CN216861180U - Vehicle-mounted duplex screen - Google Patents
Vehicle-mounted duplex screen Download PDFInfo
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- CN216861180U CN216861180U CN202123349084.4U CN202123349084U CN216861180U CN 216861180 U CN216861180 U CN 216861180U CN 202123349084 U CN202123349084 U CN 202123349084U CN 216861180 U CN216861180 U CN 216861180U
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Abstract
The utility model provides a novel vehicle-mounted duplex screen, which comprises: the cover plate glass, the instrument display screen, the central control display screen, the touch screen, the middle frame, the instrument circuit board, the central control circuit board, the decorative cover and the integrated rear cover. The cover plate glass is optically bonded with the instrument display screen, the central control display screen and the touch screen through the optical bonding glue to form a bonded assembly. The assembly is fixedly connected with the middle frame through an adhesive tape consisting of polyacrylate. The instrument circuit board and the central control circuit board are fixed on the back of the middle frame through fasteners. The decorative cover and the integrated rear cover are fixed on the middle frame through plastic buckling positions and screws. The integrated rear cover comprises a rear cover body, a first radiating fin and a second radiating fin, wherein the back surface of the rear cover body is provided with a first concave part and a second concave part, the first radiating fin is arranged in the first concave part, and the second radiating fin is arranged in the second concave part; the rear cover body, the first radiating fins and the second radiating fins are integrally formed through metal die casting.
Description
Technical Field
The utility model relates to a vehicle-mounted duplex screen, in particular to a device for integrating an instrument screen and a central control screen.
Background
The instruments of different automobile instrument panels are different, but the conventional instruments of the common automobile comprise a speedometer, a tachometer, an engine oil pressure gauge, a water temperature gauge, a fuel gauge, a charging gauge and the like. In modern automobiles, automobile instruments also need to be provided with voltage stabilizers which are specially used for stabilizing the voltage of an instrument power supply and inhibiting the fluctuation amplitude so as to ensure the accuracy of the automobile instruments. In addition, most of the instruments are displayed by sensors, and the sensing device changes its resistance value according to the state change of the object, and is expressed by the instrument. The most prominent in the dashboard is the speedometer, which represents the speed of the car in km/h (kilometers per hour). The speedometer is actually composed of two meters, one is the speedometer and the other is the odometer. The high-grade vehicle generally uses a liquid crystal screen as a display screen, and the low-grade vehicle generally uses a code breaking screen as a display screen.
The central control entertainment systems of different automobiles are different, and a small number of automobiles are only provided with functions of a radio, an automobile telephone, simple vehicle control and the like and are matched with a small-size code breaking screen for display. The automobile display screen has the defects of low display precision, less content, less color and the like due to the limitation to the low end of a broken code screen, and at present, common automobiles are provided with a liquid crystal screen for displaying, and the size of the common automobiles is about 7 inches and 8 inches, and high-grade automobiles are even provided with 12.3 inches and 14.6 inches large screens. The central control entertainment system is matched with a customized and developed vehicle-mounted operating system, and high-level functions such as audio-video entertainment, navigation, vehicle control and the like can be realized.
At present, a combination instrument and a central control entertainment system in the market are generally developed into two independent parts, and two completely different hardware and software schemes are adopted. For example, FIG. 1 illustrates a conventional combination meter 10 and radio entertainment system 12 arrangement.
In recent years, with the development of technologies, one-machine multi-screen technology, one-machine multi-linkage technology and the like are mature, and the innovation speed of vehicle-mounted screens, automobile chips and artificial intelligence is faster and faster. The market has appeared that the combination instrument and the central control entertainment system are combined into a whole, and the instrument and the central control entertainment system adopt the color liquid crystal screen and are integrated on one part, which is called as a duplex screen in the industry. The screen size also grew from 8 and 9 inches to the current popular high brightness, high gamut, high contrast 10.25 and 12.3 inches. The functions also develop advanced functions such as audio-visual entertainment, navigation and AI intelligence functions from a single radio, simple vehicle control and legislative icon display.
When a display screen with higher brightness is adopted, a chip with higher processing speed and more applications are loaded, the problems of larger power consumption and higher heat productivity are brought, and how to ensure the structure to be stable and solve the heat dissipation problem well on the premise of not increasing the part volume and increasing more cost is the problem that automobile engineers must solve.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems of heat dissipation and stability, the utility model provides a novel vehicle-mounted duplex screen.
The on-vehicle pair of screen includes: the cover plate glass, the instrument display screen, the central control display screen, the touch screen, the middle frame, the instrument circuit board, the central control circuit board, the decorative cover and the integrated rear cover.
The cover plate glass is optically bonded with the instrument display screen, the central control display screen and the touch screen through optical bonding glue to form a bonded assembly.
The assembly is fixedly connected with the middle frame through an adhesive tape consisting of polyacrylate.
The instrument circuit board and the central control circuit board are fixed on the back of the middle frame through fasteners.
The decorative cover and the integrated rear cover are fixed on the middle frame through plastic buckling positions and screws.
The integrated rear cover comprises a rear cover body, a first radiating fin and a second radiating fin, wherein the back surface of the rear cover body is provided with a first concave part and a second concave part, the first radiating fin is arranged in the first concave part, and the second radiating fin is arranged in the second concave part; the rear cover body, the first radiating fins and the second radiating fins are integrally formed through metal die casting.
In one embodiment, the vehicle-mounted duplex screen further comprises a flexible flat cable connecting the meter circuit board and the meter display screen.
In one embodiment, one side of the integrated rear cover is provided with a plurality of fixing hole positions, and the other side of the integrated rear cover is provided with a plurality of mounting claws.
In one embodiment, the first heat radiating fin and the second heat radiating fin are respectively located on both sides of one of the plurality of mounting claws.
In one embodiment, the material of the integral back cover is aluminum alloy ADC 12.
In one embodiment, the adhesive tape comprised of polyacrylate is a 3M VHB adhesive tape.
In one embodiment, the number of the plurality of fixing hole positions is three; the number of the plurality of mounting claws is three.
In the vehicle-mounted duplex screen, the cover plate glass, the instrument display screen, the central control display screen and the touch screen are optically attached, in addition, the rear cover mounting structure and the radiating fins are combined on one piece, a metal die casting process is adopted, and the aluminum alloy ADC12 is used as a material, so that the heat dissipation problem is solved, the mounting strength is ensured, the structure is compact, the number of dies is small, the strength is high, and the cost is low.
Drawings
The foregoing summary, as well as the following detailed description of the utility model, will be better understood when read in conjunction with the appended drawings. It is to be noted that the figures are only intended as examples of the claimed invention. In the drawings, like reference characters designate the same or similar elements.
FIG. 1 illustrates a conventional combination meter and radio entertainment system arrangement;
FIG. 2 shows a schematic diagram of an onboard duplex screen according to an embodiment of the utility model;
FIG. 3 illustrates a component exploded view of a vehicle-mounted duplex screen according to an embodiment of the present invention;
FIG. 4 illustrates a schematic view of an integrated rear cover according to an embodiment of the present invention;
FIG. 5 illustrates a front view of an integrated rear cover according to an embodiment of the present invention;
FIG. 6 illustrates a back view of an integrated rear cover according to an embodiment of the present invention;
FIGS. 7A-7C illustrate various views and dimensions of a one-piece rear cover according to one embodiment of the present invention;
fig. 8 illustrates a mounting structure of an integrated rear cover according to an embodiment of the present invention.
Detailed Description
The detailed features and advantages of the present invention are described in detail in the detailed description which follows, and will be sufficient for anyone skilled in the art to understand the technical content of the present invention and to implement the present invention, and the related objects and advantages of the present invention will be easily understood by those skilled in the art from the description, claims and drawings disclosed in the present specification.
The instruments of different automobile instrument panels are different, but the conventional instruments of the common automobile comprise a speedometer, a tachometer, an engine oil pressure gauge, a water temperature gauge, a fuel gauge, a charging gauge and the like. In modern automobiles, automobile instruments also need to be provided with voltage stabilizers which are specially used for stabilizing the voltage of an instrument power supply and inhibiting the fluctuation amplitude so as to ensure the accuracy of the automobile instruments. In addition, most of the instruments are displayed by sensors, and the sensing device changes its resistance value according to the state change of the object, and is expressed by the instrument. The most prominent in the dashboard is the speedometer, which represents the speed of the car in km/h (kilometers per hour). The speedometer is actually composed of two meters, one is the speedometer and the other is the odometer. High-grade vehicles generally use liquid crystal screens as display screens, and low-grade vehicles generally use code breaking screens as display screens.
The central control entertainment systems of different automobiles are different, and a small number of automobiles are only provided with functions of a radio, an automobile telephone, simple vehicle control and the like and are matched with a small-size code breaking screen for display. The automobile display screen has the defects of low display precision, less content, less color and the like due to the limitation to the low end of a broken code screen, and at present, common automobiles are provided with a liquid crystal screen for displaying, and the size of the common automobiles is about 7 inches and 8 inches, and high-grade automobiles are even provided with 12.3 inches and 14.6 inches large screens. The central control entertainment system is matched with a customized and developed vehicle-mounted operating system, and high-level functions such as audio-video entertainment, navigation, vehicle control and the like can be realized.
At present, a combination instrument and a central control entertainment system in the market are generally developed into two independent parts, and two sets of completely different hardware and software schemes are adopted.
In recent years, with the development of technologies, one-machine multi-screen technology, one-machine multi-linkage technology and the like are mature, and the innovation speed of vehicle-mounted screens, automobile chips and artificial intelligence is faster and faster. The market has appeared that the combination instrument and the central control entertainment system are combined into a whole, and the instrument and the central control entertainment system adopt the color liquid crystal screen and are integrated on one part, which is called as a duplex screen in the industry. The screen size also grew from 8 and 9 inches to the current popular high brightness, high gamut, high contrast 10.25 and 12.3 inches. Advanced functions such as audio-visual entertainment, navigation and AI intelligence functions are developed from a single radio, simple vehicle control and rule icon display.
When a display screen with higher brightness is adopted, after chips with higher processing speed and more applications are loaded, the problems of larger power consumption and higher heat productivity are brought, the stability of the structure can be ensured on the premise of not increasing the part volume and increasing more cost, and the problem that heat dissipation needs to be solved by automobile engineers can be well solved.
The utility model provides a vehicle-mounted duplex screen, and particularly relates to a device for integrating an instrument screen and a central control screen, which emphasizes on solving the problems of heat dissipation and installation.
Fig. 2 shows a schematic diagram of a vehicle-mounted duplex screen according to an embodiment of the utility model. The reference numeral 13 of figure 2 is the instrument display screen, and the reference numeral 14 is the central control entertainment display screen, and the two are made into a whole, and structurally, the integral control entertainment display screen is a part, and the design has the advantages of concise appearance and attractive appearance.
Fig. 3 shows a component exploded view of a vehicle-mounted duplex screen according to an embodiment of the present invention. The vehicle-mounted duplex screen comprises cover plate glass 1, VHB glue 2, an instrument display screen 3, a central control display screen 4, a touch screen 5, a middle frame 6, an FFC (flexible flat cable) 7, an instrument circuit board 8, a central control circuit board 9, a decorative cover 10 and an integrated rear cover 11.
The cover plate glass 1 is optically bonded with the instrument display screen 3, the central control display screen 4 and the touch screen 5 through optical adhesive (OCA) to form a bonded assembly. The optical full-lamination technology of the display screen has many advantages, the advantages enhance the performance of the interactive touch screen and can meet wider application requirements, and meanwhile, the adoption of optical lamination between the glass of the screen has various advantages of durability improvement, excellent viewing experience, touch experience improvement, complete dust and moisture prevention, display screen weight reduction and the like.
The assembly of the cover plate glass 1 after optical bonding with the instrument display screen 3, the central control display screen 4 and the touch screen 5 through the OCA glue is fixed with the middle frame 6 through the adhesive tape 2 composed of polyacrylate.
In one embodiment, the tape 2 of the present invention is a 3M VHB tape, model 3M4609, and the chemical structure analysis shows that the VHB tape is composed of polyacrylate, the main chain of the polyacrylate is C-C bond, the main chain of the C-C single bond has strong resistance to damage by heat, ultraviolet rays and chemical agents, and the VHB tape isTMThe adhesive tape is a polyacrylate double-sided foam adhesive tape produced by 3M adopting a unique solvent-free manufacturing technology, the foam core material and the adhesive on the surface layer are all formed by polyacrylate viscoelastic bodies, the adhesive is not coated on the two sides of the foam core material, and the adhesive is also VHBTMThe adhesive tape product is different from the common foam adhesive tape in the greatest extent and can be visually called as solid glue. The special structure endows the adhesive tape with special overall viscoelasticity, and the adhesive tape can effectively dissipate the stress in the adhesive joint through the mechanical relaxation of the adhesive tape, thereby effectively protecting the adhesive line. VHBTMThe foam core of the adhesive tape is a full-closed pore structure with 100 percent, and water and air can not pass through the full-closed pore structure. Therefore, the utility model has good adhesive effect.
The meter circuit board 8 and the central control circuit board 9 are fixed to the back of the middle frame by fasteners (e.g., screws).
The decoration cover 10 and the integrated rear cover 11 are fixed on the middle frame through plastic buckling positions and screws.
An FFC flat cable (flexible flat cable) 7 connects the meter circuit board 8 and the meter display screen 3.
Fig. 4 shows a schematic view of an integrated rear cover according to an embodiment of the present invention. Fig. 5 illustrates a front view of an integrated rear cover according to an embodiment of the present invention. Fig. 6 illustrates a back view of an integrated rear cover according to an embodiment of the present invention. The integrated rear cover of the present invention includes a rear cover body, a first heat sink 601 and a second heat sink 602, wherein the rear surface of the rear cover body has a first recess in which the first heat sink 601 is disposed and a second recess in which the second heat sink 602 is disposed. The rear cover body, the first radiating fin and the second radiating fin are integrally formed through a metal die-casting process.
The integrated rear cover combines the rear cover body and the radiating fins into one piece, adopts a metal die-casting process, adopts the aluminum alloy ADC12 as a material, solves the radiating problem, ensures the installation strength, and has the advantages of compact structure, few molds, high strength and low cost.
Specifically, the integrated rear cover of the utility model is made of ADC12, ADC12 is a Japanese brand, also called No. 12 aluminum material, Al-Si-Cu alloy, is die-cast aluminum alloy, is suitable for cylinder cover caps, sensor supports, cylinder bodies and the like, has very good strength, and has the execution standard of: JIS H5302 and 2006 "aluminum alloy die casting". ADC12 is equivalent to alloy code YL113 made in China, alloy code YZALSI11Cu3, and execution standard GB/T15115-. Alloy designation in the united states is 384, with the performance criteria being: ASTM B85-03 Standard Specification for Aluminum-Alloy Die Castings (and possibly newer versions than ASTM B85-03). ADC12 contains the balance of aluminum (Al), 1.5-3.5 of copper (Cu), 9.6-12.0 of silicon (Si), less than or equal to 0.3 of magnesium (Mg), less than or equal to 1.0 of zinc (Zn), less than or equal to 1.3 of iron (Fe), less than or equal to 0.5 of manganese (Mn), less than or equal to 0.5 of nickel (Ni), less than or equal to 0.2 of tin (Sn), less than or equal to 200ppm of calcium (Ca), less than or equal to 0.1 of lead (Pb) and less than or equal to 0.005 of cadmium (Cd). The ADC12 aluminum alloy has very good thermal conductivity (about 96W/m.K), and is used as a heat dissipation material to have very good effect.
Fig. 7A-7C show stylistic and dimensional views, in millimeters, of an integral rear cover, according to one embodiment of the present invention.
Fig. 8 illustrates a mounting structure of an integrated rear cover according to an embodiment of the present invention. The one-piece rear cover is provided with a plurality of fixing hole sites (e.g., 6-1, 6-2, 6-3) at one side and a plurality of mounting jaws (e.g., 7-1, 7-2, 7-3) at the other side. The first and second heat radiating fins are respectively located on both sides of one of the plurality of mounting claws. When in installation, the three installation clamping jaws, such as 7-1, 7-2 and 7-3, are firstly inserted into the corresponding positions of the instrument, and then three screws are locked, so that the fixation is very stable and reliable.
The utility model provides a novel vehicle-mounted duplex screen.
The on-vehicle duplex screen includes: the cover plate glass, the instrument display screen, the central control display screen, the touch screen, the middle frame, the instrument circuit board, the central control circuit board, the decorative cover and the integrated rear cover.
The cover plate glass is optically bonded with the instrument display screen, the central control display screen and the touch screen through optical bonding glue to form a bonded assembly.
The assembly is fixedly connected with the middle frame through an adhesive tape consisting of polyacrylate.
The instrument circuit board and the central control circuit board are fixed on the back of the middle frame through fasteners.
The decorative cover and the integrated rear cover are fixed on the middle frame through plastic buckling positions and screws.
The integrated rear cover comprises a rear cover body, a first radiating fin and a second radiating fin, wherein the back surface of the rear cover body is provided with a first concave part and a second concave part, the first radiating fin is arranged in the first concave part, and the second radiating fin is arranged in the second concave part; the rear cover body, the first radiating fins and the second radiating fins are integrally formed through metal die casting.
In one embodiment, the vehicle-mounted duplex screen further comprises a flexible flat cable connecting the meter circuit board and the meter display screen.
In one embodiment, one side of the integrated rear cover is provided with a plurality of fixing hole positions, and the other side of the integrated rear cover is provided with a plurality of mounting claws.
In one embodiment, the first heat radiating fin and the second heat radiating fin are respectively located on both sides of one of the plurality of mounting claws.
In one embodiment, the material of the integral back cover is aluminum alloy ADC 12.
In one embodiment, the adhesive tape comprised of polyacrylate is a 3M VHB adhesive tape.
In one embodiment, the number of the plurality of fixing hole positions is three; the number of the plurality of mounting claws is three.
In the vehicle-mounted duplex screen, the cover plate glass, the instrument display screen, the central control display screen and the touch screen are optically attached, in addition, the rear cover mounting structure and the radiating fins are combined on one piece, a metal die casting process is adopted, and the aluminum alloy ADC12 is used as a material, so that the heat dissipation problem is solved, the mounting strength is ensured, the structure is compact, the number of dies is small, the strength is high, and the cost is low.
The terms and expressions which have been employed herein are used as terms of description and not of limitation. The use of such terms and expressions is not intended to exclude any equivalents of the features shown and described (or portions thereof), and it is recognized that various modifications may be made within the scope of the claims. Other modifications, variations, and alternatives are also possible. Accordingly, the claims should be looked to in order to cover all such equivalents.
As used in this application and the appended claims, the terms "a," "an," "the," and/or "the" are not intended to be inclusive in the singular, but rather are intended to be inclusive in the plural unless the context clearly dictates otherwise. In general, the terms "comprises" and "comprising" are intended to cover only the explicitly identified steps or elements as not constituting an exclusive list and that the method or apparatus may comprise further steps or elements.
Also, this application uses specific language to describe embodiments of the application. Reference to "one embodiment," "an embodiment," and/or "some embodiments" means a feature, structure, or characteristic described in connection with at least one embodiment of the application. Therefore, it is emphasized and should be appreciated that two or more references to "an embodiment" or "one embodiment" or "an alternative embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, some features, structures, or characteristics of one or more embodiments of the present application may be combined as appropriate.
Numerals describing the number of components, attributes, etc. are used in some embodiments, it being understood that such numerals used in the description of the embodiments are modified in some instances by the use of the modifier "about", "approximately" or "substantially". Unless otherwise indicated, "about", "approximately" or "substantially" indicates that the number allows a variation of ± 20%. Accordingly, in some embodiments, the numerical parameters used in the specification and claims are approximations that may vary depending upon the desired properties of the individual embodiments. In some embodiments, the numerical parameter should take into account the specified significant digits and employ a general digit preserving approach. Notwithstanding that the numerical ranges and parameters setting forth the broad scope of the range are approximations, in the specific examples, such numerical values are set forth as precisely as possible within the scope of the application.
Similarly, it should be noted that in the preceding description of embodiments of the present application, various features are sometimes grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the disclosure and aiding in the understanding of one or more of the embodiments. This method of disclosure, however, is not intended to imply that more features are required than are expressly recited in the claims. Indeed, the embodiments may be characterized as having less than all of the features of a single embodiment disclosed above.
Also, it should be noted that although the present invention has been described with reference to the current specific embodiments, it should be understood by those skilled in the art that the above embodiments are merely illustrative of the present invention, and various equivalent changes or substitutions may be made without departing from the spirit of the present invention, and therefore, it is intended that all changes and modifications to the above embodiments be included within the scope of the claims of the present application.
Claims (7)
1. The utility model provides a vehicle-mounted duplex screen which characterized in that, vehicle-mounted duplex screen includes:
the instrument display screen is arranged on the center control circuit board;
the cover plate glass is optically bonded with the instrument display screen, the central control display screen and the touch screen through optical bonding glue to form a bonded assembly;
the assembly is fixedly connected with the middle frame through an adhesive tape consisting of polyacrylate;
the instrument circuit board and the central control circuit board are fixed on the back of the middle frame through fasteners;
the decorative cover and the integrated rear cover are fixed on the middle frame through plastic buckling positions and screws;
the integrated rear cover comprises a rear cover body, a first radiating fin and a second radiating fin, wherein the back surface of the rear cover body is provided with a first concave part and a second concave part, the first radiating fin is arranged in the first concave part, and the second radiating fin is arranged in the second concave part; the rear cover body, the first radiating fins and the second radiating fins are integrally formed through metal die casting.
2. The vehicle mount duplex screen of claim 1, further comprising a flexible flat cable connecting the meter circuit board and the meter display screen.
3. The vehicle-mounted duplex screen of claim 1, wherein one side of the integrated rear cover is provided with a plurality of fixing hole positions, and the other side is provided with a plurality of mounting claws.
4. The vehicular duplex screen of claim 3, wherein the first and second heat radiating fins are located on both sides of one of the plurality of mounting claws, respectively.
5. The vehicle duplex screen of claim 1, wherein the material of the integrated rear cover is aluminum alloy ADC 12.
6. The vehicular duplex screen of claim 1, wherein the adhesive tape comprised of polyacrylate is a 3M VHB adhesive tape.
7. The vehicle-mounted duplex screen of claim 3, wherein the number of the plurality of fixing hole sites is three; the number of the plurality of mounting claws is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123349084.4U CN216861180U (en) | 2021-12-28 | 2021-12-28 | Vehicle-mounted duplex screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123349084.4U CN216861180U (en) | 2021-12-28 | 2021-12-28 | Vehicle-mounted duplex screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216861180U true CN216861180U (en) | 2022-07-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123349084.4U Active CN216861180U (en) | 2021-12-28 | 2021-12-28 | Vehicle-mounted duplex screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216861180U (en) |
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2021
- 2021-12-28 CN CN202123349084.4U patent/CN216861180U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 314500 988 Tong Tong Road, Wu Tong Street, Tongxiang, Jiaxing, Zhejiang Patentee after: United New Energy Automobile Co.,Ltd. Address before: 314500 988 Tong Tong Road, Wu Tong Street, Tongxiang, Jiaxing, Zhejiang Patentee before: Hozon New Energy Automobile Co., Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A car mounted dual screen Granted publication date: 20220701 Pledgee: Tongxiang Science and Technology Entrepreneurship Service Center Co.,Ltd. Pledgor: United New Energy Automobile Co.,Ltd. Registration number: Y2024330000709 |