit assembly 36 under the action of second spring 35
On the block 361 of position.Aforesaid operations are repeated, until the mainboard in first storage box 2 is all removed.
Through aforesaid operations process it is found that when vacant transport plates 5 are placed into the second storage box 3, it is necessary first to
Transport plates 5 are placed between the second supporting plate 37 and limit assembly 36, for operating easily, as shown in figure 11, second support
The right side of plate 37 is greater than the thickness of the transport plates 5 to the distance between the left side of limiting section 3611 of the limited block 361 P
Degree, it is preferred that the distance between the left side of the limiting section 3611 of the right side of second supporting plate 37 to the limited block 361
P is twice of 5 thickness of transport plates.
Further, in order to guarantee that level is moved when transport plates 5 when being packed into the first storage box 2 or taking out transport plates 5
Dynamic, as shown in figs. 2 and 11, positioned at the upper of second supporting plate 37 on the front side wall and rear wall of second storage box 3
Side is respectively arranged with limition orientation plate 38, and the distance between the limition orientation plate 38 and second supporting plate 37 Q are equal to institute
State the thickness of transport plates 5.Preferably, between the right side of the limition orientation plate 38 and the right side of second supporting plate 37
Distance M is greater than the 1/2 of the width of the transport plates 5.
Further, transport plates 5, as shown in Fig. 6 and Figure 12, the transhipment are extracted out of second storage box 3 for convenience
The edge of plate 5 is provided with attacker's slot 52, and when the transport plates 5 are placed in second storage box 3, described
Attacker's slot 52 is located at upper end.
Further, in order to avoid operator in operation bends over, therefore the height of second storage box 3 will be
1.2 meters or so.Therefore, as shown in Figure 1, being provided with the supporting frame for being used to support second storage box 3 on the pedestal 1
12.Herein, the frame body for the entirety that the supporting frame 12 and pedestal 1 are actually welded using profile, institute
To name respectively, understanding and description merely for convenience.
Further, in order to facilitate the loading of transport plates and taking-up, as shown in figs. 2 and 11, the right side of first supporting plate
End and the left end of the second supporting plate are provided with the inclined-plane tilted down, and the left end of the limition orientation plate is provided with acclivitous
Inclined-plane.
Claims (9)
1. a kind of turnover transport device applied to server master board, it is characterised in that: including pedestal, from a left side on the pedestal
It turns right and is disposed with opening towards right the first storage box and opening up second storage box;
Multipair the first supporting plate for support transport plates is evenly arranged in first storage box along the vertical direction, it is described
The groove for placing mainboard is provided on transport plates;
The first guide post is provided on the pedestal, first storage box can glide in first guide post
It is dynamic, the first spring, and every loading one are arranged in first guide post between first storage box and pedestal
Block is placed with the transport plates of mainboard, and the distance of the first storage box decline is equal between the downside of two neighboring first supporting plate
Distance;
The front and rear sides of second storage box is respectively arranged with the second guide post arranged in left-right direction, is set to second
Push plate in storage box is slidably connected by the second guide pad and second guide post, on the side wall of second storage box
It is provided with the sliding slot for accommodating second guide pad, is located on the right side of the push plate in second guide post and is arranged with
Second spring;
The front and rear sides of second storage box, which is located on the left of the push plate, is respectively arranged with limit assembly;
Left end in second storage box positioned at second storage box is provided with the second supporting plate, and second storage box
The height of left side wall is lower than the height of second supporting plate;
When not placing transport plates in first storage box, it is concordant with the second supporting plate to be located at the first supporting plate of the lowermost.
2. a kind of turnover transport device applied to server master board according to claim 1, it is characterised in that: described
Limit assembly includes the U-shaped mounting rack being set on the second storage box, is provided with limited block in the mounting rack, described
Limited block from it is interior outward successively include limiting section and guide part, the limiting section pass through second storage box side wall prolong
The inside of second storage box is extended to, the third matched with the guide part is provided on the web of the mounting rack and leads
Xiang Kong is arranged with third spring, the limit on the guide part between the limiting section and mounting rack web
Positive stop lug boss is provided in portion, and the positive stop lug boss is pressed in the side wall of second storage box by third spring
On.
3. a kind of turnover transport device applied to server master board according to claim 2, it is characterised in that: described
Limiting section is an inclined-plane towards the wedge block inside the second storage box, and the thickness of the wedge block becomes larger from left to right.
4. a kind of turnover transport device applied to server master board according to claim 1, it is characterised in that: described
It is located above the second supporting plate on second storage box and is provided with limition orientation plate.
5. a kind of turnover transport device applied to server master board according to claim 4, it is characterised in that: the limit
Position the distance between guide plate and second supporting plate are equal to the thickness of the transport plates.
6. a kind of turnover transport device applied to server master board according to claim 1, it is characterised in that: described turn
The edge of fortune plate is provided with attacker's slot.
7. a kind of turnover transport device applied to server master board according to claim 1, it is characterised in that: described
Wheel is provided on pedestal.
8. a kind of turnover transport device applied to server master board according to claim 1, it is characterised in that: adjacent two
The distance between a first supporting plate is greater than the thickness of the transport plates.
9. a kind of turnover transport device applied to server master board according to claim 1, it is characterised in that: described
Foam is equipped in groove.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822205600.8U CN209441394U (en) | 2018-12-25 | 2018-12-25 | A kind of turnover transport device applied to server master board |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822205600.8U CN209441394U (en) | 2018-12-25 | 2018-12-25 | A kind of turnover transport device applied to server master board |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209441394U true CN209441394U (en) | 2019-09-27 |
Family
ID=68015711
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201822205600.8U Expired - Fee Related CN209441394U (en) | 2018-12-25 | 2018-12-25 | A kind of turnover transport device applied to server master board |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209441394U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109532974A (en) * | 2018-12-25 | 2019-03-29 | 郑州云海信息技术有限公司 | A kind of turnover transport device applied to server master board |
-
2018
- 2018-12-25 CN CN201822205600.8U patent/CN209441394U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109532974A (en) * | 2018-12-25 | 2019-03-29 | 郑州云海信息技术有限公司 | A kind of turnover transport device applied to server master board |
CN109532974B (en) * | 2018-12-25 | 2024-04-26 | 郑州云海信息技术有限公司 | Turnover transportation device applied to server main board |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US3869052A (en) | Truck for loading oven compartments | |
US20120325764A1 (en) | Device for transporting objects | |
CN209441394U (en) | A kind of turnover transport device applied to server master board | |
EP3550979A1 (en) | Device for storing, baking, and discharging baked goods | |
CN109532974A (en) | A kind of turnover transport device applied to server master board | |
CN109590963A (en) | The batch bearing laying rack being readily transported | |
CN208453612U (en) | A kind of anticollision board transport collection plate case | |
CN216602143U (en) | Security protection equipment warehouse component for security protection | |
CN206939837U (en) | Crank round billet automatic charging machine | |
CN215361099U (en) | Vehicle-mounted medical shielding room | |
CN211711420U (en) | Transportation device for instrument production | |
JP5635424B2 (en) | Top plate automatic feeder | |
CN108557299B (en) | Fixing device for moving tray in container | |
CN211065881U (en) | Lifting device of vending machine | |
KR101437267B1 (en) | Mounting device for coils on a container | |
CN206915402U (en) | A kind of logistics goods transport unloading frame | |
CN209807593U (en) | File cabinet with partition device | |
CN219668744U (en) | Article positioning tray | |
CN213503509U (en) | Workpiece collecting box | |
CN210634947U (en) | Part case with roller bottom plate | |
CN214494409U (en) | Storage rack for storehouse | |
CN207917863U (en) | Angle steel transfer device | |
CN211053660U (en) | Stainless steel plate blowing frame | |
CN214823444U (en) | Back plate transfer vehicle | |
CN218518622U (en) | Station utensil storing compartment |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190927 Termination date: 20201225 |