CN209560901U - A kind of folding flexible electronic display equipment - Google Patents
A kind of folding flexible electronic display equipment Download PDFInfo
- Publication number
- CN209560901U CN209560901U CN201920604724.5U CN201920604724U CN209560901U CN 209560901 U CN209560901 U CN 209560901U CN 201920604724 U CN201920604724 U CN 201920604724U CN 209560901 U CN209560901 U CN 209560901U
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- Prior art keywords
- main body
- plate
- block
- loop bar
- flexible electronic
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Abstract
The utility model provides a kind of folding flexible electronic display equipment, including fixing groove, is embedded in item, fixed block, plug-in unit, loop bar, returning face plate and Non-slip material;The main body rectangular plate-like folding structure, the top of the main body are equipped with electronic display, furthermore, the inside of via hole is equipped with plug-in unit by way of inserting, and the both ends insertion of main body is mounted on the inside of fixing groove, also, the inside insertion of slot is equipped with insertion item;Interior storehouse is equipped with inside the right side of the main body;The bottom middle position of the fixture block is equipped with groove, movable plate herein is for driving contact block to carry out movement, so that movable plate is after movement, contact block can be ejected, so that main body is after folding, it can be contacted by contact block, to buffer the impact force of doubling, after preventing long-time use, the service life of main body is influenced whether, and contact block is rubber material, is in order to can better cushion impact forces.
Description
Technical field
The utility model, which belongs to, reads flexible electronic screen technical field, more specifically, in particular to a kind of folding soft
Property electronic display unit.
Background technique
Flexible screen refers to flexible OLED.The successful volume production of flexible screen is not only great favourable in the high-end intelligence of a new generation
The manufacture of energy mobile phone, also because its low-power consumption, flexible characteristic bring far-reaching influence, future to the application of wearable device
Flexible screen will be widely applied with the continuous infiltration of personal intelligent terminal.
Such as application number: a kind of folding display screen involved in CN201720219809.2, including flexible display screen, host,
Two winding drum and multiple telescopic rods composition, host and two sides telescopic rod at being telescopically connected to, telescopic rod can retraction host shell, reel with
Telescopic rod it is flexible, reel and host ingredient from or abut, the spool of the both ends connection two winding drum of flexible display screen, rotation volume two
Axis tightens flexible display screen, and folding display screen becomes smaller easy to carry, pulls open reel, telescopic rod stretches out, and folding display screen becomes larger just
In use.
It is found based on equipment in the prior art, existing foldable electronic display device is when using closure, buffering
The structure of impact force is incomplete, and being not easy to cushion impact forces after folding prevents damage screen, and existing folding electronics
Show equipment when in use, the structure of convenient support is incomplete according to demand, is not easy to make when opening and using
Electronic display unit inclination viewing.
Then, in view of this, being studied improvement for existing structure and missing, a kind of folding flexible electrical is provided
Son display equipment, to achieve the purpose that with more more practical value.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of folding flexible electronic display equipment, with solution
For certainly existing foldable electronic display device when using closure, the structure for buffering impact force is incomplete, is not easy to rolling over
Cushion impact forces prevent damage screen after folded, and existing foldable electronic display device is when in use, according to demand just
The structure of victory support is incomplete, is not easy to the problem of making electronic display unit inclination viewing when opening and using.
The folding flexible electronic of the utility model shows the purpose and effect of equipment, is reached by technological means in detail below
At:
A kind of folding flexible electronic display equipment, including main body, via hole, slot, kerve, guide rod, interior storehouse are mobile
Plate, contact block, fixture block, top plate, inserting block, pull rod, handle, fixing groove, be embedded in item, fixed block, plug-in unit, loop bar, returning face plate and
Non-slip material;The main body rectangular plate-like folding structure, the top of the main body are equipped with electronic display, furthermore, via hole it is interior
Portion is equipped with plug-in unit by way of inserting, and the both ends insertion of main body is mounted on the inside of fixing groove, also, the inside of slot
Insertion is equipped with insertion item;Interior storehouse is equipped with inside the right side of the main body;The bottom middle position of the fixture block is equipped with groove, and
Movable plate is mounted on the inside in interior storehouse by way of insertion, and the two sides top of movable plate passes through the inside of spring and interior storehouse
Top is connected;The top plate is mounted on the inner bottom in interior storehouse by way of insertion, and the two sides insertion of top plate is mounted on
In the groove of the two sides of the bottom Nei Cang;The inner end of the fixed block is connected by spring with the inside of insertion item, and fixed block
Bottom end is equipped with force rod, and is equipped with plug-in unit inside the inner tip of fixing groove by way of insertion, and the bottom of plug-in unit is
Arcuate structure, and the inner end of plug-in unit is connected by spring with handle inner;The loop bar and returning face plate pass through insertion
Mode is mounted on the inside of kerve, and loop bar is mounted on the outside of guide rod, and the bottom right of returning face plate by way of suit
Equipped with inserted link, and inserted link insertion is mounted on inside the jack on the right side of kerve.
Further, the top two sides of the bottom of the main body are equipped with the via hole of cylindrical structure, and the top of via hole
Outside is ramp-like configuration, and the two sides of the bottom of main body are equipped with the slot of L-shaped structure, and the outer end edges position of slot is
Ramp-like configuration.
Further, the bottom middle position of the main body is equipped with the kerve of U-shaped structure, and the bottom right of kerve is equipped with
Cylindrical structure jack, and the top two sides of kerve are equipped with the guide rod of cylindrical structure.
Further, the movable plate is rectangular plate-like structure, and the top of movable plate is equipped with by way of bonding
The contact block of rubber material, and the bottom middle position of movable plate is equipped with the fixture block that two sides are ramp-like configuration.
Further, the top plate is T shape strip structure, and the top of top plate is equipped with the inserting block of trapezium structure, and
And the side of top plate is equipped with the pull rod of rectangular configuration.
Further, the handle is arc strip structure, and the side of handle is equipped with the fixing groove of rectangular configuration, and
The inside of fixing groove is equipped with the insertion item of rectangular slat shape structure, and the inner end insertion for being embedded in item is equipped with fixed block.
Further, the loop bar is cylindrical interior hollow structure, and the middle position of loop bar passes through silica gel sleeve pipe phase
Connection, and the bottom of loop bar is equipped with the returning face plate of rectangular plate-like structure, and the bottom of returning face plate is equipped with by way of bonding
The Non-slip material of wedge-shaped rubber material.
Compared with prior art, the utility model has the following beneficial effects:
In the present apparatus, it is provided with movable plate and loop bar, movable plate herein is for driving contact block to be moved
, so that movable plate is after movement, contact block can be ejected, so that main body is after folding, can be connect by contact block
Touching, to buffer the impact force of doubling, after preventing long-time use, influences whether the service life of main body, and contact block is
Rubber material, be in order to can better cushion impact forces, and the top of movable plate passes through the inner tip phase of spring and interior storehouse
Connection is then in order to enable spring can support movable plate and connect after releasing to the limit of movable plate and contact block
Contact block moves down, and contact block is inside contracted, and fixture block is then for contacting with inserting block, so that top plate drives insertion
After block is mobile, the bottom middle position of fixture block can be inserted by inserting block, to contact block be jacked up, to buffer folding
Folded impact force, and the two sides of fixture block are ramp-like configuration, are in order to enable inserting block can be more when mobile jack up
Smoothness;
And loop bar herein is for driving returning face plate to be installed loop bar to be turned on the outside of guide rod
It is dynamic, so that returning face plate be driven to be overturn, main body is supported by returning face plate, so that when watching main body,
Main body can be fixed on to inclination angle appropriate, and the middle position of loop bar is connected by silica gel sleeve pipe, is in order in master
After body folds, loop bar can be made and then to fold, do not influence the use of main body, and returning face plate is then for main body to be supported
, so that returning face plate when being turned to different angle, can make main body be in different degrees of tilt angle, and wedge shape is tied
The Non-slip material of structure rubber material be then in order to be contacted with placed side, allow returning face plate support use when more
The phenomenon that is added is firm, is not in sliding, and the inserted link on the right side of returning face plate bottom end, are in order to when returning face plate does not use
It waits, is inserted into inside jack, so that returning face plate will not be overturn, to be more flexible, to solve using closure
When, the structure for buffering impact force is incomplete, and being not easy to cushion impact forces after folding prevents damage screen, and existing
When in use, the structure of convenient support is incomplete according to demand for foldable electronic display device, is not easy to opening and using
When make electronic display unit inclination viewing the problem of.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the utility model.
Fig. 2 is the side view local interior structural schematic diagram of the utility model.
Fig. 3 is the fragmentary bottom machine partial enlargement structural representation of the utility model.
Fig. 4 is the top plate schematic perspective view of the utility model.
Fig. 5 is the handle side view schematic diagram of internal structure of the utility model.
Fig. 6 is the handle fragmentary bottom schematic diagram of internal structure of the utility model.
Fig. 7 is the main body fragmentary bottom structural schematic diagram of the utility model.
In figure, the corresponding relationship of component names and accompanying drawing number are as follows:
1, main body;101, via hole;102, slot;103, kerve;104, guide rod;105, interior storehouse;2, movable plate;201,
Contact block;202, fixture block;3, top plate;301, inserting block;302, pull rod;4, handle;401, fixing groove;402, it is embedded in item;403,
Fixed block;404, plug-in unit;5, loop bar;501, returning face plate;502, Non-slip material.
Specific embodiment
The embodiments of the present invention is described in further detail with reference to the accompanying drawings and examples.Following embodiment
For illustrating the utility model, but cannot be used to limit the scope of the utility model.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more;Term
The orientation of the instructions such as "upper", "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " head ", " tail portion " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is construed as a limitation of the present invention.In addition, term " first ", " second ", " third " etc. are used for description purposes only, and cannot
It is interpreted as indication or suggestion relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can
To be mechanical connection, it is also possible to be electrically connected;It can be directly connected, it can also be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Embodiment:
As shown in attached drawing 1 to attached drawing 5:
The utility model provides a kind of folding flexible electronic display equipment, including main body 1, via hole 101, slot
102, kerve 103, guide rod 104, interior storehouse 105, movable plate 2, contact block 201, fixture block 202, top plate 3, inserting block 301, pull rod
302, handle 4, fixing groove 401 is embedded in item 402, fixed block 403, plug-in unit 404, loop bar 5, returning face plate 501 and Non-slip material 502;Institute
1 rectangular plate-like folding structure of main body is stated, the top of the main body 1 is equipped with electronic display, furthermore, the inside of via hole 101 is logical
The mode for crossing inserting is equipped with plug-in unit 404, and the both ends insertion of main body 1 is mounted on the inside of fixing groove 401, also, slot 102
Inside insertion be equipped with insertion item 402;Interior storehouse 105 is equipped with inside the right side of the main body 1;In the bottom of the fixture block 202
Meta position installs fluted, and movable plate 2 is mounted on the inside in interior storehouse 105 by way of insertion, and the two sides top of movable plate 2
End is connected by spring with the inner tip in interior storehouse 105;The top plate 3 is mounted in interior storehouse 105 by way of insertion
Portion bottom end, and the two sides insertion of top plate 3 is mounted in the groove of interior 105 two sides of the bottom of storehouse;The inner end of the fixed block 403 passes through
Spring is connected with the inside of insertion item 402, and the bottom end of fixed block 403 is equipped with force rod, and the inner tip of fixing groove 401
Inside is equipped with plug-in unit 404 by way of insertion, and the bottom of plug-in unit 404 is arcuate structure, and the inner end of plug-in unit 404
By being connected inside spring and handle 4;The loop bar 5 and returning face plate 501 are mounted on kerve 103 by way of insertion
Inside, and loop bar 5 is mounted on the outside of guide rod 104 by way of suit, and the bottom right of returning face plate 501 is equipped with inserted link,
And inserted link insertion is mounted on inside the jack on 103 right side of kerve.
Wherein, via hole 101 of the top two sides of the bottom of the main body 1 equipped with cylindrical structure, and via hole 101
Apical lateral is ramp-like configuration, and the two sides of the bottom of main body 1 are equipped with the slot 102 of L-shaped structure, and slot 102 is outer
End margin position is ramp-like configuration, and via hole 101 herein is for being inserted into plug-in unit 404, so that handle 4 is in installation
Afterwards, it can be auxiliarily fixed, and slot 102 is then for being inserted into insertion item 402 handle 4 to be fixed
Use, and the outer end ramp-like configuration of slot 102, be in order to when insertion is embedded in item 402 can more it is laborsaving quickly.
Wherein, the bottom middle position of the main body 1 is equipped with the kerve 103 of U-shaped structure, and the bottom right of kerve 103
Equipped with cylindrical structure jack, and the top two sides of kerve 103 are equipped with the guide rod 104 of cylindrical structure, kerve 103 herein
Be for being embedded in installation loop bar 5 and returning face plate 501, can be with so that loop bar 5 and returning face plate 501 are when not in use
Insertion is mounted on the inside of kerve 103, so that the normal use of main body 1 is not influenced, and guide rod 104 is then for installing loop bar 5
, allow loop bar 5 to use up row rotation along guide rod 104 and uses.
Wherein, the movable plate 2 is rectangular plate-like structure, and the top of movable plate 2 is equipped with rubber by way of bonding
The contact block 201 of glue material matter, and the bottom middle position of movable plate 2 is equipped with the fixture block 202 that two sides are ramp-like configuration, herein
Movable plate 2 be for driving contact block 201 to carry out movement, can be by contact block 201 so that movable plate 2 is after movement
Ejection, so that main body 1 is after folding, can be contacted by contact block 201, so that the impact force of doubling is buffered, when preventing long
Between after use, influence whether the service life of main body 1, and contact block 201 is rubber material, is to can preferably buffer
Impact force, and the top of movable plate 2 is connected by spring with the inner tip in interior storehouse 105, then is in order to enable in releasing pair
After the limit of movable plate 2 and contact block 201, spring can support movable plate 2 and contact block 201 to move down, so that
Contact block 201 can inside contract, and fixture block 202 is then for contacting with inserting block 301, so that top plate 3 drives inserting block 301 to move
After dynamic, the bottom middle position of fixture block 202 can be inserted by inserting block 301, so that contact block 201 is jacked up, thus
The impact force folded is buffered, and the two sides of fixture block 202 are ramp-like configuration, are in order to enable inserting block 301 is jacked up mobile
When can be more smooth.
Wherein, the top plate 3 is T shape strip structure, and the top of top plate 3 is equipped with the inserting block 301 of trapezium structure, and
And the side of top plate 3 is equipped with the pull rod 302 of rectangular configuration, top plate 3 herein is for passing through pull rod 302 in outside by manpower
It is mobile to carry out manipulation, allow when needing using contact block 201 by manpower using pull rod 302 by top plate 3 into
Row movement, allows inserting block 301 to be embedded in the bottom internal for being mounted on fixture block 202, so that contact block 201 is jacked up, so that
Contact block 201 can buffer the impact force of folding.
Wherein, the handle 4 is arc strip structure, and the side of handle 4 is equipped with the fixing groove 401 of rectangular configuration,
And the inside of fixing groove 401 is equipped with the insertion item 402 of rectangular slat shape structure, and the inner end insertion for being embedded in item 402 is equipped with admittedly
Determine block 403, handle 4 herein is the two sides for being mounted on main body 1 so that main body 1 use or play game when, can
To be manipulated by handle 4, and fixing groove 401 is then the both ends for being embedded in main body 1, and be embedded in item 402 then and be for
It is inserted into the inside of slot 102, and fixed block 403 is then the inner end for being embedded into slot 102, so that handle 4 can be with
It is fixed more firm.
Wherein, the loop bar 5 is cylindrical interior hollow structure, and the middle position of loop bar 5 is connected by silica gel sleeve pipe
It connects, and the bottom of loop bar 5 is equipped with the returning face plate 501 of rectangular plate-like structure, and the bottom of returning face plate 501 is pacified by way of bonding
Non-slip material 502 equipped with wedge-shaped rubber material, loop bar 5 herein are for driving returning face plate 501 to be installed, so that loop bar
5 can be rotated in the outside of guide rod 104, so that returning face plate 501 be driven to be overturn, allow returning face plate 501 by master
Body 1 is supported, so that main body 1 can be fixed on to inclination angle appropriate when watching main body 1, and in loop bar 5
Between position be connected by silica gel sleeve pipe, be in order to main body 1 folding after, can make loop bar 5 and then fold, do not influence main body
1 use, and returning face plate 501 is then for main body 1 to be supported, so that returning face plate 501 is being turned to different angle
When, main body 1 can be made to be in different degrees of tilt angle, and the Non-slip material 502 of wedge structure rubber material be then in order to
It is contacted with placed side, returning face plate 501 is more consolidated when supporting and using, is not in sliding
Phenomenon, and the inserted link on the right side of 501 bottom end of returning face plate are to be inserted into inside jack when returning face plate 501 does not use
, so that returning face plate 501 will not be overturn, to be more flexible.
The specifically used mode and effect of the present embodiment:
In the utility model, first by manpower by main body 1 carry out using, when needing 1 stored collapsed of main body,
Can pull rod 302 by manpower pulling, top plate 3 is moved, so that inserting block 301 is inserted into the bottom of fixture block 202
Portion jacks up movable plate 2 and contact block 201, then main body 1 is closed by manpower, so that rubber material connects
Contact block 201 is contacted with the main body 1 after doubling, so that cushion impact forces, prevent from causing main body 1 after long-time use
Damage can be pulled, so that inserted link when needing use that main body 1 is supported viewing by manpower hand and silica gel sleeve pipe
It is detached from, then overturns returning face plate 501, to make Non-slip material 502 be contacted with placed side, thus by main body inside from jack
The two sides of main body 1, when needing the object for appreciation game of handle 4, can be embedded into fixing groove 401 by 1 support by manpower
Portion, so that insertion item 402 is inserted into the inside of slot 102, so that fixed block 403 is inserted into the inner end of slot 102, thus will
Main body 1 is fixed.
The embodiments of the present invention are given for the purpose of illustration and description, and are not exhaustively or to incite somebody to action
The utility model is limited to disclosed form.Many modifications and variations are aobvious and easy for the ordinary skill in the art
See.Embodiment was chosen and described in order to better illustrate the principle and practical application of the utility model, and makes this field
Those of ordinary skill it will be appreciated that the utility model to designing various embodiments suitable for specific applications with various modifications.
Claims (7)
1. a kind of folding flexible electronic shows equipment, it is characterised in that: the folding flexible electronic shows that equipment includes:
Main body (1), via hole (101), slot (102), kerve (103), guide rod (104), interior storehouse (105), movable plate (2) connect
Contact block (201), fixture block (202), top plate (3), inserting block (301), pull rod (302), handle (4), fixing groove (401) are embedded in item
(402), fixed block (403), plug-in unit (404), loop bar (5), returning face plate (501) and Non-slip material (502);
Main body (1) the rectangular plate-like folding structure, the top of the main body (1) are equipped with electronic display, furthermore, via hole
(101) inside is equipped with plug-in unit (404) by way of inserting, and the both ends insertion of main body (1) is mounted on fixing groove (401)
Inside, also, slot (102) inside insertion be equipped with insertion item (402);It is equipped with inside the right side of the main body (1) interior
Storehouse (105);The bottom middle position of the fixture block (202) is equipped with groove, and in movable plate (2) is mounted on by way of insertion
The inside in storehouse (105), and the two sides top of movable plate (2) is connected by spring with the inner tip of interior storehouse (105);It is described
Top plate (3) is mounted on the inner bottom of interior storehouse (105) by way of insertion, and the two sides insertion of top plate (3) is mounted on interior storehouse
(105) in the groove of two sides of the bottom;The inner end of the fixed block (403) is connected by spring with the inside of insertion item (402),
And the bottom end of fixed block (403) is equipped with force rod, and is equipped with by way of insertion inside the inner tip of fixing groove (401)
Plug-in unit (404), and the bottom of plug-in unit (404) is arcuate structure, and the inner end of plug-in unit (404) passes through in spring and handle (4)
Portion is connected;The loop bar (5) and returning face plate (501) are mounted on the inside of kerve (103), and loop bar by way of insertion
(5) outside of guide rod (104) is mounted on by way of suit, and the bottom right of returning face plate (501) is equipped with inserted link, and inserted link
Insertion is mounted on inside the jack on the right side of kerve (103).
2. folding flexible electronic shows equipment as described in claim 1, it is characterised in that: the top bottom of the main body (1)
Portion two sides are equipped with the via hole (101) of cylindrical structure, and the apical lateral of via hole (101) is ramp-like configuration, and main
The two sides of the bottom of body (1) are equipped with the slot (102) of L-shaped structure, and the outer end edges position of slot (102) is skewed knot
Structure.
3. folding flexible electronic shows equipment as described in claim 1, it is characterised in that: in the bottom of the main body (1)
Meta position installs the kerve (103) of U-shaped structure, and the bottom right of kerve (103) is equipped with cylindrical structure jack, and kerve
(103) top two sides are equipped with the guide rod (104) of cylindrical structure.
4. folding flexible electronic shows equipment as described in claim 1, it is characterised in that: the movable plate (2) is rectangle
Plate structure, and the top of movable plate (2) is equipped with the contact block (201) of rubber material by way of bonding, and mobile
The bottom middle position of plate (2) is equipped with the fixture block (202) that two sides are ramp-like configuration.
5. folding flexible electronic shows equipment as described in claim 1, it is characterised in that: the top plate (3) is T shape strip
Shape structure, and the top of top plate (3) is equipped with the inserting block (301) of trapezium structure, and the side of top plate (3) is equipped with rectangular configuration
Pull rod (302).
6. folding flexible electronic shows equipment as described in claim 1, it is characterised in that: the handle (4) is that arc is long
Strip structure, and the side of handle (4) is equipped with the fixing groove (401) of rectangular configuration, and the inside of fixing groove (401) is equipped with rectangle
The insertion item (402) of strip structure, and the inner end insertion for being embedded in item (402) is equipped with fixed block (403).
7. folding flexible electronic shows equipment as described in claim 1, it is characterised in that: the loop bar (5) is cylinder
Hollow structure inside, and the middle position of loop bar (5) is connected by silica gel sleeve pipe, and the bottom of loop bar (5) is equipped with rectangular slab
The returning face plate (501) of shape structure, and the bottom of returning face plate (501) is equipped with the anti-skidding of wedge-shaped rubber material by way of bonding
Part (502).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920604724.5U CN209560901U (en) | 2019-04-29 | 2019-04-29 | A kind of folding flexible electronic display equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920604724.5U CN209560901U (en) | 2019-04-29 | 2019-04-29 | A kind of folding flexible electronic display equipment |
Publications (1)
Publication Number | Publication Date |
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CN209560901U true CN209560901U (en) | 2019-10-29 |
Family
ID=68313273
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Application Number | Title | Priority Date | Filing Date |
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CN201920604724.5U Expired - Fee Related CN209560901U (en) | 2019-04-29 | 2019-04-29 | A kind of folding flexible electronic display equipment |
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CN (1) | CN209560901U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115100960A (en) * | 2022-06-22 | 2022-09-23 | 武汉天马微电子有限公司 | Flexible display device |
-
2019
- 2019-04-29 CN CN201920604724.5U patent/CN209560901U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115100960A (en) * | 2022-06-22 | 2022-09-23 | 武汉天马微电子有限公司 | Flexible display device |
CN115100960B (en) * | 2022-06-22 | 2023-06-02 | 武汉天马微电子有限公司 | Flexible display device |
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GR01 | Patent grant | ||
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191029 Termination date: 20200429 |
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CF01 | Termination of patent right due to non-payment of annual fee |