CN211479519U - Specimen display box for biological teaching - Google Patents
Specimen display box for biological teaching Download PDFInfo
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- CN211479519U CN211479519U CN202020491291.XU CN202020491291U CN211479519U CN 211479519 U CN211479519 U CN 211479519U CN 202020491291 U CN202020491291 U CN 202020491291U CN 211479519 U CN211479519 U CN 211479519U
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- 244000309464 bull Species 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 4
- 239000012472 biological sample Substances 0.000 description 20
- 239000000523 sample Substances 0.000 description 5
- 241001310793 Podium Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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Abstract
The utility model discloses a sample display box for biological teaching, be the transparent display box that the opening set up including one side, one side movable contact of transparent display box has transparent shutter, transparent shutter is close to one side top and the equal fixed mounting in one side bottom of transparent display box and has the locating plate, and transparent display box movable sleeve establishes on two locating plates, and locating plate screw-thread fastening that lies in the top in two locating plates is on transparent display box. The utility model relates to a rationally, convenient operation is convenient for carry out the centre gripping simultaneously to a plurality of biological specimens and fixes, and the student of being convenient for is more audio-visual watches the contrast, is convenient for adjust the clamping-force size of grip block at the in-process of centre gripping, avoids causing biological specimen to be pressed from both sides bad phenomenon because of the clamping-force is too big, and is convenient for rotate biological specimen, reaches the student of being convenient for and follows the purpose that different angles watched, satisfies the user demand.
Description
Technical Field
The utility model relates to a sample display box technical field especially relates to a sample display box for biological teaching.
Background
In the biological teaching practice of school, the mr lets the better understanding of student and master various biology in order to improve biological teaching's quality, can show multiple biological sample usually on the podium, lets student contrast, observation to improve perceptual knowledge, but because biological sample itself is very fragile, therefore biological sample places in the specimen box mostly.
Present specimen-box is not convenient for carry out the centre gripping simultaneously to a plurality of specimens and fixes and show, mostly can need to use multiple biological specimen in biological teaching, present specimen-box is most can only be fixed to a specimen, change next specimen after the show is accomplished and demonstrate, this kind of show mode is directly perceived inadequately, the student contrast of being not convenient for, and present specimen-box observation angle is single, the student can only follow an angle and observe the specimen, the classmate that leads to other directions can not see, and then influence the teaching, can not satisfy the user demand, therefore we have proposed sample show case for biological teaching and have been used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a specimen display box for biological teaching.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a specimen display box for biological teaching comprises a transparent display box with an opening at one side, wherein a transparent shutter is movably contacted at one side of the transparent display box, positioning plates are fixedly arranged at the top and the bottom of one side of the transparent shutter close to the transparent display box, the transparent display box is movably sleeved on the two positioning plates, one of the two positioning plates positioned above is fastened on the transparent display box through threads, a clamping fixed rotary display mechanism and a clamping buffer mechanism matched with the clamping fixed rotary display mechanism are arranged in the transparent display box, the clamping fixed rotary display mechanism comprises a driving motor fixedly arranged on the inner wall of the bottom of the transparent display box, a rotating shaft is fixedly arranged at the top end of an output shaft of the driving motor, two first through holes are arranged at one side of the rotating shaft, and two first positioning rods are fixedly arranged between the inner wall of the top and the inner wall of the bottom of the first, two first placing boxes with openings at the tops are fixedly arranged on two sides of the rotating shaft, one side of each first placing box, which is far away from the rotating shaft, is provided with an opening, a second placing box with an opening at the bottom is arranged above the first placing boxes, one side of each second placing box, which is far away from the rotating shaft, is provided with an opening, the same connecting rod is fixedly arranged between the mutually close sides of the two second placing boxes which are opposite from each other left and right, the connecting rods are positioned in the corresponding first through holes, the connecting rods are slidably sleeved on the corresponding two first positioning rods, the mutually close sides of the two connecting rods are fixedly provided with the same screw rod, one side of the rotating shaft is provided with a second through hole positioned between the two first through holes, a first bevel gear is rotatably arranged on the inner wall at the bottom of the second through hole, the screw rod is positioned in the second through hole, the first bevel gear is threadedly sleeved on the, the right side of the second bevel gear is fixedly provided with a rotating rod, one end of the rotating rod extends out of the rotating shaft and is fixedly provided with a knob, and the rotating shaft is rotatably sleeved on the rotating rod.
Preferably, centre gripping buffer gear places the grip block of incasement including setting up at first place the case and the second, the equal fixed mounting in one side that two relative grip blocks kept away from each other from top to bottom has the U-shaped locating lever, the one side that two relative grip blocks are close to each other from top to bottom all establishes to the arcwall face, the U-shaped locating lever that is located first place the incasement keeps away from one side of corresponding grip block and extends to first place the incasement outside, the U-shaped locating lever that is located the second place the incasement keeps away from one side of corresponding grip block and extends to the second and place the incasement outside, the one end that equal fixed mounting has a plurality of springs on the bottom inner wall of first place the case and the top inner wall of second place the case, the other end of spring and the one side fixed connection that the corresponding grip block is close.
Preferably, the same circular hole has been seted up between the bottom inner wall of second through-hole and the top inner wall of a first through-hole that is located the below in two first through-holes, and the circular hole internal fixation cover is equipped with first bearing, and the bottom fixed mounting of first bevel gear has the pipe, and the bottom of pipe extends to in the circular hole, the inboard outside fixed connection with the pipe of the inner circle of first bearing.
Preferably, a threaded hole is formed in the top of the first bevel gear, and the threaded hole is in threaded connection with the screw rod.
Preferably, the same through hole is formed between the inner wall of the top of the second through hole and the inner wall of the bottom of one of the two first through holes, which is located above the second through hole, the screw rod is located in the through hole, and the side wall of the through hole is not in contact with the outer side of the screw rod.
Preferably, two square holes are formed in the top of the connecting rod, and the inner wall of each square hole is connected with the outer side of the corresponding first positioning rod in a sliding mode.
Preferably, two rectangular holes are formed in the inner wall of the bottom of the first placing box and the inner wall of the top of the second placing box, and the inner walls of the rectangular holes are connected with the corresponding outer sides of the U-shaped positioning rods in a sliding mode.
Preferably, a thread groove is formed in the top of one positioning plate, a fastening bolt is sleeved in the thread groove, the top of the fastening bolt extends to the upper portion of the transparent display box, and the transparent display box is sleeved with the fastening bolt in a threaded manner.
Compared with the prior art, the beneficial effects of the utility model are that:
through the transparent display box, the transparent stop door, the positioning plate, the driving motor, the rotating shaft, the first through hole, the first positioning rod, the first placing box, the second placing box, the connecting rod, the screw rod, the second through hole, the first bevel gear, the second bevel gear, the rotating rod, the clamping plate and the U-shaped positioning rod, which are matched with the spring, when a biological sample needs to be fixed in the transparent display box for display, the forward rotating fastening bolt gradually moves out of the threaded groove, then the transparent stop door is pulled to the direction far away from the transparent display box to be taken down from the transparent display box, a plurality of samples are respectively placed in the corresponding first placing boxes and are in movable contact with the tops of the clamping plates, then the forward rotating knob rotates through the rotating rod and the first bevel gear driven by the second bevel gear, the first bevel gear rotates and drives the screw rod to move downwards, the screw rod respectively drives the corresponding second placing boxes to move downwards through the two connecting rods, the second is placed the case and is driven the grip block through the U-shaped locating lever that corresponds and move to when contacting with the biological sample that corresponds to the direction that is close to biological sample, continue to rotate the knob, make the second place the case and continue to move and compress the spring that corresponds, the second is placed the case and is moved biological sample downstream and extrude the grip block of its bottom through the grip block that corresponds, make the grip block that is located its below compress the spring that corresponds downwards, adjust grip block when the clamping-force of grip block to sample big or small, the stall knob, make biological sample fixed, when needing to show biological sample for the student of equidirectional, start driving motor and drive a plurality of biological samples through pivot and a plurality of first cases of placing and rotate, make things convenient for the student to watch through transparent show case can follow different angles.
The utility model relates to a rationally, convenient operation is convenient for carry out the centre gripping simultaneously to a plurality of biological specimens and fixes, and the student of being convenient for is more audio-visual watches the contrast, is convenient for adjust the clamping-force size of grip block at the in-process of centre gripping, avoids causing biological specimen to be pressed from both sides bad phenomenon because of the clamping-force is too big, and is convenient for rotate biological specimen, reaches the student of being convenient for and follows the purpose that different angles watched, satisfies the user demand.
Drawings
FIG. 1 is a schematic cross-sectional view of a specimen display box for biological teaching according to the present invention;
fig. 2 is an enlarged schematic view of a portion a in fig. 1.
In the figure: the display cabinet comprises a transparent display box 1, a transparent stop door 2, a positioning plate 3, a driving motor 4, a rotating shaft 5, a first through hole 6, a first positioning rod 7, a first placing box 8, a second placing box 9, a connecting rod 10, a screw rod 11, a second through hole 12, a first bevel gear 13, a second bevel gear 14, a rotating rod 15, a clamping plate 16, a U-shaped positioning rod 17 and a spring 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-2, a specimen display box for biological teaching comprises a transparent display box 1 with an opening at one side, a transparent door 2 movably contacted with one side of the transparent display box 1, positioning plates 3 fixedly mounted on the top and the bottom of one side of the transparent door 2 close to the transparent display box 1, the transparent display box 1 movably sleeved on the two positioning plates 3, one positioning plate 3 positioned above the two positioning plates 3 screwed on the transparent display box 1, a clamping fixed rotary display mechanism and a clamping buffer mechanism matched with the clamping fixed rotary display mechanism arranged in the transparent display box 1, the clamping fixed rotary display mechanism comprising a driving motor 4 fixedly mounted on the inner wall of the bottom of the transparent display box 1, a rotating shaft 5 fixedly mounted on the top end of an output shaft of the driving motor 4, two first through holes 6 arranged on one side of the rotating shaft 5, two first positioning rods 7 fixedly mounted between the inner wall of the top and the inner wall of the first through holes 6, two first placing boxes 8 with openings at the tops are fixedly arranged on two sides of a rotating shaft 5, one side of each first placing box 8, which is far away from the rotating shaft 5, is provided with an opening, a second placing box 9 with an opening at the bottom is arranged above each first placing box 8, one side of each second placing box 9, which is far away from the rotating shaft 5, is provided with an opening, the same connecting rod 10 is fixedly arranged between the mutually close sides of the two second placing boxes 9 which are opposite from each other left and right, the connecting rod 10 is positioned in the corresponding first through hole 6, the connecting rod 10 is slidably sleeved on the corresponding two first positioning rods 7, the same screw rod 11 is fixedly arranged on the mutually close side of the two connecting rods 10, one side of the rotating shaft 5 is provided with a second through hole 12 positioned between the two first through holes 6, a first bevel gear 13 is rotatably arranged on the inner wall of the bottom of the second through hole 12, the screw rod 11 is positioned in the second through hole, the meshing of first bevel gear 13's top one side has second bevel gear 14, and second bevel gear 14's right side fixed mounting has bull stick 15, and the one end of bull stick 15 extends to pivot 5 outer and fixed mounting has the knob, and pivot 5 rotates the cover and establishes on bull stick 15, the utility model relates to a rationally, convenient operation, it is fixed to be convenient for carry out the centre gripping to a plurality of biological specimens simultaneously, and the student of being convenient for more audio-visual watches the contrast, is convenient for adjust the clamping-force size of grip block 16 at the in-process of centre gripping, avoids being caused biological specimen by the phenomenon of clamp damage because of the clamping-force is too big, and is convenient for rotate biological specimen, reaches the student of being convenient for and watches from different angles, satisfies the user demand.
The utility model discloses in, centre gripping buffer gear is including setting up at the first grip block 16 of placing case 8 and second in placing case 9, the equal fixed mounting in one side that two relative grip blocks 16 kept away from each other has U-shaped locating lever 17 from top to bottom, the one side that two relative grip blocks 16 are close to each other from top to bottom all is established to the arcwall face, it extends to outside the first case 8 of placing to be located one side that U-shaped locating lever 17 in the first case 8 kept away from corresponding grip block 16, it extends to outside the second places case 9 to be located one side that U-shaped locating lever 17 in the second case 9 kept away from corresponding grip block 16, equal fixed mounting has the one end of a plurality of circular ports 18 on the top inner wall of case 9 is placed to first bottom inner wall and the second of placing case 8, the other end of spring 18 is close to one side fixed connection of U-shaped locating lever 17 with corresponding grip block 16, set up same circular port between the top inner wall of a first through-hole 6 that lies in the below in bottom inner wall of second through- A first bearing is fixedly sleeved in the circular hole, a circular pipe is fixedly installed at the bottom of the first bevel gear 13, the bottom end of the circular pipe extends into the circular hole, the inner side of an inner ring of the first bearing is fixedly connected with the outer side of the circular pipe, a threaded hole is formed in the top of the first bevel gear 13 and is in threaded connection with the screw rod 11, the same through hole is formed between the inner wall of the top of the second through hole 12 and the inner wall of the bottom of one first through hole 6 positioned above the two first through holes 6, the screw rod 11 is positioned in the through hole, the side wall of the through hole is not in contact with the outer side of the screw rod 11, two square holes are formed in the top of the connecting rod 10, the inner walls of the square holes are in sliding connection with the outer sides of the corresponding first positioning rods 7, two rectangular holes are formed in the inner walls of the bottom of the first placing box 8 and the inner wall of the, the thread groove has been seted up at the top of locating plate 3, and thread groove thread bush is equipped with fastening bolt, and fastening bolt's top extends to transparent display box 1's top, and the threaded sleeve of transparent display box 1 is established on fastening bolt, the utility model relates to a rationally, convenient operation, it is fixed to be convenient for carry out the centre gripping to a plurality of biological specimens simultaneously, and the student of being convenient for more audio-visually watches the contrast, is convenient for adjust the clamping-force size of grip block 16 at the in-process of centre gripping, avoids causing biological specimens to be pressed from both sides bad phenomenon because of the clamping-force is too big, and is convenient for rotate biological specimens, reaches the purpose that the student of being convenient for watched from different angles, satisfies the user.
The working principle is as follows: when the biological specimen is required to be fixed in the transparent display box 1 for display, the fastening bolt is rotated in the forward direction, the fastening bolt is gradually moved out of the thread groove while rotating, so that the fixing of one positioning plate 3 is released, then the transparent shutter 2 is pulled in the direction far away from the transparent display box 1, the transparent shutter 2 drives the two positioning plates 3 to move, namely the transparent shutter 2 can be taken down from the transparent display box 1, then a plurality of specimens are respectively placed between the corresponding first placing box 8 and the second placing box 9, at the moment, the bottom of the specimen is in movable contact with the top of the corresponding clamping plate 16, then the knob is rotated in the forward direction, the knob drives the rotating rod 15 to rotate, the rotating rod 15 drives the second bevel gear 14 to rotate, the second bevel gear 14 drives the first bevel gear 13 meshed with the second bevel gear to rotate, under the action of the threaded hole formed at the top of the first bevel gear 13, the first bevel gear 13 rotates and simultaneously drives the screw rod 11 to move downwards, the screw rod 11 drives the two connecting rods 10 to move downwards, the connecting rods 10 drive the corresponding second placing box 9 to move downwards, the second placing box 9 drives the clamping plate 16 to move towards the direction close to the biological sample through the corresponding U-shaped positioning rod 17, the clamping plate 16 is limited to move continuously when the clamping plate 16 is contacted with the corresponding biological sample, the knob is rotated continuously, the second placing box 9 moves continuously and compresses the corresponding spring 18, meanwhile, the second placing box 9 drives the biological sample to move downwards through the corresponding clamping plate 16 and extrudes the clamping plate 16 at the bottom of the biological sample, the extruding force enables the clamping plate 16 below the clamping plate to move downwards and compress the corresponding spring 18, when the clamping force of the clamping plate 16 on the sample is adjusted, the knob stops rotating, under the action of the self damping force of the threaded hole and the screw rod 11, the clamping plate 16 is fixed, so that the biological samples are fixed, the clamping and fixing of a plurality of biological samples are facilitated, a student can watch and compare the biological samples more visually, the elastic force of the spring 18 can buffer the clamping force of the clamping plate 16, and the phenomenon that the biological samples are clamped and damaged due to overlarge clamping force is avoided;
when the student of equidirectional not show biological sample as needs, start driving motor 4, driving motor 4's output shaft drives pivot 5 and rotates, and pivot 5 drives a plurality of biological samples through a plurality of first boxes 8 of placing and rotates, makes things convenient for the student to watch through different angles through transparent display box 1, improves the viewing range.
In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. Specimen display box for biological teaching, which comprises a transparent display box (1) with one side provided with an opening, wherein one side of the transparent display box (1) is movably contacted with a transparent shutter (2), and is characterized in that the transparent shutter (2) is fixedly provided with positioning plates (3) at the top and the bottom of one side close to the transparent display box (1), the transparent display box (1) is movably sleeved on the two positioning plates (3), one positioning plate (3) positioned above the two positioning plates (3) is fastened on the transparent display box (1) by screw threads, a clamping fixed rotary display mechanism and a clamping buffer mechanism matched with the clamping fixed rotary display mechanism are arranged in the transparent display box (1), the clamping fixed rotary display mechanism comprises a driving motor (4) fixedly arranged on the inner wall of the bottom of the transparent display box (1), the top end of an output shaft of the driving motor (4) is fixedly provided with a rotating shaft (5), two first through holes (6) are formed in one side of the rotating shaft (5), two first positioning rods (7) are fixedly installed between the top inner wall and the bottom inner wall of each first through hole (6), two first placing boxes (8) with the tops being arranged in an opening mode are fixedly installed on the two sides of the rotating shaft (5), one sides, far away from the rotating shaft (5), of the first placing boxes (8) are arranged to be opened, second placing boxes (9) with the bottoms being arranged in an opening mode are arranged above the first placing boxes (8), one sides, far away from the rotating shaft (5), of the second placing boxes (9) are arranged to be opened, the same connecting rod (10) is fixedly installed between the sides, close to each other, of the two second placing boxes (9) opposite to each other in the left and right directions, the connecting rod (10) is located in the corresponding first through holes (6), the connecting rods (10) are slidably sleeved on the corresponding two first positioning rods (7), one side, the same screw rod (11), second through hole (12) that are located between two first through holes (6) are seted up to one side of pivot (5), rotate on the bottom inner wall of second through hole (12) and install first bevel gear (13), screw rod (11) are located second through hole (12), first bevel gear (13) screw thread cover is established on screw rod (11), the meshing of top one side of first bevel gear (13) has second bevel gear (14), the right side fixed mounting of second bevel gear (14) has bull stick (15), the one end of bull stick (15) extends to outside pivot (5) and fixed mounting has the knob, pivot (5) are rotated the cover and are established on bull stick (15).
2. The specimen display box for biological teaching according to claim 1, wherein the clamping buffer mechanism comprises clamping plates (16) arranged in a first placing box (8) and a second placing box (9), wherein one sides of the two clamping plates (16) opposite to each other are fixedly provided with U-shaped positioning rods (17), one sides of the two clamping plates (16) opposite to each other are arranged to be arc-shaped surfaces, one sides of the U-shaped positioning rods (17) in the first placing box (8) far away from the corresponding clamping plates (16) extend out of the first placing box (8), one sides of the U-shaped positioning rods (17) in the second placing box (9) far away from the corresponding clamping plates (16) extend out of the second placing box (9), and one ends of a plurality of springs (18) are fixedly arranged on the inner bottom wall of the first placing box (8) and the inner top wall of the second placing box (9), the other end of the spring (18) is fixedly connected with one side of the corresponding clamping plate (16) close to the U-shaped positioning rod (17).
3. The specimen display box for biological teaching according to claim 1, wherein a circular hole is formed between the bottom inner wall of the second through hole (12) and the top inner wall of the lower one of the two first through holes (6), a first bearing is fixedly sleeved in the circular hole, a circular tube is fixedly mounted at the bottom of the first bevel gear (13), the bottom end of the circular tube extends into the circular hole, and the inner side of the inner ring of the first bearing is fixedly connected with the outer side of the circular tube.
4. The specimen display box for biological teaching according to claim 1, wherein a threaded hole is formed in the top of the first bevel gear (13), and the threaded hole is in threaded connection with the screw (11).
5. The specimen display box for biological teaching according to claim 1, wherein the same through hole is formed between the top inner wall of the second through hole (12) and the bottom inner wall of the upper one (6) of the two first through holes (6), the screw (11) is located in the through hole, and the side wall of the through hole is not in contact with the outer side of the screw (11).
6. The specimen display box for biological teaching according to claim 1, wherein two square holes are opened at the top of the connecting rod (10), and the inner walls of the square holes are slidably connected with the outer sides of the corresponding first positioning rods (7).
7. The specimen display box for biological teaching according to claim 2, wherein the bottom inner wall of the first placing box (8) and the top inner wall of the second placing box (9) are both provided with two rectangular holes, and the inner walls of the rectangular holes are slidably connected with the outer sides of the corresponding U-shaped positioning rods (17).
8. The specimen display box for biological teaching according to claim 1, wherein a threaded groove is formed at the top of one positioning plate (3), a fastening bolt is sleeved in the threaded groove, the top of the fastening bolt extends to the upper part of the transparent display box (1), and the transparent display box (1) is sleeved on the fastening bolt in a threaded manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020491291.XU CN211479519U (en) | 2020-04-07 | 2020-04-07 | Specimen display box for biological teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020491291.XU CN211479519U (en) | 2020-04-07 | 2020-04-07 | Specimen display box for biological teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211479519U true CN211479519U (en) | 2020-09-11 |
Family
ID=72363830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020491291.XU Expired - Fee Related CN211479519U (en) | 2020-04-07 | 2020-04-07 | Specimen display box for biological teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211479519U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112908136A (en) * | 2021-01-26 | 2021-06-04 | 甘肃农业大学 | Plant specimen preparation fixing device |
| CN113212937A (en) * | 2021-05-21 | 2021-08-06 | 甘肃中医药大学 | Be used for molecular biology to use sample classified storage device |
-
2020
- 2020-04-07 CN CN202020491291.XU patent/CN211479519U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112908136A (en) * | 2021-01-26 | 2021-06-04 | 甘肃农业大学 | Plant specimen preparation fixing device |
| CN113212937A (en) * | 2021-05-21 | 2021-08-06 | 甘肃中医药大学 | Be used for molecular biology to use sample classified storage device |
| CN113212937B (en) * | 2021-05-21 | 2022-08-30 | 甘肃中医药大学 | Be used for molecular biology to use sample classified storage device |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200911 Termination date: 20210407 |
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| CF01 | Termination of patent right due to non-payment of annual fee |