CN115891628A - Metal film luminous grid - Google Patents
Metal film luminous grid Download PDFInfo
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- CN115891628A CN115891628A CN202211369398.7A CN202211369398A CN115891628A CN 115891628 A CN115891628 A CN 115891628A CN 202211369398 A CN202211369398 A CN 202211369398A CN 115891628 A CN115891628 A CN 115891628A
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Abstract
The invention discloses a metal film luminous grating which comprises a trim lamp assembly and a sign lamp assembly, wherein the trim lamp assembly comprises a first face mask, a first base and a first light source, a primer layer covers the surface of the first face mask, and a metal film layer covers the surface of the primer layer; the marking lamp assembly comprises a second face mask, a second base and a second light source, wherein a primer layer covers the surface of the second face mask, and a metal film layer covers the surface of the primer layer; and the metal film layer is covered on the primer layer through a PVD (physical vapor deposition) process. In the invention, a plurality of decorative strip lamps emit light rays with different brightness and different colors, thereby meeting the individual requirements of users; first face guard all is provided with the metal film layer with second face guard surface, and the metal film layer passes through the PVD technology and adheres to on the priming paint layer, and metal film layer surface covering half clear coat layer, avoids the metal film layer to appear fading phenomenon in highlight environment, humid environment or general environment, and the metal film layer has resistant, durability, plasticity, promotes aesthetic measure.
Description
Technical Field
The invention relates to the field of vehicle lighting equipment, in particular to a metal film luminous grid.
Background
With the rapid development of the automobile market, the aesthetic view of consumers is continuously improved, the pursuit of individuation is gradually formed, and the love for the luminous exterior decoration is gradually increased. On traditional automotive exterior, a front grille and a front bumper are both pure plastic products, and use scenes with some functions or personalized display do not exist, so that aesthetic fatigue is gradually brought to consumers all the time.
In the related art, the using area of lamps on a vehicle is enlarged, a plurality of groups of lamps are controlled in a centralized manner through a controller, so that the plurality of groups of lamps generate changes of colors and light and shade, and a user can adjust the working states of the plurality of groups of lamps according to requirements to display various patterns and colors. However, as the use area of the lamp is enlarged, the surface of the lamp is more prone to aging and paint removal, the attractiveness is seriously affected, meanwhile, the lamp needs to adapt to the shape of the surface of a vehicle body and then is processed into a curved streamline, the curved part of the lamp has a higher risk of paint removal, and the durability is reduced.
Disclosure of Invention
In order to solve at least one of the above technical problems, the present invention provides a metal film light emitting grid, which adopts the following technical scheme:
the invention provides a metal film light-emitting grid which comprises a decoration strip lamp assembly and a sign lamp assembly, wherein the decoration strip lamp assembly comprises a first face cover, a first base and a first light source, the first face cover is connected with the first base, the first light source is positioned in an area defined by the first face cover and the first base, a priming paint layer covers the surface of the first face cover, a metal film layer covers the surface of the priming paint layer, a semi-permeable varnish layer covers the surface of the metal film layer, the first face cover comprises a first straight part, a second straight part, a third straight part, a first bent part and a second bent part, the first bent part is positioned between the first straight part and the second straight part, the second bent part is positioned between the first straight part and the third straight part, the first straight part and the second straight part form an angle, and the first straight part and the third straight part form an angle; the marker light assembly comprises a second face mask, a second base and a second light source, the second face mask is connected with the second base, the second light source is located in an area defined by the second face mask and the second base, a primer layer covers the surface of the second face mask, a metal film layer covers the surface of the primer layer, a finish paint layer covers the surface of the metal film layer, the second face mask comprises a first straight portion, a second straight portion, a third straight portion, a first bent portion and a second bent portion, the first bent portion is located between the first straight portion and the second straight portion, and the second bent portion is located between the first straight portion and the third straight portion; wherein, the metal film layer is covered on the primer layer through a PVD process.
The embodiment of the invention has at least the following beneficial effects: according to the invention, a first light source transmits light to the outside of the metal film light-emitting grid through a first face mask, a second light source transmits light to the outside of the metal film light-emitting grid through a second face mask so as to form an illumination effect, and a plurality of trim lamp assemblies work relatively independently to emit light with different brightness and different colors, so that the individual requirements of users are met; first face guard all is provided with the metal film layer with second face guard surface, the metal film layer passes through the PVD technology and adheres to on the priming paint layer, and metal film layer surface covering half clear lacquer layer, avoid the metal film layer in the highlight environment, the phenomenon that fades appears in humid environment or general environment, the metal film layer has resistant resistance and durability, and simultaneously, the plasticity of metal film layer is strong, when first face guard or second face guard set up to crooked shape along with the automobile body surface, avoid the metal film layer to drop, the metal film layer demonstrates metallic luster, promote aesthetic measure.
In some embodiments of the present invention, each of the first and second bases includes a fourth straight portion, a fifth straight portion, a sixth straight portion, a third bending portion, and a fourth bending portion, the third bending portion is located between the fourth straight portion and the fifth straight portion, the fourth bending portion is located between the fourth straight portion and the sixth straight portion, the fourth straight portion forms an angle with the fifth straight portion, the fourth straight portion forms an angle with the sixth straight portion, an end of the second straight portion abuts an end of the fifth straight portion, and an end of the third straight portion abuts an end of the sixth straight portion.
In some embodiments of the present invention, a first step structure is disposed at an end of the second straight portion, a first step structure is disposed at an end of the third straight portion, a second step structure is disposed at an end of the fifth straight portion, a second step structure is disposed at an end of the sixth straight portion, and the two first step structures are respectively connected to the two second step structures in a clamping manner.
In some embodiments of the present invention, a welding rib is disposed between the first step structure and the second step structure, and the first step structure and the second step structure are connected by ultrasonic welding.
In some embodiments of the present invention, the metal film grille further includes a grille body including a plurality of grille units, each of the grille units being juxtaposed with a gap provided between adjacent ones of the grille units, the grille body being capable of covering a front end of a vehicle, the molding light assembly being positioned between the grille body and the front end of the vehicle.
In some embodiments of the present invention, a surface of the second bending portion is provided with a protruding portion, the protruding portion abuts against an edge of the grid unit, and the protruding portion is located in the gap.
In some embodiments of the invention, the metal film luminescent grille further comprises a decoration part, the decoration part is abutted against the grille body, and the marker light component is arranged on the decoration part.
In some embodiments of the invention, the metal film layer comprises an aluminum film, the aluminum film is disposed on the first mask by a magnetron sputtering aluminum plating process, and the aluminum film is disposed on the second mask by a magnetron sputtering aluminum plating process.
In some embodiments of the invention, the first mask is made of a PC material and the second mask is made of a PC material.
In some embodiments of the present invention, the first base is made of ABS material, and the outer surface of the first base is provided with a high gloss paint layer; the second base is made of ABS materials, and the outer surface of the second base is provided with a high-gloss paint layer.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic diagram of the structure of a metal film luminescent grid according to the present invention;
FIG. 2 is a cross-sectional view of a molding light assembly in a metal film grille of the present invention;
FIG. 3 is a cross-sectional view of a first face mask in the metal film light grid of the present invention;
FIG. 4 is a schematic diagram of a structure of a grating body in the metal film luminescent grating of the present invention;
fig. 5 is a schematic structural view of a decorative member in the metal film luminescent grid according to the present invention.
Reference numerals:
101. a first face mask; 102. a first light source; 103. a printed circuit board;
201. a primer layer; 202. a metal film layer; 203. a semi-permeable varnish layer;
301. a first straight portion; 302. a second straight portion; 303. a third straight portion; 304. a first bent portion; 305. a second bent portion; 306. a boss portion;
401. a fourth straight portion; 402. a fifth straight portion; 403. a sixth straight portion; 404. a third bent portion; 405. a fourth bent portion; 406. welding ribs;
501. a grid body; 502. a decorative member.
Detailed Description
This section will describe in detail embodiments of the invention, examples of which are illustrated in the accompanying drawings, in conjunction with fig. 1 to 5, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that if the terms "center", "middle", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc., are used in an orientation or positional relationship indicated based on the drawings, it is merely for convenience of description and simplicity of description, and it is not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore, is not to be considered as limiting the present invention. The features defined as "first" and "second" are used for distinguishing feature names rather than having special meanings, and further, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, an embodiment of the present invention provides a metal film light emitting grid, which includes a trim lamp assembly and a marker lamp assembly. The plurality of the trim lamp assemblies are arranged, and each trim lamp assembly works relatively independently, so that different brightness or colors are displayed, and a customer can set different patterns according to the requirement of the customer to perform personalized illumination. The decoration strip lamps are arranged according to a certain rule, so that the decoration strip lamps still have the function of beautifying the front end of the vehicle when not emitting light. It is understood that the marker lamp is used to illuminate the emblem, thereby highlighting the emblem in a dark environment.
As shown in fig. 3, the molding lamp assembly includes a first face mask 101, a first base, a first light source 102. The first face cover 101 is connected to the first base, the first face cover 101 and the first base enclose a first accommodating area, and the first light source 102 is located in the first accommodating area. The first light source 102 can emit light in the accommodating area, and the light passes through the first mask 101 and irradiates the outside of the trim lamp assemblies, so that the plurality of trim lamp assemblies illuminate and display personalized patterns. It will be appreciated that the light passing through the first face mask 101 can exhibit the visual properties of the surface material of the first face mask 101, making the displayed pattern more elegant and aesthetically pleasing.
Further, the surface of the first face mask 101 is covered with a primer layer 201, and the primer layer 201 includes a transparent UV primer. The primer layer 201 is covered with the metal film layer 202 on the surface, and the metal film layer 202 is covered on the primer layer 201 through a PVD process. In the process of the PVD process, electrons collide with argon atoms under the action of a magnetic field to accelerate the argon atoms to fly to a cathode target material, the target material is bombarded on the surface of the target material at high energy to sputter the target material, neutral metal atoms in sputtered particles are deposited on a base material to form a uniform film, the thickness of the film is 0.1-0.2 micrometer, uniform light transmission of a metal layer is facilitated, and the PVD process belongs to the physical vapor deposition principle. The surface of the metal film layer 202 is covered with a semi-transparent varnish layer 203, and each layered structure can transmit light.
Specifically, the transparent PC material and the milky color masterbatch are molded to form the transparent and translucent PC material with diffusion function on the substrate of the first face mask 101 according to a ratio of about 1. The light transmittance of the transparent UV primer is about 95%, the film thickness is controlled to be 10-20 micrometers, then a high-power high-pressure lamp is used for UV photocuring for 10-15 seconds, after the UV photocuring is completed, the UV photocuring is hung and transferred to a PVD process, the light transmittance of the metal film layer 202 is about 10%, the film thickness is 0.1-0.2 micrometers, and the light transmittance and the uniformity are ensured. The semi-transparent varnish layer 203 comprises semi-transparent varnish with a black color, the semi-transparent varnish is prepared by adding a black coloring agent in a certain proportion into the transparent varnish, a semi-transparent and light-transmitting state is formed, the light transmittance is about 60%, the film thickness is controlled to be 10-20 micrometers, and hot air drying is performed at a temperature of 75 ℃ for 40 minutes, so that the semi-finished product processing of the first face mask 101 is completed.
The first mask 101 includes a first flat portion 301, a second flat portion 302, a third flat portion 303, a first bending portion 304, and a second bending portion 305, wherein the first bending portion 304 is located between the first flat portion 301 and the second flat portion 302, and the second bending portion 305 is located between the first flat portion 301 and the third flat portion 303. It can be understood that the first flat portion 301 and the second flat portion 302 form an angle, and the first flat portion 301 and the third flat portion 303 form an angle, that is, a recess is formed on the surface of the first mask 101, so as to form a first receiving area with the first base.
The marker light assembly comprises a second face shield, a second base and a second light source. The second face guard is connected with the second base, the second face guard and the second base enclose a second containing area, and the second light source is located in the second containing area. The second light source can emit light rays in the accommodating area, and the light rays penetrate through the second face cover to irradiate the outside of the marker light assembly so as to highlight the car logo. It can be understood that the marker light assembly is formed into a corresponding shape according to the shape of the emblem.
Further, the surface of the second face mask is covered with a primer layer 201, and the primer layer 201 includes a transparent UV primer. The primer layer 201 is covered with the metal film layer 202 on the surface, and the metal film layer 202 is covered on the primer layer 201 through a PVD process. The surface of the metal film layer 202 is covered with a finish paint layer, and each layer structure can transmit light.
Specifically, the second mask base material is formed by adopting a transparent PC material, and the light transmittance is more than 90%; the light transmittance of the transparent UV primer is about 95%, and the film thickness is 10-20 microns; the thickness of the metal film layer 202 is about 0.1 to 0.2 microns, and the light transmittance is about 10%; the finish paint layer comprises UV finish paint, the UV finish paint is transparent, the light transmittance is 95%, and the film thickness is 15-25 micrometers.
The second mask also includes a first straight portion 301, a second straight portion 302, a third straight portion 303, a first bending portion 304, and a second bending portion 305, wherein the first bending portion 304 is located between the first straight portion 301 and the second straight portion 302, and the second bending portion 305 is located between the first straight portion 301 and the third straight portion 303. It will be appreciated that the first flat portion 301 and the second flat portion 302 are angled, and the first flat portion 301 and the third flat portion 303 are angled, i.e. the second mask surface forms a recess to form a second receiving area with the second base.
In some examples, the metal film layer 202 includes an aluminum film disposed on the first mask 101 by a magnetron sputter aluminum plating process, and the aluminum film is disposed on the second mask by a magnetron sputter aluminum plating process. Specifically, the first and second covers 101 and 101 are coated with silver metallic aluminum by using a plasma sputtering apparatus. The aluminum film can present metallic luster on the first face cover 101 and the second face cover, so that the metal film luminous grating is more exquisite and beautiful. Meanwhile, the aluminum film formed by the PVD coating has strong fading resistance in strong light, moist and common environments, so that the surface colors of the first face cover 101 and the second face cover are prevented from being gradually lightened, and the attractive degree is reduced. More importantly, the plasticity, the resistance and the durability of the aluminum film formed by the PVD coating are strong, and when the surfaces of the first face mask 101 and the second face mask are arranged to be in the bent arc shapes, the aluminum film can still be tightly attached, so that the influence of the paint removal condition on the attractiveness of a vehicle is avoided.
As shown in fig. 2, in some examples, each of the first and second bases includes a fourth straight portion 401, a fifth straight portion 402, a sixth straight portion 403, a third bending portion 404, and a fourth bending portion 405, the third bending portion 404 is located between the fourth straight portion 401 and the fifth straight portion 402, the fourth bending portion 405 is located between the fourth straight portion 401 and the sixth straight portion 403, the fourth straight portion 401 forms an angle with the fifth straight portion 402, and the fourth straight portion 401 forms an angle with the sixth straight portion 403, that is, a recess is formed on the first base and the second base so as to cooperate with the first and second covers 101 and 101 to allow the first light source 102 to be located in the first accommodation region and the second light source to be located in the second accommodation region. Specifically, the end of the second flat portion 302 abuts against the end of the fifth flat portion 402, and the end of the third flat portion 303 abuts against the end of the sixth flat portion 403, so as to ensure that the first mask 101 is tightly connected to the first base and the second mask is tightly connected to the second base.
In some examples, the base materials of the first base and the second base are made of white opaque ABS material, the inner side of the base does not need to be surface-treated, and the outer side of the base needs to be coated with high-gloss black paint.
In some examples, an end of the second flat portion 302 is provided with a first step structure, and an end of the fifth flat portion 402 is provided with a second step structure, the first and second step structures being snapped into each other. The end of the third straight portion 303 is provided with a first step structure, the end of the sixth straight portion 403 is provided with a second step structure, and the first step structure and the second step structure are mutually clamped. Thereby guarantee the joint strength between first face guard 101 and the first base, be convenient for form the first holding region of relative confined, guarantee the joint strength between second face guard and the second base simultaneously, be convenient for form the second holding region of relative confined.
In some examples, a welding rib 406 is disposed between the first step structure and the second step structure, and the first step structure is connected with the corresponding second step structure by ultrasonic welding, so as to further ensure the connection stability.
As shown in fig. 4, the metal film luminescent grill further includes a grill body 501, the grill body 501 includes a plurality of grill units, each grill unit is arranged in parallel, a gap is arranged between adjacent grill units, the grill body 501 is opaque, light can pass through the grill body 501 from the gap, and through setting different shapes of the gap, the surface of the metal film luminescent grill forms a luminescent personalized pattern. Further, the grille body 501 can cover the front end of the vehicle with the molding light assembly between the grille body 501 and the front end of the vehicle. It can be understood that each grid unit corresponds to one molding strip lamp assembly, so that the light transmitted in each gap can independently show color and brightness, and the diversity of graphic transformation is further improved.
Specifically, the grating body 501 is made of an ABS material, the material drying temperature is 80 ℃, and the material drying time is 4 hours. In the molding process, the processing was carried out under the conditions of 2000 tons, a molding pressure of 95ba and a molding time of 75 seconds. After the molding, the surface needs to be coated with car body color finish paint and transparent varnish, and finally hot air drying is carried out at the temperature of 75 ℃ for 40 minutes, so that the semi-finished product processing of the grid body 501 is completed.
In some examples, the surface of the second bent portion 305 is provided with a protruding portion 306, the protruding portion 306 abuts against the edge of the grid unit, and meanwhile, the protruding portion 306 is located in the gap, so that light can pass through the gap conveniently on the basis of fixing the trim light assembly.
As shown in fig. 5, the metal film light-emitting grille further includes a decorative member 502, the decorative member 502 abuts against the grille body 501, and the emblem assembly is fixedly disposed on the decorative member 502. Specifically, the marker light assembly is ultrasonically sealed and affixed using fasteners to attach the marker light assembly to the trim component 502.
In some examples, the molding light assembly further includes a printed circuit board 103, the marker light assembly also includes the printed circuit board 103, the printed circuit board 103 is located in the first accommodation region and the second accommodation region, the first light source 102 and the second light source are disposed on the printed circuit board 103, and since the molding light assembly needs to adapt to the specific shape of the gap, the middle portion of the molding light assembly is provided with a bent portion as required, it can be understood that the shape of the printed circuit board 103 is approximately the same as the shape of the molding light assembly, and it is ensured that the printed circuit board 103 can adapt to the first accommodation region and the second accommodation region. Furthermore, the printed circuit board 103 is connected with the corresponding first base or second base, the printed circuit board 103 is welded with the first base or second base, and meanwhile, the printed circuit board 103 is further connected in a reinforcing mode through a fastener, so that the printed circuit board 103 is prevented from shaking in the first accommodating area or the second accommodating area.
In some examples, the metal film light emitting grid further comprises a controller electrically connected to each printed circuit board 103, respectively, to control the operation state of the first light source 102 and the second light source. Specifically, the controller includes a single chip microcomputer, and the single chip microcomputer CAN receive a CAN signal, thereby controlling the first light source 102 and the second light source. Specifically, in a non-driving state after the vehicle is started, the first light source 102 and the second light source are turned on, and in a driving state, after the single chip microcomputer receives a CAN signal, the first light source 102 and the second light source are turned off by itself. Because the trim lamp subassembly is provided with a plurality ofly, the singlechip can control each trim lamp subassembly and wholly form light effect such as twinkling, flowing water, breathing, constantly bright, promotes the effect of individualized show.
In the description of the present specification, reference to the terms "one embodiment," "some examples," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples" or the like, if any, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While the embodiments of the present invention have been described in detail with reference to the drawings, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (10)
1. A metal film light grid, comprising:
the decoration strip lamp assembly comprises a first face cover, a first base and a first light source, wherein the first face cover is connected with the first base, the first light source is located in an area defined by the first face cover and the first base, a priming paint layer covers the surface of the first face cover, a metal film layer covers the surface of the priming paint layer, a semi-permeable varnish layer covers the surface of the metal film layer, the first face cover comprises a first straight portion, a second straight portion, a third straight portion, a first bent portion and a second bent portion, the first bent portion is located between the first straight portion and the second straight portion, the second bent portion is located between the first straight portion and the third straight portion, the first straight portion and the second straight portion form an angle, and the first straight portion and the third straight portion form an angle;
the marker light assembly comprises a second face cover, a second base and a second light source, the second face cover is connected with the second base, the second light source is located in an area defined by the second face cover and the second base, a primer layer covers the surface of the second face cover, a metal film layer covers the surface of the primer layer, a finish paint layer covers the surface of the metal film layer, the second face cover comprises a first straight portion, a second straight portion, a third straight portion, a first bent portion and a second bent portion, the first bent portion is located between the first straight portion and the second straight portion, and the second bent portion is located between the first straight portion and the third straight portion;
wherein, the metal film layer is covered on the primer layer through a PVD process.
2. The metal film light grid as recited in claim 1, wherein the first base and the second base each comprise a fourth straight portion, a fifth straight portion, a sixth straight portion, a third bend portion, a fourth bend portion, the third bend portion being between the fourth straight portion and the fifth straight portion, the fourth bend portion being between the fourth straight portion and the sixth straight portion, the fourth straight portion being at an angle to the fifth straight portion, the fourth straight portion being at an angle to the sixth straight portion, an end of the second straight portion abutting an end of the fifth straight portion, an end of the third straight portion abutting an end of the sixth straight portion.
3. The metal film light grid according to claim 2, wherein the end of the second straight portion is provided with a first step structure, the end of the third straight portion is provided with a first step structure, the end of the fifth straight portion is provided with a second step structure, and the end of the sixth straight portion is provided with a second step structure, and two first step structures are respectively engaged with two second step structures.
4. The metal film luminescent grid according to claim 3, wherein a welding rib is disposed between the first step structure and the second step structure, and the first step structure and the second step structure are connected by ultrasonic welding.
5. The metal film grill of claim 1, further comprising a grill body, wherein the grill body comprises a plurality of grill units, each grill unit is juxtaposed, a gap is provided between adjacent grill units, the grill body is capable of covering a front end of a vehicle, and the molding light assembly is positioned between the grill body and the front end of the vehicle.
6. The metal film luminescent grid according to claim 5, wherein the surface of the second bent portion is provided with a protrusion abutting against an edge of the grid unit, the protrusion being located within the slit.
7. The metal film grill of claim 5 further comprising a decorative member abutting the grill body, the marker light assembly being disposed on the decorative member.
8. The metal film light emitting grid according to claim 1, wherein the metal film layer comprises an aluminum film, the aluminum film is disposed on the first mask by a magnetron sputtering aluminum plating process, and the aluminum film is disposed on the second mask by a magnetron sputtering aluminum plating process.
9. The metal film luminescent grid according to claim 1, wherein the first mask is made of a PC material and the second mask is made of a PC material.
10. The metal film luminescent grid according to claim 1, wherein the first base is made of ABS material, the first base outer surface being provided with a high gloss paint layer; the second base is made of ABS materials, and a high-gloss paint layer is arranged on the outer surface of the second base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211369398.7A CN115891628A (en) | 2022-11-03 | 2022-11-03 | Metal film luminous grid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211369398.7A CN115891628A (en) | 2022-11-03 | 2022-11-03 | Metal film luminous grid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115891628A true CN115891628A (en) | 2023-04-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211369398.7A Pending CN115891628A (en) | 2022-11-03 | 2022-11-03 | Metal film luminous grid |
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| Country | Link |
|---|---|
| CN (1) | CN115891628A (en) |
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2022
- 2022-11-03 CN CN202211369398.7A patent/CN115891628A/en active Pending
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