CN220851031U - U-PVC drain pipe installation pipe clamp - Google Patents
U-PVC drain pipe installation pipe clamp Download PDFInfo
- Publication number
- CN220851031U CN220851031U CN202322578331.0U CN202322578331U CN220851031U CN 220851031 U CN220851031 U CN 220851031U CN 202322578331 U CN202322578331 U CN 202322578331U CN 220851031 U CN220851031 U CN 220851031U
- Authority
- CN
- China
- Prior art keywords
- pipe clamp
- plate
- block
- clamp body
- clamping
- 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
- 238000009434 installation Methods 0.000 title description 3
- 239000000843 powder Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Clamps And Clips (AREA)
Abstract
The utility model discloses a U-PVC drain pipe mounting pipe clamp, which relates to the technical field of pipe clamps and comprises a bottom plate, wherein the bottom plate comprises a bottom plate, the top end of the bottom plate is provided with a support column, the middle part of one side of the support column is provided with two U-shaped fixing plates, the middle part of the surface of each U-shaped fixing plate is provided with an adjusting component, the outer wall of each U-shaped fixing plate is provided with a dustproof component, each adjusting component comprises a sliding block and a second fixing seat, the sliding blocks are arranged on the inner side of the outer wall of each U-shaped sliding plate in a sliding manner, the middle parts of the side surfaces of the sliding blocks are provided with second connecting rods, one end of each second connecting rod is connected with a pipe clamp body, the two pipe clamp bodies are arranged in the middle parts of the surface of each U-shaped fixing plate, and the middle parts of the surface of each second fixing seat are connected with a screw rod in a threaded manner; the beneficial effects of the utility model are as follows: through the first bolt that sets up, can demolish the pipe clamp body alone through the first bolt that sets up, clean or change, resources are saved, convenient to use.
Description
Technical Field
The utility model relates to a drain pipe clamp, in particular to a U-PVC drain pipe mounting pipe clamp, and belongs to the technical field of pipe clamps.
Background
The guide rail can be welded on a foundation or fixed by screws, then the guide rail nut is pushed into the guide rail and turned by 90 degrees, the lower pipe clamp body is embedded into the nut, a pipe needing to be fixed is placed on the lower pipe clamp body, the upper pipe clamp body and the cover plate are placed on the upper pipe clamp body and are fixed by screws, and the pipe clamp is made of materials, plastic ABS pipe clamps, aluminum alloy pipe clamps, stainless steel pipe clamps, carbon steel pipe clamps and the like.
The disclosed water supply pipe clamp with the application number of CN201721789572.8 is also an increasingly mature technology, and comprises a pipe clamp body and a supporting seat fixed below the pipe clamp body, wherein a plurality of through yielding grooves are arranged between at least one group of symmetrical side surfaces of the supporting seat, two supporting blocks are respectively and horizontally slidably arranged in each yielding groove, and a tension spring is fixedly connected between the side surfaces of the two supporting blocks, which are close to each other. According to the technical scheme, the two supporting blocks are propped by the tension spring, so that the supporting blocks are propped against the inner wall of a hole on the wall surface or the ground, the pipe clamp is installed, the tension spring is positioned in the supporting seat, the influence on the stability of the water supply pipe when water leakage occurs can be effectively avoided, the adjustable water supply pipe clamp disclosed by the application number CN201720715894.1 is further searched, the adjustable water supply pipe clamp comprises the supporting seat and a first bolt, the first bolt is installed at the bottom end of the supporting seat, the pipe clamp device is installed at the top end of the supporting seat, the pipe clamp device comprises a first clamp ring and a second clamp ring, and the second clamp ring is arranged on the right side of the first clamp ring. This adjustable feed pipe clamp places first clamp ring and second clamp ring with the water pipe in, clockwise rotation laborsaving pole can make the screw rod rotate to the direction of water pipe on concave box, because the urceolus is fixed, can make the screw rod drive the inner tube and rotate in the urceolus, drive the urceolus through the inner tube and promote first clamp ring and second clamp ring, can make the connecting rod drive the slider and slide on concave type slide, can make first clamp ring and second clamp ring to the direction removal of water pipe, can fix the water pipe through first clamp ring and second clamp ring, not only can fix the water pipe that the size thickness is different, moreover first clamp ring and second clamp ring are effectual to the fixing of water pipe.
However, the two ways disclosed above have the following drawbacks in practical use: the water pipe clamp that sets up is inconvenient to dismantle alone, is difficult to clean alone, and under the circumstances of daily storing, the pipe clamp is polluted by external dust easily, is difficult to prevent dust.
Disclosure of utility model
The utility model aims to provide a U-PVC drain pipe mounting pipe clamp, which solves the problems that the pipe clamp provided in the background art is inconvenient to detach and difficult to clean independently, and the pipe clamp is easy to be polluted by external dust and difficult to prevent dust under the condition of daily storage.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a U-PVC drain pipe installation pipe clamp, includes the bottom plate, the top of bottom plate is equipped with the support column, the middle part of support column one side is equipped with two U type fixed plates, the middle part on U type fixed plate surface is equipped with adjusting part, the outer wall of U type fixed plate is equipped with dustproof subassembly, adjusting part includes slider and second fixing base, the slider slides and sets up the inboard at U type slide outer wall, the middle part of slider side is equipped with the second connecting rod, the one end of second connecting rod is connected with the pipe clamp body, the pipe clamp body is provided with two, the second fixing base sets up the middle part on U type fixed plate surface, the middle part threaded connection on second fixing base surface has the screw rod, dustproof subassembly includes first fixture block and second fixture block, first fixture block passes through the inside of block connection setting at first draw-in groove, the side of first fixture block, the second fixture block passes through the inside of block connection setting at the second draw-in groove, the second fixture block setting is equipped with the second fixture block at the outer wall of U type fixed plate.
As a preferable technical scheme of the utility model, the U-shaped sliding plate is arranged on the inner wall of the side face of the U-shaped fixing plate through a first bolt.
As a preferable technical scheme of the utility model, a third connecting rod is arranged in the middle of the side face of the second connecting rod, one end of the third connecting rod is connected with the side wall of the pipe clamp body, and a first fixing seat is arranged in the middle of the surface of the pipe clamp body.
As a preferable technical scheme of the utility model, one end of the screw rod penetrates through the middle parts of the second fixing seat and the U-shaped fixing plate, one end of the screw rod is connected with a rotating block in a clamping mode, the rotating block is rotatably arranged in the first fixing seat, and the other end of the screw rod is connected with a rotating handle.
As a preferable technical scheme of the pipe clamp, a rectangular hole is formed in the surface of one side of the pipe clamp body, a rectangular block is arranged on the surface of the other side of the pipe clamp body, and the rectangular block is matched with the rectangular hole.
As a preferable technical scheme of the utility model, the middle of the side surface of the rectangular hole is connected with a second bolt in a threaded manner, and the rectangular block and the rectangular hole are provided with thread grooves matched with the second bolt.
As a preferable technical scheme of the utility model, the surfaces of the first dust-proof plate and the second dust-proof plate are respectively provided with an electrostatic powder coating, the bottom end of the bottom plate is provided with an anti-skid base, and the inner wall of the pipe clamp body is provided with a rubber pad.
Compared with the related art, the U-PVC drain pipe mounting pipe clamp provided by the utility model has the following beneficial effects:
1. Through the first bolt, the pipe clamp body can be detached independently for cleaning or replacement, so that resources are saved, and the pipe clamp is convenient to use;
2. Through the dustproof subassembly that sets up, first dust guard and second dust guard can play dustproof effect, prevent that the pipe clamp from being polluted by external dust when not using, and first dust guard and second dust guard pass through first fixture block and second fixture block joint and connect the outer wall at the U type fixed plate, can be convenient for demolish, change convenient to use.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is a schematic view of a dust-proof assembly according to the present utility model;
FIG. 4 is an enlarged schematic view of the rectangular hole of the present utility model;
fig. 5 is an enlarged schematic view of the rectangular block according to the present utility model.
In the figure: 1. a bottom plate; 2. a support column; 3. a U-shaped fixing plate; 4. a first bolt; 5. an adjustment assembly; 6. a dust-proof assembly; 7. a rubber pad; 501. a pipe clamp body; 502. a screw; 503. rotating the handle; 504. a first fixing seat; 505. a rotating block; 506. a U-shaped sliding plate; 507. a second bolt; 508. rectangular blocks; 509. a rectangular hole; 510. a slide block; 511. a second connecting rod; 512. a third connecting rod; 513. the second fixing seat; 514. a thread groove; 601. a first dust-proof plate; 602. a first clamping block; 603. a second dust-proof plate; 604. a second clamping block; 605. a first clamping groove; 606. and a second clamping groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1:
Referring to fig. 1-5, the utility model provides a U-PVC drain pipe mounting pipe clamp, which comprises a bottom plate 1, wherein a support column 2 is arranged at the top end of the bottom plate 1, two U-shaped fixing plates 3 are arranged in the middle of one side of the support column 2, an adjusting component 5 is arranged in the middle of the surface of each U-shaped fixing plate 3, and a dust-proof component 6 is arranged on the outer wall of each U-shaped fixing plate 3;
The adjusting component 5 comprises four sliding blocks 510 and two second fixing seats 513, the sliding blocks 510 are arranged on the inner side of the outer wall of the U-shaped sliding plate 506 in a sliding mode, a second connecting rod 511 is arranged in the middle of the side face of the sliding blocks 510, one end of each second connecting rod 511 is connected with a pipe clamp body 501, two pipe clamp bodies 501 are arranged, the second fixing seats 513 are arranged in the middle of the surface of the U-shaped fixing plate 3, screw rods 502 are connected with the middle of the surface of each second fixing seat 513 in a threaded mode, and the arranged sliding blocks 510 are convenient for adjusting the position of the pipe clamp bodies 501;
The U-shaped sliding plate 506 is arranged on the inner wall of the side face of the U-shaped fixed plate 3 through a first bolt 4, and the U-shaped sliding plate 506 is conveniently detached from the U-shaped fixed plate 3 through the first bolt 4;
The middle part of the side surface of the second connecting rod 511 is provided with a third connecting rod 512, one end of the third connecting rod 512 is connected with the side wall of the pipe clamp body 501, the middle part of the surface of the pipe clamp body 501 is provided with a first fixing seat 504, and the stability of the pipe clamp body 501 can be improved by the aid of the second connecting rod 511 and the third connecting rod 512;
One end of the screw 502 penetrates through the middle parts of the second fixed seat 513 and the U-shaped fixed plate 3, one end of the screw 502 is connected with a rotating block 505 in a clamping manner, the rotating block 505 is rotatably arranged in the first fixed seat 504, the other end of the screw 502 is connected with a rotating handle 503, the rotating block 505 in the clamping manner is convenient for disassembling the pipe clamp body 501 for replacement or cleaning, and the arranged rotating handle 503 is convenient for adjusting the position of the device;
The surface of one side of the pipe clamp body 501 is provided with a rectangular hole 509, the surface of the other side of the pipe clamp body 501 is provided with a rectangular block 508, the rectangular block 508 is matched with the rectangular hole 509, the distance between the rectangular hole 509 and the rectangular block 508 which are arranged can adjust the pipe clamp body 501, and the stability of the device can be improved;
The middle part of the side surface of the rectangular hole 509 is connected with a second bolt 507 in a threaded manner, the rectangular block 508 and the rectangular hole 509 are both provided with a threaded groove 514 matched with the second bolt 507, the stability of the device can be improved through the arranged second bolt 507, the device is prevented from shaking, and the arranged threaded groove 514 is convenient for the second bolt 507 to adjust and change the position of the device;
Specifically, first rotate handle 503, rotate handle 503 rotation drive screw rod 502 rotation, screw rod 502 rotation drives the inside turning block 505 that sets up of first fixing base 504 and rotates, make it reach the effect of extension or shortening, be used for adjusting pipe clamp body 501's position, pipe clamp body 501 removes and drives slider 510 and slide on U type slide 506, second connecting rod 511 and third connecting rod 512 that set up can increase stability for pipe clamp body 501, prevent its position to take place the skew, rectangular hole 509 that sets up and the shape assorted of rectangular block 508, and rectangular hole 509 and rectangular block 508 all are equipped with second bolt 507 assorted screw groove 514, when pipe clamp body 501 adjusts the position, rectangular hole 509 and rectangular block 508 laminating each other, the second bolt 507 that sets up can set up on rectangular hole 509 and rectangular block 508, play fixing device's effect, screw down the first bolt 4 that sets up, open the turning block 505 that the bottom block joint of screw rod 502 is connected, be convenient for dismantle pipe clamp body 501, clean and change conveniently.
Example 2:
The dustproof assembly 6 comprises a first clamping block 602 and a second clamping block 604, the first clamping block 602 is arranged in the first clamping groove 605 through clamping connection, the first clamping groove 605 is arranged on the side face of the U-shaped fixing plate 3, a first dustproof plate 601 is arranged on the side face of the first clamping block 602, the second clamping block 604 is arranged in the second clamping groove 606 through clamping connection, the second clamping groove 606 is arranged on the outer wall of the U-shaped fixing plate 3, a second dustproof plate 603 is arranged on the side face of the second clamping block 604, dust is prevented from being polluted by dust in the external environment in the storage process of the device, and the service life of the device can be prolonged;
The surfaces of the first dust-proof plate 601 and the second dust-proof plate 603 are both sprayed with electrostatic powder to form an electrostatic powder coating, an anti-slip base is arranged at the bottom end of the bottom plate 1, a rubber pad 7 is arranged on the inner wall of the pipe clamp body 501, the electrostatic powder spraying arranged on the surfaces of the first dust-proof plate 601 and the second dust-proof plate 603 can not only prevent dust from entering the device, but also prevent the dust from being stained on the first dust-proof plate 601 and the second dust-proof plate 603, the cost is saved, the overall stability of the device can be improved by the arranged anti-slip base, and the arranged rubber pad 7 can play a role in protecting corresponding targets;
Specifically, the device is in the in-process of storage or placing, utilize first dust guard 601 and second dust guard 603 can play dustproof effect, prolong its life, when the device is in the in-process of using, be connected through the block of first fixture block 602 and second fixture block 604 with first draw-in groove 605 and second draw-in groove 606, dismantle first dust guard 601 and second dust guard 603 from the outer wall of U type fixed plate 3, facilitate the use, when first dust guard 601 and second dust guard 603 need clean or change, can easily pull down first dust guard 601 and second dust guard 603, be convenient for change and clean, convenient to use.
During the use, first clamping block 602 and second clamping block 604 are connected with the block of first draw-in groove 605 and second draw-in groove 606 at first, dismantle first dust guard 601 and second dust guard 603 from the outer wall of U type fixed plate 3, then place the device in corresponding working position, then according to the size of target, utilize adjusting part 5 to adjust, at first through rotatory rotation handle 503, rotate handle 503 rotation drive screw rod 502, screw rod 502 rotates the rotatory piece 505 that drives the inside setting of first fixing base 504 and rotates, make it reach the effect of extension or shortening, be used for adjusting the position of pipe clamp body 501, pipe clamp body 501 removes and drives slider 510 and carry out synchronous slip on U type slide 506, second connecting rod 511 and third connecting rod 512 that set up can increase stability for pipe clamp body 501, prevent that its position from taking place the skew, rectangular hole 509 that sets up and rectangular piece 508's shape phase-match, and rectangular piece 508 all are equipped with the screw groove 514 that matches with second bolt 507, when pipe clamp body 501 adjusts the position, rectangular hole 509 and rectangular piece 508 are mutually laminated, the second piece 508 sets up mutually, the effect of can be realized by setting up rectangular piece 508 and the rectangular piece 508, can be opened down at the second end of rotation of the device, set up the second connecting rod 502 can be opened and the second end of pipe clamp body 501, can be conveniently replaced in the process, the device is convenient for setting up the second end of rotation of the second bolt 502, and the device is opened down in the setting up the second end of the device, and can be used down connected with the device to the second end of the device to rotate, and can be used conveniently opened down by setting up.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The U-PVC drain pipe mounting pipe clamp comprises a bottom plate (1), and is characterized in that a supporting column (2) is arranged at the top end of the bottom plate (1), two U-shaped fixing plates (3) are arranged in the middle of one side of the supporting column (2), an adjusting component (5) is arranged in the middle of the surface of each U-shaped fixing plate (3), and a dustproof component (6) is arranged on the outer wall of each U-shaped fixing plate (3);
The adjusting component (5) comprises a sliding block (510) and a second fixing seat (513), the sliding block (510) is arranged on the inner side of the outer wall of the U-shaped sliding plate (506) in a sliding mode, a second connecting rod (511) is arranged in the middle of the side face of the sliding block (510), one end of the second connecting rod (511) is connected with a pipe clamp body (501), two pipe clamp bodies (501) are arranged, the second fixing seat (513) is arranged in the middle of the surface of the U-shaped fixing plate (3), and a screw (502) is connected with the middle of the surface of the second fixing seat (513) in a threaded mode;
The dustproof assembly (6) comprises a first clamping block (602) and a second clamping block (604), wherein the first clamping block (602) is connected with the inside of a first clamping groove (605) through a clamping connection, the first clamping groove (605) is formed in the side face of a U-shaped fixing plate (3), a first dustproof plate (601) is arranged on the side face of the first clamping block (602), the second clamping block (604) is connected with the inside of a second clamping groove (606) through a clamping connection, the second clamping groove (606) is formed in the outer wall of the U-shaped fixing plate (3), and a second dustproof plate (603) is arranged on the side face of the second clamping block (604).
2. A U-PVC drain pipe mounting clip as defined in claim 1, wherein: the U-shaped sliding plate (506) is arranged on the inner wall of the side face of the U-shaped fixed plate (3) through a first bolt (4).
3. A U-PVC drain pipe mounting clip as defined in claim 2, wherein: the middle part of second connecting rod (511) side is equipped with third connecting rod (512), the one end of third connecting rod (512) is connected with the lateral wall of pipe clamp body (501), the middle part on pipe clamp body (501) surface is equipped with first fixing base (504).
4. A U-PVC drain pipe mounting clip as defined in claim 3, wherein: one end of the screw rod (502) penetrates through the middle parts of the second fixing seat (513) and the U-shaped fixing plate (3), one end of the screw rod (502) is connected with a rotating block (505) in a clamping mode, the rotating block (505) is rotatably arranged in the first fixing seat (504), and the other end of the screw rod (502) is connected with a rotating handle (503).
5. A U-PVC drain pipe mounting clip as defined in claim 4, wherein: the pipe clamp is characterized in that a rectangular hole (509) is formed in the surface of one side of the pipe clamp body (501), a rectangular block (508) is arranged on the surface of the other side of the pipe clamp body (501), and the rectangular block (508) is matched with the rectangular hole (509).
6. A U-PVC drain pipe mounting clip as defined in claim 5, wherein: the middle of the side face of the rectangular hole (509) is connected with a second bolt (507) in a threaded mode, and the rectangular block (508) and the rectangular hole (509) are provided with threaded grooves (514) matched with the second bolt (507).
7. A U-PVC drain pipe mounting clip as defined in claim 6, wherein: the anti-slip pipe clamp is characterized in that electrostatic powder coatings are arranged on the surfaces of the first dust-proof plate (601) and the second dust-proof plate (603), an anti-slip base is arranged at the bottom end of the bottom plate (1), and a rubber pad (7) is arranged on the inner wall of the pipe clamp body (501).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322578331.0U CN220851031U (en) | 2023-09-22 | 2023-09-22 | U-PVC drain pipe installation pipe clamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322578331.0U CN220851031U (en) | 2023-09-22 | 2023-09-22 | U-PVC drain pipe installation pipe clamp |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220851031U true CN220851031U (en) | 2024-04-26 |
Family
ID=90743168
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202322578331.0U Active CN220851031U (en) | 2023-09-22 | 2023-09-22 | U-PVC drain pipe installation pipe clamp |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220851031U (en) |
-
2023
- 2023-09-22 CN CN202322578331.0U patent/CN220851031U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN220851031U (en) | U-PVC drain pipe installation pipe clamp | |
CN215240005U (en) | Structural ceramic surface grinding and polishing device | |
CN112139606A (en) | Deburring machine for manufacturing hardware fittings | |
CN209970128U (en) | Planer fixture for spare and accessory part machining | |
CN116799721A (en) | Electric power protection pipe rack | |
CN215445438U (en) | Fixing device for butt joint of gas pipelines | |
CN214255355U (en) | Disconnect-type high tension switchgear | |
CN210334005U (en) | Bolt mould convenient to dismouting | |
CN211306258U (en) | Tool management cabinet for power maintenance equipment | |
CN210300092U (en) | Myopia prevention frame | |
CN212036546U (en) | Convenient adjustment position's table of explaining | |
CN216753045U (en) | Gardens easy access formula gardens irrigation equipment | |
CN221493039U (en) | Comprehensive spraying device for hardware manufacturing | |
CN215092683U (en) | Grinding machine capable of adjusting wheel base | |
CN213541684U (en) | Thermal-insulated support convenient to adjust | |
CN220107875U (en) | Fixing fixture for mounting photovoltaic panel on steel structure roof | |
CN219472939U (en) | Building drain pipe fixing assembly | |
CN215072278U (en) | Photovoltaic support with adjustable angle | |
CN215239275U (en) | Working roll workbench carrier roller adjusting structure with horizontal leveling structure | |
CN216202229U (en) | Think political affairs education with think political affairs propaganda equipment | |
CN219068150U (en) | Dust removal mechanism for solar cell panel production | |
CN220119592U (en) | Heat collector bracket | |
CN216880566U (en) | Stainless steel negative plate is scrubbed and trimming device | |
CN219300091U (en) | Environment-friendly drainage pipe strap convenient to dismantle | |
CN220162407U (en) | Photovoltaic support processingequipment |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |