CN211968900U - Electronic device, inkjet printing apparatus, and inkjet printing system - Google Patents
Electronic device, inkjet printing apparatus, and inkjet printing system Download PDFInfo
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- CN211968900U CN211968900U CN201921458616.8U CN201921458616U CN211968900U CN 211968900 U CN211968900 U CN 211968900U CN 201921458616 U CN201921458616 U CN 201921458616U CN 211968900 U CN211968900 U CN 211968900U
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Abstract
The embodiment of the application discloses electronic equipment, inkjet printing device and inkjet printing system, electronic equipment includes: the utility model provides a visual effect that electronic equipment's side is arranged to the side along the first direction, the middle frame structure, the side of middle frame surface as electronic equipment of middle frame structure, the at least part on middle frame surface demonstrates the visual effect of arranging the gradual change to at least one colour along the first direction, so that at least part of electronic equipment's side demonstrates the visual effect of arranging the gradual change to at least one colour along the first direction, solves the single problem of electronic equipment side colour satisfies people to the outward appearance demand of electronic equipment side.
Description
Technical Field
The present application relates to the field of electronic technologies, and in particular, to an electronic device, an inkjet printing apparatus, and an inkjet printing system.
Background
Along with the development of electronic technology, the application of electronic equipment is more and more extensive, has gradually become the indispensable instrument of people's daily work and life, but, the side colour of current electronic equipment is comparatively single, is difficult to satisfy people to the outward appearance demand of electronic equipment side.
SUMMERY OF THE UTILITY MODEL
An embodiment of the present application provides an electronic device, which includes:
the electronic device comprises a middle frame structure body, wherein a middle frame surface of the middle frame structure body serves as a side face of the electronic device, and at least part of the middle frame surface presents a gradual change visual effect aiming at least one color and arranged along a first direction.
Optionally, the first direction is parallel to the surface of the electronic device with the display output area, or the first direction is perpendicular to the surface of the electronic device with the display output area, or an included angle between the first direction and the surface of the electronic device with the display output area is an acute angle.
Optionally, the middle frame surface has a plurality of area blocks, and each area block area in the plurality of area blocks presents a gradual visual effect of at least one color.
Optionally, the visual effect of the gradual change of the at least one color is a gradually changing visual effect of a color parameter of the first color, wherein the color parameter includes: at least one of lightness, hue, and saturation.
Optionally, the visual effect of the gradual change of the at least one color is a changing visual effect of a transition from the first color to the second color.
Optionally, an overlapping area is provided between two adjacent area blocks of the plurality of area blocks, and the color of the part of the two adjacent area blocks located in the overlapping area is the same.
Optionally, the middle frame structure has a three-dimensional shape, and the visual effect of gradual change for at least one color arranged along the first direction and presented by at least part of the middle frame surface is formed by an inkjet printing process.
An embodiment of the present application further provides an inkjet printing apparatus, including:
the ink jet printing device comprises a main body element, a moving element connected with the main body element and an ink jet printing element connected with the moving element, wherein the main body element is used for responding to a control command and generating a moving command and an ink jet command; the moving element responds to the moving instruction to move the ink jetting position of the ink jetting printing element; the ink jet printing element responds to the ink jet instruction, and forms a visual effect of arranging gradation for at least one color along a first direction on at least one part of the surface of the middle frame structure of the electronic equipment.
Optionally, the moving element is a manipulator; the minimum printing width of the ink jet printing element is 0.07 mm; the minimum print thickness of the inkjet printing element is 8 μm; the accuracy of the printing position of the ink jet printing element is +/-0.2 mm.
An embodiment of the present application further provides an inkjet printing system, including: the control device is used for generating a control instruction based on a printing instruction, and the ink-jet printing device is used for responding to the control instruction to form a visual effect of arranging gradual change for at least one color along a first direction on the surface of a middle frame structure body of the electronic equipment;
wherein the inkjet printing apparatus includes: the ink jet printing device comprises a main body element, a moving element connected with the main body element and an ink jet printing element connected with the moving element, wherein the main body element is used for responding to a control command and generating a moving command and an ink jet command; the moving element responds to the moving instruction to move the ink jetting position of the ink jetting printing element; the ink jet printing element responds to the ink jet instruction, and forms a visual effect of arranging gradation for at least one color along a first direction on at least one part of the surface of the middle frame structure of the electronic equipment.
