CN213745758U - Page turning pen for tablet computer - Google Patents
Page turning pen for tablet computer Download PDFInfo
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- CN213745758U CN213745758U CN202022814003.2U CN202022814003U CN213745758U CN 213745758 U CN213745758 U CN 213745758U CN 202022814003 U CN202022814003 U CN 202022814003U CN 213745758 U CN213745758 U CN 213745758U
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- page turning
- turning pen
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- pen
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Abstract
The utility model provides a turn over page or leaf pen for panel computer belongs to a page or leaf pen technical field. The page turning pen for the tablet computer comprises a page turning pen component, a quick fixing component and a connecting component. The page turning pen component comprises a page turning pen body, a clamping block and a handheld plate, and the connecting component comprises a first pressing plate, a first cushion pad, a second pressing plate and a movable pressing piece. Place the panel computer between first blotter and second blotter, rotatory rotation portion, rotation portion drives the threaded rod and rotates, the threaded rod drives activity closing plate and second blotter and compresses tightly the panel computer gradually, continue rotatory threaded rod, it compresses tightly the panel computer in first clamp plate to drive the activity closing plate, reach the purpose that is fixed in the panel computer with coupling assembling, and then reach the purpose that will turn over a page pen body and be fixed in the panel computer, it is even as an organic whole to make to turn over a page pen body, effectively improve current panel computer and the problem of turning over a page a pen relative independent setting.
Description
Technical Field
The utility model relates to a page turning pen field particularly, relates to a page turning pen for panel computer.
Background
The tablet personal computer is also called as a portable computer, is a small-sized and portable personal computer, and takes a touch screen as a basic input device, the touch screen of the tablet personal computer allows a user to operate through a touch pen or a digital pen instead of a traditional keyboard or a mouse.
SUMMERY OF THE UTILITY MODEL
In order to compensate the above deficiency, the utility model provides a turn over a page or leaf pen for panel computer aims at improving current panel computer and the problem that the relative independence of a page or leaf pen set up.
The utility model discloses a realize like this:
a page turning pen for a tablet computer comprises a page turning pen component, a quick fixing component and a connecting component.
The page turning pen component comprises a page turning pen body, a clamping block and a handheld plate, the clamping block is fixedly connected to the outer wall of one end of the page turning pen body, the handheld plate is fixedly connected to the end portion, close to one end of the clamping block, of the page turning pen body, the handheld plate comprises a fixed shell, an elastic piece, a pressing block piece and a baffle piece, the elastic piece is inserted into the fixed shell, the pressing block piece is inserted into the fixed shell in a sliding mode, the pressing block piece can press the elastic piece, the baffle piece comprises two baffle plates, the two baffle plates are fixedly connected to the inner wall, far away from one end of the elastic piece, of the fixed shell, the two baffle plates are arranged correspondingly, a sliding groove is formed between the two baffle plates, the page turning pen body is inserted into the fixed shell, the page turning pen body is pressed on the pressing block piece, and the clamping block can pass through the sliding groove, the fixture block can be blocked by the baffle, the handheld board is located the outside of fixed casing, coupling assembling includes that first clamp plate, first blotter, second clamp plate and activity compress tightly the piece, first clamp plate with the second clamp plate respectively fixed connection in the both sides of fixed casing upper end, first blotter fixed connection in first clamp plate inside wall, the activity compresses tightly the piece including activity pinch plate, second blotter, threaded rod and rotation portion, second blotter fixed connection in activity pinch plate one side, the second blotter with first blotter corresponds the setting, threaded rod fixed connection in activity pinch plate opposite side, the threaded rod screw thread run through in the second clamp plate, rotation portion fixed connection in the threaded rod is kept away from activity pinch plate one end.
In an embodiment of the present invention, the end of one end of the page turning pen body is provided with a conductive cloth pen point.
The utility model discloses an in one embodiment, the compact heap piece includes the compact heap and offers in the storage tank in the compact heap, the conductive cloth nib inserts in the storage tank, the outer wall of turning over page or leaf pen body one end compresses tightly the storage tank inner wall.
In an embodiment of the present invention, the side wall of the page turning pen body is provided with a time display screen.
In an embodiment of the present invention, the elastic member is a compression spring.
The utility model discloses an in one embodiment, fixed shell inner wall fixedly connected with dog, the dog can block compress tightly piece spare.
In an embodiment of the present invention, the fixing housing includes a fixing sleeve and a screw thread inserted into the end cap at one end of the fixing sleeve, and the end cap seals one end of the fixing sleeve.
In an embodiment of the present invention, a first anti-slip strip is disposed on a side of the first cushion pad corresponding to a side of the second cushion pad corresponding to the first cushion pad.
In an embodiment of the present invention, the periphery of the rotating portion is provided with a second anti-slip strip.
In an embodiment of the present invention, the second pressing plate is far away from the first pressing plate and the reinforcing plate is fixedly connected between the fixed shells.
The utility model has the advantages that: the utility model discloses a last design obtains a page turning pen for panel computer, during the use, place the panel computer between first blotter and second blotter, rotatory rotation portion, rotation portion drives the threaded rod and rotates, through the screw thread transmission principle, the threaded rod drives activity pressure strip and second blotter and compresses tightly the panel computer gradually, continue rotatory threaded rod, drive the activity pressure strip and compress tightly the panel computer in first clamp plate, reach the purpose that is fixed in the panel computer with coupling assembling, and then reach the purpose that the page turning pen body is fixed in the panel computer, make the page turning pen body even as an organic whole, effectively improve current panel computer and the problem of the relative independent setting of page turning pen.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic diagram of a page turning pen for a tablet pc according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a page turning pen assembly according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a quick fastening assembly according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of a baffle member according to an embodiment of the present invention;
fig. 5 is a schematic structural view of a stationary housing according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a pressing block provided in an embodiment of the present invention;
fig. 7 is a schematic structural view of a connection assembly according to an embodiment of the present invention;
fig. 8 is a schematic structural view of the movable pressing member according to the embodiment of the present invention.
In the figure: 100-a page turning pen assembly; 110-page turning pen body; 120-a fixture block; 130-a hand-held board; 140-conductive cloth pen point; 150-time display screen; 200-quick fixing component; 210-a stationary housing; 211-a fixation sleeve; 212-end cap; 220-an elastic member; 230-a compression block; 231-a compact block; 232-a containing groove; 240-a baffle member; 241-baffle plate; 242-chute; 250-a stop block; 300-a connection assembly; 310-a first platen; 320-a first cushion; 330-a second platen; 340-a movable pressing piece; 341-movable compacting plate; 342-a second cushion; 343-a threaded rod; 344-a rotating part; 350-reinforcing plate.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Examples
Referring to fig. 1 to 8, the utility model provides a page turning pen for tablet computer, including page turning pen subassembly 100, swift fixed subassembly 200 and coupling assembling 300, page turning pen subassembly 100 is used for file such as teaching demonstration and project demonstration PPT to turn over the page and instruct etc. swift fixed subassembly 200 is used for quick fixed page turning pen subassembly 100, and coupling assembling 300 is used for being fixed in the tablet computer with page turning pen subassembly 100.
Referring to fig. 2, the page turning pen assembly 100 includes a page turning pen body 110, a fixture block 120 and a handheld plate 130, the fixture block 120 is fixedly connected to an outer wall of one end of the page turning pen body 110, wherein the fixture block 120 and the page turning pen body 110 are of an integrated structure, the handheld plate 130 is fixedly connected to an end portion of the page turning pen body 110 close to one end of the fixture block 120, specifically, the handheld plate 130 and the page turning pen body 110 are of an integrated structure, and a time display screen 150 is disposed on a side wall of the page turning pen body 110, so that an operator can conveniently view time when operating the page turning pen assembly, and a specific connection manner of the time display screen 150 and the page turning pen body 110 is known by those skilled in the art and will not be described in detail herein.
Referring to fig. 3, the quick fastening assembly 200 includes a fastening housing 210, an elastic member 220, a pressing block 230, and a baffle member 240, the elastic member 220 is inserted into the fastening housing 210, the pressing block 230 is slidably inserted into the fastening housing 210, the pressing block 230 can slide along an inner wall of the fastening housing 210, the pressing block 230 can press the elastic member 220, the elastic member 220 is a compression spring, a stopper 250 is fixedly connected to an inner wall of the fastening housing 210, the stopper 250 and the fastening housing 210 are integrated, and the stopper 250 can block the pressing block 230.
Referring to fig. 4, the baffle 240 is composed of two baffles 241, the two baffles 241 are both fixedly connected to the inner wall of the fixed housing 210 at the end away from the elastic element 220, when the arrangement is specific, the baffle 241 and the fixed housing 210 are in an integral structure, the two baffles 241 are correspondingly arranged, a sliding slot 242 is arranged between the two baffles 241, the page turning pen body 110 is inserted into the fixed housing 210, the page turning pen body 110 is pressed against the pressing block 230, the fixture block 120 can block the fixture block 120 through the sliding slot 242, the baffle 241 can block the fixture block 120, the handheld plate 130 is located outside the fixed housing 210, when the page turning pen body 110 needs to be used, the page turning pen body 110 is rotated through the handheld plate 130, the fixture block 120 corresponds to the sliding slot 242, under the elastic force of the elastic element 220, the fixture block 120 leaves the baffle 241 through the sliding slot 242, an operator can directly pull out the page turning pen body 110, and after the use, the page turning pen body 110 is inserted into the fixed housing 210, the page turning pen body 110 compresses the compressing block piece 230, the compressing block piece 230 slides along the fixed shell 210, the compressing block piece 230 compresses the elastic piece 220, the elastic force of the elastic piece 220 is increased, the rotating page turning pen body 110 corresponds to the clamping block 120 and the sliding groove 242, the clamping block 120 penetrates through the baffle 241 through the sliding groove 242, the page turning pen body 110 is rotated, the baffle 241 blocks the clamping block 120, the purpose of fixing the page turning pen body 110 is achieved, the page turning pen body 110 is fast in use and fixing process, and the page turning pen body is convenient to take.
Referring to fig. 5, the fixing housing 210 includes a fixing sleeve 211 and an end cover 212 screwed into one end of the fixing sleeve 211, the end cover 212 seals one end of the fixing sleeve 211, when the pressing block 230 and the elastic member 220 are installed or replaced, the end cover 212 is rotated to make the end cover 212 leave the fixing sleeve 211 through the screw transmission principle, so that the pressing block 230 and the elastic member 220 can be taken out or installed, and after the installation or replacement, the end cover 212 is screwed into the fixing sleeve 211.
Referring to fig. 6, the conductive cloth nib 140 is disposed at an end of one end of the page-turning pen body 110, the conductive cloth nib 140 can perform marking and writing on the projection screen, the specific connection manner between the conductive cloth nib 140 and the page-turning pen body 110 is known to those skilled in the art, and as will not be described in detail herein, the pressing block 230 includes a pressing block 231 and a containing groove 232 disposed in the pressing block 231, the conductive cloth nib 140 is inserted into the containing groove 232, an outer wall of one end of the page-turning pen body 110 presses an inner wall of the containing groove 232, and the situation that the pressing block 231 presses the conductive cloth nib 140 is reduced by the containing groove 232, thereby reducing the damage to the conductive cloth nib 140.
Referring to fig. 7, the connecting assembly 300 includes a first pressing plate 310, a first cushion 320, a second pressing plate 330 and a movable pressing member 340, the first pressing plate 310 and the second pressing plate 330 are respectively and fixedly connected to two sides of the upper end of the fixed housing 210, the first pressing plate 310, the second pressing plate 330 and the fixed housing 210 are of an integrated structure, the first cushion 320 is fixedly connected to the inner side wall of the first pressing plate 310, the first cushion 320 is adhered to the inner side wall of the first pressing plate 310 by glue, a reinforcing plate 350 is fixedly connected between one side of the second pressing plate 330 away from the first pressing plate 310 and the fixed housing 210, and the reinforcing plate 350, the second pressing plate 330 and the fixed housing 210 are fixed by the integrated structure.
Referring to fig. 8, the movable pressing member 340 includes a movable pressing plate 341, a second cushion 342, a threaded rod 343, and a rotating portion 344, the second cushion 342 is fixedly connected to one side of the movable pressing plate 341, the second cushion 342 is adhered to one side of the movable pressing plate 341 by glue, the second cushion 342 is arranged corresponding to the first cushion 320, the threaded rod 343 is fixedly connected to the other side of the movable pressing plate 341, it should be noted that the threaded rod 343 and the movable pressing plate 341 are of an integrated structure, the threaded rod 343 is threaded through the second pressing plate 330, the rotating portion 344 is fixedly connected to one end of the threaded rod 343 away from the movable pressing plate 341, the rotating portion 344 is fixedly connected to the threaded rod 343 by glue, a first anti-slip strip is arranged on one side of the first cushion 320 corresponding to one side of the second cushion 342, and specifically, the first anti-slip strip, the first cushion 320 and the second cushion 342 are of an integrated structure, the sliding resistance between the first cushion pad 320, the second cushion pad 342 and the tablet computer is increased by the first anti-slip strip, the condition that the connecting assembly 300 falls from the tablet computer is reduced, the second anti-slip strip is arranged on the periphery of the rotating part 344, so that an operator can rotate the rotating part 344 conveniently, wherein the second anti-slip strip and the rotating part 344 are of an integrated structure, when the connecting assembly is used, the tablet computer is placed between the first cushion pad 320 and the second cushion pad 342, the rotating part 344 is rotated, the rotating part 344 drives the threaded rod 343 to rotate, through a thread transmission principle, the threaded rod 343 drives the movable pressing plate 341 and the second cushion pad 342 to gradually press the tablet computer, the threaded rod 343 is continuously rotated to drive the movable pressing plate 341 to press the tablet computer against the first pressing plate 310, the purpose of fixing the connecting assembly 300 on the tablet computer is achieved, and the purpose of fixing the page turning pen body 110 on the tablet computer is achieved, the page turning pen body 110 is connected into a whole, and the problem that the conventional tablet personal computer and the page turning pen are arranged independently is effectively solved.
Specifically, the working principle of the page turning pen for the tablet computer is as follows: during the use, place the panel computer between first blotter 320 and second blotter 342, rotatory rotating part 344, rotating part 344 drives threaded rod 343 and rotates, through the screw thread transmission principle, threaded rod 343 drives movable pressure strip 341 and second blotter 342 and compresses tightly the panel computer gradually, continue to rotate threaded rod 343, drive movable pressure strip 341 and compress tightly the panel computer in first clamp plate 310, reach the purpose of being fixed in the coupling assembling 300 in the panel computer, reduce the condition that first clamp plate 310 and movable pressure strip 341 damaged the panel computer through first blotter 320 and second blotter 342, and then reach the purpose of being fixed in the panel computer with the pen body 110 of turning over the page, make the pen body 110 of turning over the page link as an organic whole, effectively improve current panel computer and the relative independent problem that sets up of pen of turning over the page.
When the page turning pen body 110 needs to be used, the page turning pen body 110 is rotated through the handheld plate 130, the fixture block 120 corresponds to the sliding groove 242, under the elastic force action of the elastic element 220, the fixture block 120 leaves the baffle 241 through the sliding groove 242, an operator can directly pull out the page turning pen body 110, after the page turning pen body 110 is used, the page turning pen body 110 is inserted into the fixed shell 210, the pressing block element 230 is pressed by the page turning pen body 110, the pressing block element 230 slides along the fixed shell 210, the pressing block element 230 compresses the elastic element 220, the elastic force of the elastic element 220 is increased, the fixture block 120 corresponds to the sliding groove 242 through the sliding groove 242 by rotating the page turning pen body 110, the fixture block 120 penetrates through the baffle 241 through the sliding groove 242, the page turning pen body 110 is rotated, the fixture block 120 is blocked by the baffle 241, the purpose of fixing the page turning pen body 110 is achieved, the use and fixing processes of the page turning pen body 110 are rapid, and the page turning pen body 110 is convenient to take.
It should be noted that the specific model specifications of the page turning pen body 110, the conductive cloth pen tip 140 and the time display screen 150 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed burdens are not needed.
The power supply and circuit connection principles of the page-turning pen body 110, the conductive cloth pen tip 140 and the time display screen 150 are clear to those skilled in the art and will not be described in detail herein.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A page turning pen for a tablet computer is characterized by comprising
The page turning pen assembly (100) comprises a page turning pen body (110), a clamping block (120) and a handheld plate (130), wherein the clamping block (120) is fixedly connected to the outer wall of one end of the page turning pen body (110), and the handheld plate (130) is fixedly connected to the end part, close to one end of the clamping block (120), of the page turning pen body (110);
the quick fixing assembly (200) comprises a fixing shell (210), an elastic piece (220), a pressing block piece (230) and a baffle piece (240), wherein the elastic piece (220) is inserted into the fixing shell (210), the pressing block piece (230) is inserted into the fixing shell (210) in a sliding mode, the pressing block piece (230) can press the elastic piece (220), the baffle piece (240) consists of two baffles (241), the two baffles (241) are fixedly connected to the inner wall of one end, far away from the elastic piece (220), of the fixing shell (210), the two baffles (241) are arranged correspondingly, a sliding groove (242) is formed between the two baffles (241), the page turning pen body (110) is inserted into the fixing shell (210), and the page turning pen body (110) is pressed on the pressing block piece (230), the fixture block (120) can pass through the sliding groove (242), the baffle (241) can block the fixture block (120), and the handheld plate (130) is located outside the fixed shell (210);
the connecting assembly (300) comprises a first pressing plate (310), a first buffer pad (320), a second pressing plate (330) and a movable pressing piece (340), wherein the first pressing plate (310) and the second pressing plate (330) are respectively and fixedly connected to two sides of the upper end of the fixed shell (210), the first buffer pad (320) is fixedly connected to the inner side wall of the first pressing plate (310), the movable pressing piece (340) comprises a movable pressing plate (341), a second buffer pad (342), a threaded rod (343) and a rotating part (344), the second buffer pad (342) is fixedly connected to one side of the movable pressing plate (341), the second buffer pad (342) and the first buffer pad (320) are correspondingly arranged, the threaded rod (343) is fixedly connected to the other side of the movable pressing plate (341), and the threaded rod (343) penetrates through the second pressing plate (330), the rotating part (344) is fixedly connected to one end, far away from the movable pressing plate (341), of the threaded rod (343).
2. The page turning pen for a tablet computer according to claim 1, wherein a conductive cloth pen point (140) is provided at an end of one end of the page turning pen body (110).
3. The page turning pen for the tablet personal computer according to claim 2, wherein the pressing block piece (230) comprises a pressing block (231) and a containing groove (232) formed in the pressing block (231), the conductive cloth pen point (140) is inserted into the containing groove (232), and an outer wall of one end of the page turning pen body (110) presses an inner wall of the containing groove (232).
4. The page turning pen for a tablet computer according to claim 1, wherein a time display screen (150) is provided to a side wall of the page turning pen body (110).
5. The page turning pen for a tablet computer according to claim 1, wherein the elastic member (220) is provided as a compression spring.
6. The page turning pen for a tablet computer according to claim 1, wherein a stopper (250) is fixedly connected to an inner wall of the fixed housing (210), and the stopper (250) can block the pressing block member (230).
7. The page turning pen for a tablet pc as recited in claim 1, wherein the stationary housing (210) comprises a stationary cover (211) and an end cap (212) screwed into one end of the stationary cover (211), the end cap (212) sealing one end of the stationary cover (211).
8. The page turning pen for a tablet computer according to claim 1, wherein one side of the first buffer pad (320) and one side of the second buffer pad (342) corresponding to each other are provided with a first anti-slip strip.
9. The page turning pen for a tablet computer according to claim 1, wherein the rotating portion (344) is provided with a second anti-slip strip at its periphery.
10. The page turning pen for a tablet computer according to claim 1, wherein a reinforcing plate (350) is fixedly connected between a side of the second pressing plate (330) away from the first pressing plate (310) and the fixed housing (210).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022814003.2U CN213745758U (en) | 2020-11-27 | 2020-11-27 | Page turning pen for tablet computer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022814003.2U CN213745758U (en) | 2020-11-27 | 2020-11-27 | Page turning pen for tablet computer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213745758U true CN213745758U (en) | 2021-07-20 |
Family
ID=76831709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022814003.2U Active CN213745758U (en) | 2020-11-27 | 2020-11-27 | Page turning pen for tablet computer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213745758U (en) |
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2020
- 2020-11-27 CN CN202022814003.2U patent/CN213745758U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 310013 Room 501, floor 5, geological environment research building, No. 51, Wantang Road, Hangzhou, Zhejiang Patentee after: Hangzhou huaigu Technology Co.,Ltd. Address before: Room 570, 5th floor, Huaxing science and technology building, 477 Wensan Road, Hangzhou, Zhejiang 310000 Patentee before: Hangzhou huaigu Technology Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |