CN220301652U - Energy-conserving roof of green building - Google Patents
Energy-conserving roof of green building Download PDFInfo
- Publication number
- CN220301652U CN220301652U CN202321630795.5U CN202321630795U CN220301652U CN 220301652 U CN220301652 U CN 220301652U CN 202321630795 U CN202321630795 U CN 202321630795U CN 220301652 U CN220301652 U CN 220301652U
- Authority
- CN
- China
- Prior art keywords
- water collecting
- plate
- water
- roof
- collecting 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 116
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 238000007790 scraping Methods 0.000 claims abstract description 29
- 238000004140 cleaning Methods 0.000 claims description 11
- 238000001914 filtration Methods 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 12
- 238000010586 diagram Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
Landscapes
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
Abstract
The utility model discloses a green building energy-saving roof, which comprises: a housing; a roof body disposed on the housing; the water collecting plate is fixedly arranged on the roof body, and two drain pipes are fixedly arranged on one side of the water collecting plate; the two scraping mechanisms are arranged on the water collecting plate, each scraping mechanism comprises a one-way screw, a scraping plate, a protection cylinder, a motor and a discharge hole, the one-way screw is rotatably arranged on the water collecting plate, the scraping plate is sleeved with threads and is arranged on the one-way screw, and the scraping plates are in sliding contact with the inner wall of the water collecting plate and the top of the roof body. The green building energy-saving roof provided by the utility model has the advantages of being capable of avoiding garbage or fallen leaves from blocking a drain pipe, ensuring the collection of most of rainwater and reducing water loss, thereby realizing the green environment-friendly energy-saving roof.
Description
Technical Field
The utility model relates to the technical field of green buildings, in particular to an energy-saving roof of a green building.
Background
The term "green" of the "green building" does not mean a general stereoscopic greening or roof garden, but represents a concept or symbol, and means that the building is harmless to the environment and can fully utilize natural resources of the environment. The green building is a novel building which does not destroy the basic ecological balance condition of the environment during the building period, and the consumed substances and energy sources during the survival period are obviously less than those of the traditional building, and can also be called sustainable development building, ecological building, natural building, energy-saving environment-friendly building and the like.
Solar panels are installed on a roof and rainwater is collected in a common form in a green energy-saving building, but when leaves fall in autumn or roof garbage is too much, the garbage or leaves fall to easily block a drain pipe, most of the rainwater is wasted, natural resources are wasted due to the fact that the rainwater is not collected, and the green building cannot be realized.
Therefore, there is a need to provide a new green building energy saving roof that solves the above technical problems.
Disclosure of Invention
The utility model provides an energy-saving roof of a green building, which aims to solve the technical problem that garbage or fallen leaves are easy to block a drain pipe.
The utility model provides a green building energy-saving roof, which comprises: a housing; a roof body disposed on the housing; the water collecting plate is fixedly arranged on the roof body, the water collecting plate is a groove body surrounded by two side plates, two end plates and a bottom plate, and two drain pipes are fixedly arranged on one side plate of the water collecting plate; the two scraping mechanisms are arranged on the water collecting plate, each scraping mechanism comprises a one-way screw rod, a scraping plate, a protection cylinder, a motor and a discharge opening, the one-way screw rods are horizontally rotated and installed between two end plates of the water collecting plate, the scraping plates are sleeved on the one-way screw rods in a threaded mode, the scraping plates are respectively in sliding contact with the inner surface of the bottom plate of the water collecting plate and the bottom of the roof body, the protection cylinders are fixedly installed on the other side plate of the water collecting plate, the motor is fixedly installed in the protection cylinders, and the discharge opening is formed in one side of the bottom plate of the water collecting plate.
Preferably, the automatic water collecting device further comprises a sealing mechanism, the sealing mechanism comprises a material discharging pipe, a baffle and a hydraulic cylinder, the material discharging pipe is fixedly arranged on the material discharging hole, the baffle is slidably arranged at the bottom of the water collecting plate, the baffle is horizontally slidably arranged in the material discharging hole, the hydraulic cylinder is fixedly arranged at the bottom of the water collecting plate, and a piston rod of the hydraulic cylinder is fixedly connected with the baffle.
Preferably, the water filtering and collecting device further comprises a water filtering mechanism, the water filtering and collecting mechanism comprises a filter box and a water collecting tank, the filter box is installed on the drain pipe in a threaded mode, the water collecting tank is arranged on one side of the shell, the top of the water collecting tank is in contact with the filter box, water guide ports are formed in the bottom of the filter box and the top of the water collecting tank, and the two water guide ports are communicated.
Preferably, a plurality of filter screens are fixedly arranged in the filter box, a cleaning opening is formed in one side of the filter box, and a connecting plate is detachably arranged in the cleaning opening.
Preferably, the top of the water collection tank is fixedly provided with a mounting frame, two screwing rods are arranged on the mounting frame in a threaded manner, and the two screwing rods are in rotary contact with the filter box.
Preferably, a water pump is fixedly arranged on one side of the inner wall of the water collection tank, a connecting pipe is fixedly arranged on one side of the water collection tank, a valve is sleeved on the connecting pipe, and the water discharge end of the water pump is connected with the connecting pipe.
Preferably, the top of roof body fixed mounting has solar panel, the operation mouth has been seted up to one side of header tank, demountable installation has the apron in the operation mouth.
Compared with the related art, the green building energy-saving roof provided by the utility model has the following beneficial effects:
the utility model provides a green building energy-saving roof, which comprises:
the scraping mechanism is used for scraping and cleaning the garbage or fallen leaves, so that the drain pipe can be prevented from being blocked by the garbage or fallen leaves, most of rainwater is ensured to be collected, the water loss is reduced, the environment-friendly energy-saving roof is realized, the sealing mechanism is used for sealing the discharge port, and the rainwater is ensured not to be discharged through the discharge port when the rainwater is collected, so that the use is better;
the rainwater is filtered and collected through the filtering and water collecting mechanism, so that subsequent direct use is facilitated, the rainwater is subjected to layered filtration through the plurality of filter screens, impurities in the rainwater are ensured to be filtered out, subsequent direct use is facilitated, the filter box is fixed through the screw rod, loading and unloading are convenient, and later disassembly and cleaning of the filter box are facilitated;
the water in the water collection tank is pumped out through the water pump, so that people can use the water conveniently, and the effect of improving the utilization rate of the roof body is achieved through the arrangement of the solar panel, so that effective resources are reasonably utilized.
Drawings
FIG. 1 is a schematic diagram of a cross-sectional front view of a preferred embodiment of a green architectural energy-saving roof according to the present utility model;
FIG. 2 is a schematic diagram of a cross-sectional left side view of a preferred embodiment of a green architectural energy-saving roof according to the present utility model;
FIG. 3 is a schematic diagram of a right side view of a preferred embodiment of a green building energy saving roof according to the present utility model;
FIG. 4 is an assembly view of a mounting frame and a twist beam in accordance with the present utility model;
FIG. 5 is an enlarged schematic view of the portion A shown in FIG. 1;
fig. 6 is an enlarged schematic view of the portion B shown in fig. 1.
Reference numerals in the drawings: 1. a housing; 2. a roof body; 3. a water collection sheet; 4. a unidirectional screw; 5. a scraper; 6. a protective cylinder; 7. a motor; 8. a discharge port; 9. a discharge pipe; 10. a baffle; 11. a hydraulic cylinder; 12. a drain pipe; 13. a filter box; 14. a water collection tank; 15. a filter screen; 16. a connecting plate; 17. a mounting frame; 18. twisting the rod; 19. a water pump; 20. a connecting pipe; 21. a solar panel.
Detailed Description
The utility model will be further described with reference to the drawings and embodiments.
Referring to fig. 1-6, fig. 1 is a schematic front sectional view of a preferred embodiment of a green building energy-saving roof according to the present utility model; FIG. 2 is a schematic diagram of a cross-sectional left side view of a preferred embodiment of a green architectural energy-saving roof according to the present utility model; FIG. 3 is a schematic diagram of a right side view of a preferred embodiment of a green building energy saving roof according to the present utility model; FIG. 4 is an assembly view of a mounting frame and a twist beam in accordance with the present utility model; FIG. 5 is an enlarged schematic view of the portion A shown in FIG. 1; fig. 6 is an enlarged schematic view of the portion B shown in fig. 1. The green building energy-saving roof includes: a housing 1; a roof body 2, the roof body 2 being arranged on the housing 1; the water collecting plate 3 is fixedly arranged on the roof body 2, the water collecting plate is a groove body surrounded by two side plates, two end plates and a bottom plate, and two drain pipes 12 are fixedly arranged on one side plate of the water collecting plate 3; the two scraping mechanisms are arranged on the water collecting plate 3, each scraping mechanism comprises a one-way screw 4, a scraping plate 5, a protection cylinder 6, a motor 7 and a discharge opening 8, the one-way screw 4 is horizontally rotated and installed between two end plates of the water collecting plate 3, the scraping plate 5 is sleeved on the one-way screw 4 in a threaded manner, the scraping plates 5 are respectively in sliding contact with the inner surface of a bottom plate of the water collecting plate 3 and the bottom of the roof body 2, the protection cylinder 6 is fixedly installed on the other side plate of the water collecting plate 3, the motor 7 is fixedly installed in the protection cylinder 6, the discharge opening 8 is formed in one side of the bottom plate of the water collecting plate 3, garbage or fallen leaves are scraped and cleaned through the scraping mechanism, so that the blockage of the drain pipe 12 caused by the garbage or fallen leaves can be avoided, the collection of most of rainwater is ensured, the water loss is reduced, and the environment-friendly energy-saving roof is realized.
Still include sealing mechanism, sealing mechanism includes row material pipe 9, baffle 10 and pneumatic cylinder 11, row material pipe 9 fixed mounting is in on the bin outlet, baffle 10 slidable mounting is in the bottom of collecting plate 3, baffle 10 horizontal sliding mounting is in the bin outlet 8, pneumatic cylinder 11 fixed mounting is in the bottom of collecting plate 3, the piston rod of pneumatic cylinder 11 with baffle 10 fixed connection carries out sealing treatment to bin outlet 8 through sealing mechanism, ensures when collecting the rainwater, through the drive of pneumatic cylinder, drives the baffle in bin outlet horizontal migration to block row material pipe and bin outlet's intercommunication, the rainwater can not be discharged through bin outlet 8, uses better.
Still include drainage mechanism, it includes filter box 13 and water collecting tank 14 to filter the water collecting mechanism, filter box 13 screw thread and install on the drain pipe 12, water collecting tank 14 sets up one side of casing 1, the top of water collecting tank 14 with filter box 13 contacts, the water guide mouth has all been seted up to the bottom of filter box 13 with the top of water collecting tank 14, two the water guide mouth is linked together, filters and collects the rainwater through filtering the water collecting mechanism, is convenient for follow-up direct use.
The filter box 13 internally and fixedly provided with a plurality of filter screens 15, one side of the filter box 13 is provided with a cleaning opening, the cleaning opening is internally and detachably provided with a connecting plate 16, and the rainwater is subjected to layered filtration through the plurality of filter screens 15, so that impurities in the rainwater are ensured to be filtered out, and the subsequent direct use is facilitated.
The top fixed mounting of header tank 14 has mounting frame 17, install two screw rods 18 on the mounting frame 17, two screw rods 18 all with filter cartridge 13 rotates the contact, fixes filter cartridge 13 through screw rod 18, and the loading and unloading is comparatively convenient, is favorable to the later stage to dismantle the washing to filter cartridge 13.
The water pump 19 is fixedly arranged on one side of the inner wall of the water collection tank 14, the connecting pipe 20 is fixedly arranged on one side of the water collection tank 14, a valve is sleeved on the connecting pipe 20, the water discharge end of the water pump 19 is connected with the connecting pipe 20, and water in the water collection tank 14 is pumped out through the water pump 19, so that the water collection tank is convenient for people to use.
The top fixed mounting of roof body 2 has solar panel 21, the operation mouth has been seted up to one side of header tank 14, demountable installation has the apron in the operation mouth, through the setting of solar panel 21, has the effect that promotes roof body 2 utilization ratio, rational utilization effective resource.
It should be noted that, in the present utility model, the circuits, electronic components and modules are all related to the prior art, and those skilled in the art may implement the present utility model completely, and it is needless to say that the protection of the present utility model does not relate to improvement of software and methods.
The working principle of the green building energy-saving roof provided by the utility model is as follows:
the scheme is also provided with an electric control cabinet, the electric control cabinet is arranged on the equipment, when the electric control cabinet is used, each electric equipment can be started to operate respectively, the power connection mode of each electric equipment is the prior mature technology, is a well-known technology of the person in the field, and is not redundant;
the scraper 5 is made of a screen plate, and when the scraper 5 is not in use, the scraper is close to the pipe orifice of the drain pipe 12;
during rainy season, rainwater flows into the drain pipe 12 through the water collecting plate 3, the scraping plate 5 blocks fallen leaves or garbage, so that fallen leaves or garbage can not enter the drain pipe 12, then the rainwater enters the filter box 13 through the drain pipe 12, the rainwater is sequentially filtered through the plurality of filter screens 15 in the filter box 13, so that impurities in the rainwater can not enter the water collecting tank 14, and the filtered rainwater enters the water collecting tank 14 through the water guide port for collection;
the solar panel 21 is electrically connected with an external storage battery, and the solar panel 21 stores the storage battery, so that the solar panel is convenient for people to use, and resources are reasonably utilized;
when the fallen leaves or garbage in the water collecting plate 3 is required to be cleaned, firstly, an external garbage can is placed on one side of the shell 1, the garbage can is positioned below the discharge pipe 9, then the hydraulic cylinder 11 is started, the hydraulic cylinder 11 drives the baffle 10 to slide, the baffle 10 is far away from the discharge hole 8, then the motor 7 is started, the output shaft of the motor 7 drives the unidirectional screw 4 to rotate, the unidirectional screw 4 drives the scraping plate 5 to slide, the scraping plate 5 scrapes materials, the materials are discharged through the discharge hole 8 and the discharge pipe 9, the materials fall into the garbage can, the materials are collected, after the materials are scraped, the hydraulic cylinder 11 is started, the baffle 10 seals the discharge pipe 9, the motor 7 is started, the unidirectional screw 4 drives the scraping plate 5 to slide, and the scraping plate 5 returns;
when the water in the water collecting tank 14 is needed, the valve and the water pump 19 are simultaneously opened, so that the water pump 19 pumps the water into the connecting pipe 20 for discharging, and the water collecting tank is convenient for people to use
When the filter box 13 needs to be cleaned, the screwing rod 18 is rotated at first, the screwing rod 18 is made to rotate away from the filter box 13, then the drain pipe 12 is separated from the filter box 13, the filter box 13 is taken down, the connecting plate 16 is made to be separated from the filter box 13, the filter box 13 is cleaned, cleaning is convenient and fast, long-term use of the filter box 13 is facilitated, when the required water collection tank 14 is cleaned, the water pump 19 is started at first, water in the water collection tank 14 is completely discharged, the cover plate is made to be separated from the water collection tank 14, external cleaning equipment is used, the inner wall of the water collection tank 14 is cleaned, and cleaned water is pumped out through the water pump 19.
Compared with the related art, the green building energy-saving roof provided by the utility model has the following beneficial effects:
the utility model provides an energy-saving roof for a green building, which is characterized in that garbage or fallen leaves are scraped and cleaned through a scraping mechanism, so that the drain pipe 12 is prevented from being blocked by the garbage or fallen leaves, most of rainwater is collected, water loss is reduced, the energy-saving roof for the green building is realized, the discharge port 8 is sealed through a sealing mechanism, the rainwater is prevented from being discharged through the discharge port 8 when the rainwater is collected, the energy-saving roof is better in use, the rainwater is filtered and collected through a filtering water collecting mechanism, the subsequent direct use is facilitated, the rainwater is subjected to layered filtration through a plurality of filter screens 15, the impurities in the rainwater are ensured to be filtered out, the subsequent direct use is facilitated, the filter box 13 is fixed through the screwing rods 18, the assembly and the disassembly are more convenient, the later disassembly and the cleaning are facilitated, the water in the water collecting tank 14 is pumped out through the water pump 19, the use is facilitated for people, the effect of improving the utilization rate of the roof body 2 is realized through the arrangement of the solar panel 21, and effective resources are reasonably utilized.
The device structure and the drawings of the present utility model mainly describe the principle of the present utility model, and in terms of the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, etc. of the device is not completely described, but the specific details of the power mechanism, the power supply system, and the control system thereof can be clearly known on the premise that those skilled in the art understand the principle of the present utility model.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (7)
1. A green building energy saving roof, comprising:
a housing;
a roof body disposed on the housing;
the water collecting plate is fixedly arranged on the roof body, the water collecting plate is a groove body surrounded by two side plates, two end plates and a bottom plate, and two drain pipes are fixedly arranged on one side plate of the water collecting plate;
the two scraping mechanisms are arranged on the water collecting plate, each scraping mechanism comprises a one-way screw rod, a scraping plate, a protection cylinder, a motor and a discharge opening, the one-way screw rods are horizontally rotated and installed between two end plates of the water collecting plate, the scraping plates are sleeved on the one-way screw rods in a threaded mode, the scraping plates are respectively in sliding contact with the inner surface of the bottom plate of the water collecting plate and the bottom of the roof body, the protection cylinders are fixedly installed on the other side plate of the water collecting plate, the motor is fixedly installed in the protection cylinders, and the discharge opening is formed in one side of the bottom plate of the water collecting plate.
2. The green building energy-saving roof according to claim 1, further comprising a sealing mechanism, wherein the sealing mechanism comprises a discharge pipe, a baffle plate and a hydraulic cylinder, the discharge pipe is fixedly installed on the discharge port, the baffle plate is slidably installed at the bottom of the water collecting plate, the baffle plate is horizontally slidably installed in the discharge port, the hydraulic cylinder is fixedly installed at the bottom of the water collecting plate, and a piston rod of the hydraulic cylinder is fixedly connected with the baffle plate.
3. The green building energy-saving roof according to claim 1, further comprising a water filtering mechanism, wherein the water filtering mechanism comprises a filter box and a water collecting tank, the filter box is installed on the drain pipe in a threaded manner, the water collecting tank is arranged on one side of the shell, the top of the water collecting tank is in contact with the filter box, water guide ports are formed in the bottom of the filter box and the top of the water collecting tank, and the two water guide ports are communicated.
4. The energy-saving roof for green buildings according to claim 3, wherein a plurality of filter screens are fixedly arranged in the filter box, a cleaning opening is formed in one side of the filter box, and a connecting plate is detachably arranged in the cleaning opening.
5. A green building energy saving roof according to claim 3, wherein a mounting frame is fixedly mounted on the top of the water collection tank, and two screw rods are mounted on the mounting frame in a threaded manner, and both screw rods are in rotary contact with the filter box.
6. The energy-saving roof for green buildings according to claim 3, wherein a water pump is fixedly arranged on one side of the inner wall of the water collection tank, a connecting pipe is fixedly arranged on one side of the water collection tank, a valve is sleeved on the connecting pipe, and the water discharge end of the water pump is connected with the connecting pipe.
7. The energy-saving roof for green buildings according to claim 3, wherein the solar panel is fixedly arranged at the top of the roof body, an operation opening is formed in one side of the water collection tank, and a cover plate is detachably arranged in the operation opening.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321630795.5U CN220301652U (en) | 2023-06-26 | 2023-06-26 | Energy-conserving roof of green building |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321630795.5U CN220301652U (en) | 2023-06-26 | 2023-06-26 | Energy-conserving roof of green building |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220301652U true CN220301652U (en) | 2024-01-05 |
Family
ID=89371699
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321630795.5U Active CN220301652U (en) | 2023-06-26 | 2023-06-26 | Energy-conserving roof of green building |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220301652U (en) |
-
2023
- 2023-06-26 CN CN202321630795.5U patent/CN220301652U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN210945300U (en) | Sludge filter pressing device for sewage treatment | |
CN108396816A (en) | A kind of rainwater-collecting purifier | |
CN110485655B (en) | Sponge city roof garden drainage device | |
CN220301652U (en) | Energy-conserving roof of green building | |
CN112777786A (en) | High-efficiency energy-saving sewage draining environment-friendly device | |
CN109047144A (en) | A kind of new material processing unit (plant) | |
CN219251790U (en) | Waterproof drainage equipment | |
CN113756409A (en) | Environment-friendly drainage device and method for building external wall board | |
CN212662856U (en) | Environment-friendly sewage filter equipment | |
CN112627236A (en) | Maintainable drainage system of single-line submarine tunnel | |
CN208857941U (en) | A kind of anti-clogging hydraulic engineering reservoir | |
CN213837392U (en) | Integrated tank convenient to collect for building drainage | |
CN211896609U (en) | Sewage treatment plant sludge filter pressing device | |
CN211659435U (en) | Energy-concerving and environment-protective sewage filter equipment | |
CN113187549A (en) | Drainage device for tunnel construction and use method thereof | |
CN109166808B (en) | Silicon material processing equipment for manufacturing solar cell panel | |
CN208150993U (en) | A kind of solar energy sewage treatment energy-saving equipment | |
CN218479256U (en) | Frequency conversion constant voltage water supply equipment | |
CN221896075U (en) | Drainage structure of passive building | |
CN208379668U (en) | A kind of agricultural irrigation energy conservation water fetching device for aquatic ecological restoration | |
CN218636807U (en) | Water utilities water supply pipeline filter equipment | |
CN115253424B (en) | Drainage control device with rainwater treatment assembly | |
CN214436883U (en) | Power plant wastewater recycling treatment system | |
CN219272310U (en) | Dust collection device of ceramic filter | |
CN220225536U (en) | Water storage device is driped irrigation with water-saving irrigation to hydraulic engineering |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |