CN214059610U - Quick hoisting device of instrument for road and bridge construction - Google Patents
Quick hoisting device of instrument for road and bridge construction Download PDFInfo
- Publication number
- CN214059610U CN214059610U CN202022627060.XU CN202022627060U CN214059610U CN 214059610 U CN214059610 U CN 214059610U CN 202022627060 U CN202022627060 U CN 202022627060U CN 214059610 U CN214059610 U CN 214059610U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- instrument
- road
- rotating
- bridge construction
- 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
Images
Abstract
The utility model relates to a road and bridge technical field just discloses a quick hoisting device of instrument for road and bridge construction, the on-line screen storage device comprises a base, base upper surface middle part fixedly connected with rotates the seat, it is connected with the rolling disc to rotate a seat inner wall rotation, the empty core post of rolling disc upper surface middle part fixedly connected with, rolling disc upper surface middle part rotates and is connected with the dwang, the bottom of empty core post left surface rotates and is connected with first axis of rotation. This quick hoisting device of instrument for road and bridge construction, through the connecting rod, place case, sliding block, pterygoid lamina and slide bar and join in marriage the use for place the case and slide at the relative hollow post of in-process sliding block of upward movement, place the case and slide at the in-process pterygoid lamina of side-to-side movement relatively, thereby make further improved place the case and promote the stability of in-process, guaranteed the safety of placing incasement portion's instrument, reduced the risk that the instrument dropped.
Description
Technical Field
The utility model relates to a road and bridge technical field specifically is a quick hoisting device of instrument for road and bridge construction.
Background
The lifting device is a mechanical conveying device of a fixing device, is mainly suitable for continuous vertical lifting of powdery, granular and small materials, can be widely applied to lifting of bulk materials of various scales, and can be widely applied to lifting of bulk materials of various scales along with gradual expansion of the scale in the construction of roads and bridges.
For example, chinese patent application nos.: 201720677899.X, which is basically described as follows: including base and horizontal pole, the base is fixed to be set up on road and bridge, the horizontal pole is placed subaerial, one side is equipped with a pair of diverting pulley on the horizontal pole, be equipped with a pair of fag end that corresponds diverting pulley on the base, two fag end one side all is equipped with the spool, driving belt has been cup jointed on the spool, driving belt keeps away from the one end of spool and has cup jointed the transmission shaft, two be equipped with first gear between the transmission shaft, first gear is connected for the meshing with two transmission shafts, the fag end rotates to be connected on the base. The utility model is simple in operation, through the base, draw and rise rope, horizontal pole, diverting pulley, instrument basket, driving belt and fag end and mutually support, can convey the staff of different high positions with small-size instrument automatically, improve work efficiency, for the user provides a road and bridge construction tool quick hoisting device, but the device is difficult to adjust the use angle and the service position of instrument basket, uses inconveniently.
Therefore, the inventor provides a rapid lifting device for a tool for road and bridge construction, which is developed and improved aiming at the existing structure and deficiency, with the experience of abundant design development and actual manufacturing in the related industry for many years.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a quick hoisting device of instrument for road and bridge construction has solved the problem of proposing in the above-mentioned background art.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a tool quick lifting device for road and bridge construction comprises a base, wherein a rotating seat is fixedly connected to the middle of the upper surface of the base, a rotating disc is rotatably connected to the inner wall of the rotating seat, a hollow column is fixedly connected to the middle of the upper surface of the rotating disc, a rotating rod is rotatably connected to the middle of the upper surface of the rotating disc, a first rotating shaft is rotatably connected to the bottom of the left side surface of the hollow column, a rocking wheel is fixedly connected to the left end of the first rotating shaft, a driving bevel gear is fixedly connected to the right end of the first rotating shaft, a driven bevel gear is sleeved at the bottom of the outer surface of the rotating rod, the driving bevel gear is meshed with the driven bevel gear, a handle is fixedly connected to the front side of the upper surface of the rotating disc, a sliding sleeve is fixedly connected to the upper surface of the hollow column, and the top end of the rotating rod penetrates through the lower surface of the sliding sleeve and is rotatably connected with the inner wall of the top of the sliding sleeve, the top of the outer surface of the rotating rod is sleeved with a gear, the inner wall of the sliding sleeve is connected with a cross beam in a sliding manner, the upper surface of the cross beam is provided with a placing groove, the inner wall of the rear side of the placing groove is fixedly connected with a rack, the gear is meshed with the rack, the right side surface of the cross beam is fixedly connected with a driving box, the middle part of the inner wall of the driving box is rotatably connected with a second rotating shaft, the outer surface of the second rotating shaft is sleeved with a winding wheel, the middle part of the front side of the driving box is fixedly connected with a motor supporting table, the upper surface of the motor supporting table is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with the front end of the second rotating shaft, the outer surface of the winding wheel is fixedly connected with a steel wire rope, the right side surface of the driving box is fixedly connected with a fixed block, the top end of the steel wire rope is fixedly connected with the lower surface of the fixed block, and the bottom of the outer surface of the steel wire rope is provided with a movable pulley, the positive middle part of movable pulley is pegged graft and is had the connecting rod, the connecting rod surface has cup jointed and has placed the case, hollow post surface middle part has cup jointed the sliding block, the equal fixedly connected with pterygoid lamina in the left and right sides at the front and the back of sliding block, the top and the bottom of pterygoid lamina right flank all are pegged graft and have been had the slide bar, the right-hand member of slide bar and the left surface fixed connection who places the case, the equal fixedly connected with shock attenuation post in four corners of base lower surface.
Preferably, the shock absorption column comprises a support column, a support sleeve is sleeved at the bottom of the outer surface of the support column, a base plate is fixedly connected to the lower surface of the support sleeve, and a compression spring is arranged inside the support sleeve.
Preferably, the equal fixedly connected with square slide rail of the left and right sides at the front and the back of hollow post, the square spout with square slide rail looks adaptation is seted up to the sliding block inner wall.
Preferably, the outer surface of the handle is provided with an anti-skid layer, and the outer surface of the anti-skid layer is provided with friction anti-skid grains.
Preferably, the middle part of the outer surface of the first rotating shaft is sleeved with a stabilizing sleeve, and the right end of the stabilizing sleeve is fixedly connected with the left side face of the hollow column.
Preferably, the equal fixedly connected with two sets of strengthening ribs of hollow post left surface and right flank, the lower surface of strengthening rib and the last fixed surface of rolling disc are connected.
(III) advantageous effects
Compared with the prior art, the utility model provides a quick hoisting device of instrument for road and bridge construction possesses following beneficial effect:
1. this quick hoisting device of instrument for road and bridge construction, through the connecting rod, place case, sliding block, pterygoid lamina and slide bar and join in marriage the use for place the case and slide at the relative hollow post of in-process sliding block of upward movement, place the case and slide at the in-process pterygoid lamina of side-to-side movement relatively, thereby make further improved place the case and promote the stability of in-process, guaranteed the safety of placing incasement portion's instrument, reduced the risk that the instrument dropped.
2. This quick hoisting device of instrument for road and bridge construction uses through rolling disc, rotation seat, dwang, gear and rack cooperation for the user can adjust the operating angle who places the case through the handle, and adjusts the operating position who places the case through rotating the rocking wheel, thereby has further made things convenient for the user to the regulation work of placing case operating position and operating angle, has further improved the device's suitability.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2, fig. 3 and fig. 4 are schematic sectional structural diagrams of the present invention.
In the figure: 1. a base; 2. a rotating seat; 3. rotating the disc; 4. a hollow column; 5. rotating the rod; 6. a first rotating shaft; 7. shaking the wheel; 8. a drive bevel gear; 9. a driven bevel gear; 10. a handle; 11. a sliding sleeve; 12. a gear; 13. a cross beam; 1301. a placement groove; 14. a rack; 15. a drive box; 16. a second rotating shaft; 17. a winding wheel; 18. a motor support table; 19. a drive motor; 20. a wire rope; 21. a fixed block; 22. a movable pulley; 23. a connecting rod; 24. placing a box; 25. a slider; 26. a wing plate; 27. a slide bar; 28. shock absorber post.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a quick lifting device of a tool for road and bridge construction comprises a base 1, wherein the middle part of the upper surface of the base 1 is fixedly connected with a rotating seat 2, the inner wall of the rotating seat 2 is rotatably connected with a rotating disc 3, the middle part of the upper surface of the rotating disc 3 is fixedly connected with a hollow column 4, the middle part of the upper surface of the rotating disc 3 is rotatably connected with a rotating rod 5, the bottom of the left side surface of the hollow column 4 is rotatably connected with a first rotating shaft 6, the left end of the first rotating shaft 6 is fixedly connected with a rocking wheel 7, the right end of the first rotating shaft 6 is fixedly connected with a driving bevel gear 8, the bottom of the outer surface of the rotating rod 5 is sleeved with a driven bevel gear 9, the driving bevel gear 8 is meshed with the driven bevel gear 9, the front side of the upper surface of the rotating disc 3 is fixedly connected with a handle 10, the upper surface of the hollow column 4 is fixedly connected with a sliding sleeve 11, the top end of the rotating rod 5 passes through the lower surface of the sliding sleeve 11 and is rotatably connected with the inner wall at the top of the sliding sleeve 11, the top of the outer surface of the rotating rod 5 is sleeved with a gear 12, the inner wall of the sliding sleeve 11 is connected with a cross beam 13 in a sliding manner, the upper surface of the cross beam 13 is provided with a placing groove 1301, the inner wall of the rear side of the placing groove 1301 is fixedly connected with a rack 14, the gear 12 is meshed with the rack 14, the right side surface of the cross beam 13 is fixedly connected with a driving box 15, the middle part of the inner wall of the driving box 15 is rotatably connected with a second rotating shaft 16, the outer surface of the second rotating shaft 16 is sleeved with a winding wheel 17, the middle part of the front side of the driving box 15 is fixedly connected with a motor supporting platform 18, the upper surface of the motor supporting platform 18 is fixedly connected with a driving motor 19, the model of the driving motor 19 is 1LE0001, the output end of the driving motor 19 is fixedly connected with the front end of the second rotating shaft 16, the outer surface of the winding wheel 17 is fixedly connected with a steel wire rope 20, the right side surface of the driving box 15 is fixedly connected with a fixed block 21, and the top end of the steel wire rope 20 is fixedly connected with the lower surface of the fixed block 21, the bottom of the outer surface of the steel wire rope 20 is provided with a movable pulley 22, the front middle part of the movable pulley 22 is inserted with a connecting rod 23, the outer surface of the connecting rod 23 is sleeved with a placing box 24, the middle part of the outer surface of the hollow column 4 is sleeved with a sliding block 25, the left side and the right side of the front surface and the back surface of the sliding block 25 are fixedly connected with wing plates 26, the top and the bottom of the right side surface of the wing plate 26 are inserted with sliding rods 27, the right end of the sliding rod 27 is fixedly connected with the left side surface of the placing box 24, four corners of the lower surface of the base 1 are fixedly connected with shock absorption columns 28, the sliding rod 27 is matched with the placing box 24, the sliding block 25, the sliding rod 25, the wing plates 26 and the sliding rod 27 for use through the connecting rod 23, the placing box 24 is made to slide relative to the hollow column 4 in the upward movement process, the sliding rod 27 is made to slide relative to the wing plates 26 in the leftward and rightward movement process, thereby further improving the stability of the placing box 24 in the lifting process, the safety of placing the inside instrument of case 24 has been guaranteed, the risk that the instrument dropped is reduced, through rolling disc 3, rotation seat 2, dwang 5, gear 12 and rack 14 cooperation use for the user can adjust the operating angle who places case 24 through handle 10, and shake the wheel 7 through rotating and adjust the operating position who places case 24, thereby further made things convenient for the user to the regulation work of placing case 24 operating position and operating angle, further improved the device's suitability.
The utility model discloses in, stability when using for further reinforcing the device, consequently shock attenuation post 28 includes the support column, and the support sleeve has been cup jointed to the bottom of support column surface, and fixed surface is connected with the backing plate under the support sleeve, and the inside compression spring that is provided with of support sleeve for shock attenuation post 28 plays the effect of shock attenuation buffering to the device bottom, thereby has further strengthened the stability when the device uses.
The utility model discloses in, for further reinforcing sliding block 25's motion stability, consequently at the equal fixedly connected with square slide rail in the left and right sides at hollow post 4 front and the back, sliding block 25 inner wall set up with the square spout of square slide rail looks adaptation, through square slide rail and square spout cooperation to sliding block 25's motion stability has further been strengthened.
The utility model discloses in, use the device for further person of facilitating the use, consequently be provided with the skid resistant course at the surface of handle 10, the surface of skid resistant course is provided with friction anti-skidding line to increased the frictional force between palm and the handle 10, further made things convenient for the user to use the device.
The utility model discloses in, for the rotational stability of further reinforcing first axis of rotation 6, consequently cup jointed the stabilizer sleeve at the middle part of 6 surfaces of first axis of rotation, stabilizer sleeve's right-hand member and hollow post 4's left surface fixed connection for the stabilizer sleeve plays the effect of stabilizing the support to 6 middle parts of first axis of rotation, thereby has further strengthened the rotational stability of first axis of rotation 6.
The utility model discloses in, for the further support stability of reinforcing hollow post 4, consequently at two sets of strengthening ribs of the equal fixedly connected with of hollow post 4 left surface and right flank, the lower surface of strengthening rib is connected with the last fixed surface of rolling disc 3 for the strengthening rib has played the effect of stabilizing the support to the left and right sides of hollow post 4, thereby has further strengthened the support stability of hollow post 4.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
When the tool storage box is used, a tool is placed inside the storage box 24, the driving motor 19 is started, the output end of the driving motor 19 drives the winding wheel 17 to rotate through the second rotating shaft 16, the winding wheel 17 winds up the steel wire rope 20, the movable pulley 22 moves upwards, the movable pulley 22 drives the storage box 24 to move upwards through the connecting rod 23, the storage box 24 drives the sliding block 25 to move upwards through the sliding rod 27, the rocking wheel 7 rotates, the rocking wheel 7 drives the driving bevel gear 8 to rotate through the first rotating shaft 6, the driving bevel gear 8 drives the rotating rod 5 to rotate through the driven bevel gear 9, the rotating rod 5 drives the gear 12 to rotate, the gear 12 drives the cross beam 13 to move through the rack 14, the cross beam 13 drives the storage box 24 to move left and right, the sliding rod 27 slides relative to the wing plate 26, the rotating plate 3 is rotated through the handle 10, and the rotating plate 3 drives the storage box 24 to rotate.
In conclusion, this quick hoisting device of instrument for road and bridge construction is joined in marriage through connecting rod 23, places case 24, sliding block 25, pterygoid lamina 26 and slide bar 27 and is used for placing case 24 and sliding in hollow post 4 relatively at the in-process of upward movement, place case 24 and slide in pterygoid lamina 26 relatively at the in-process slide bar 27 of side-to-side movement, thereby make further improve and place the stability of case 24 in the promotion in-process, guaranteed the safety of placing the inside instrument of case 24, reduced the risk that the instrument dropped.
This quick hoisting device of instrument for road and bridge construction uses through rolling disc 3, rotation seat 2, dwang 5, gear 12 and the 14 cooperations of rack for the user can adjust the working angle who places case 24 through handle 10, and shake the wheel 7 through rotating and adjust the operating position who places case 24, thereby has further made things convenient for the user to the regulation work of placing case 24 operating position and working angle, has further improved the device's suitability.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a quick hoisting device of instrument for road and bridge construction, includes base (1), its characterized in that: the middle part of the upper surface of the base (1) is fixedly connected with a rotating seat (2), the inner wall of the rotating seat (2) is rotatably connected with a rotating disc (3), the middle part of the upper surface of the rotating disc (3) is fixedly connected with an hollow column (4), the middle part of the upper surface of the rotating disc (3) is rotatably connected with a rotating rod (5), the bottom of the left side surface of the hollow column (4) is rotatably connected with a first rotating shaft (6), the left end of the first rotating shaft (6) is fixedly connected with a rocking wheel (7), the right end of the first rotating shaft (6) is fixedly connected with a driving bevel gear (8), the bottom of the outer surface of the rotating rod (5) is sleeved with a driven bevel gear (9), the driving bevel gear (8) is meshed with the driven bevel gear (9), the front side of the upper surface of the rotating disc (3) is fixedly connected with a handle (10), the upper surface of the hollow column (4) is fixedly connected with a sliding sleeve (11), the top end of the rotating rod (5) penetrates through the lower surface of the sliding sleeve (11) and is rotationally connected with the inner wall of the top of the sliding sleeve (11), a gear (12) is sleeved at the top of the outer surface of the rotating rod (5), a cross beam (13) is slidably connected with the inner wall of the sliding sleeve (11), a placing groove (1301) is formed in the upper surface of the cross beam (13), a rack (14) is fixedly connected with the inner wall of the rear side of the placing groove (1301), the gear (12) is meshed with the rack (14), a driving box (15) is fixedly connected with the right side surface of the cross beam (13), a second rotating shaft (16) is rotationally connected with the middle part of the inner wall of the driving box (15), a winding wheel (17) is sleeved on the outer surface of the second rotating shaft (16), a motor supporting table (18) is fixedly connected with the positive middle part of the driving box (15), and a driving motor (19) is fixedly connected with the upper surface of the motor supporting table (18), the output end of the driving motor (19) is fixedly connected with the front end of the second rotating shaft (16), the outer surface of the winding wheel (17) is fixedly connected with a steel wire rope (20), the right side surface of the driving box (15) is fixedly connected with a fixed block (21), the top end of the steel wire rope (20) is fixedly connected with the lower surface of the fixed block (21), the bottom of the outer surface of the steel wire rope (20) is provided with a movable pulley (22), the front middle part of the movable pulley (22) is spliced with a connecting rod (23), the outer surface of the connecting rod (23) is sleeved with a placing box (24), the middle part of the outer surface of the hollow column (4) is sleeved with a sliding block (25), the front and the back left side surfaces of the sliding block (25) are fixedly connected with wing plates (26), the top and the bottom of the right side surface of the wing plate (26) are spliced with sliding rods (27), and the right end of the sliding rod (27) is fixedly connected with the left side surface of the placing box (24), four corners of the lower surface of the base (1) are fixedly connected with shock absorption columns (28).
2. The quick lifting device of instrument for road and bridge construction of claim 1, characterized in that: the shock absorption column (28) comprises a support column, a support sleeve is sleeved at the bottom of the outer surface of the support column, a base plate is fixedly connected to the lower surface of the support sleeve, and a compression spring is arranged inside the support sleeve.
3. The quick lifting device of instrument for road and bridge construction of claim 1, characterized in that: the equal fixedly connected with square slide rail in the left and right sides at hollow post (4) front and back, the square spout with square slide rail looks adaptation is seted up to sliding block (25) inner wall.
4. The quick lifting device of instrument for road and bridge construction of claim 1, characterized in that: the outer surface of the handle (10) is provided with an anti-skid layer, and the outer surface of the anti-skid layer is provided with friction anti-skid grains.
5. The quick lifting device of instrument for road and bridge construction of claim 1, characterized in that: the middle part of the outer surface of the first rotating shaft (6) is sleeved with a stabilizing sleeve, and the right end of the stabilizing sleeve is fixedly connected with the left side face of the hollow column (4).
6. The quick lifting device of instrument for road and bridge construction of claim 1, characterized in that: the hollow column (4) is characterized in that the left side surface and the right side surface of the hollow column (4) are fixedly connected with two groups of reinforcing ribs, and the lower surfaces of the reinforcing ribs are fixedly connected with the upper surface of the rotating disc (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022627060.XU CN214059610U (en) | 2020-11-13 | 2020-11-13 | Quick hoisting device of instrument for road and bridge construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022627060.XU CN214059610U (en) | 2020-11-13 | 2020-11-13 | Quick hoisting device of instrument for road and bridge construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214059610U true CN214059610U (en) | 2021-08-27 |
Family
ID=77401240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022627060.XU Active CN214059610U (en) | 2020-11-13 | 2020-11-13 | Quick hoisting device of instrument for road and bridge construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214059610U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113914463A (en) * | 2021-10-14 | 2022-01-11 | 扬州工业职业技术学院 | Upright post and cross beam connecting structure of steel structure house |
| CN115162822A (en) * | 2022-06-29 | 2022-10-11 | 国网河南省电力公司安阳供电公司 | Power grid telegraph pole erecting device and construction method |
-
2020
- 2020-11-13 CN CN202022627060.XU patent/CN214059610U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113914463A (en) * | 2021-10-14 | 2022-01-11 | 扬州工业职业技术学院 | Upright post and cross beam connecting structure of steel structure house |
| CN115162822A (en) * | 2022-06-29 | 2022-10-11 | 国网河南省电力公司安阳供电公司 | Power grid telegraph pole erecting device and construction method |
| CN115162822B (en) * | 2022-06-29 | 2024-04-26 | 国网河南省电力公司安阳供电公司 | Power grid telegraph pole erection device and construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214059610U (en) | Quick hoisting device of instrument for road and bridge construction | |
| CN212502769U (en) | Stacking device convenient to use and used for logistics | |
| CN111906750A (en) | Multi-angle torsion mechanism of intelligent transfer robot | |
| CN210161143U (en) | Multi-angle torsion mechanism of intelligent transfer robot | |
| CN205706801U (en) | Lift power-assisted stair-climbing car | |
| CN213239616U (en) | River water quality testing sampling equipment for hydraulic engineering | |
| CN212609270U (en) | Liftable support for construction engineering construction | |
| CN112568665B (en) | Multifunctional sales promotion table for automobile marketing | |
| CN211470587U (en) | Hoisting frame for building construction | |
| CN112249957A (en) | Building material lifting device | |
| CN213380663U (en) | Leveling instrument for construction site construction | |
| CN201173370Y (en) | Vertical lifting device | |
| CN212667440U (en) | Raw materials operation device for textile production convenient to use | |
| CN111975505A (en) | Wall body for building dust removal grinding device | |
| CN114086748A (en) | Cantilever frame device for construction engineering construction | |
| CN210915148U (en) | Lifting device | |
| CN209922794U (en) | Portable lifting goods elevator for supermarket | |
| CN214025566U (en) | Multifunctional tool table for building electrical design | |
| CN213672143U (en) | Hydraulic engineering piping erection's that facilitates use cutting device | |
| CN216638681U (en) | Material conveying device for high-speed rail construction | |
| CN217708751U (en) | Movable booster of belt conveyor | |
| CN210598968U (en) | Marble blind mining rope saw guiding device | |
| CN217199942U (en) | Cosmetic paste storage tank | |
| CN212688590U (en) | Movable external hanging protective frame | |
| CN213771166U (en) | Lifting device for packaging |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |