CN113666618B - 3D glass hot bending forming vacuum adsorption structure - Google Patents
3D glass hot bending forming vacuum adsorption structure Download PDFInfo
- Publication number
- CN113666618B CN113666618B CN202111152743.7A CN202111152743A CN113666618B CN 113666618 B CN113666618 B CN 113666618B CN 202111152743 A CN202111152743 A CN 202111152743A CN 113666618 B CN113666618 B CN 113666618B
- Authority
- CN
- China
- Prior art keywords
- exhaust pipe
- plate
- pipe fitting
- glass hot
- bottom plate
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/02—Re-forming glass sheets
- C03B23/023—Re-forming glass sheets by bending
- C03B23/035—Re-forming glass sheets by bending using a gas cushion or by changing gas pressure, e.g. by applying vacuum or blowing for supporting the glass while bending
- C03B23/0352—Re-forming glass sheets by bending using a gas cushion or by changing gas pressure, e.g. by applying vacuum or blowing for supporting the glass while bending by suction or blowing out for providing the deformation force to bend the glass sheet
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/02—Re-forming glass sheets
- C03B23/023—Re-forming glass sheets by bending
- C03B23/03—Re-forming glass sheets by bending by press-bending between shaping moulds
- C03B23/0305—Press-bending accelerated by applying mechanical forces, e.g. inertia, weights or local forces
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Abstract
The invention provides a 3D glass hot bending forming vacuum adsorption structure applied to the technical field of display screens, wherein a heating plate (3) is arranged on a heat insulation plate (2) at the upper part of a structure bottom plate (1) of the 3D glass hot bending forming vacuum adsorption structure, a lower pipe fitting (4) is arranged at the lower part of the structure bottom plate (1), the lower pipe fitting (4) is communicated with a cooling pipe (5), an exhaust pipe (6) movably penetrates through the lower pipe fitting (4), the structure bottom plate (1), the heat insulation plate (2) and the heating plate (3), the upper end of the exhaust pipe (6) protrudes out of the upper part of the heating plate (3), and the lower pipe fitting (4) and the lower part of the exhaust pipe (6) are connected through a spring (7).
Description
Technical Field
The invention belongs to the technical field of display screens, and particularly relates to a 3D glass hot bending forming vacuum adsorption structure.
Background
In the 3D glass hot bending forming process, a mould is required to be used and comprises an upper mould and a lower mould. In the forming process, a hot bending adsorption technology is needed, and the glass hot absorption time is long, the vacuum absorption capacity is poor and the air leakage is large in the current common hot bending adsorption forming structure mode.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: aiming at the defects of the prior art, the 3D glass hot bending forming vacuum adsorption structure is simple in structure, can effectively reduce hot suction time, improves vacuum suction capacity, solves the air leakage problem in the hot suction process, and is favorable for reducing energy consumption, improving hot bending efficiency and improving product yield.
To solve the technical problems, the invention adopts the technical scheme that:
the invention relates to a 3D glass hot bending forming vacuum adsorption structure which comprises a structure bottom plate, wherein a heat insulation plate is arranged at the upper part of the structure bottom plate, a heating plate is arranged on the heat insulation plate, a lower pipe fitting is arranged at the lower part of the structure bottom plate, the lower pipe fitting is communicated with a cooling pipe, an exhaust pipe movably penetrates through the lower pipe fitting, the structure bottom plate, the heat insulation plate and the heating plate, the upper end of the exhaust pipe protrudes out of the heating plate, and the lower pipe fitting is connected with the lower part of the exhaust pipe through a spring.
The structure bottom plate on set up a plurality of heat insulating boards of adjacent arrangement, set up the hot plate on every heat insulating board respectively, the structure bottom plate lower part of every hot plate below corresponds respectively and sets up a lower part pipe fitting, cooling tube of every lower part pipe fitting intercommunication, every exhaust tube activity passes a corresponding lower part pipe fitting, structure bottom plate, a heat insulating board, a hot plate, every exhaust tube upper end protrusion is in the hot plate top that corresponds, through a plurality of spring coupling between every lower part pipe fitting and the exhaust tube lower part that corresponds.
The lower part pipe fitting on set up bulge I, bulge I goes up and sets up a plurality of hook holes I according to the clearance along I a week of bulge, sets up bulge II on the exhaust tube, bulge II goes up and sets up a plurality of hook holes II according to the clearance along II a week of bulge, every spring upper end hook lid is in hook hole I, every spring upper end hook lid is in hook hole II.
The 3D glass hot bending forming die comprises an upper die and a lower die, wherein the upper die is positioned on the upper portion of the lower die, and the lower die is of a structure capable of being placed on a heating plate.
When the lower die is placed on the heating plate, the vacuum suction hole of the lower die is arranged to be capable of aligning with the upper end of the exhaust pipe, and the self weight of the lower die is arranged to be capable of pressing down the exhaust pipe, so that the interface of the exhaust pipe and the vacuum suction hole are tightly combined.
When the self weight of the lower die is set to be capable of pressing down the exhaust tube, the exhaust tube is set to be capable of moving downwards relative to the lower pipe fitting, and therefore the structure of the extension of the spring is pulled.
The self weight of the lower die is set to be capable of pressing down the exhaust pipe, and the spring is set to be of a structure capable of applying upward force on the exhaust pipe.
When the lower die leaves the heating plate, the spring is set to be capable of contracting, so that the suction pipe is pushed to be in an upward reset structure relative to the lower pipe fitting.
The heat insulation plate on the structural bottom plate is a high-aluminum heat insulation plate.
The lower pipe fitting is fixed on the lower part of the structural bottom plate through a flange.
By adopting the technical scheme of the invention, the following beneficial effects can be obtained:
the invention relates to a 3D glass hot bending forming vacuum adsorption structure, which comprises the following operation processes: in the 3D glass hot bending forming process, a lower die is placed on a heating plate, a vacuum suction hole of the lower die is aligned to an exhaust pipe, at the moment, downward force applied by the weight of the lower die can act on the exhaust pipe to press the exhaust pipe downwards, the exhaust pipe has an upward trend under the action of a spring, so that the exhaust pipe can reliably act in the vacuum suction hole, and the exhaust pipe is tightly combined with the vacuum suction hole of the die. The installation mode enables air leakage not to occur in the vacuum suction process, and improves air suction efficiency. Above-mentioned structure, this 3D hot curved vacuum adsorption structure, simple structure promotes great to the adsorption efficiency. And is beneficial to reducing energy consumption, improving hot bending efficiency and improving product yield. The 3D glass hot bending forming vacuum adsorption structure is simple in structure, and can effectively reduce the hot suction time, improve the vacuum suction capacity, solve the problem of air leakage in the hot suction process, and be beneficial to reducing energy consumption, improving the hot bending efficiency and improving the product yield in the 3D glass hot bending forming process.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
FIG. 1 is a schematic structural diagram of a 3D glass hot bending vacuum adsorption structure according to the present invention;
in the drawings, the symbols are respectively: 1. a structural floor; 2. a heat insulation plate; 3. heating plates; 4. a lower pipe; 5. a cooling tube; 6. an air exhaust pipe; 7. a spring (extension spring); 8. a convex part I; 9. a hooking hole I; 10. a convex part II; 11. a hooking hole II; 12. and (4) a flange.
Detailed Description
The following detailed description of the embodiments of the present invention, such as the shapes and structures of the components, the mutual positions and connection relations among the components, the functions and operation principles of the components, will be made by referring to the accompanying drawings and the description of the embodiments:
as shown in the attached figure 1, the invention relates to a 3D glass hot bending forming vacuum adsorption structure, which comprises a structure bottom plate 1, wherein a heat insulation plate 2 is arranged on the upper part of the structure bottom plate 1, a heating plate 3 is arranged on the heat insulation plate 2, a lower pipe fitting 4 is arranged on the lower part of the structure bottom plate 1, the lower pipe fitting 4 is communicated with a cooling pipe 5, an exhaust pipe 6 movably penetrates through the lower pipe fitting 4, the structure bottom plate 1, the heat insulation plate 2 and the heating plate 3, the upper end of the exhaust pipe 6 protrudes out of the heating plate 3, and the lower part of the lower pipe fitting 4 is connected with the lower part of the exhaust pipe 6 through a spring 7. The structure provides a brand-new technical scheme based on a smart concept aiming at the problems in the prior art. The operation process of the product is as follows: in the 3D glass hot bending forming process, a lower die is placed on a heating plate, a vacuum suction hole of the lower die is aligned to an exhaust pipe, at the moment, downward force applied by the weight of the lower die can act on the exhaust pipe to press the exhaust pipe downwards, the exhaust pipe has an upward trend under the action of a spring, so that the exhaust pipe can reliably act in the vacuum suction hole, and the exhaust pipe is tightly combined with the vacuum suction hole of the die. The installation mode enables air leakage not to occur in the vacuum suction process, and improves air suction efficiency. Above-mentioned structure, this 3D hot curved vacuum adsorption structure, simple structure promotes great to the adsorption efficiency. And is beneficial to reducing energy consumption, improving hot bending efficiency and improving product yield. The 3D glass hot bending forming vacuum adsorption structure is simple in structure, and can effectively reduce the hot suction time, improve the vacuum suction capacity, solve the problem of air leakage in the hot suction process, and be beneficial to reducing energy consumption, improving the hot bending efficiency and improving the product yield in the 3D glass hot bending forming process.
The structure bottom plate 1 on set up a plurality of heat insulating boards 2 of adjacent arrangement, set up hot plate 3 on every heat insulating board 2 respectively, 1 lower part of structure bottom plate of every hot plate 3 below corresponds respectively and sets up a lower part pipe fitting 4, cooling tube 5 of every lower part pipe fitting 4 intercommunication, 6 activities of every exhaust tube pass a lower part pipe fitting 4 that corresponds, structure bottom plate 1, a heat insulating board 2, a hot plate 3, 6 upper end protrusions in the hot plate 3 top that corresponds of every exhaust tube, connect through a plurality of springs 7 between 6 lower parts of every lower part pipe fitting 4 and the exhaust tube that corresponds. Above-mentioned structure, the bottom plate can set up one, and heat insulating board, hot plate, lower part pipe fitting, cooling tube, exhaust tube all can set up a plurality ofly, and according to the actual demand, sets up needs quantity. When the device is arranged, the heat insulation plates, the heating plate, the lower pipe fitting, the cooling pipe and the exhaust pipe correspond to one another in number and position.
Lower part pipe fitting 4 on set up bulge I8, set up a plurality of hook holes I9 according to the clearance along I8 a week of bulge on the bulge I8, set up bulge II 10 on exhaust tube 6, set up a plurality of hook holes II 11 according to the clearance along II 10 a week of bulge on II 10 of bulge, every 7 upper end hooks of spring lid in hook hole I9, every 7 upper end hooks of spring lid in hook hole II 11. Above-mentioned structure, the spring action is on lower pipe fitting and exhaust tube, exerts external force, and when the lower mould was placed on the hot plate, the hole was inhaled to the vacuum of lower mould set up to can aim at 6 upper ends of exhaust tube to the self weight of lower mould can realize pushing down the exhaust tube 6, and the spring action is on the exhaust tube simultaneously, makes the exhaust tube upwards, makes 6 interfaces of exhaust tube inhale the hole with the vacuum and combines reliably sealedly.
The 3D glass hot bending forming die comprises an upper die and a lower die, wherein the upper die is positioned on the upper portion of the lower die, and the lower die is of a structure capable of being placed on the heating plate 3. When the lower mould was placed on hot plate 3, the hole was inhaled in the vacuum of lower mould set up to can aim at exhaust tube 6 upper end to the self weight of lower mould sets up to realize pushing down to exhaust tube 6, makes the structure that the hole closely combined is inhaled with the vacuum to the 6 interfaces of exhaust tube. The self weight of the lower die is set to be capable of pressing down the exhaust pipe 6, and the exhaust pipe 6 is set to be capable of moving downwards relative to the lower pipe fitting 4, so that the spring 7 is pulled to extend. When the self weight of the lower die is set to be capable of pressing down the exhaust pipe 6, the spring 7 is set to be of a structure capable of applying upward force on the exhaust pipe 6. When the lower die leaves the heating plate 3, the spring 7 is set to be a structure capable of realizing contraction, so that the suction pipe 6 is pushed to reset upwards relative to the lower pipe fitting 4. Above-mentioned structure, when the lower mould was placed on the hot plate, the exhaust tube was reliably sealed with the vacuum of lower mould and is inhaled the hole, and the lower mould relies on self weight, applys decurrent power on the exhaust tube, and the spring receives the pressurization and extends, and the spring can be applyed upwardly and on the exhaust tube, realizes the exhaust tube and inhales the reliable contact in hole with the vacuum, ensures reliably sealed. And after the lower die is taken away, the external force applied by the lower die disappears, the spring applies upward force to drive the exhaust pipe to move upward relative to the lower pipe fitting, so that the exhaust pipe is reset to the initial state, and the exhaust pipe is convenient to use next time.
The heat insulation plate 2 on the structural bottom plate 1 is a high-aluminum heat insulation plate. The lower pipe 4 is fixed to the lower part of the structural bottom plate 1 by a flange 12. With the structure, the lower pipe fittings are reliably connected.
The invention relates to a 3D glass hot bending forming vacuum adsorption structure, which comprises the following operation processes: in the 3D glass hot bending forming process, a lower die is placed on a heating plate, a vacuum suction hole of the lower die is aligned to an exhaust pipe, at the moment, downward force applied by the weight of the lower die can act on the exhaust pipe to press the exhaust pipe downwards, the exhaust pipe has an upward trend under the action of a spring, so that the exhaust pipe can reliably act in the vacuum suction hole, and the exhaust pipe is tightly combined with the vacuum suction hole of the die. The installation mode enables air leakage not to occur in the vacuum suction process, and improves air suction efficiency. Above-mentioned structure, this 3D hot curved vacuum adsorption structure, simple structure promotes great to the adsorption efficiency. And is beneficial to reducing energy consumption, improving hot bending efficiency and improving product yield. The 3D glass hot bending forming vacuum adsorption structure is simple in structure, and can effectively reduce the hot suction time, improve the vacuum suction capacity, solve the problem of air leakage in the hot suction process, and be beneficial to reducing energy consumption, improving the hot bending efficiency and improving the product yield in the 3D glass hot bending forming process.
The present invention has been described in connection with the accompanying drawings, and it is to be understood that the invention is not limited to the specific embodiments disclosed, but is intended to cover various modifications, changes and equivalents of the embodiments of the invention, and its application to other applications without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a 3D glass hot bending shaping vacuum adsorption structure which characterized in that: the 3D glass hot bending forming vacuum adsorption structure comprises a structure bottom plate (1), a heat insulation plate (2) is arranged on the upper portion of the structure bottom plate (1), a heating plate (3) is arranged on the heat insulation plate (2), a lower pipe fitting (4) is arranged on the lower portion of the structure bottom plate (1), the lower pipe fitting (4) is communicated with a cooling pipe (5), an exhaust pipe (6) movably penetrates through the lower pipe fitting (4), the structure bottom plate (1), the heat insulation plate (2) and the heating plate (3), the upper end of the exhaust pipe (6) protrudes out of the upper portion of the heating plate (3), and the lower pipe fitting (4) is connected with the lower portion of the exhaust pipe (6) through a spring (7);
the structure bottom plate (1) is provided with a plurality of heat insulation plates (2) which are adjacently arranged, each heat insulation plate (2) is respectively provided with a heating plate (3), the lower part of the structure bottom plate (1) below each heating plate (3) is respectively and correspondingly provided with a lower pipe fitting (4), each lower pipe fitting (4) is communicated with a cooling pipe (5), each exhaust pipe (6) movably penetrates through one corresponding lower pipe fitting (4), the structure bottom plate (1), one heat insulation plate (2) and one heating plate (3), the upper end of each exhaust pipe (6) protrudes out of the corresponding heating plate (3), and the lower parts of each lower pipe fitting (4) and the corresponding exhaust pipe (6) are connected through a plurality of springs (7);
the lower pipe fitting (4) is provided with a convex part I (8), a plurality of hook holes I (9) are formed in the convex part I (8) along the periphery of the convex part I (8) in a clearance mode, a convex part II (10) is formed in the exhaust pipe (6), a plurality of hook holes II (11) are formed in the convex part II (10) along the periphery of the convex part II (10) in a clearance mode, the upper end of each spring (7) is hooked and covered in the hook holes I (9), and the upper end of each spring (7) is hooked and covered in the hook holes II (11);
in the 3D glass hot bending forming process, a lower die is placed on a heating plate, a vacuum suction hole of the lower die is aligned to an exhaust pipe, at the moment, downward force applied by the weight of the lower die can act on the exhaust pipe to press the exhaust pipe downwards, the exhaust pipe has an upward trend under the action of a spring, so that the exhaust pipe can reliably act in the vacuum suction hole, and the exhaust pipe is tightly combined with the vacuum suction hole of the die.
2. The 3D glass hot bend forming vacuum adsorption structure of claim 1, wherein: the 3D glass hot bending forming die comprises an upper die and a lower die, wherein the upper die is positioned on the upper portion of the lower die, and the lower die is of a structure capable of being placed on the heating plate (3).
3. The 3D glass hot bend forming vacuum adsorption structure of claim 2, wherein: when the lower mould was placed on hot plate (3), the hole was inhaled in the vacuum of lower mould set up to can aim at exhaust tube (6) upper end to the self weight of lower mould sets up to realize pushing down exhaust tube (6), makes exhaust tube (6) interface and the structure that the hole closely combined is inhaled in the vacuum.
4. The 3D glass hot bend forming vacuum adsorption structure of claim 3, wherein: the self weight of the lower die is set to be capable of pressing down the air exhaust pipe (6), and the air exhaust pipe (6) is set to be capable of moving downwards relative to the lower pipe fitting (4) so as to pull the spring (7) to extend.
5. The 3D glass hot bend forming vacuum adsorption structure of claim 3, wherein: the self weight of the lower die is set to be capable of pressing down the air exhaust pipe (6), and the spring (7) is set to be of a structure capable of applying upward force on the air exhaust pipe (6).
6. The 3D glass hot bend forming vacuum adsorption structure of claim 2, wherein: when the lower die leaves the heating plate (3), the spring (7) is set to be capable of contracting, so that the air exhaust pipe (6) is pushed to be reset upwards relative to the lower pipe fitting (4).
7. The 3D glass hot bend forming vacuum adsorption structure of claim 1 or 2, wherein: the heat insulation plate (2) on the structural bottom plate (1) is a high-aluminum heat insulation plate.
8. The 3D glass hot bend forming vacuum adsorption structure of claim 1 or 2, characterized in that: the lower pipe fitting (4) is fixed on the lower part of the structural bottom plate (1) through a flange (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111152743.7A CN113666618B (en) | 2021-09-29 | 2021-09-29 | 3D glass hot bending forming vacuum adsorption structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111152743.7A CN113666618B (en) | 2021-09-29 | 2021-09-29 | 3D glass hot bending forming vacuum adsorption structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113666618A CN113666618A (en) | 2021-11-19 |
| CN113666618B true CN113666618B (en) | 2023-03-28 |
Family
ID=78550401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111152743.7A Active CN113666618B (en) | 2021-09-29 | 2021-09-29 | 3D glass hot bending forming vacuum adsorption structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113666618B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007015877A (en) * | 2005-07-06 | 2007-01-25 | Matsushita Electric Ind Co Ltd | Glass device forming apparatus |
| CN108395081B (en) * | 2018-03-28 | 2019-06-14 | 东莞市银泰玻璃有限公司 | A kind of glass automation bending apparatus |
| CN110395886A (en) * | 2018-04-24 | 2019-11-01 | 湖南三兴精密工业股份有限公司 | A kind of molding method of 3D bend glass heat suction |
| CN210048652U (en) * | 2019-04-19 | 2020-02-11 | 东莞市轩驰智能科技有限公司 | Hot bending machine |
| CN109970327B (en) * | 2019-04-19 | 2023-12-26 | 东莞市轩驰智能科技有限公司 | Hot bending machine and hot bending forming method |
| CN210595786U (en) * | 2019-09-25 | 2020-05-22 | 东莞隆庆祥瑞光电科技有限公司 | Grinding-free forming hot bending mechanism for 3D glass product |
-
2021
- 2021-09-29 CN CN202111152743.7A patent/CN113666618B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN113666618A (en) | 2021-11-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2512357Y (en) | Baking room of bread baker | |
| CN113666618B (en) | 3D glass hot bending forming vacuum adsorption structure | |
| CN101730458B (en) | Assembling fixture applied to circuit board | |
| CN206247629U (en) | A kind of Teat pump boiler | |
| CN211815185U (en) | Multilayer cardboard hot press unit | |
| CN201112402Y (en) | Vacuum device used for solar energy battery components layer press | |
| CN2938202Y (en) | Improved structure of screw hole contact spring | |
| CN204118043U (en) | A kind of multi-chip module implant head and Intelligent card package production line | |
| CN201821520U (en) | Electric heating plate | |
| CN220454266U (en) | Inlet structure of annealing furnace | |
| CN201226312Y (en) | Touch key-press | |
| CN213433042U (en) | Silane continuous rectification device | |
| CN2873999Y (en) | Connector for glass rolling door | |
| CN202155670U (en) | Electric cabinet shape-righting fixture of railway motor car | |
| CN103478916A (en) | Production equipment of cold setting cup | |
| CN208409759U (en) | A kind of finishing fixed plate nail mounting device | |
| CN205011627U (en) | Hot compression fittings of 3D curved surface cell -phone glass | |
| CN205232580U (en) | Equipment of buckling of flexible line way board | |
| CN209570050U (en) | A kind of digitlization plate heat exchanger | |
| CN214161209U (en) | High-temperature cloth parallel lead bending mechanism | |
| CN219256483U (en) | Sheet metal forming cylinder with self-heating function for 3D printer | |
| CN210642689U (en) | Combined energy-saving lining pressing machine | |
| CN202736838U (en) | An improved-type temperature controller provided with double metal sheets | |
| CN212708480U (en) | Hot pressing device for preparing screen printing plate | |
| CN219289252U (en) | High-strength barbecue net |
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 |