CN212927502U - Outward-opening aluminum alloy window convenient to clean - Google Patents

Outward-opening aluminum alloy window convenient to clean Download PDF

Info

Publication number
CN212927502U
CN212927502U CN202020808284.8U CN202020808284U CN212927502U CN 212927502 U CN212927502 U CN 212927502U CN 202020808284 U CN202020808284 U CN 202020808284U CN 212927502 U CN212927502 U CN 212927502U
Authority
CN
China
Prior art keywords
aluminum alloy
alloy window
fixed
opening
frame
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.)
Expired - Fee Related
Application number
CN202020808284.8U
Other languages
Chinese (zh)
Inventor
王录佳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hebei Liujing Door And Window Manufacturing Co ltd
Original Assignee
Hebei Liujing Door And Window Manufacturing Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hebei Liujing Door And Window Manufacturing Co ltd filed Critical Hebei Liujing Door And Window Manufacturing Co ltd
Priority to CN202020808284.8U priority Critical patent/CN212927502U/en
Application granted granted Critical
Publication of CN212927502U publication Critical patent/CN212927502U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Wing Frames And Configurations (AREA)
  • Power-Operated Mechanisms For Wings (AREA)

Abstract

The utility model discloses an out-opening aluminum alloy window convenient to clean, including window mounting groove and the aluminum alloy frame of fixed mounting in the window mounting groove, the activity articulates in the aluminum alloy frame has a set of relative aluminum alloy window frame, is equipped with on the aluminum alloy window frame to open and close the structure, install glass in the aluminum alloy window frame, be equipped with clearance mechanism on the glass. The beneficial effects of the utility model are that, can open automatically or closed aluminum alloy window frame through the structure of opening and close that is located on the aluminum alloy window frame, degree of automation is higher, spherical suction head and suction head bottom can be fixed the aluminum alloy window frame after opening, prevent that the aluminum alloy window frame from receiving the influence of outside wind-force, take place to rock and lead to damaging the phenomenon, clearance mechanism is convenient for clear up the glass two sides, reduce the potential safety hazard that exists when the user that higher floor lives cleans glass, fixed barb can be fixed clearance mounting bracket, facilitate the use.

Description

Outward-opening aluminum alloy window convenient to clean
Technical Field
The utility model relates to an aluminum alloy window field specifically is an outer-open aluminum alloy window convenient to clean.
Background
The aluminum alloy window is a window with a frame and sash structure made of aluminum alloy building profiles, and is divided into a common aluminum alloy door window and a broken bridge aluminum alloy door window. The aluminum alloy window has the advantages of attractive appearance, sealing and high strength, is widely applied to the field of constructional engineering, and is commonly used for packaging balconies in home decoration. The surface of the aluminum alloy is oxidized, smooth and shiny. The window sash frame is large, glass with a large area can be embedded, indoor light is sufficient and bright, the virtual-real contrast of vertical surfaces between the indoor space and the outdoor space is enhanced, and a room is rich in layers. The aluminum alloy is easy to extrude, the cross section of the section bar is accurate in size, and the processing accuracy is high, so that aluminum alloy doors and windows are selected by many owners in decoration.
The outward-opening aluminum alloy window can leave more space indoors, and the damage caused by the fact that human body parts collide with window corners when moving indoors is avoided. However, the outward-opening aluminum alloy window is inconvenient to clean, especially a user living on a higher floor is easy to cause danger, certain potential safety hazards exist, the outward-opening aluminum alloy window is easy to be affected by external weather, and when wind power is large, the aluminum alloy window is easy to shake to cause damage and influence use.
SUMMERY OF THE UTILITY MODEL
To above defect, the utility model provides an external-open aluminum alloy window convenient to clean to solve external-open aluminum alloy window and clean the problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an outward opening aluminum alloy window convenient to clean comprises a window mounting groove and an aluminum alloy frame fixedly mounted in the window mounting groove, wherein a group of opposite aluminum alloy window frames are movably hinged in the aluminum alloy frame, an opening and closing structure is arranged on the aluminum alloy window frames, glass is mounted in the aluminum alloy window frames, and a cleaning mechanism is arranged on the glass;
the opening and closing structure comprises a protective shell, a stepping motor, a rotating shaft, a group of relative external threads, a nut block, a first hinged block, a transmission rod, a second hinged block, a group of relative fixed sleeves, a first sliding rod, a limiting block, a spherical suction head and a suction head bottom cover, wherein the protective shell is arranged above the outside of a window mounting groove, the stepping motor is horizontally arranged at one end in the protective shell, the rotating shaft is arranged at the rotating end of the stepping motor, the group of relative external threads are attacked at two sides of the outer surface of the rotating shaft, the nut block is sleeved on the external threads, the first hinged block is arranged at the bottom of the nut block, the front end of the transmission rod is movably hinged at the bottom of the first hinged block, the second hinged block is arranged at the upper end of the back of an aluminum alloy window frame and is movably hinged with the rear end of the transmission, the front end of the suction head extends out of the fixing sleeve, the limiting block is installed at the rear end of the sliding rod I, the spherical suction head is installed at the front end of the sliding rod I, and the suction head bottom cover is installed at the rear end of the back of the aluminum alloy window frame and corresponds to the spherical suction head in position;
the cleaning mechanism comprises two groups of opposite fixed sliding rails, a group of opposite cleaning mounting frames, a pulling handle, a group of opposite adsorption magnetic blocks, cleaning rags, a fixed plate, a sliding groove, a second sliding rod, a pushing block, a barb socket and a fixed barb, wherein the two groups of opposite fixed sliding rails are transversely arranged at the upper end and the lower end of the front surface and the rear end surface of the aluminum alloy window frame, the group of opposite cleaning mounting frames are respectively arranged on the two groups of opposite fixed sliding rails in a sliding way, the pulling handle is arranged on the cleaning mounting frames, the group of opposite adsorption magnetic blocks are arranged at the two ends of the bottom in the cleaning mounting frames, the cleaning rags are sleeved at the bottom of the cleaning mounting frames and are of a detachable structure, the fixed plate is arranged on one side of the front surface of the aluminum alloy window frame, the sliding groove is arranged in the fixed plate, the second sliding rod is arranged in, the barb inserting opening is formed in the fixing plate and corresponds to the two front ends of the sliding rod, and the fixing barb is installed on one side of the cleaning installation frame and corresponds to the barb inserting opening.
Furthermore, the number of the nut blocks is two, the nut blocks have the same size, the positions of the nut blocks correspond to each other, and the nut blocks move synchronously.
Furthermore, a first spring is installed at the rear end of the inner wall of the fixed sleeve, and the front end of the first spring is connected with the limiting block.
Furthermore, the two ends of the cleaning installation frame are slidably installed on the fixed slide rail through the slide blocks.
Furthermore, a strip-shaped hole corresponding to the pushing block is formed in the fixing plate.
Furthermore, a second spring is installed at the rear end in the sliding groove, and the front end of the second spring is connected with a second sliding rod.
The utility model provides an out-opening aluminum alloy window convenient to clean, possess following beneficial effect, can open automatically or closed aluminum alloy window frame through the structure of opening and close that is located on the aluminum alloy window frame, degree of automation is higher, spherical suction head and suction head bottom can be fixed the aluminum alloy window frame after opening, prevent that aluminum alloy window frame from receiving outside wind-force to influence, take place to rock and lead to damaging the phenomenon, clearance mechanism is convenient for clear up the glass two sides, reduce the potential safety hazard that exists when the user that higher floor lives cleans glass, fixed barb can be fixed the clearance mounting bracket, and convenient to use.
Drawings
Fig. 1 is a schematic view of an outward-opening aluminum alloy window convenient for scrubbing according to the present invention.
Fig. 2 is the closed schematic diagram of the aluminum alloy window frame of the present invention.
Fig. 3 is a front view of the aluminum alloy window frame of the present invention.
Fig. 4 is a cross-sectional view of the fixing plate of the present invention.
Fig. 5 is a schematic view of the sliding of the cleaning mounting frame of the present invention.
Fig. 6 is the aluminum alloy window frame of the present invention is opened and fixed.
In the figure: 1. a window mounting groove; 2. an aluminum alloy frame; 3. an aluminum alloy window frame; 4. glass; 5. a protective shell; 6. a stepping motor; 7. a rotating shaft; 8. an external thread; 9. a nut block; 10. a first hinge block; 11. a transmission rod; 12. a second hinge block; 13. fixing the sleeve; 14. a first sliding rod; 15. a limiting block; 16. a spherical suction head; 17. a suction head bottom cover; 18. fixing the slide rail; 19. cleaning the mounting rack; 20. pulling the handle; 21. an adsorption magnetic block; 22. cleaning rags; 23. a fixing plate; 24. a chute; 25. a second sliding rod; 26. a pushing block; 27. a barb jack; 28. fixing the barb; 29. a first spring; 30. a slider; 31. a strip-shaped hole; 32. and a second spring.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings, as shown in fig. 1-6: an outward opening aluminum alloy window convenient to clean comprises a window mounting groove 1 and an aluminum alloy frame 2 fixedly mounted in the window mounting groove 1, wherein a group of opposite aluminum alloy window frames 3 are movably hinged in the aluminum alloy frame 2, opening and closing structures are arranged on the aluminum alloy window frames 3, glass 4 is mounted in the aluminum alloy window frames 3, and cleaning mechanisms are arranged on the glass 4; the opening and closing structure comprises a protective shell 5, a stepping motor 6, a rotating shaft 7, a group of relative external threads 8, a nut block 9, a first hinged block 10, a transmission rod 11, a second hinged block 12, a group of relative fixed sleeves 13, a sliding rod 14, a limiting block 15, a spherical suction head 16 and a suction head bottom cover 17, wherein the protective shell 5 is arranged above the outside of the window mounting groove 1, the stepping motor 6 is horizontally arranged at one end in the protective shell 5, the rotating shaft 7 is arranged at the rotating end of the stepping motor 6, the group of relative external threads 8 are arranged on two sides of the outer surface of the rotating shaft 7, the nut block 9 is sleeved on the external threads 8, the first hinged block 10 is arranged at the bottom of the nut block 9, the front end of the transmission rod 11 is movably hinged to the first hinged block 10, the second hinged block 12 is arranged at the upper end of the back of, a group of opposite fixed sleeves 13 are arranged at two sides of the outer end of the window mounting groove 1, the rear end of the sliding rod 14 is movably inserted in the fixed sleeves 13, the front end of the sliding rod extends out of the fixed sleeves 13, the limiting block 15 is arranged at the rear end of the sliding rod 14, the spherical suction head 16 is arranged at the front end of the sliding rod 14, and the suction head bottom cover 17 is arranged at the rear end of the back of the aluminum alloy window frame 3 and corresponds to the spherical suction head 16 in position; the cleaning mechanism comprises two groups of opposite fixed sliding rails 18, a group of opposite cleaning installation frames 19, a pulling handle 20, a group of opposite adsorption magnetic blocks 21, cleaning rags 22, a fixed plate 23, a sliding groove 24, a sliding rod 25, a pushing block 26, a barb socket 27 and a fixed barb 28, wherein the two groups of opposite fixed sliding rails 18 are transversely installed at the upper end and the lower end of the front surface and the rear end surface of the aluminum alloy window frame 3, the group of opposite cleaning installation frames 19 are respectively and slidably installed on the two groups of opposite fixed sliding rails 18, the pulling handle 20 is installed on the cleaning installation frames 19, the group of opposite adsorption magnetic blocks 21 are installed at the two ends of the inner bottom of the cleaning installation frames 19, the cleaning rags 22 are sleeved at the bottom of the cleaning installation frames 19 and are of a detachable structure, the fixed plate 23 is installed on one side of the front surface of the aluminum alloy window frame 3, the sliding groove 24, the pushing block 26 is slidably mounted on the fixing plate 23, the bottom of the pushing block is connected with the sliding rod 25, the barb insertion opening 27 is formed in the fixing plate 23 and corresponds to the front end position of the sliding rod 25, and the fixing barb 28 is mounted on one side of the cleaning mounting frame 19 and corresponds to the barb insertion opening 27; the two nut blocks 9 are same in size, corresponding in position and moving synchronously; the rear end of the inner wall of the fixed sleeve 13 is provided with a first spring 29, and the front end of the first spring 29 is connected with the limiting block 15; two ends of the cleaning installation frame 19 are slidably installed on the fixed slide rail 18 through slide blocks 30; a strip-shaped hole 31 corresponding to the pushing block 26 is formed in the fixing plate 23; a second spring 32 is arranged at the rear end in the sliding groove 24, and the front end of the second spring 32 is connected with the sliding rod 25.
The working principle of the embodiment is as follows: when the device is used, a user installs the outward-opening aluminum alloy window in the window installation groove 1 according to the description, the protective shell 5 is installed above the outer part of the window installation groove 1, and a group of opposite fixed sleeves 13 are installed on two sides of the outer end of the window installation groove 1;
when opening and closing: when the aluminum alloy window frame 3 needs to be opened, the stepping motor 6 firstly starts to work, the stepping motor 6 drives the rotating shaft 7 on the rotating end to rotate, a group of opposite external threads 8 are arranged on the rotating shaft 7, nut blocks 9 are sleeved on the external threads 8, the number of the nut blocks 9 is two, the two nut blocks are same in size and are corresponding in position and move synchronously, when the aluminum alloy window frame 3 is opened, the stepping motor 6 rotates forwards to drive the nut blocks 9 on the external threads 8 to slide outwards, a hinge block I10 is arranged at the bottom of the nut block 9, a hinge block II 12 is arranged at the upper end of the back of the aluminum alloy window frame 3, one end of a transmission rod 11 is movably hinged with the hinge block I10, the other end of the transmission rod is movably hinged with the hinge block II 12, the nut block 9 drives the aluminum alloy window frame 3 to be automatically opened, as shown in figure 1, a rear view, the rear end of a sliding rod 14 is movably inserted into a fixed sleeve 13, the front end of the sliding rod extends out of the fixed sleeve 13, a limiting block 15 is arranged at the rear end of the sliding rod 14, the limiting block 15 is used for limiting the position of the sliding rod 14, a spherical suction head 16 is arranged at the front end of the sliding rod 14, a suction head bottom cover 17 is arranged at the rear end of the back of an aluminum alloy window frame 3 and corresponds to the position of the spherical suction head 16, the spherical suction head 16 and the suction head bottom cover 17 are made of permanent magnetic materials, when the aluminum alloy window frame 3 is opened, the spherical suction head 16 is adsorbed and enters the suction head bottom cover 17 to fix the aluminum alloy window frame 3, a spring I29 is arranged at the rear end of the inner wall of the fixed sleeve 13, the front end of the spring I29 is connected with the limiting block 15, the spring I29 can play a role in buffering function, as shown in figure 6, the, the driving rod 11 pulls the aluminum alloy window frame 3 to be automatically closed, as shown in fig. 2, the aluminum alloy window frame 3 is a closed rear view, the aluminum alloy window frame 3 can be automatically opened or closed through an opening and closing structure positioned on the aluminum alloy window frame 3, the automation degree is high, the spherical suction head 16 and the suction head bottom cover 17 can fix the opened aluminum alloy window frame 3, and the aluminum alloy window frame 3 is prevented from being influenced by external wind and damaged due to shaking;
during cleaning: when the cleaning device is not used, the cleaning installation frame 19 is inserted into the barb insertion opening 27 of the fixed plate 23 through the fixed barb 28, as shown in fig. 3, when the glass 4 in the aluminum alloy window frame 3 needs to be cleaned, a user firstly pushes the pushing block 26 upwards, the fixed plate 23 is provided with a strip-shaped hole 31 corresponding to the pushing block 26, the sliding rod 25 is slidably installed in the sliding groove 24, the front end of the sliding rod 25 corresponds to the position of the fixed barb 28, as shown in fig. 4, the pushing block 26 drives the sliding rod 25 at the bottom to slide upwards, the upper end of the sliding rod 25 compresses the second spring 32, the user pulls out the cleaning installation frame 19, two ends of the cleaning installation frame 19 are slidably installed on the fixed sliding rail 18 through the sliding blocks 30, a group of opposite adsorption magnetic blocks 21 are installed in the cleaning installation frame 19, when the cleaning installation frame 19 in the aluminum alloy window frame 3 is pulled, the adsorption magnetic blocks 21 drive the cleaning installation frame 19 outside the aluminum alloy window, as shown in fig. 5, clearance rag 22 is installed to clearance mounting bracket 19 bottom, when pulling clearance mounting bracket 19, clearance rag 22 can clear up the dust on the glass 4, clearance rag 22 suit is in clearance mounting bracket 19 bottom, for detachable construction, the change is conveniently washd, the back of finishing in the clearance, fix clearance mounting bracket 19 in fixed plate 23 one side through fixed barb 28, clearance mechanism is convenient for clear up glass 4 two sides, reduce the potential safety hazard that exists when the user that higher floor lives cleans glass, fixed barb 28 can be fixed clearance mounting bracket 19, and is convenient to use.
Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.

Claims (6)

1. An outward opening aluminum alloy window convenient to clean comprises a window mounting groove (1) and an aluminum alloy frame (2) fixedly mounted in the window mounting groove (1), and is characterized in that a group of opposite aluminum alloy window frames (3) are movably hinged in the aluminum alloy frame (2), opening and closing structures are arranged on the aluminum alloy window frames (3), glass (4) is mounted in the aluminum alloy window frames (3), and a cleaning mechanism is arranged on the glass (4);
the opening and closing structure comprises a protective shell (5), a stepping motor (6), a rotating shaft (7), a group of relative external threads (8), a nut block (9), a first hinged block (10), a transmission rod (11), a second hinged block (12), a group of relative fixed sleeves (13), a first sliding rod (14), a limiting block (15), a spherical suction head (16) and a suction head bottom cover (17), wherein the protective shell (5) is arranged above the outer part of a window mounting groove (1), the stepping motor (6) is horizontally arranged at one end in the protective shell (5), the rotating shaft (7) is arranged at the rotating end of the stepping motor (6), the group of relative external threads (8) are arranged on two sides of the outer surface of the rotating shaft (7), the nut block (9) is sleeved on the external threads (8), the first hinged block (10) is arranged at the bottom of the nut block (9), and the front end of the transmission rod (11) is movably hinged at the bottom of the, the second hinge block (12) is mounted at the upper end of the back of the aluminum alloy window frame (3) and is movably hinged with the rear end of the transmission rod (11), a group of opposite fixed sleeves (13) is mounted on two sides of the outer end of the window mounting groove (1), the rear end of the first sliding rod (14) is movably inserted into the fixed sleeves (13), the front end of the first sliding rod (14) extends out of the fixed sleeves (13), the limiting block (15) is mounted at the rear end of the first sliding rod (14), the spherical suction head (16) is mounted at the front end of the first sliding rod (14), and the suction head bottom cover (17) is mounted at the rear end of the back of the aluminum alloy window frame (3) and corresponds to the spherical suction head;
the cleaning mechanism comprises two groups of opposite fixed sliding rails (18), a group of opposite cleaning installation frames (19), a pulling handle (20), a group of opposite adsorption magnetic blocks (21), cleaning rags (22), a fixed plate (23), a sliding groove (24), a sliding rod II (25), a pushing block (26), a barb socket (27) and a fixed barb (28), wherein the two groups of opposite fixed sliding rails (18) are transversely arranged at the upper end and the lower end of the front surface and the rear end surface of the aluminum alloy window frame (3), the group of opposite cleaning installation frames (19) are respectively and slidably arranged on the two groups of opposite fixed sliding rails (18), the pulling handle (20) is arranged on the cleaning installation frames (19), the group of opposite adsorption magnetic blocks (21) are arranged at the two ends of the inner bottom of the cleaning installation frames (19), the cleaning rags (22) are sleeved at the bottom of the cleaning installation frames (19) and are of a detachable structure, fixed plate (23) are installed in aluminum alloy window frame (3) front surface one side, spout (24) are opened in fixed plate (23), two (25) slidable mounting of slide bar are in spout (24), promote piece (26) slidable mounting on fixed plate (23), and the bottom with two (25) of slide bar are connected, barb socket (27) are opened on fixed plate (23), and with two (25) front end positions of slide bar are corresponding, install in clearance mounting bracket (19) one side fixed barb (28), and with barb socket (27) position is corresponding.
2. The aluminum alloy window easy to scrub, as set forth in claim 1, wherein said nut blocks (9) are provided in two equal sizes and in corresponding positions and are moved synchronously.
3. The outward-opening aluminum alloy window convenient to scrub as recited in claim 1, wherein a first spring (29) is mounted at the rear end of the inner wall of the fixing sleeve (13), and the front end of the first spring (29) is connected with the limiting block (15).
4. The outward-opening aluminum alloy window convenient to scrub as set forth in claim 1, wherein the cleaning mounting frame (19) is slidably mounted at both ends on the fixed slide rail (18) through slide blocks (30).
5. The outward-opening aluminum alloy window convenient to scrub as set forth in claim 1, wherein the fixing plate (23) is provided with a strip-shaped hole (31) corresponding to the pushing block (26).
6. The outward-opening aluminum alloy window convenient to scrub, as recited in claim 1, is characterized in that a second spring (32) is mounted at the inner rear end of the sliding groove (24), and the front end of the second spring (32) is connected with a second sliding rod (25).
CN202020808284.8U 2020-05-18 2020-05-18 Outward-opening aluminum alloy window convenient to clean Expired - Fee Related CN212927502U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020808284.8U CN212927502U (en) 2020-05-18 2020-05-18 Outward-opening aluminum alloy window convenient to clean

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020808284.8U CN212927502U (en) 2020-05-18 2020-05-18 Outward-opening aluminum alloy window convenient to clean

Publications (1)

Publication Number Publication Date
CN212927502U true CN212927502U (en) 2021-04-09

Family

ID=75315773

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020808284.8U Expired - Fee Related CN212927502U (en) 2020-05-18 2020-05-18 Outward-opening aluminum alloy window convenient to clean

Country Status (1)

Country Link
CN (1) CN212927502U (en)

Similar Documents

Publication Publication Date Title
CN214062732U (en) Aluminum alloy door and window convenient to it is clean
CN212927502U (en) Outward-opening aluminum alloy window convenient to clean
CN210564113U (en) Door and window structure with aluminum alloy frame
CN112227891A (en) Green energy-saving building structure and construction method thereof
CN108979457B (en) Sliding window with magnetic suction type sealing mechanism
CN214659832U (en) Built-in shutter hollow glass window with high shielding performance
CN217269913U (en) Energy-saving fireproof dimming glass
CN108590443A (en) Sliding window with buffering effect
CN211666564U (en) Energy-saving aluminum-wood composite heat-insulating window
CN211500206U (en) Alloy resin high-performance internal and external double-opening door and window
CN211397183U (en) Flat-open window with hidden screen window
CN210858397U (en) Quick installation limiting equipment for door and window hardware
CN110863764A (en) Aluminum alloy window track anti-blocking structure
CN215292147U (en) Smart window based on smart home
CN206829929U (en) A kind of road alloy energy-saving sliding window of long-life
CN216841208U (en) Integrative door and window of outer flat-open buddha's warrior attendant gauze
CN216517551U (en) Integrative structure of seamless welding flat-open window
CN218934266U (en) Aluminum alloy door and window with cleaning function
CN219826565U (en) Chain type electric sliding aluminum-clad wood external flat-pushing window
CN214062743U (en) Folding window system capable of automatically opening and closing
CN215804250U (en) Window installation frame convenient to clearance outer window face
CN218862436U (en) Sliding door with good sealing performance
CN215292092U (en) Foldable aluminum alloy window frame
CN221590844U (en) Outward opening aluminum alloy window
CN220890042U (en) Steel fire window

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210409