Compared with the prior art, the technical scheme has the following advantages:
the electronic equipment that this application embodiment provided includes the center structure, the at least part on center surface demonstrates along the first direction and arranges the visual effect to the gradual change of at least a kind of colour, so that the at least part of the side of electronic equipment demonstrates along the first direction arranges the visual effect to the gradual change of at least a kind of colour, solves the comparatively single problem of electronic equipment side colour satisfies people right the outward appearance demand of electronic equipment side.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an electronic device according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of a middle frame structure in an electronic device according to an embodiment of the present application;
FIG. 3 is a schematic diagram of an inkjet printing apparatus according to an embodiment of the present application;
FIG. 4 is a schematic perspective view of an inkjet printing apparatus according to an embodiment of the present disclosure;
FIG. 5 is a schematic block diagram of an inkjet printing system according to one embodiment of the present application;
fig. 6 is a schematic perspective view of an inkjet printing system according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, but the present application may be practiced in other ways than those described herein, and it will be apparent to those of ordinary skill in the art that the present application is not limited to the specific embodiments disclosed below.
As described in the background section, the side of the existing electronic device has a single color, which is difficult to satisfy the appearance requirement of people for the side of the electronic device.
In view of this, the present application provides an electronic device, as shown in fig. 1, including a middle frame structure, as shown in fig. 2, having a middle frame surface as a side surface of the electronic device, where at least a portion of the middle frame surface exhibits a visual effect of arranging gradations for at least one color along a first direction.
In the embodiment of the present application, the middle frame surface of the middle frame structure is an outer surface of the middle frame structure, that is, a surface that can be viewed and touched by a user after being used as a side surface of the electronic device.
Optionally, in an embodiment of the present application, the visual effect that at least part of the surface of the middle frame presents the gradual change for at least one color arranged along the first direction may present the visual effect that the part of the surface of the middle frame presents the gradual change for at least one color arranged along the first direction, that is, a local area of the surface of the middle frame presents the visual effect that the part of the surface of the middle frame presents the gradual change for at least one color arranged along the first direction, or may present the visual effect that the whole surface of the middle frame presents the gradual change for at least one color arranged along the first direction, that is, all the outer surface area of the surface of the middle frame presents the visual effect that the part of the surface of the middle frame presents the gradual change for at least one color arranged along the first direction.
Optionally, on the basis of any one of the above embodiments, in an embodiment of the present application, the middle frame surface has a plurality of area blocks, and each area block area of the plurality of area blocks exhibits a gradual visual effect of at least one color.
On the basis of any of the above embodiments, in an embodiment of the present application, the visual effect of gradual change of at least one color may be a visual effect of gradual change of one color, such as a visual effect of gradual change of a first color from light to dark, or may be a visual effect of gradual change of at least two colors, such as a visual effect of gradual change of a first color to a second color, which is not limited in this application, and is determined as the case may be.
Specifically, in an embodiment of the present application, the side of the electronic device includes a first side and a second side that are disposed opposite to each other, and a third side and a fourth side that connect the first side and the second side, where the first side and the second side are the sides corresponding to the long side of the surface of the electronic device having the display output area, and the third side and the fourth side are the sides corresponding to the short side of the surface of the electronic device having the display output area.
On the basis of the above embodiments, in an embodiment of the present application, the portion of the surface of the middle frame presenting the visual effect of gradual change for at least one color arranged in the first direction may present the gradual change effect for at least one color arranged in the first direction for the whole (i.e., the whole area) of at least one of the first side of the electronic device, the second side of the electronic device, the third side of the electronic device, and the fourth side of the electronic device, or present the gradual change effect for at least one color arranged in the first direction for the part (i.e., the partial area) of at least one of the first side of the electronic device, the second side of the electronic device, the third side of the electronic device, and the fourth side of the electronic device, or present the gradual change effect for at least one color arranged in the first direction for the first side of the electronic device, The region formed by at least parts of the second side face of the electronic device, the third side face of the electronic device and at least two of the third side faces of the electronic device presents a gradual visual effect for at least one color arranged along the first direction.
By the above, in the electronic equipment that this application embodiment provided, at least part of the side of electronic equipment demonstrates the visual effect to the gradual change of at least a kind of colour of arranging along first direction, thereby makes the colour of the side of electronic equipment is more abundant, improves the aesthetic measure of the side of electronic equipment satisfies the outward appearance demand of people to the electronic equipment side.
On the basis of any of the foregoing embodiments, in an embodiment of the present application, the electronic device has a first surface and a second surface that are opposite to each other, wherein the first surface has a display output area, optionally, in an embodiment of the present application, the first direction is parallel to the surface of the electronic device having the display output area, that is, the first direction is parallel to the first surface of the electronic device, so that a side surface of the electronic device presents a visual effect of gradual change for at least one color arranged in a direction parallel to the surface of the electronic device having the display output area.
In another embodiment of the present application, the first direction is perpendicular to the surface of the electronic device having the display output area, that is, the first direction is perpendicular to the first surface of the electronic device, so that the side of the electronic device presents a visual effect of gradual change for at least one color arranged in a direction perpendicular to the surface of the electronic device having the display output area.
In yet another embodiment of the present application, an angle between the first direction and a surface of the electronic device having the display output area is an acute angle, that is, an angle between the first direction and the first surface of the electronic device is greater than 0 ° and less than 90 °, so that when the electronic device is at rest on a horizontal plane, the side of the electronic device presents a gradual visual effect for at least one color arranged along an oblique direction.
Optionally, on the basis of the above embodiment, in an embodiment of the present application, the first direction is parallel to a diagonal direction of a side surface of the electronic device, so that the side surface of the electronic device presents a visual effect of gradual change for at least one color arranged in the diagonal direction.
On the basis of the foregoing embodiments, in an embodiment of the present application, a diagonal direction in which the first direction is parallel to a side surface of the electronic device may be a diagonal direction in which the first direction is parallel to the first side surface of the electronic device, so that the first side surface of the electronic device presents a gradual change visual effect for at least one color arranged in a diagonal direction of the first side surface, or may be a diagonal direction in which the second side surface of the electronic device presents a gradual change visual effect for at least one color arranged in a diagonal direction of the second side surface of the electronic device, or may be a diagonal direction in which the third side surface is parallel to the third side surface of the electronic device, so that the third side surface of the electronic device presents a gradual change visual effect for at least one color arranged in a diagonal direction of the third side surface of the electronic device or is a diagonal direction in which the fourth side surface of the electronic device is parallel to the first side surface, and enabling the fourth side of the electronic equipment to show a gradual change visual effect for at least one color, wherein the gradual change visual effect is arranged along the diagonal direction of the fourth side of the electronic equipment.
In another embodiment of the present application, a diagonal direction in which the first direction is parallel to the side surface of the electronic device is a diagonal direction in which the first direction is parallel to an entirety of at least two side surfaces of the first side surface, the second side surface, the third side surface, and the fourth side surface of the electronic device. Optionally, in this embodiment of the application, the first direction may be a diagonal direction parallel to a whole composed of the first side and the third side of the electronic device, may also be a diagonal direction composed of the first side, the second side, and the third side of the electronic device, and may also be a diagonal direction composed of the first side, the second side, the third side, and the fourth side of the electronic device, which is not limited in this application and is determined as the case may be.
Optionally, on the basis of any of the above embodiments, in an embodiment of the present application, the visual effect of gradual change of the at least one color is a visual effect of gradual change of a color parameter of the first color, where the color parameter includes: at least one of lightness, hue, and saturation. That is, in the embodiment of the present application, the visual effect of gradual change of the color parameter of the first color may be a visual effect of gradual change of the lightness of the first color, a visual effect of gradual change of the hue of the first color, a visual effect of gradual change of the saturation of the first color, and a visual effect of gradual change of at least two color parameters of the lightness, the hue, and the saturation of the first color.
In another embodiment of the present application, the visual effect of the gradual change of the at least one color is a changing visual effect of a transition from the first color to the second color. It should be noted that, in the embodiment of the present application, when the surface of the middle frame has a plurality of area blocks, the first color and the second color in different area blocks may be the same or different, or may be partially the same or partially different, and this is not limited in this application, and is determined as the case may be.
Optionally, on the basis of the foregoing embodiment, in an embodiment of the present application, an overlapping area is provided between two adjacent area blocks of the plurality of area blocks, and the colors of the portions of the two adjacent area blocks located in the overlapping area are the same. Specifically, in an embodiment of the present application, the first region block presents a gradient effect from a first color to a second color, and the second region block presents a gradient effect from the second color to a third color, wherein an area of the first region block that overlaps with the second region block presents the second color, and an area of the second region block that overlaps with the first region block also presents the second color.
On the basis of any of the above embodiments, in one embodiment of the present application, at least part of the surface of the middle frame further exhibits a visual effect of arranging gradation for at least one color in the second direction. The second direction is different from the first direction to further enrich the visual effect of the side surface of the electronic device, but the application does not limit the visual effect, and the visual effect is determined according to the situation.
On the basis of any one of the above embodiments, in an embodiment of the present application, the middle frame structure has a three-dimensional shape, and the material of the middle frame structure is metal or PC (polycarbonate) to improve the strength of the side surface of the electronic device and the richness of the appearance color.
The shape of the middle frame structure is a three-dimensional shape, and the area is small, so that the middle frame structure cannot be formed by a flat printing method, and the middle frame structure can be formed by a spray coating process or an anode process.
Specifically, the gradual change effect of the surface of the middle frame formed by adopting the spraying process is that the gradual change visual effect is obtained by adjusting the distance and the direction of the spray gun and spraying different parts of the middle frame in sequence. However, when the gradient effect of the surface of the middle frame is formed by using the spraying process, the area of the gradient transition region is large, so that the surface of the middle frame structure can only realize the gradient of single color or double colors along the long side direction of the display output region of the electronic equipment, and the color consistency needs to be improved.
The gradual change effect of the surface of the middle frame formed by adopting the anodic process is that the middle frame structure is gradually pulled out of the dyeing tank by utilizing the difference of dyeing time in the anodic oxidation process, so that the dyeing time of different parts of the middle frame structure is different, and the gradual change visual effect is obtained. However, when the gradual change effect of the surface of the middle frame is formed by adopting the process, the area of the gradual change transition area is also large, so that the middle frame surface of the middle frame structure body can only realize the gradual change of single color or double colors along the long edge direction of the display output area of the electronic equipment, the dyeing efficiency is not high, the yield is low, and the stability and the consistency of finally formed colors are also required to be improved.
In addition, the spraying process and the anode process are both processes with high environmental pollution, so that the process has high environmental pollution when the gradual change visual effect of the side surface of the electronic equipment is formed by the processes.
Therefore, on the basis of any of the above embodiments, in one embodiment of the present application, the visual effect of gradation for at least one color, which is exhibited by at least part of the surface of the middle frame and is arranged in the first direction, is formed by an inkjet printing process. Specifically, the visual effect of the gradual change of at least one color of the surface of the middle frame formed by the ink-jet printing process is as follows: the method comprises the steps of moving an ink jet printing element by using a moving element, moving the ink jet printing element to different areas to be jetted on the surface of a middle frame, controlling the ink jet color and the ink jet amount of the ink jet printing element, and jetting ink on each area to be jetted on the surface of the middle frame so as to form at least one visual effect with gradually changed color on the surface of a middle frame structure.
In the embodiment of the application, the visual effect of color gradient formed in at least part of the area of the surface of the middle frame by utilizing the ink-jet printing process can not only form the visual effect of gradient of at least one color along any direction of the surface of the middle frame in at least part of the area of the surface of the middle frame, but also accurately realize gradient of multiple colors without limitation of the size of the structure of the middle frame, thereby realizing different visual effects.
It should be noted that, in the embodiment of the present application, the inkjet printing process is used to form the visual effect of color gradient in at least a partial area of the surface of the middle frame, so that not only the visual effect of different color gradients can be realized, but also the visual effect of the electroplating process or the anode process during formation, such as a mirror effect and a metallic luster, can be realized, so that the side color of the electronic device provided by the embodiment of the present application is rich and colorful, the visual effect of the side of the electronic device is improved, and the requirement of people on the appearance of the electronic device is met.
Moreover, in the electronic device provided by the embodiment of the application, when the visual effect of the arrangement of at least partial area of the side surface of the electronic device along the first direction and aiming at least one color gradient is formed by utilizing an ink-jet printing process, the process is simple, the overall yield is high, the cost is low, and the electronic device is safe and environment-friendly.
Accordingly, embodiments of the present application also provide an inkjet printing apparatus, as shown in fig. 3 and 4, including: the electronic device comprises a main body element 10, a moving element 20 connected with the main body element 10 and an ink jet printing element 30 connected with the moving element 20, wherein the main body element 10 is used for responding to a control command and generating a moving instruction and an ink jet instruction, the moving element 20 responds to the moving instruction and moves an ink jet position of the ink jet printing element 30, and the ink jet printing element 30 responds to the ink jet instruction and forms a gradual visual effect for at least one color, which is arranged along a first direction, on at least part of the surface of a middle frame structure of the electronic device.
Optionally, the moving element is a manipulator, and the inkjet printing element is a 3D inkjet printing device, so as to form a gradual change visual effect for at least one color arranged along a first direction on at least a portion of a surface of the middle frame structure body having a three-dimensional shape.
On the basis of any one of the above-mentioned embodiments, in an embodiment of this application, the minimum printing width of inkjet printing element is 0.07mm, the precision of inkjet printing element's printing position is 0.2mm, with accurate control the area in the middle frame surface color gradual change region of middle frame structure obtains not only abundant but also exquisite gradual change visual effect.
On the basis of any one of the above embodiments, in an embodiment of the present application, the minimum printing thickness of the inkjet printing element is 8 μm, so as to avoid that the thickness of the color layer is too large, increase the sense of thickness of the side surface of the electronic device, and affect the visual effect of the side surface of the electronic device, on the basis that at least part of the side surface of the electronic device forms the visual effect for the gradation of at least one color arranged along the first direction.
It should be noted that, the side frame, the side wall, or the middle frame of the electronic device provided in the embodiments of the present invention may have a visual dividing line as shown in the schematic diagram for the gradual change visual effect of one color or more than one color; of course, the embodiment of the present invention provides an electronic device, wherein the side frame or the side wall or the middle frame of the electronic device may not have a visual dividing line, i.e. the gradual visual effect is a gradual visual effect of smooth transition, for the gradual visual effect of one color or more than one color.
In addition, an embodiment of the present application also provides an inkjet printing system, as shown in fig. 5 and 6, including: the control device is used for generating a control instruction based on a printing instruction, and the ink-jet printing device is used for responding to the control instruction and arranging a visual effect aiming at gradual change of at least one color in a first direction on at least part of the surface of the middle frame structure body of the electronic equipment. The inkjet printing device may be the inkjet printing device provided in any of the above embodiments.
Specifically, the inkjet printing apparatus includes: the ink jet printing device comprises a main body element, a moving element connected with the main body element and an ink jet printing element connected with the moving element, wherein the main body element is used for responding to a control command and generating a moving command and an ink jet command; the moving element responds to the moving instruction to move the ink jetting position of the ink jetting printing element; the ink jet printing element responds to the ink jet instruction, and forms a visual effect of arranging gradation for at least one color along a first direction on at least one part of the surface of the middle frame structure of the electronic equipment.
In the embodiment of the present application, the control device is a desktop computer as an example, and the inkjet printing system is illustrated as an example, but the present application is not limited thereto, and in other embodiments of the present application, the control device may also be a portable electronic device such as a notebook computer and a mobile phone, or may be directly embedded in the inkjet printing device, as the case may be.
To sum up, the electronic equipment that this application embodiment provided includes the center structure, the at least part on center surface demonstrates to arrange the visual effect to the gradual change of at least one colour along the first direction, so that the at least part of the side of electronic equipment demonstrates to arrange the visual effect to the gradual change of at least one colour along the first direction, solves the comparatively single problem of electronic equipment side colour satisfies people right the outward appearance demand of electronic equipment side.
In the description, each part is described in a progressive manner, each part is emphasized to be different from other parts, and the same and similar parts among the parts are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An electronic device, the electronic device comprising:
the electronic device comprises a middle frame structure body, wherein a middle frame surface of the middle frame structure body serves as a side face of the electronic device, and at least part of the middle frame surface presents a gradual change visual effect aiming at least one color and arranged along a first direction.
2. The electronic device of claim 1, wherein the first direction is parallel to a surface of the electronic device having a display output area, or the first direction is perpendicular to the surface of the electronic device having a display output area, or an angle between the first direction and the surface of the electronic device having a display output area is an acute angle.
3. The electronic device of claim 2, the midframe surface having a plurality of region blocks, each region block of the plurality of region blocks presenting a gradual visual effect of at least one color.
4. The electronic device of claim 1 or 3, the visual effect of the gradual change of the at least one color being a gradually changing visual effect of a color parameter of a first color, wherein the color parameter comprises: at least one of lightness, hue, and saturation.
5. The electronic device of claim 1 or 3, the visual effect of the gradual change of the at least one color being a changing visual effect of a transition from a first color to a second color.
6. The electronic device according to claim 5, wherein an overlapping area is provided between two adjacent area blocks of the plurality of area blocks, and the color of the part of the two adjacent area blocks located in the overlapping area is the same.
7. The electronic device according to claim 1, the middle frame structure having a three-dimensional shape, at least a portion of the middle frame surface exhibiting a visual effect of arranging gradation for at least one color in a first direction formed by an inkjet printing process.
8. An inkjet printing apparatus comprising:
the ink jet printing device comprises a main body element, a moving element connected with the main body element and an ink jet printing element connected with the moving element, wherein the main body element is used for responding to a control command and generating a moving command and an ink jet command; the moving element responds to the moving instruction to move the ink jetting position of the ink jetting printing element; the ink jet printing element responds to the ink jet command, and forms a gradual change visual effect for at least one color in a first direction on at least one part of the surface of the middle frame structure of the electronic equipment.
9. Inkjet printing apparatus according to claim 8 wherein the moving element is a robot; the minimum printing width of the ink jet printing element is 0.07 mm; the minimum print thickness of the inkjet printing element is 8 μm; the accuracy of the printing position of the ink jet printing element is +/-0.2 mm.
10. An inkjet printing system comprising: the control device is used for generating a control instruction based on a printing instruction, and the ink-jet printing device is used for responding to the control instruction to form a visual effect of arranging gradual change for at least one color along a first direction on the surface of a middle frame structure body of the electronic equipment;
wherein the inkjet printing apparatus includes: the ink jet printing device comprises a main body element, a moving element connected with the main body element and an ink jet printing element connected with the moving element, wherein the main body element is used for responding to a control command and generating a moving command and an ink jet command; the moving element responds to the moving instruction to move the ink jetting position of the ink jetting printing element; the ink jet printing element responds to the ink jet instruction, and forms a visual effect of arranging gradation for at least one color along a first direction on at least one part of the surface of the middle frame structure of the electronic equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921458616.8U CN211968900U (en) | 2019-09-02 | 2019-09-02 | Electronic device, inkjet printing apparatus, and inkjet printing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921458616.8U CN211968900U (en) | 2019-09-02 | 2019-09-02 | Electronic device, inkjet printing apparatus, and inkjet printing system |
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| Publication Number | Publication Date |
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| CN211968900U true CN211968900U (en) | 2020-11-20 |
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| CN201921458616.8U Active CN211968900U (en) | 2019-09-02 | 2019-09-02 | Electronic device, inkjet printing apparatus, and inkjet printing system |
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