CN209891646U - Multi-curved-plate adjustable-point hook component - Google Patents
Multi-curved-plate adjustable-point hook component Download PDFInfo
- Publication number
- CN209891646U CN209891646U CN201920544176.1U CN201920544176U CN209891646U CN 209891646 U CN209891646 U CN 209891646U CN 201920544176 U CN201920544176 U CN 201920544176U CN 209891646 U CN209891646 U CN 209891646U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- rod
- sleeve
- curved
- adjustable point
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Mirrors, Picture Frames, Photograph Stands, And Related Fastening Devices (AREA)
Abstract
The utility model discloses a many curved plates adjustable point hook piece subassembly, including many curved plates, many curved plates's surface has set firmly adjusting device, adjusting device includes the framework, the front side of framework and the rear side fixed connection of many curved plates, the through-hole has all been seted up and has the bracing piece, two through-hole sliding connection has all been seted up to the both sides of framework be close to the flexible external member of the equal fixedly connected with in rear side of tip on the bracing piece, the rear end fixedly connected with backup pad of flexible external member, the front side of backup pad is seted up the through-hole and is had the rotation post through the spacing rotation of through-hole, the movable hole has been seted up to the front end of rotation post, the inner wall sliding connection of movable hole has the actuating lever. The utility model discloses, use through the cooperation between the above-mentioned structure, solved in the in-service use because traditional string component uses convenient inadequately, when carrying out position control to many curved panels, wastes time and energy, brings inconvenience for the use, has reduced work efficiency's problem.
Description
Technical Field
The utility model relates to a construction technical field specifically is a many curved panels adjustable point hook piece subassembly.
Background
With the continuous development of the building decoration industry in China, the construction technology of the building industry in China is continuously updated; the large-area multi-curved-surface plate is attractive in overall shape and rich in artistry, but in the construction of the multi-curved-surface plate, the irregular building structure form brings great difficulty to the deepening design and construction. The space point location of many curved plates is measured and is installed the characteristics of difficulty. The large-scale aluminum plate of many curved surfaces is formed by the equipment of many curved surfaces plate of different specifications, and how to confirm the metal plate size in the spatial position accurately to can accurately install on predetermined position is the difficult problem that the construction needs to be solved, for this reason people propose a many curved surfaces plate adjustable point hook member device, as the adjustable point hook member device of many curved surfaces plate disclosed in chinese patent CN109235824A, include: the adjustable telescopic sleeve is fixedly connected with the inclined strut bracket, and the adjustable telescopic sleeve is connected with the horizontal sleeve through the first pair of through bolts; the accuracy of special-shaped material installation concatenation is improved, a large amount of manpower and material resources have been practiced thrift and welding, anti-rust treatment have been reduced the cost of labor. Professional operation is not needed, the construction is popular, the construction speed is improved, and standardized operation is facilitated; however, in the actual use process, the traditional hanging component is inconvenient to use due to the fact that the traditional hanging component is not convenient enough, time and labor are wasted when the position of the multi-curved-surface plate is adjusted, inconvenience is brought to use, and work efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a many curved surface boards adjustable point hook piece subassembly improves traditional device, has solved the problem among the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a hook component with adjustable points of a multi-curved-surface plate comprises the multi-curved-surface plate, wherein an adjusting device is fixedly arranged on the surface of the multi-curved-surface plate.
The adjusting device comprises a frame body, the front side of the frame body is fixedly connected with the rear side of the multi-curved plate, through holes are arranged on both sides of the frame body and are connected with supporting rods in a sliding way through the through holes, the rear sides of the two supporting rods close to the end parts are fixedly connected with telescopic external members, the rear end of the telescopic external member is fixedly connected with a supporting plate, the front side of the supporting plate is provided with a through hole and a rotating column which is limited and rotated by the through hole, the front end of the rotating column is provided with a movable hole, the inner wall of the movable hole is connected with a driving rod in a sliding way, the surface of the driving rod close to the front end is fixedly connected with a bevel gear, the surface of the bevel gear is engaged with a toothed plate, the upper surface of the toothed plate is fixedly connected with the top of the inner wall of the frame body, the side surface of the driving rod is fixedly connected with a screw rod, the side of the rotating column is provided with a through groove for the screw rod to slide back and forth, and the surface of the screw rod is screwed with a threaded sleeve.
Preferably, the surfaces of the two support rods close to the opposite ends are fixedly sleeved with baffle plates, and the side surfaces of the baffle plates can be movably connected with the inner wall of the frame body.
Preferably, flexible external member includes the sleeve, telescopic rear end and the front side fixed connection of backup pad, telescopic front end runs through and has inserted the telescopic link, the front end of telescopic link and the rear side fixed connection of bracing piece.
Preferably, the rear end of the telescopic rod is fixedly connected with a limiting disc, and the side face of the limiting disc is connected with the inner wall of the sleeve in a sliding mode.
Preferably, the rear side of spacing dish fixedly connected with extension spring, the last one end of keeping away from spacing dish of extension spring and telescopic inner wall fixed connection.
Preferably, the movable hole is a rectangular through hole, and the driving rod is a rectangular rod matched with the driving rod.
Preferably, the surface of the rotating column close to the rear end is fixedly connected with two first gears, and opposite surfaces of the two first gears are respectively in rotating connection with the front side and the rear side of the supporting plate.
Preferably, the rear end of the driving rod and the end part of the threaded sleeve are fixedly connected with knobs, and anti-skid threads are formed in the surfaces of the knobs.
Preferably, the number of the screws is two, and the two screws are symmetrically arranged with respect to a vertical center line of the rotating column.
Preferably, a second gear is meshed with the side face of the first gear, the second gear is limited and rotated on the front side of the supporting plate through a pin shaft, a shifting piece is connected to the side face of the second gear in a sliding mode, a fixing block is fixedly connected to the side face of the shifting piece, and the rear end of the fixing block is fixedly connected with the front side of the supporting plate.
Compared with the prior art, the beneficial effects of the utility model are as follows:
one, the utility model discloses a setting of adjusting device makes many curved plates around, about remove adjust convenient and fast more, labour saving and time saving has improved work efficiency.
The utility model enables the multi-curved-surface plate to be suspended and supported through the matching of the supporting rod, the telescopic external member and the supporting plate, and when the multi-curved-surface plate needs to be adjusted left and right, the driving rod is manually driven to rotate, so that the bevel gears synchronously rotate; the teeth on the bevel gear are meshed with the teeth on the toothed plate, so that the toothed plate drives the adjusting device to move left and right, and the left and right positions of the multi-curved-surface plate are adjusted;
thirdly, the utility model makes the rotating column rotate synchronously along with the driving rod by the screw rod on the rotating column, when the rotation adjustment of the driving rod is completed, the driving rod is pushed forward and backward on the rotating column, after the front and rear position adjustment is finished, the threaded sleeve on the screw rod is rotated, so that one end of the threaded sleeve close to the rotating column is contacted with the side surface of the rotating column and generates extrusion, thereby the rotating column is fixedly connected with the driving rod, the driving rod can not move back and forth on the rotating column, because the rotating column is also in limited rotation on the supporting plate, the driving rod cannot move back and forth relative to the rotating column, and the driving rod is in limited rotation on the supporting plate and cannot move back and forth, and then the actuating lever realizes fixed in the fore-and-aft direction relative to the backup pad, so the fore-and-aft position of many curved plates is also fixed, and up to this moment, the left and right sides of many curved plates, fore-and-aft position adjustment can all be accomplished.
Fourth, the utility model discloses a cooperation between the above-mentioned structure is used, has solved in the in-service use because traditional string component uses convenient inadequately, when carrying out position control to many curved panels, wastes time and energy, brings inconvenience for the use, has reduced work efficiency's problem.
Drawings
Fig. 1 is a top view of the structure of the present invention;
FIG. 2 is a rear sectional view of the frame body of the present invention;
fig. 3 is a right side view of the through groove of the present invention;
fig. 4 is a top cross-sectional view of the sleeve of the present invention;
fig. 5 is a front view of the movable hole of the present invention.
In the figure: 1-multi-curved-surface plate, 2-adjusting device, 3-frame, 4-supporting rod, 5-telescopic external member, 51-sleeve, 52-telescopic rod, 53-limiting disc, 54-tension spring, 6-supporting plate, 7-rotating column, 71-movable hole, 72-gear I, 8-driving rod, 9-helical gear, 10-toothed plate, 11-screw rod, 111-threaded sleeve, 12-through groove, 13-baffle, 14-knob, 15-gear II, 16-plectrum and 17-fixed block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 5, the present invention provides a technical solution: a multi-curved-surface-plate adjustable-point hook component comprises a multi-curved-surface plate 1, wherein the multi-curved-surface plate 1 can be used as a manufacturing unit for integrally molding a large-area multi-curved-surface curtain wall; the surface of many curved plates 1 sets firmly adjusting device 2, through adjusting device 2's setting, makes many curved plates 1 around, about the removal adjust convenient and fast more, labour saving and time saving has improved work efficiency.
The adjusting device 2 comprises a frame body 3, the frame body 3 is a transmission component, the front side of the frame body 3 is fixedly connected with the rear side of the multi-curved-surface plate 1, through holes are formed in both sides of the frame body 3, the supporting rods 4 are connected with the frame body 3 in a sliding mode through the through holes, the frame body 3 slides left and right on the supporting rods 4, the surfaces, close to opposite ends, of the two supporting rods 4 are fixedly sleeved with baffle plates 13, the side surfaces of the baffle plates 13 can be movably connected with the inner wall of the frame body 3, and the relative movement distance between the supporting rods 4 and the frame body 3 is limited through the arrangement of the baffle plates 13; the rear sides of the two support rods 4 close to the end parts are fixedly connected with a telescopic external member 5, the telescopic external member 5 comprises a sleeve 51, the rear end of the sleeve 51 is fixedly connected with the front side of the support plate 6, a telescopic rod 52 is inserted into the front end of the sleeve 51 in a penetrating manner, the front end of the telescopic rod 52 is fixedly connected with the rear side of the support rod 4, and the support of the multi-curved-surface plate 1 and the frame body 3 in the front-and-back movement process is realized through the matching of the sleeve 51 and the telescopic rod 52; the rear end of the telescopic rod 52 is fixedly connected with a limiting disc 53, the side surface of the limiting disc 53 is in sliding connection with the inner wall of the sleeve 51, and the telescopic rod 52 can move more stably in the sleeve 51 through the arrangement of the limiting disc 53; the rear side of the limiting disc 53 is fixedly connected with a tension spring 54, one end of the tension spring 54, which is far away from the limiting disc 53, is fixedly connected with the inner wall of the sleeve 51, and the back movement of the multi-curved-surface plate 1 and the frame body 3 is easier through the arrangement of the tension spring 53; the rear end of the telescopic sleeve 5 is fixedly connected with a supporting plate 6, the multi-curved-surface plate 1 is suspended and supported through the matching of the supporting rod 4, the telescopic sleeve 5 and the supporting plate 6, a through hole is formed in the front side of the supporting plate 6, a rotating column 7 is limited and rotated through the through hole, two first gears 72 are fixedly connected to the surface, close to the rear end, of the rotating column 7, opposite surfaces of the two first gears 72 are respectively connected with the front side and the rear side of the supporting plate 6 in a rotating mode, and the limiting rotation of the rotating column 7 on the supporting plate 6 is more stable through the arrangement of the two first gears 72; a second gear 15 is meshed with the side surface of the first gear 72, the second gear 15 is limited and rotated on the front side of the supporting plate 6 through a pin shaft, a shifting piece 16 is connected to the side surface of the second gear 15 in a sliding mode, a fixed block 17 is fixedly connected to the side surface of the shifting piece 16, the rear end of the fixed block 17 is fixedly connected with the front side of the supporting plate 6, and the second gear 15, the shifting piece 16 and the fixed block 17 are used in a matched mode to block the rotation of the second gear 15 and the first gear 72, so that the rotation of the rotating column 7 has certain resistance, and the situation that the frame body 3 and the multi-curved-plate 1 move left and right due to the rotation of the rotating; the front end of the rotating column 7 is provided with a movable hole 71, the movable hole 71 is a rectangular through hole, the driving rod 8 is a rectangular rod matched with the driving rod, and the rotating column 7 can rotate coaxially and more stably along with the driving rod 8 through the matching of the rectangular hole and the rectangular rod; the inner wall of the movable hole 71 is slidably connected with a driving rod 8, the rear end of the driving rod 8 and the end part of the threaded sleeve 111 are fixedly connected with a knob 14, anti-skid grains are formed on the surface of the knob 14, the driving rod 8 and the threaded sleeve 111 can rotate more conveniently through the arrangement of the knob 14, the anti-skid grains are formed on the driving rod to enable the rotation to be more labor-saving, a helical gear 9 is fixedly connected to the surface, close to the front end, of the driving rod 8, the surface of the helical gear 9 is meshed with a toothed plate 10, and when the multi-curved-surface plate 1 needs to be adjusted left and right, the driving rod 8 is manually driven to rotate; the teeth on the helical gear 9 are meshed with the teeth on the toothed plate 10, so that the toothed plate 10 drives the adjusting device 2 to move left and right, and accordingly, the left and right positions of the multi-curved-surface plate 1 are adjusted; the upper surface of the toothed plate 10 is fixedly connected with the top of the inner wall of the frame body 3, the side surface of the driving rod 8 is fixedly connected with two screw rods 11, the two screw rods 11 are symmetrically arranged along the vertical central line of the rotating column 7, and through the symmetrical arrangement of the two screw rods 11, opposite extrusion can be formed under the matching of the corresponding thread sleeves 111, so that the driving rod 8 can be more firmly connected with the rotating rod 7; a through groove 12 for the screw rod 11 to slide back and forth is formed in the side surface of the rotating column 7, a threaded sleeve 111 is screwed on the surface of the screw rod 11, the screw rod 11 on the rotating column 7 enables the rotating column 7 to rotate synchronously with the driving rod 8, after the rotation adjustment of the driving rod 8 is completed, the driving rod 8 is pushed back and forth on the rotating column 7, after the adjustment of the current back position is completed, the threaded sleeve 111 on the screw rod 11 is rotated, one end, close to the rotating column 7, on the threaded sleeve 111 is in contact with the side surface of the rotating column 7 and generates extrusion, further, the rotating column 7 is fixedly connected with the driving rod 8, the driving rod 8 cannot move back and forth on the rotating column 7, as the rotating column 7 also rotates in a limiting mode on the supporting plate 6, further, the driving rod 8 cannot move back and forth relative to the rotating column 7, and the driving rod 8 rotates, further, the driving rod 8 is fixed in the front-rear direction with respect to the support plate 6, so that the front-rear position of the multi-curved plate 1 is also fixed, and thus, the left-right and front-rear position adjustment of the multi-curved plate 1 is completed.
The working principle is as follows: when the multi-curved-surface-plate adjustable-point hook component is used, the multi-curved-surface plate 1 is suspended and supported through the matching of the supporting rod 4, the telescopic sleeve 5 and the supporting plate 6, and when the multi-curved-surface plate 1 needs to be adjusted left and right, the driving rod 8 is manually driven to rotate, so that the helical gears 9 synchronously rotate; the teeth on the helical gear 9 are meshed with the teeth on the toothed plate 10, so that the toothed plate 10 drives the adjusting device 2 to move left and right, and accordingly, the left and right positions of the multi-curved-surface plate 1 are adjusted; the screw 11 on the rotary column 7 enables the rotary column 7 to synchronously rotate along with the driving rod 8, when the rotation adjustment of the driving rod 8 is completed, the position of the driving rod 8 on the rotary column 7 is pushed forwards and backwards, when the current back position adjustment is completed, the threaded sleeve 111 on the screw 11 is rotated, one end of the threaded sleeve 111 close to the rotary column 7 is contacted with the side surface of the rotary column 7 and generates extrusion, so that the rotary column 7 is fixedly connected with the driving rod 8, the driving rod 8 cannot move forwards and backwards on the rotary column 7, because the rotary column 7 is also in limited rotation on the supporting plate 6, the driving rod 8 cannot move forwards and backwards relative to the rotary column 7, and the driving rod 8 is in limited rotation on the supporting plate 6 and cannot move forwards and backwards, so that the driving rod 8 is fixed in the front and back direction relative to the supporting plate 6, and the front and back positions of the multi-curved, thus, the left-right and front-back position adjustment of the multi-curved-surface plate 1 is completed; through the cooperation use between the above-mentioned structure, solved in the in-service use because traditional string component use convenient inadequately, when carrying out position control to many curved panels, waste time and energy, bring inconvenience for the use, reduced work efficiency's problem.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a many curved panels adjustable point hook member subassembly, includes many curved panels (1), its characterized in that: the surface of the multi-curved-surface plate (1) is fixedly provided with an adjusting device (2);
the adjusting device (2) comprises a frame body (3), the front side of the frame body (3) is fixedly connected with the rear sides of the multi-curved-surface plates (1), through holes are formed in the two sides of the frame body (3) and are connected with supporting rods (4) in a sliding mode through the through holes, two telescopic external members (5) are fixedly connected with the rear sides of the supporting rods (4) close to the end portions, a supporting plate (6) is fixedly connected with the rear ends of the telescopic external members (5), through holes are formed in the front side of the supporting plate (6) and are rotated in a limiting mode through the through holes (7), movable holes (71) are formed in the front ends of the rotary columns (7), driving rods (8) are slidably connected with the inner walls of the movable holes (71), helical gears (9) are fixedly connected with the surfaces of the driving rods (8) close to the front ends, and toothed plates (10) are, the upper surface of pinion rack (10) and the top fixed connection of framework (3) inner wall, the side fixedly connected with screw rod (11) of actuating lever (8), the side of rotating post (7) is seted up and is supplied gliding logical groove (12) around screw rod (11), the surperficial spiro union of screw rod (11) has thread bush (111).
2. The multi-hook plate adjustable point hook assembly of claim 1, wherein: the surfaces of the two support rods (4) close to the opposite ends are fixedly sleeved with baffle plates (13), and the side surfaces of the baffle plates (13) can be movably connected with the inner wall of the frame body (3).
3. The multi-hook plate adjustable point hook assembly of claim 1, wherein: the telescopic sleeve piece (5) comprises a sleeve (51), the rear end of the sleeve (51) is fixedly connected with the front side of the supporting plate (6), the front end of the sleeve (51) penetrates through the telescopic rod (52), and the front end of the telescopic rod (52) is fixedly connected with the rear side of the supporting rod (4).
4. The multi-hook plate adjustable point hook assembly of claim 3, wherein: the rear end fixedly connected with spacing dish (53) of telescopic link (52), the side and the inner wall sliding connection of sleeve (51) of spacing dish (53).
5. The multi-hook plate adjustable point hook assembly of claim 4, wherein: the rear side fixedly connected with extension spring (54) of spacing dish (53), the one end of keeping away from spacing dish (53) on extension spring (54) and the inner wall fixed connection of sleeve (51).
6. The multi-hook plate adjustable point hook assembly of claim 1, wherein: the movable hole (71) is a rectangular through hole, and the driving rod (8) is a rectangular rod matched with the driving rod.
7. The multi-hook plate adjustable point hook assembly of claim 1, wherein: the surface of the rotating column (7) close to the rear end is fixedly connected with two first gears (72), and opposite surfaces of the two first gears (72) are respectively connected with the front side and the rear side of the supporting plate (6) in a rotating mode.
8. The multi-hook plate adjustable point hook assembly of claim 1, wherein: the rear end of the driving rod (8) and the end part of the threaded sleeve (111) are fixedly connected with a knob (14), and anti-skid grains are formed in the surface of the knob (14).
9. The multi-hook plate adjustable point hook assembly of claim 1, wherein: the number of the screw rods (11) is two, and the two screw rods (11) are symmetrically arranged by the vertical central line of the rotating column (7).
10. The multi-hook plate adjustable point hook assembly of claim 7, wherein: the side of gear (72) meshes there is gear two (15), gear two (15) are spacing rotation on the front side of backup pad (6) through the round pin axle, the side sliding connection of gear two (15) has plectrum (16), the side fixedly connected with fixed block (17) of plectrum (16), the rear end of fixed block (17) and the front side fixed connection of backup pad (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920544176.1U CN209891646U (en) | 2019-04-20 | 2019-04-20 | Multi-curved-plate adjustable-point hook component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920544176.1U CN209891646U (en) | 2019-04-20 | 2019-04-20 | Multi-curved-plate adjustable-point hook component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209891646U true CN209891646U (en) | 2020-01-03 |
Family
ID=69019368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920544176.1U Active CN209891646U (en) | 2019-04-20 | 2019-04-20 | Multi-curved-plate adjustable-point hook component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209891646U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109868959A (en) * | 2019-04-20 | 2019-06-11 | 苏州金螳螂建筑装饰股份有限公司 | A kind of more curved slab adjustable point hook member components |
-
2019
- 2019-04-20 CN CN201920544176.1U patent/CN209891646U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109868959A (en) * | 2019-04-20 | 2019-06-11 | 苏州金螳螂建筑装饰股份有限公司 | A kind of more curved slab adjustable point hook member components |
| CN109868959B (en) * | 2019-04-20 | 2024-04-09 | 苏州金螳螂建筑装饰股份有限公司 | Multi-curved-plate adjustable-point hook component |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110815346A (en) | Organic glass pipe cutting crack-free slitting equipment | |
| CN209891646U (en) | Multi-curved-plate adjustable-point hook component | |
| CN113028147A (en) | Adjustable installation mechanism for water supply system pipeline | |
| CN220100335U (en) | Building curtain wall mounting and fixing support | |
| CN210831559U (en) | Lamp bracket device for deep foundation pit | |
| CN109868959B (en) | Multi-curved-plate adjustable-point hook component | |
| CN208214457U (en) | A kind of automobile-used square tube cutter device of small fire | |
| CN114161495B (en) | Cutting device for producing organic glass with adjustable specification and size and application method thereof | |
| CN201559784U (en) | Frog type scooter wobble mechanism | |
| CN112405392A (en) | Strutting arrangement is used in municipal administration pipeline maintenance | |
| CN219992948U (en) | High-strength curved surface aluminum profile decorative column | |
| CN219455736U (en) | Metal collapsible tube toughness detection device | |
| CN220880074U (en) | Mechanical non-guardrail bending machine | |
| CN221271629U (en) | Ceramic tile drilling device | |
| CN218041274U (en) | Solar street lamp photovoltaic board convenient to change | |
| CN221177212U (en) | Metal wire slot fixing device | |
| CN213300002U (en) | Alloy adjusting lamp frame | |
| CN219684653U (en) | Vertical machining center fixture | |
| CN220915208U (en) | Solar cell fixing frame | |
| CN220376874U (en) | Tension adjusting device of suspender machine | |
| CN217273158U (en) | Electric power operation parameter tester convenient to operation | |
| CN219821076U (en) | Plate double-sided engraving overturning auxiliary device | |
| CN221098043U (en) | Screw pump positioning device | |
| CN219817870U (en) | Reinforcing bar cutting jig for building | |
| CN220910964U (en) | Safety monitoring equipment for municipal administration |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |