CN213588959U - Neurological walking aid - Google Patents

Neurological walking aid Download PDF

Info

Publication number
CN213588959U
CN213588959U CN202020886276.5U CN202020886276U CN213588959U CN 213588959 U CN213588959 U CN 213588959U CN 202020886276 U CN202020886276 U CN 202020886276U CN 213588959 U CN213588959 U CN 213588959U
Authority
CN
China
Prior art keywords
hole
groove
bevel gear
sliding
rotating rod
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
Application number
CN202020886276.5U
Other languages
Chinese (zh)
Inventor
曹健萍
于春华
于振华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Taizhou Hospital Of Traditional Chinese Medicine
Original Assignee
Taizhou Hospital Of Traditional Chinese Medicine
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Taizhou Hospital Of Traditional Chinese Medicine filed Critical Taizhou Hospital Of Traditional Chinese Medicine
Priority to CN202020886276.5U priority Critical patent/CN213588959U/en
Application granted granted Critical
Publication of CN213588959U publication Critical patent/CN213588959U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Rehabilitation Tools (AREA)

Abstract

The utility model belongs to the technical field of medical equipment, in particular to a neurology walking aid, aiming at the problem that the existing walking aid is inconvenient to be stored and carried, the utility model provides a proposal which comprises a mainboard, a first upright post is fixedly arranged on one side of the mainboard, a first chute is arranged at the bottom of the first upright post, a first sliding post is arranged in the first chute in a sliding way, a thread groove is arranged at the top of the first sliding post, a threaded rod is arranged in the thread groove, a second empty groove is arranged in the first upright post, a first through hole is arranged at the bottom of the second empty groove, the first through hole is communicated with the first chute, a first empty groove and a third empty groove are arranged in the mainboard, a third through hole is arranged on the side wall of the third empty groove, a second through hole is arranged on the side wall of the second empty groove, the second through hole is communicated with the third through hole, and the same first rotating rod is rotatably arranged in the second through hole, the utility model discloses can help capable ware convenient to accomodate and carry when using, simple structure, convenient to use.

Description

Neurological walking aid
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to a department of neurology helps capable ware.
Background
The walking aid is an appliance for assisting a human body to support weight, keep balance and walk, is used for assisting the human body to treat cerebrovascular diseases, cerebral infarction, cerebral hemorrhage, migraine, cerebral inflammatory diseases, encephalitis, meningitis, myelitis, epilepsy, dementia, metabolic diseases, hereditary tendency diseases, trigeminal neuralgia, sciatic neuropathy, peripheral neuropathy, myasthenia gravis and the like, is usually accompanied with the symptom of walking difficulty in the recovery stage of patients suffering from the diseases, and can be used for assisting the patients to recover.
Although the existing walking aid can support a human body, the existing walking aid is not convenient to store and carry due to large volume, and therefore a neurology walking aid is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the walking aid is not convenient to store and carry, and provides a neurology walking aid.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a neurology walking aid comprises a main board, wherein a first upright post is fixedly mounted on one side of the main board, a first sliding groove is formed in the bottom of the first upright post, a first sliding post is slidably mounted in the first sliding groove, a threaded groove is formed in the top of the first sliding post, a threaded rod is mounted in the threaded groove through threads, a second hollow groove is formed in the first upright post, a first through hole is formed in the bottom of the second hollow groove and communicated with the first sliding groove, a first hollow groove and a third hollow groove are formed in the main board, a third through hole is formed in the side wall of the third hollow groove, a second through hole is formed in the side wall of the second hollow groove and communicated with the third through hole, the same first rotating rod is rotatably mounted in the second through hole and the third through hole, a fourth through hole is formed in the bottom of the third hollow groove and communicated with the first hollow groove, and a second rotating rod is rotatably mounted in the fourth through hole;
the third spout has been seted up to one side of mainboard, the third spout communicates with each other with first dead slot, slidable mounting has the fixed plate in the third spout, the fourth dead slot has been seted up to one side of fixed plate, fixed mounting has the rack in the fourth dead slot, the spacing groove of two symmetries has been seted up at the top of fixed plate, one side fixed mounting of fixed plate has the second stand, the second spout has been seted up to the bottom of second stand, slidable mounting has the second slip post in the second spout, the equal fixed mounting in top of first stand and second stand has the handle, the bottom of first slip post and second slip post is all rotated and is installed the gyro wheel.
Preferably, the bottom and the side wall of the second empty groove are both fixedly provided with first bearings, inner rings of the two first bearings are respectively fixedly connected with the threaded rod and the outer side of the first rotating rod, the bottom of the third empty groove is fixedly provided with a second bearing, and an inner ring of the second bearing is fixedly connected with the outer side of the second rotating rod.
Preferably, one end of the threaded rod, which is located in the second empty groove, is fixedly provided with a first bevel gear, one end of the first rotating rod, which is located in the second empty groove, is fixedly provided with a second bevel gear, the other end of the first rotating rod is fixedly provided with a third bevel gear, one end of the second rotating rod, which is located in the first empty groove, is fixedly provided with a gear, the other end of the second rotating rod is fixedly provided with a fourth bevel gear, the first bevel gear is meshed with the second bevel gear, the third bevel gear is meshed with the fourth bevel gear, and the gear is meshed with the rack.
Preferably, the top and the bottom of fixed plate all fixed mounting have the stopper, the outside of stopper and the lateral wall sliding connection of first dead slot, and the fourth through-hole has been seted up at the top of mainboard, and slidable mounting has the bolt in the fourth through-hole, the one end and the spacing groove joint of bolt.
Preferably, one side of the first sliding column is fixedly connected with one end of a first connecting rod, the other end of the first connecting rod is provided with a fourth sliding groove, one side of the second sliding column is fixedly connected with a second connecting rod, and the outer side of the second connecting rod is connected with the inner wall of the fourth sliding groove in a sliding manner.
Compared with the prior art, the utility model has the advantages of:
1. this scheme can be through taking off the bolt, and then remove fixed plate to first dead slot in to the horizontal area occupied that makes to help capable ware reduces.
2. This scheme can be through removing the fixed plate, and then drive the rack and remove, and the rack drives gear revolve, and fourth bevel gear drives third bevel gear and rotates, and second bevel gear drives first bevel gear and rotates, and first bevel gear drives the threaded rod and rotates to can make first slip post and second slip post remove respectively to first spout and second spout in, reduce vertical area occupied.
The utility model discloses can make and help capable ware convenient to accomodate and carry when using, simple structure, convenient to use.
Drawings
FIG. 1 is a schematic structural view of a neurological walker according to the present invention;
FIG. 2 is an enlarged schematic structural view of part A of FIG. 1 of the neurological walker provided by the present invention;
FIG. 3 is a schematic structural view of a side view of the walking aid for neurology department of the present invention.
In the figure: 1 main board, 2 first dead slots, 3 third dead slots, 4 first rotating rods, 5 fixing plates, 6 fourth dead slots, 7 racks, 8 first upright posts, 9 first sliding grooves, 10 first sliding posts, 11 threaded grooves, 12 threaded rods, 13 second dead slots, 14 first bevel gears, 15 second bevel gears, 16 first connecting rods, 17 second connecting rods, 18 second upright posts, 19 second sliding grooves, 20 second sliding posts, 21 third bevel gears, 22 fourth bevel gears, 23 second rotating rods, 24 gears, 25 limiting blocks, 26 limiting grooves, 27 bolts, 28 rollers and 29 handles.
Detailed Description
The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.
Example one
Referring to fig. 1-3, a neurological walking aid comprises a main board 1, a first upright post 8 is fixedly installed on one side of the main board 1, a first sliding groove 9 is formed in the bottom of the first upright post 8, a first sliding post 10 is slidably installed in the first sliding groove 9, a threaded groove 11 is formed in the top of the first sliding post 10, a threaded rod 12 is installed in the threaded groove 11 through threads, a second hollow groove 13 is formed in the first upright post 8, a first through hole is formed in the bottom of the second hollow groove 13 and communicated with the first sliding groove 9, a first hollow groove 2 and a third hollow groove 3 are formed in the main board 1, a third through hole is formed in the side wall of the third hollow groove 3, a second through hole is formed in the side wall of the second hollow groove 13 and communicated with the third through hole, the same first rotating rod 4 is rotatably installed in the second through hole and the third through hole, a fourth through hole is formed in the bottom of the third hollow groove 3, the fourth through hole is communicated with the first empty groove 2, and a second rotating rod 23 is rotatably arranged in the fourth through hole;
third spout has been seted up to one side of mainboard 1, the third spout communicates with each other with first dead slot 2, slidable mounting has fixed plate 5 in the third spout, fourth dead slot 6 has been seted up to one side of fixed plate 5, fixed mounting has rack 7 in the fourth dead slot 6, spacing groove 26 of two symmetries has been seted up at the top of fixed plate 5, one side fixed mounting of fixed plate 5 has second stand 18, second spout 19 has been seted up to the bottom of second stand 18, slidable mounting has second sliding column 20 in the second spout 19, the equal fixed mounting in top of first stand 8 and second stand 18 has handle 29, gyro wheel 28 has all been installed in the bottom of first sliding column 10 and second sliding column 20 rotation.
In this embodiment, the bottom and the side wall of the second empty groove 13 are both fixedly provided with first bearings, the inner rings of the two first bearings are respectively fixedly connected with the outer sides of the threaded rod 12 and the first rotating rod 4, the bottom of the third empty groove 3 is fixedly provided with a second bearing, and the inner ring of the second bearing is fixedly connected with the outer side of the second rotating rod 23.
In this embodiment, a first bevel gear 14 is fixedly installed at one end of the threaded rod 12 located in the second empty slot 13, a second bevel gear 15 is fixedly installed at one end of the first rotating rod 4 located in the second empty slot 13, a third bevel gear 21 is fixedly installed at the other end of the first rotating rod 4, a gear 24 is fixedly installed at one end of the second rotating rod 23 located in the first empty slot 2, a fourth bevel gear 22 is fixedly installed at the other end of the second rotating rod 23, the first bevel gear 14 is engaged with the second bevel gear 15, the third bevel gear 21 is engaged with the fourth bevel gear 22, and the gear 24 is engaged with the rack 7.
In this embodiment, the top and the equal fixed mounting in bottom of fixed plate 5 have stopper 25, and the outside of stopper 25 and the lateral wall sliding connection of first dead slot 2, the fourth through-hole has been seted up at the top of mainboard 1, and slidable mounting has bolt 27 in the fourth through-hole, and bolt 27's one end and spacing groove 26 joint.
In this embodiment, one side of the first sliding column 10 is fixedly connected with one end of a first connecting rod 16, the other end of the first connecting rod 16 is provided with a fourth sliding chute, one side of the second sliding column 20 is fixedly connected with a second connecting rod 17, and the outer side of the second connecting rod 17 is slidably connected with the inner wall of the fourth sliding chute.
Example two
Referring to fig. 1-3, a neurology walking aid comprises a main board 1, a first upright post 8 is fixedly installed on one side of the main board 1 by welding, a first sliding groove 9 is formed in the bottom of the first upright post 8, a first sliding post 10 is slidably installed in the first sliding groove 9, a threaded groove 11 is formed in the top of the first sliding post 10, a threaded rod 12 is installed in the threaded groove 11 through threads, a second hollow groove 13 is formed in the first upright post 8, a first through hole is formed in the bottom of the second hollow groove 13 and communicated with the first sliding groove 9, a first hollow groove 2 and a third hollow groove 3 are formed in the main board 1, a third through hole is formed in the side wall of the third hollow groove 3, a second through hole is formed in the side wall of the second hollow groove 13 and communicated with the third through hole, the same first rotating rod 4 is rotatably installed in the second through hole and the third through hole, a fourth through hole is formed in the bottom of the third hollow groove 3, the fourth through hole is communicated with the first empty groove 2, and a second rotating rod 23 is rotatably arranged in the fourth through hole;
third spout has been seted up to one side of mainboard 1, the third spout communicates with each other with first dead slot 2, slidable mounting has fixed plate 5 in the third spout, fourth dead slot 6 has been seted up to one side of fixed plate 5, there is rack 7 through welded fastening in the fourth dead slot 6, spacing groove 26 of two symmetries is seted up at the top of fixed plate 5, welded fastening has second stand 18 in one side of fixed plate 5, second spout 19 has been seted up to the bottom of second stand 18, slidable mounting has second sliding column 20 in the second spout 19, the top of first stand 8 and second stand 18 all has handle 29 through welded fastening, gyro wheel 28 is all installed in the bottom of first sliding column 10 and second sliding column 20 rotation.
In this embodiment, the bottom and the lateral wall of second dead slot 13 all have first bearing through welded fastening, the inner circle of two first bearings passes through welded fastening with the outside of threaded rod 12 and first bull stick 4 respectively and is connected, the bottom of third dead slot 3 has the second bearing through welded fastening, the inner circle of second bearing passes through welded fastening with the outside of second bull stick 23 and is connected, two first bearings play the effect of firm threaded rod 12 and first bull stick 4 respectively, the second bearing plays the effect of firm second bull stick 23.
In this embodiment, a first bevel gear 14 is fixedly installed at one end of the threaded rod 12 located in the second empty groove 13 by welding, a second bevel gear 15 is fixedly installed at one end of the first rotating rod 4 located in the second empty groove 13 by welding, a third bevel gear 21 is fixedly installed at the other end of the first rotating rod 4 by welding, a gear 24 is fixedly installed at one end of the second rotating rod 23 located in the first empty groove 2 by welding, a fourth bevel gear 22 is fixedly installed at the other end of the second rotating rod 23 by welding, the first bevel gear 14 is engaged with the second bevel gear 15, the third bevel gear 21 is engaged with the fourth bevel gear 22, the gear 24 is engaged with the rack 7, when the rack 7 moves, the rack 7 drives the gear 24 to rotate, the fourth bevel gear 22 drives the third bevel gear 21 to rotate, and the second bevel gear 15 drives the first bevel gear 14 to rotate.
In this embodiment, the top and the bottom of fixed plate 5 all have stopper 25 through welded fastening, the outside of stopper 25 and the lateral wall sliding connection of first dead slot 2, the fourth through-hole has been seted up at mainboard 1's top, through the downthehole slidable mounting of fourth through-hole there is bolt 27, the setting of bolt 27's one end and spacing groove 26 joint can play the effect of fixed mainboard 1 and fixed plate 5, stopper 25 can play the effect that prevents that fixed plate 5 from droing.
In this embodiment, one side of first slip post 10 is through the one end of welded fastening connected with head rod 16, the fourth spout has been seted up to head rod 16's the other end, welded fastening connected with second connecting rod 17 is passed through to one side of second slip post 20, the outside of second connecting rod 17 and the inner wall sliding connection of fourth spout, when first slip post 10 slides in first spout 9, head rod 16 and second connecting rod 17 can play and drive the gliding effect of second slip post 20 in second spout 19.
In this embodiment, when in use, the fixing plate 5 can be moved out of the first empty slot 2 by removing the plug 27, the fixing plate 5 drives the rack 7 to move, the rack 7 drives the gear 24 to rotate, the gear 24 drives the second rotating rod 23 to rotate, the second rotating rod 23 drives the fourth bevel gear 22 to rotate, the fourth bevel gear 22 drives the third bevel gear 21 to rotate, the third bevel gear 21 drives the first rotating rod 4 to rotate, the first rotating rod 4 drives the second bevel gear 15 to rotate, the second bevel gear 15 drives the first bevel gear 14 to rotate, the first bevel gear 14 drives the threaded rod 12 to rotate, the threaded rod 12 drives the first sliding column 10 to move downwards in the first sliding slot 9, the first sliding column 10 drives the first connecting rod 16 to move downwards, the first connecting rod 16 drives the second connecting rod 17 to move downwards, the second connecting rod 17 drives the second sliding column 20 to move downwards in the second sliding slot 19, then the bolt 27 is clamped with the limiting groove 26, and the walking aid can be used, when not in use, the fixed plate 5 can be moved into the first empty groove 2 by removing the bolt 27, the fixed plate 5 drives the rack 7 to move, the rack 7 drives the gear 24 to rotate, the gear 24 drives the second rotating rod 23 to rotate, the second rotating rod 23 drives the fourth bevel gear 22 to rotate, the fourth bevel gear 22 drives the third bevel gear 21 to rotate, the third bevel gear 21 drives the first rotating rod 4 to rotate, the first rotating rod 4 drives the second bevel gear 15 to rotate, the second bevel gear 15 drives the first bevel gear 14 to rotate, the first bevel gear 14 drives the threaded rod 12 to rotate, the threaded rod 12 drives the first sliding column 10 to move upwards in the first sliding groove 9, the first sliding column 10 drives the first connecting rod 16 to move upwards, the first connecting rod 16 drives the second connecting rod 17 to move upwards, the second connecting rod 17 drives the second sliding column 20 to move upwards in the second sliding groove 19, then the bolt 27 is clamped with the limit groove 26, so that the occupied area of the walking aid can be reduced, and the walking aid is convenient to store and carry.
The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims (5)

1. A neurology walking aid comprises a main board (1) and is characterized in that a first upright post (8) is fixedly mounted on one side of the main board (1), a first sliding chute (9) is formed in the bottom of the first upright post (8), a first sliding column (10) is slidably mounted in the first sliding chute (9), a threaded groove (11) is formed in the top of the first sliding column (10), a threaded rod (12) is mounted in the threaded groove (11), a second hollow groove (13) is formed in the first upright post (8), a first through hole is formed in the bottom of the second hollow groove (13), the first through hole is communicated with the first sliding chute (9), a first hollow groove (2) and a third hollow groove (3) are formed in the main board (1), a third through hole is formed in the side wall of the third hollow groove (3), a second through hole is formed in the side wall of the second hollow groove (13), and the second through hole is communicated with the third through hole, a first rotating rod (4) is rotatably mounted in the second through hole and the third through hole, a fourth through hole is formed in the bottom of the third hollow groove (3), the fourth through hole is communicated with the first hollow groove (2), and a second rotating rod (23) is rotatably mounted in the fourth through hole;
third spout has been seted up to one side of mainboard (1), the third spout communicates with each other with first dead slot (2), slidable mounting has fixed plate (5) in the third spout, fourth dead slot (6) have been seted up to one side of fixed plate (5), fixed mounting has rack (7) in fourth dead slot (6), spacing groove (26) of two symmetries have been seted up at the top of fixed plate (5), one side fixed mounting of fixed plate (5) has second stand (18), second spout (19) have been seted up to the bottom of second stand (18), slidable mounting has second slip post (20) in second spout (19), the equal fixed mounting in top of first stand (8) and second stand (18) has handle (29), gyro wheel (28) have all been installed in the bottom of first slip post (10) and second slip post (20) rotation.
2. A neurological walker according to claim 1, wherein the bottom and the side walls of the second empty groove (13) are fixedly provided with first bearings, the inner rings of the two first bearings are fixedly connected with the threaded rod (12) and the outer side of the first rotating rod (4) respectively, the bottom of the third empty groove (3) is fixedly provided with a second bearing, and the inner ring of the second bearing is fixedly connected with the outer side of the second rotating rod (23).
3. The neurology walker as claimed in claim 1, wherein a first bevel gear (14) is fixedly mounted at one end, located in the second empty groove (13), of the threaded rod (12), a second bevel gear (15) is fixedly mounted at one end, located in the second empty groove (13), of the first rotating rod (4), a third bevel gear (21) is fixedly mounted at the other end of the first rotating rod (4), a gear (24) is fixedly mounted at one end, located in the first empty groove (2), of the second rotating rod (23), a fourth bevel gear (22) is fixedly mounted at the other end of the second rotating rod (23), the first bevel gear (14) is meshed with the second bevel gear (15), the third bevel gear (21) is meshed with the fourth bevel gear (22), and the gear (24) is meshed with the rack (7).
4. The neurology walking aid according to claim 1, wherein limiting blocks (25) are fixedly mounted at the top and the bottom of the fixing plate (5), the outer sides of the limiting blocks (25) are slidably connected with the side walls of the first empty grooves (2), a fourth through hole is formed in the top of the main plate (1), a bolt (27) is slidably mounted in the fourth through hole, and one end of the bolt (27) is clamped with the limiting groove (26).
5. The neurology walker as claimed in claim 1, wherein one side of the first sliding column (10) is fixedly connected with one end of a first connecting rod (16), the other end of the first connecting rod (16) is provided with a fourth sliding groove, one side of the second sliding column (20) is fixedly connected with a second connecting rod (17), and the outer side of the second connecting rod (17) is in sliding connection with the inner wall of the fourth sliding groove.
CN202020886276.5U 2020-05-25 2020-05-25 Neurological walking aid Expired - Fee Related CN213588959U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020886276.5U CN213588959U (en) 2020-05-25 2020-05-25 Neurological walking aid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020886276.5U CN213588959U (en) 2020-05-25 2020-05-25 Neurological walking aid

Publications (1)

Publication Number Publication Date
CN213588959U true CN213588959U (en) 2021-07-02

Family

ID=76583000

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020886276.5U Expired - Fee Related CN213588959U (en) 2020-05-25 2020-05-25 Neurological walking aid

Country Status (1)

Country Link
CN (1) CN213588959U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115088940A (en) * 2022-06-20 2022-09-23 普洱三鑫科技有限公司 Conference table that audio equipment was portable and was convenient for accomodate for video office meeting

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115088940A (en) * 2022-06-20 2022-09-23 普洱三鑫科技有限公司 Conference table that audio equipment was portable and was convenient for accomodate for video office meeting
CN115088940B (en) * 2022-06-20 2024-06-04 普洱三鑫科技有限公司 Movable conference table convenient for storage of audio equipment for video office conference

Similar Documents

Publication Publication Date Title
CN213588959U (en) Neurological walking aid
CN211173000U (en) Detachable scaffold for complex terrain
CN108622237A (en) A kind of parking device of shared bicycle
CN208694201U (en) A kind of basketball stands convenient for adjusting height
CN208430762U (en) A kind of modified scaffold for building
CN112432013A (en) Intelligent life health acquisition device
CN201098277Y (en) Self-help rehabilitation bed
CN213921914U (en) Pharmacy department uses medicine storage rack
CN213840093U (en) Medical equipment who conveniently adjusts supports base
CN212730987U (en) Sport equipment storage rack convenient to access
CN213555129U (en) Body-building equipment with networking recording function
CN208686410U (en) A kind of mining more steel strand wires combination supporting devices
CN207714717U (en) A kind of prefabrication adjustable support frame
CN213488875U (en) Auxiliary fixing device for X-ray machine
CN209047595U (en) A kind of language teaching reading cabinet
CN112741754A (en) Spinal surgery is with resetting apparatus
CN108187176A (en) A kind of infusion support with elevating function
CN211752322U (en) Basketball stand for student training
AU2021101741A4 (en) Shelf for Refrigerated Trucks of Meat Products
CN212308745U (en) Orthopedic hand recovery exercise device
CN210473000U (en) Basketball stand convenient for taking basketball dead in clamping mode
CN212995514U (en) Adjustable study chair that comfort level is high
CN108158232A (en) A kind of multi-layer combined type shoe rack
CN211097393U (en) Badminton net post
CN214696728U (en) High-safety scaffold for constructional engineering

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210702

CF01 Termination of patent right due to non-payment of annual fee