CN113955658B - Pile foundation construction steel reinforcement cage hangs puts device - Google Patents
Pile foundation construction steel reinforcement cage hangs puts device Download PDFInfo
- Publication number
- CN113955658B CN113955658B CN202111182627.XA CN202111182627A CN113955658B CN 113955658 B CN113955658 B CN 113955658B CN 202111182627 A CN202111182627 A CN 202111182627A CN 113955658 B CN113955658 B CN 113955658B
- Authority
- CN
- China
- Prior art keywords
- mounting plate
- sides
- plate
- hanging
- ground
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/12—Driving gear incorporating electric motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/28—Duplicate, e.g. pivoted, members engaging the loads from two sides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/26—Rope, cable, or chain winding mechanisms; Capstans having several drums or barrels
Abstract
The invention relates to the technical field of building construction, and discloses a pile foundation construction reinforcement cage hoisting device, which comprises a mounting plate, a hoisting mechanism and a hanging mechanism; the lifting mechanism is arranged on one side of the mounting plate far away from the ground and comprises a supporting plate arranged on two ends of the mounting plate, one end of the supporting plate far away from the mounting plate is rotationally connected with a rotating shaft, a first driving wheel is arranged in the middle of the rotating shaft, second driving wheels are arranged on two sides of the rotating shaft, a yielding groove is formed in the middle and two sides of the mounting plate, a first fixing plate is arranged on two sides of the yielding groove, and a first sliding groove is formed in the middle of the first fixing plate; the hanging mechanism is arranged on one side of the mounting plate, which is close to the ground, and comprises a hanging plate, and a fixing seat is arranged in the middle of the hanging plate. The invention is suitable for a pile foundation construction reinforcement cage hoisting device, and the first hoisting ropes are arranged in the middle of the device, and the second hoisting ropes are arranged on two sides of the device, so that after the reinforcement cage is subjected to lateral force, the whole device can realize a stable effect after being subjected to the lateral force.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a pile foundation construction reinforcement cage hoisting device.
Background
The steel reinforcement cage plays a very important role in shearing resistance in the bored concrete pile, how to accurately place the steel reinforcement cage in place, and simultaneously ensures that the perpendicularity of the empty pile when hanging meets the design specification requirement, and is an important quality index in the bored concrete pile construction process.
However, some existing hoisting equipment simply carries out hoisting through a hoisting rope, which causes the phenomenon that the steel reinforcement cage swings left and right in the hoisting process, so that the hoisting stability is high, and potential safety hazards are possibly caused, so that improvement is needed.
Disclosure of Invention
The invention provides a pile foundation construction reinforcement cage hoisting device, which solves the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a pile foundation construction reinforcement cage hoisting device comprises a mounting plate, a hoisting mechanism and a hanging mechanism;
the lifting mechanism is arranged on one side, far away from the ground, of the mounting plate and comprises a supporting plate arranged on two ends of the mounting plate, one end, far away from the mounting plate, of the supporting plate is rotationally connected with a rotating shaft, a first driving wheel is arranged in the middle of the rotating shaft, second driving wheels are arranged on two sides of the rotating shaft, a yielding groove is formed in the middle and two sides of the mounting plate, a first fixing plate is arranged on two sides of the yielding groove, a first sliding groove is formed in the middle of the first fixing plate, the first sliding groove is slidingly connected with a first sliding block, the first sliding block in the middle of the mounting plate is rotationally connected with a first winding wheel matched with the first driving wheel, the end part of the first winding wheel is rotationally connected with a second winding wheel matched with the second driving wheel, and the end part of the second winding wheel is externally connected with the second winding wheel;
the hanging mechanism is arranged on one side, close to the ground, of the mounting plate and comprises a hanging plate, a fixing seat is arranged in the middle of the hanging plate, one end, far away from the ground, of the fixing seat is connected with the end portion of the first lifting rope, guide rods are arranged on two sides of the fixing seat and are in sliding connection with third sliding blocks, and one end, far away from the ground, of each third sliding block is connected with the end portion of the second lifting rope.
As a preferable embodiment of the present invention, the first driving wheel has a smaller diameter than the second driving wheel.
As a preferable technical scheme of the invention, limit grooves are formed in the middle parts of the outer sides of the first winding wheel and the second winding wheel, and the width of each limit groove is larger than that of each first driving wheel and each second driving wheel.
As a preferable technical scheme of the invention, a first spring is arranged between the first sliding block and the first sliding groove, and the first spring is in a compressed state.
As a preferable technical scheme of the invention, a driving motor is arranged in the middle of the supporting plate, an output shaft of the driving motor is fixedly connected with a first bevel gear, the first bevel gear is in meshed connection with a second bevel gear, and the second bevel gear is fixedly connected with the end part of the rotating shaft.
As a preferable technical scheme of the invention, two ends of the guide rod are provided with a second fixing plate fixedly connected with the suspension plate, and a second spring is arranged between the second fixing plate and the third sliding block.
As a preferable technical scheme of the invention, a second sliding groove is arranged on one side of the suspension plate close to the ground, two sides of the second sliding groove are connected with a second sliding block in a sliding manner, and one side of the second sliding block close to the ground is connected with a hook in a rotating manner.
The invention has the following advantages:
the invention is suitable for a pile foundation construction reinforcement cage hoisting device, and the first lifting rope is arranged in the middle of the device, and the second lifting ropes are arranged on two sides of the device, so that after the reinforcement cage is subjected to lateral force, the lateral force is counteracted by one first lifting rope and one second lifting rope, and the device is also provided with the second spring to absorb the lateral force, so that the whole device can realize the effect of quick stability after being subjected to the lateral force.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a pile foundation construction reinforcement cage hoisting device.
Fig. 2 is a schematic structural view of a hoisting mechanism in a pile foundation construction reinforcement cage hoisting device.
Fig. 3 is an enlarged partial schematic view of fig. 2 a.
Fig. 4 is an enlarged partial schematic view of B in fig. 2.
Fig. 5 is a schematic structural view of a suspension mechanism in a pile foundation construction reinforcement cage hoisting device.
Fig. 6 is a front view of fig. 5.
In the figure: 1. a mounting plate; 2. a lifting mechanism; 3. a suspension mechanism; 4. a support plate; 5. a rotating shaft; 6. a second drive wheel; 7. a first drive wheel; 8. a second winding wheel; 9. a first winding wheel; 10. a relief groove; 11. a first fixing plate; 12. a first chute; 13. a first spring; 14. a first slider; 15. a limit groove; 16. a driving motor; 17. a first bevel gear; 18. a second bevel gear; 19. a hanging plate; 20. a second chute; 21. a second slider; 22. a hook; 23. a second fixing plate; 24. a guide rod; 25. a second spring; 26. a third slider; 27. a fixing seat; 28. a second sling; 29. a first sling.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In one embodiment, referring to fig. 1-6, a pile foundation construction reinforcement cage hoisting device comprises a mounting plate 1, a hoisting mechanism 2 and a hanging mechanism 3;
the hoisting mechanism 2 is arranged on one side of the mounting plate 1 far away from the ground and comprises a supporting plate 4 arranged on two ends of the mounting plate 1, one end of the supporting plate 4 far away from the mounting plate 1 is rotationally connected with a rotating shaft 5, the middle part of the rotating shaft 5 is provided with a first driving wheel 7, two sides of the rotating shaft 5 are provided with second driving wheels 6, the middle part and two sides of the mounting plate 1 are respectively provided with a yielding groove 10, two sides of the yielding groove 10 are provided with a first fixing plate 11, the middle part of the first fixing plate 11 is provided with a first sliding groove 12, the first sliding groove 12 is slidingly connected with a first sliding block 14, the first sliding block 14 in the middle part of the mounting plate 1 is rotationally connected with a first winding wheel 9 matched with the first driving wheel 7, the outer part of the first winding wheel 9 is rotationally connected with the end part of a first lifting rope 29, the first sliding blocks 14 on two sides of the mounting plate 1 are rotationally connected with a second winding wheel 8 matched with the second driving wheel 6, the outer part of the second winding wheel 8 is connected with the end part of the second lifting rope 28, a first spring 13 is arranged between the first sliding block 14 and the first sliding groove 12, the first spring 13 is in a compressed state, the first sliding block 14 is pushed upwards by arranging the first spring 13, the first winding wheel 9 is clung to the first driving wheel 7, the second winding wheel 8 is clung to the second driving wheel 6, limit grooves 15 are arranged in the middle of the outer sides of the first winding wheel 9 and the second winding wheel 8, the width of the limit grooves 15 is larger than that of the first driving wheel 7 and the second driving wheel 6, a first lifting rope 29 and a second lifting rope 28 can be wound in the limit grooves 15, the first driving wheel 7 and the second driving wheel 6 can be tightly pressed on the first lifting rope 29 and the second lifting rope 28 on the limit grooves 15, and the diameter of the first driving wheel 7 is smaller than that of the second driving wheel 6, so the linear speed of the outer side of the second driving wheel 6 is larger than that of the first driving wheel 7, that is, the speed of winding the second hoist rope 28 outside the second winding wheel 8 is greater than the speed of winding the first hoist rope 29 by the first winding wheel 9;
the hanging mechanism 3 is arranged on one side, close to the ground, of the mounting plate 1 and comprises a hanging plate 19, a fixing seat 27 is arranged in the middle of the hanging plate 19, one end, far away from the ground, of the fixing seat 27 is connected with the end portion of a first hanging rope 29, guide rods 24 are arranged on two sides of the fixing seat 27, the guide rods 24 are in sliding connection with a third sliding block 26, and one end, far away from the ground, of the third sliding block 26 is connected with the end portion of a second hanging rope 28.
In one case of the embodiment, a driving motor 16 is disposed in the middle of the supporting plate 4, an output shaft of the driving motor 16 is fixedly connected with a first bevel gear 17, the first bevel gear 17 is in meshed connection with a second bevel gear 18, and the second bevel gear 18 is fixedly connected with an end of the rotating shaft 5. The first bevel gear 17 and the second bevel gear 18 can realize the effect of a speed reducer, so that the rotation of the driving motor 16 can be stably transmitted to the rotating shaft 5, and the first driving wheel 7 and the second driving wheel 6 can both stably rotate.
In one case of this embodiment, the two ends of the guide rod 24 are provided with a second fixing plate 23 fixedly connected with the suspension plate 19, and a second spring 25 is provided between the second fixing plate 23 and the third slider 26. The third slider 26 is made to receive resistance when sliding left and right by providing the second spring 25, thereby achieving an effect of stabilizing the position of the third slider 26. The side of the hanging plate 19, which is close to the ground, is provided with a second sliding groove 20, two sides of the second sliding groove 20 are connected with a second sliding block 21 in a sliding mode, and one side of the second sliding block 21, which is close to the ground, is connected with a hook 22 in a rotating mode. The second sliding block 21 can slide left and right in the second sliding groove 20, so that the distance between the two hooks 22 can be freely adjusted, and the device can hang reinforcement cages with different sizes.
In the implementation process of the embodiment, the device is firstly connected with related lifting equipment through the mounting plate 1, or the device is directly fixed at a high position, at this time, the whole device can work normally, the distance between the two hooks 22 is adjusted left and right, the hooks 22 are connected with a reinforcement cage, and at this time, the whole device can work normally in a lifting process.
The driving motor 16 is started, the output shaft of the driving motor 16 drives the rotating shaft 5 to rotate through the first bevel gear 17 and the second bevel gear 18 which are in meshed connection, the rotating shaft 5 drives the first driving wheel 7 and the second driving wheel 6 to rotate at the same time, the first driving wheel 7 and the second driving wheel 6 are coaxially connected, the diameter of the first driving wheel 7 is smaller than that of the second driving wheel 6, therefore, when the first driving wheel 7 drives the first winding wheel 9 to rotate, and the second driving wheel 6 drives the second winding wheels 8 on two sides to rotate, the outer linear speed of the first winding wheel 9 on the middle part is smaller than that of the second winding wheels 8 on two sides, at the moment, the second lifting ropes 28 on two sides are straightened, the first lifting ropes 29 on the middle part are slightly bent, and because the second lifting ropes 28 on two sides are positioned on the bevel sides, the distance of the second lifting ropes 28 are larger than that of the first lifting ropes 29, when the second lifting ropes 28 move upwards, and when the cage of the lower steel bars move downwards, the cage moves downwards, so that a lifting effect is achieved.
When the steel reinforcement cage receives the side force, the steel reinforcement cage can be to one side swing, the second lifting rope 28 that is located swing one side this moment takes place to bend, the first lifting rope 29 in middle part and the second lifting rope 28 of opposite direction are straightened to realize a reaction force, drive steel reinforcement cage reverse movement, realize stable effect, simultaneously the third slider 26 also corresponding carries out the left and right sliding this moment, absorb the side force that the steel reinforcement cage received through the elastic deformation of second spring 25, thereby make the steel reinforcement cage can tend to stabilize the effect at the middle part eventually, avoided long-time left and right swinging.
The invention is suitable for a pile foundation construction steel reinforcement cage hoisting device, and the first hoisting ropes 29 are arranged in the middle of the device, and the second hoisting ropes 28 are arranged on two sides of the device, so that after the steel reinforcement cage is subjected to lateral force, the lateral force is counteracted by one first hoisting rope 29 and one second hoisting rope 28, and the device is also provided with the second spring 25 to absorb the lateral force, so that the whole device can realize the effect of rapid stability after being subjected to the lateral force.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (2)
1. The pile foundation construction reinforcement cage hanging device is characterized by comprising a mounting plate, a hoisting mechanism and a hanging mechanism; the lifting mechanism is arranged on one side, far away from the ground, of the mounting plate and comprises a supporting plate arranged on two ends of the mounting plate, one end, far away from the mounting plate, of the supporting plate is rotationally connected with a rotating shaft, a first driving wheel is arranged in the middle of the rotating shaft, second driving wheels are arranged on two sides of the rotating shaft, the diameter of each first driving wheel is smaller than that of each second driving wheel, a yielding groove is formed in the middle of the mounting plate and in two sides of each yielding groove, a first fixing plate is arranged on two sides of each yielding groove, a first sliding groove is arranged in the middle of each first fixing plate, the first sliding grooves are in sliding connection with first sliding blocks, first springs are arranged between the first sliding blocks and the first sliding grooves and are in a compressed state, the first sliding blocks in the middle of the mounting plate are rotationally connected with first winding wheels matched with the first driving wheels, the ends of the first winding wheels are connected with the first winding wheels, the first sliding blocks on two sides of the mounting plate are rotationally connected with second winding wheels matched with the second driving wheels, and the ends of the second winding wheels are connected with the second winding wheels;
the hanging mechanism is arranged on one side of the mounting plate, which is close to the ground, and comprises a hanging plate, a fixing seat is arranged in the middle of the hanging plate, one end, far away from the ground, of the fixing seat is connected with the end part of the first lifting rope, guide rods are arranged on two sides of the fixing seat and are in sliding connection with a third sliding block, and one end, far away from the ground, of the third sliding block is connected with the end part of the second lifting rope;
limiting grooves are formed in the middle of the outer sides of the first winding wheel and the second winding wheel, and the width of each limiting groove is larger than that of each first driving wheel and the corresponding second driving wheel;
the two ends of the guide rod are provided with second fixing plates fixedly connected with the hanging plates, and a second spring is arranged between the second fixing plates and the third sliding block;
the one side that hangs the board and is close to ground is equipped with the second spout, and the both sides sliding connection second slider of second spout, and the one side that the second slider is close to ground rotates the connection couple.
2. The pile foundation construction reinforcement cage hanging device according to claim 1, wherein a driving motor is arranged in the middle of the supporting plate, an output shaft of the driving motor is fixedly connected with a first bevel gear, the first bevel gear is meshed with a second bevel gear, and the second bevel gear is fixedly connected with the end part of the rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111182627.XA CN113955658B (en) | 2021-10-11 | 2021-10-11 | Pile foundation construction steel reinforcement cage hangs puts device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111182627.XA CN113955658B (en) | 2021-10-11 | 2021-10-11 | Pile foundation construction steel reinforcement cage hangs puts device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113955658A CN113955658A (en) | 2022-01-21 |
| CN113955658B true CN113955658B (en) | 2023-08-15 |
Family
ID=79463783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111182627.XA Active CN113955658B (en) | 2021-10-11 | 2021-10-11 | Pile foundation construction steel reinforcement cage hangs puts device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113955658B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110498350A (en) * | 2019-08-30 | 2019-11-26 | 石家庄建工集团有限公司 | A kind of multifunctional safe building tower crane |
| CN209957239U (en) * | 2019-06-18 | 2020-01-17 | 无锡市协兴港口机械有限公司 | Lifting appliance for portal crane |
| CN212893620U (en) * | 2020-08-26 | 2021-04-06 | 河南祥辰工程管理有限公司 | Tower crane safety monitoring device |
| CN112723144A (en) * | 2021-01-29 | 2021-04-30 | 施振菊 | Crane with object falling prevention function |
| CN213622902U (en) * | 2020-10-27 | 2021-07-06 | 福建省金淮建筑设备有限公司 | High-stability anti-falling device for lifting hook of self-control tower crane |
| CN213894982U (en) * | 2020-10-27 | 2021-08-06 | 神木市德科实业有限公司 | High stability building materials hoisting accessory |
-
2021
- 2021-10-11 CN CN202111182627.XA patent/CN113955658B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209957239U (en) * | 2019-06-18 | 2020-01-17 | 无锡市协兴港口机械有限公司 | Lifting appliance for portal crane |
| CN110498350A (en) * | 2019-08-30 | 2019-11-26 | 石家庄建工集团有限公司 | A kind of multifunctional safe building tower crane |
| CN212893620U (en) * | 2020-08-26 | 2021-04-06 | 河南祥辰工程管理有限公司 | Tower crane safety monitoring device |
| CN213622902U (en) * | 2020-10-27 | 2021-07-06 | 福建省金淮建筑设备有限公司 | High-stability anti-falling device for lifting hook of self-control tower crane |
| CN213894982U (en) * | 2020-10-27 | 2021-08-06 | 神木市德科实业有限公司 | High stability building materials hoisting accessory |
| CN112723144A (en) * | 2021-01-29 | 2021-04-30 | 施振菊 | Crane with object falling prevention function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113955658A (en) | 2022-01-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN116161558B (en) | Hoisting machine for cable production | |
| CN201560065U (en) | Automatic counterweight-balancing crane | |
| CN113955658B (en) | Pile foundation construction steel reinforcement cage hangs puts device | |
| CN116924247A (en) | Dual-purpose double-beam bridge crane with hoisting mechanism and electric hoist | |
| CN111824972B (en) | Crane with a movable crane | |
| CN113479761A (en) | Bridge crane clamp body supporting structure | |
| CN110240075B (en) | Plug borer device | |
| CN217867645U (en) | Steel box girder overhead hoist | |
| CN216918423U (en) | Winding device for crane winch | |
| CN214490591U (en) | Rotary lifting positioner | |
| CN205114879U (en) | Special hoist of aluminium alloy with lift dolly | |
| CN201340686Y (en) | Adjustable crane arm frame system model | |
| CN201387685Y (en) | Bridge-type crane semi-physical model | |
| CN209702184U (en) | Multifunctional mobile elevator | |
| CN219636791U (en) | Hoist engine for hoist | |
| CN110790171A (en) | Simple detachable electric power hoisting tool | |
| CN106429919B (en) | A kind of transmission mechanism | |
| CN218988614U (en) | Bridge crane with prevent weighing down thing function | |
| CN211226119U (en) | Hoist engine convenient to maintenance | |
| CN217964147U (en) | Lifting device of winding and unwinding machine | |
| CN219839383U (en) | Explosion-proof type electric double-beam bridge crane | |
| CN217600325U (en) | Elevating gear for building engineering | |
| CN220265009U (en) | Explosion-proof electric hoist | |
| CN219603100U (en) | Lifting overload protection device of crane | |
| CN219890984U (en) | Foundation bearing capacity detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |