CN218750754U - Glass transfer trolley traction device - Google Patents
Glass transfer trolley traction device Download PDFInfo
- Publication number
- CN218750754U CN218750754U CN202222611250.1U CN202222611250U CN218750754U CN 218750754 U CN218750754 U CN 218750754U CN 202222611250 U CN202222611250 U CN 202222611250U CN 218750754 U CN218750754 U CN 218750754U
- Authority
- CN
- China
- Prior art keywords
- driven shaft
- drive shaft
- assembly body
- speed reducer
- shaft assembly
- 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
Landscapes
- Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
Abstract
The utility model belongs to the technical field of track platform truck is transported in glass production and glass transports platform truck draw gear. The traction vehicle frame is characterized in that a driving shaft assembly body (2) and a driven shaft assembly body (3) are installed at the bottom of the traction vehicle frame (1), the driving shaft assembly body (2) and the driven shaft assembly body (3) are connected through a chain (8), a speed reducer (4) is connected with a driving shaft (25) of the driving shaft assembly body (2), the speed reducer (4) is installed on the traction vehicle frame (1), the speed reducer (4) is connected with a power battery (6), the speed reducer (4) is connected with a control electric box (9), and each end of the driving shaft assembly body (2) and each end of the driven shaft assembly body (3) are respectively provided with traction wheels. Glass transports platform truck draw gear, can convenient and reliable realize the automation of glass transports the platform truck and pull to can the remote control carry out glass and transport, advance the cauldron, go out the cauldron, turn to operations such as, labour saving and time saving alleviates operating personnel intensity of labour, guarantee operating personnel personal safety.
Description
Technical Field
The utility model belongs to the technical field of the track platform truck is transported in glass production, and more specifically says, relates to a glass transports platform truck draw gear.
Background
In the current laminated glass production process, a track trolley is generally used for transferring and transporting semi-finished products or finished products of laminated glass. In the prior art, the glass trolley is manually pushed to finish operations such as kettle entering, kettle exiting, steering and the like, the glass trolley has about 8 tons at least after being fully loaded, the weight of the glass trolley can reach 12 tons at most, 4-5 persons are required to push the glass trolley to advance in a conventional state, serious potential safety hazards exist, the glass trolley is very labor-intensive, and the potential safety hazards are large particularly when the glass trolley passes through a kettle door transition platform.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the glass transfer trolley traction device is simple in structure, can conveniently and reliably realize automatic traction of a glass transfer trolley, can remotely control glass transfer, kettle entering, kettle exiting, steering and other operations, is time-saving and labor-saving, reduces labor intensity of operators, and guarantees personal safety of the operators.
To solve the technical problem, the utility model discloses the technical scheme who takes does:
the utility model relates to a glass transports platform truck draw gear, including drawing frame, handheld remote control handle, draw frame bottom installation drive shaft assembly body and driven shaft assembly body, the drive shaft assembly body and the driven shaft assembly body respectively through taking a bearing with draw connected to the frame, the drive shaft assembly body passes through the chain with the driven shaft assembly body and is connected, the speed reducer is installed on drawing the frame with the drive shaft connection of the assembly body, the speed reducer be connected with power battery, speed reducer connection control electronic box, the drive shaft assembly body and the driven shaft assembly body are provided with respectively and draw the wheel.
The speed reducer is a direct current motor speed reducer, the speed reducer and the driving shaft are coaxially assembled, the speed reducer is in key connection with the driving shaft, the speed reducer is fixed on the mounting plate through bolts, and the mounting plate is fixed on the traction frame.
The drive shaft assembly body include drive shaft rolling bearing I, drive shaft bearing board, drive shaft sprocket, drive shaft traction wheel, drive shaft rolling bearing II, drive shaft rolling bearing I, drive shaft bearing board, drive shaft sprocket, drive shaft traction wheel, drive shaft rolling bearing II assemble in the drive shaft with the axle center symmetry, drive shaft traction wheel and drive shaft sprocket pass through the key-type connection with the drive shaft respectively, drive shaft bearing board is fixed on traction vehicle frame.
Driven shaft assembly body include driven shaft tape seat bearing I, driven shaft bearing board, driven shaft sprocket, driven shaft traction wheel, driven shaft tape seat bearing II, driven shaft tape seat bearing I, driven shaft bearing board, driven shaft sprocket, driven shaft traction wheel, driven shaft tape seat bearing II with the axle center symmetry assemble on the driven shaft, driven shaft traction wheel and driven shaft sprocket key-type connection, every driven shaft tape seat bearing passes through the bolt fastening respectively on driven shaft bearing board, driven shaft bearing board is fixed on traction vehicle frame.
Each driving shaft chain wheel of the driving shaft assembly is connected with a corresponding driven shaft chain wheel of the driven shaft assembly through a chain to form a group of chain transmission mechanisms.
And the driving shaft and the driven shaft are both of steel optical axis processing structures.
The power battery is connected to the control electric box through a cable, and the control electric box is arranged into a structure capable of transmitting electric energy to the speed reducer through the cable; the remote control handle is characterized in that a control electric box wireless signal receiving and transmitting module is arranged in the control electric box, and a handle infinite signal receiving and transmitting module is arranged in the remote control handle.
The traction frame the place ahead set up the tractor guard shield, the tractor guard shield sets up to the structure that can shelter from protection drive shaft assembly body, speed reducer, control electronic box.
The traction frame is also provided with a counterweight.
Adopt the technical scheme of the utility model, theory of operation and beneficial effect are as follows:
glass transports platform truck draw gear, set up and pull the frame, as the basis of connecting each part. The driving shaft assembly body and the driven shaft assembly body are respectively connected with the traction frame through the bearing with the seat, and the driving shaft of the driving shaft assembly body and the driven shaft of the driven shaft assembly body are not only reliably connected with the traction frame, but also can be ensured to rotate relative to the traction frame. The speed reducer is fixedly arranged on the traction frame and used as a power source, the speed reducer drives the driving shaft to rotate, the driving shaft transmits power to the driven shaft chain wheel through the driving shaft chain wheel and the chain, so as to drive the driven wheel to rotate, and the driving shaft traction wheel at each end of the driving shaft assembly body and the driven shaft traction wheel at each end of the driven shaft assembly body are respectively matched and arranged on the track, so that when the traction device moves forwards or backwards, the traction device moves forwards or backwards along a route set by the track. And transport the platform truck and also set up on the track, transport the platform truck and be used for placing and treat the glass of transporting, and transport the platform truck and be connected with draw gear through pulling the hook, like this, can conveniently pull through draw gear and transport the platform truck and remove. The electric energy of the speed reducer is supplied by the power battery, the speed reducer is started and stopped, and the connection between signal transmission and signal reception is established between the control electric box and the remote control handle by controlling the electric box, so that the traction device can be remotely controlled to start and stop, advance and retreat by the remote control handle. Like this, on the one hand, pull through draw gear, save personnel, labour saving and time saving alleviates operating personnel intensity of labour, and on the other hand, remote control does not need operating personnel closely to operate, effectively ensures operating personnel personal safety. Glass transports platform truck draw gear, can convenient and reliable realize the automation of glass transports the platform truck and pull to can the remote control carry out glass and transport, advance the cauldron, go out the cauldron, turn to operations such as, labour saving and time saving alleviates operating personnel intensity of labour, guarantee operating personnel personal safety.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
FIG. 1 is a schematic structural view of a glass transfer trolley traction device according to the present invention;
FIG. 2 is a schematic structural view of a driving shaft assembly of the glass transfer trolley traction device of the present invention;
FIG. 3 is a schematic structural view of a driven shaft assembly of the glass transfer trolley traction device of the present invention;
fig. 4 is a schematic structural view of a traction frame of the glass transfer trolley traction device of the present invention;
in the drawings, the reference numbers are respectively: 1-a traction frame; 2-a drive shaft assembly; 3-a driven shaft assembly; 4-direct current motor speed reducer; 5, mounting a plate; 6-a power battery; 7-tractor hood; 8, a chain; 9-control the electronic box; 10-remote control handle; 11-counterweight; 21-driving shaft with seat bearing I; 22-drive shaft bearing plate; 23-drive shaft sprocket; 24-drive axle traction wheels; 25-a drive shaft; 26-driving shaft bearing II with seat; 31-driven shaft bearing with seat I; 32-driven shaft bearing plate; 33-driven shaft sprocket; 34-driven axle traction wheels; 35-a driven shaft; 36-driven shaft bearing with seat II.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings, wherein the embodiments of the present invention are described in detail with reference to the accompanying drawings, for example, the shapes, structures, mutual positions and connection relations of the components, the functions and operation principles of the components, and the like:
as shown in the attached drawings 1-4, the utility model relates to a glass transfer trolley draw gear, including drawing frame 1, handheld remote control handle 10, draw 1 bottom installation drive shaft assembly body 2 and driven shaft assembly body 3 of frame, drive shaft assembly body 2 and driven shaft assembly body 3 respectively through taking a bearing to be connected with drawing frame 1, drive shaft assembly body 2 and driven shaft assembly body 3 pass through chain 8 to be connected, speed reducer 4 is connected with drive shaft assembly body 2's drive shaft 25, speed reducer 4 is installed on drawing frame 1, speed reducer 4 be connected with power battery 6, speed reducer 4 connection control electronic box 9, every end of drive shaft assembly body 2 and driven shaft assembly body is provided with respectively pulls the wheel. The structure provides an improved technical scheme aiming at the defects in the prior art. A traction frame is arranged as a foundation for connecting all parts. The driving shaft assembly 2 and the driven shaft assembly 3 are respectively connected with the traction frame 1 through a bearing with a seat, and the driving shaft of the driving shaft assembly 2 and the driven shaft of the driven shaft assembly 3 are not only reliably connected with the traction frame, but also can be ensured to rotate relative to the traction frame. The speed reducer is fixedly arranged on the traction frame and used as a power source, the speed reducer drives the driving shaft to rotate, the driving shaft transmits power to the driven shaft chain wheel through the driving shaft chain wheel and the chain, so as to drive the driven wheel to rotate, and the driving shaft traction wheel at each end of the driving shaft assembly body and the driven shaft traction wheel at each end of the driven shaft assembly body are respectively matched and arranged on the track, so that when the traction device moves forwards or backwards, the traction device moves forwards or backwards along a route set by the track. And transport the platform truck and also set up on the track, transport the platform truck and be used for placing and treat the glass of transporting, and transport the platform truck and be connected with draw gear through pulling the hook, like this, can conveniently pull through draw gear and transport the platform truck and remove. The electric energy of the speed reducer is supplied by a power battery, the speed reducer is started and stopped, and the connection of signal transmission and signal reception is established between the control electric box and the remote control handle by controlling the electric box 9, so that the traction device can be remotely controlled to be started, stopped, advanced and retreated by the remote control handle. Like this, on the one hand, pull through draw gear, save personnel, labour saving and time saving alleviates operating personnel intensity of labour, and on the other hand, remote control does not need operating personnel closely to operate, effectively ensures operating personnel personal safety. Glass transports platform truck draw gear, simple structure can convenient and reliable realize that the automation of glass transports the platform truck pulls to can the remote control carry out glass transport, advance the cauldron, go out the cauldron, turn to operations such as, labour saving and time saving alleviates operating personnel intensity of labour, guarantee operating personnel personal safety.
The speed reducer 4 is a direct current motor speed reducer, the speed reducer 4 and the driving shaft 25 are coaxially assembled, the speed reducer 4 is in key connection with the driving shaft 25, the speed reducer 4 is fixed on the mounting plate 5 through bolts, and the mounting plate 5 is fixed on the traction frame 1. Above-mentioned structure, speed reducer 4 and the coaxial center assembly of drive shaft 25 realize through the key-type connection that the speed reducer passes power to the drive shaft and transmits, and the drive shaft rotates. The drive shaft rotates and then transmits power to the drive shaft chain wheel and the drive shaft traction wheel, and the drive shaft assembly body moves along the track and simultaneously transmits power to the driven shaft assembly body.
The driving shaft assembly 2 comprises a driving shaft bearing with seat I21, a driving shaft bearing plate 22, a driving shaft chain wheel 23, a driving shaft traction wheel 24, a driving shaft 25 and a driving shaft bearing with seat II 26, the driving shaft bearing with seat I21, the driving shaft bearing plate 22, the driving shaft chain wheel 23, the driving shaft traction wheel 24 and the driving shaft bearing with seat II 26 are coaxially and symmetrically assembled on the driving shaft 25, the driving shaft traction wheel 24 and the driving shaft chain wheel 23 are respectively connected with the driving shaft 25 through keys, and the driving shaft bearing plate 22 is fixed on the traction vehicle frame 1. Above-mentioned structure, the drive shaft bearing board is connected through drive shaft rolling bearing to the drive shaft of drive shaft assembly body 2, then with draw connected to the vehicle frame, realizes structural connection. The drive shaft bearing plate may be welded to the traction frame.
Driven shaft assembly body 3 include driven shaft area seat bearing I31, driven shaft bearing board 32, driven shaft sprocket 33, driven shaft traction wheel 34, driven shaft 35, driven shaft area seat bearing II 36, driven shaft area seat bearing I31, driven shaft bearing board 32, driven shaft sprocket 33, driven shaft traction wheel 34, driven shaft area seat bearing II 36 assemble on driven shaft 35 with the same axle center symmetry, driven shaft traction wheel 34 and driven shaft sprocket 33 key-type connect, every driven shaft area seat bearing passes through the bolt fastening respectively on driven shaft bearing board 32, driven shaft bearing board 32 is fixed on traction vehicle frame 1. Above-mentioned structure, the driven shaft of driven shaft assembly body 3 passes through the driven shaft and takes the pedestal bearing to connect driven shaft bearing plate, then with the traction vehicle frame connection, realizes structural connection. The driven shaft bearing plate can be connected with the traction frame through welding, and the reliability of integral connection is ensured.
Each drive shaft sprocket 23 of the drive shaft assembly 2 is connected with a corresponding driven shaft sprocket 33 of the driven shaft assembly 3 through a chain 8 to form a group of chain transmission mechanisms. Above-mentioned structure, when the speed reducer moved, drive the drive shaft and rotate, drive shaft sprocket synchronous revolution, then transmitted power to driven shaft sprocket through the chain to the drive driven shaft rotates. Like this, through the control of speed reducer, realize the holistic advance or retreat of draw gear, transport platform truck and draw gear all are located the track, and transport platform truck passes through the towing hook and is connected with draw gear (tractor), advances or retreats to transport platform truck and draw gear all move along the track.
The driving shaft 25 and the driven shaft 35 are both of steel optical axis processing structures. Above-mentioned structure, the intensity of drive shaft 25 and driven shaft 35 satisfies the requirement, satisfies the bearing capacity, improves life.
The power battery 6 is connected to the control electric box 9 through a cable, and the control electric box 9 is arranged to be capable of transmitting electric energy to the speed reducer 4 through the cable; a wireless signal receiving and transmitting module of the control electric box is arranged in the control electric box 9, and a handle infinite signal receiving and transmitting module is arranged in the remote control handle 10. With the structure, when the traction device needs to be controlled to move forwards or backwards or stop, the remote control handle is operated to send a signal to the wireless signal transceiver module of the control electric box in the control electric box 9, and the control electric box controls the speed reducer after receiving the signal. Therefore, the traction device can be controlled at a longer distance, and personnel do not need to follow the traction device all the time.
The front of the traction frame 1 is provided with a tractor shield 7, and the tractor shield 7 is arranged to be of a structure capable of shielding the protection driving shaft assembly 2, the speed reducer 4 and the control electric box 9. The tractor hood 7 is used for shielding and protecting the components and avoiding rain or foreign object impact.
The traction vehicle frame 1 is also provided with a counterweight 11. The counterweight is used for balancing the traction device.
Glass transports platform truck draw gear, set up and pull the frame, as the basis of connecting each part. The driving shaft assembly and the driven shaft assembly are respectively connected with the traction frame through the bearing with the seat, and the driving shaft of the driving shaft assembly and the driven shaft of the driven shaft assembly are reliably connected with the traction frame and can rotate relative to the traction frame. The speed reducer is fixedly arranged on the traction frame and used as a power source, the speed reducer drives the driving shaft to rotate, the driving shaft transmits power to the driven shaft chain wheel through the driving shaft chain wheel and the chain, so as to drive the driven wheel to rotate, and the driving shaft traction wheel at each end of the driving shaft assembly body and the driven shaft traction wheel at each end of the driven shaft assembly body are respectively matched and arranged on the track, so that when the traction device moves forwards or backwards, the traction device moves forwards or backwards along a route set by the track. And transport the platform truck and also set up on the track, transport the platform truck and be used for placing and treat the glass of transporting, and transport the platform truck and be connected with draw gear through pulling the hook, like this, can conveniently pull through draw gear and transport the platform truck and remove. The electric energy of the speed reducer is supplied by the power battery, the speed reducer is started and stopped, and the connection between signal transmission and signal reception is established between the control electric box and the remote control handle by controlling the electric box, so that the traction device can be remotely controlled to start and stop, advance and retreat by the remote control handle. Like this, on the one hand, pull through draw gear, save personnel, labour saving and time saving alleviates operating personnel intensity of labour, and on the other hand, remote control does not need operating personnel closely to operate, effectively ensures operating personnel personal safety. Glass transports platform truck draw gear, can convenient and reliable realize the automation of glass transports the platform truck and pull to can the remote control carry out glass and transport, advance the cauldron, go out the cauldron, turn to operations such as, labour saving and time saving alleviates operating personnel intensity of labour, guarantee operating personnel personal safety.
The present invention has been described in detail with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and the present invention can be implemented in various ways without modification, and the present invention is not limited by the above embodiments.
Claims (9)
1. The utility model provides a glass transports platform truck draw gear which characterized in that: including pulling frame (1), handheld remote control handle (10), pull frame (1) bottom installation drive shaft assembly body (2) and driven shaft assembly body (3), drive shaft assembly body (2) and driven shaft assembly body (3) are connected with pulling frame (1) through the seated bearing respectively, drive shaft assembly body (2) and driven shaft assembly body (3) are connected through chain (8), speed reducer (4) are connected with drive shaft (25) of drive shaft assembly body (2), install on pulling frame (1) speed reducer (4), speed reducer (4) be connected with power battery (6), speed reducer (4) connection control electronic box (9), drive shaft assembly body (2) and driven shaft assembly body (3) each end are provided with respectively and pull the wheel.
2. The glass transfer trolley draw gear of claim 1, wherein: the speed reducer (4) is a direct current motor speed reducer, the speed reducer (4) and the driving shaft (25) are coaxially assembled, the speed reducer (4) is in key connection with the driving shaft (25), the speed reducer (4) is fixed on the mounting plate (5) through bolts, and the mounting plate (5) is fixed on the traction frame (1).
3. The glass transfer trolley draw gear of claim 1 or 2, wherein: drive shaft assembly body (2) including drive shaft area seat bearing I (21), drive shaft bearing board (22), drive shaft sprocket (23), drive shaft traction wheel (24), drive shaft (25), drive shaft area seat bearing II (26), drive shaft area seat bearing I (21), drive shaft bearing board (22), drive shaft sprocket (23), drive shaft traction wheel (24), drive shaft area seat bearing II (26) assemble on drive shaft (25) with the axle center symmetry, drive shaft traction wheel (24) and drive shaft sprocket (23) pass through the key-type connection with drive shaft (25) respectively, drive shaft bearing board (22) are fixed on traction vehicle frame (1).
4. The glass transfer trolley draw gear of claim 3, wherein: driven shaft assembly body (3) including driven shaft area seat bearing I (31), driven shaft bearing board (32), driven shaft sprocket (33), driven shaft traction wheel (34), driven shaft (35), driven shaft area seat bearing II (36), driven shaft area seat bearing I (31), driven shaft bearing board (32), driven shaft sprocket (33), driven shaft traction wheel (34), driven shaft area seat bearing II (36) assemble on driven shaft (35) with the axle center symmetry, driven shaft traction wheel (34) and driven shaft sprocket (33) key-type connection, every driven shaft area seat bearing passes through the bolt fastening respectively on driven shaft bearing board (32), driven shaft bearing board (32) are fixed on traction vehicle frame (1).
5. The glass transfer trolley draw gear of claim 4, wherein: each driving shaft chain wheel (23) of the driving shaft assembly body (2) is connected with a corresponding driven shaft chain wheel (33) of the driven shaft assembly body (3) through a chain (8) to form a group of chain transmission mechanisms.
6. The glass transfer trolley draw gear of claim 4, wherein: the driving shaft (25) and the driven shaft (35) are both of steel optical axis processing structures.
7. The glass transfer trolley draw gear of claim 1 or 2, wherein: the power battery (6) is connected to the control electric box (9) through a cable, and the control electric box (9) is arranged into a structure capable of transmitting electric energy to the speed reducer (4) through the cable; the control electric box (9) is internally provided with a control electric box wireless signal receiving and transmitting module, and the remote control handle (10) is internally provided with a handle infinite signal receiving and transmitting module.
8. The glass transfer trolley draw gear of claim 1 or 2, wherein: the tractor is characterized in that a tractor protective cover (7) is arranged in front of the traction frame (1), and the tractor protective cover (7) is arranged to be of a structure capable of shielding a protection driving shaft assembly body (2), a speed reducer (4) and a control electric box (9).
9. The glass transfer trolley traction device of claim 1 or 2, wherein: the traction frame (1) is also provided with a counterweight (11).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222611250.1U CN218750754U (en) | 2022-09-30 | 2022-09-30 | Glass transfer trolley traction device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222611250.1U CN218750754U (en) | 2022-09-30 | 2022-09-30 | Glass transfer trolley traction device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN218750754U true CN218750754U (en) | 2023-03-28 |
Family
ID=85695801
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202222611250.1U Active CN218750754U (en) | 2022-09-30 | 2022-09-30 | Glass transfer trolley traction device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN218750754U (en) |
-
2022
- 2022-09-30 CN CN202222611250.1U patent/CN218750754U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110466539A (en) | A kind of solar energy Remote-control single-track transport vehicle for hillside orchard transport | |
CN204998659U (en) | Universal rotation electric flat carriage of wireless remote control | |
CN218750754U (en) | Glass transfer trolley traction device | |
CN212098610U (en) | Live pig transport vechicle | |
CN208149481U (en) | A kind of walking steering system of AGV car carrying robot | |
CN113978958B (en) | Garbage transportation and treatment system | |
CN112045339B (en) | Railway wagon body welding system | |
CN206125155U (en) | Automatically controlled transfer car(buggy) | |
CN208978721U (en) | A kind of electric power repair robot lifting device of vehicle up and down automatically | |
CN210105424U (en) | Frame integral type is embraced and is pressed from both sides parking robot | |
CN114582537A (en) | Automatic moving system of spent fuel storage grillwork for nuclear island fuel plant | |
CN210284238U (en) | Self-pulling moving device for vehicle body operation | |
CN215204957U (en) | Fuel cell carrier with turning and lifting functions | |
CN218539151U (en) | Automatic process trolley for passenger car repair | |
CN216424191U (en) | A multi-functional remote control connects appearance car for laboratory sample transport | |
CN219904574U (en) | All-terrain transport vehicle | |
CN221739633U (en) | Tractor carrier for elevator installation | |
CN103144992A (en) | Double-layer cut-to-length line roller material receiving car | |
CN2555136Y (en) | Mobile band-sawing machine | |
CN221342594U (en) | Multifunctional roller AGV vehicle | |
CN212313904U (en) | Intelligent tail dock walking mechanism of airplane | |
CN220298563U (en) | Material handcart for construction | |
CN218023758U (en) | Electric rail steering device | |
CN212673850U (en) | Thermal smelting is with reinforced car | |
CN218260388U (en) | Double-chain wheel tractor |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |