CN211040259U - Display screen support frame - Google Patents
Display screen support frame Download PDFInfo
- Publication number
- CN211040259U CN211040259U CN201920946026.3U CN201920946026U CN211040259U CN 211040259 U CN211040259 U CN 211040259U CN 201920946026 U CN201920946026 U CN 201920946026U CN 211040259 U CN211040259 U CN 211040259U
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- screen
- connecting seat
- constant force
- moving
- swinging
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- 230000005484 gravity Effects 0.000 claims abstract description 28
- 238000000034 method Methods 0.000 claims abstract description 24
- 238000005096 rolling process Methods 0.000 claims description 13
- 238000013016 damping Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000004804 winding Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a display screen support frame, which comprises a support, a screen connecting seat and a constant force spring; the screen connecting seat is rotatably pivoted on the bracket and is used for connecting a display; after the display screen is arranged on the screen connecting seat, the gravity center of the resultant gravity of the display screen and the screen connecting seat is deviated from the screen rotating center of the screen connecting seat; the two ends of the constant force spring comprise a moving end and a swinging end, and the moving end is movably arranged on the bracket; the swinging end is pivotally connected to the screen connecting seat in a swinging manner. The utility model provides a display screen support frame, simple structure at the display screen pendulum commentaries on classics in-process, the spring moment that the constant force spring produced is keeping constantly equal with screen moment size, and opposite direction really realizes the zero error change of spring moment and screen moment in the overall process, has improved user experience greatly, and can realize two-way 90 pendulum commentaries on classics, is suitable for volume production and popularization and application.
Description
Technical Field
The utility model belongs to the technical field of the display screen supports technique and specifically relates to a display screen support frame is related to.
Background
In the projection plane of perpendicular to screen connecting seat rotation axis (in the projection plane that is on a parallel with the screen connecting seat promptly), the focus of present rotation type display screen support frame display screen sets up outside the rotation center of screen connecting seat usually, and on the screen connecting seat can set up the support with swinging, be provided with coil spring between screen connecting seat and the support for the gravity of balanced display screen, its has following problem: because of the linear variable force characteristic of the spiral spring, the moment generated by the spiral spring changes at any time along with the swinging and the rotation of the screen connecting seat, the moment formed by the spiral spring fluctuates in a certain range above and below the equilibrium gravity moment, the errors of the two cannot be eliminated, and the complete equilibrium of the gravity moment cannot be realized. The user feels worse when rotating.
In addition, some of the prior art adopts a plurality of gears, even non-circular gears and cams, and has the disadvantages of complex structure, more parts, high precision requirement, high processing complexity requirement and low rigidity. The prior art can only swing within the range of 90 degrees due to the structural limitation, can not realize the swing of 90 degrees of 180 degrees or more, and is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a display screen support frame to solve foretell at least one technical problem who exists among the prior art.
In order to solve the technical problem, the utility model provides a pair of display screen support frame, include: the screen connecting seat is connected with the support;
the screen connecting seat can be pivoted on the bracket in a manner of rotating around a screen rotating center and is used for connecting a display;
after the display screen is arranged on the screen connecting seat, in a projection plane vertical to the rotation axis of the screen connecting seat, the integral gravity center of the display screen and the screen connecting seat (namely the gravity center of the screen connecting seat and the display screen as a whole) is deviated from the screen rotation center (namely the pin joint center of the screen connecting seat);
the two ends of the constant force spring comprise a moving end and a swinging end, and the moving end is movably arranged on the bracket; the swinging end can be pivoted on the screen connecting seat around a swinging center in a swinging manner;
in the swinging process of the screen connecting seat, the screen moment of the synthetic gravity on the screen rotating center is continuously changed; the moving end of the constant force spring moves along with the swinging of the screen connecting seat, the constant force spring stretches, and the spring force of the constant force spring changes the spring moment at the screen rotating center so as to dynamically balance the screen moment.
The utility model has simple structure, and the spring moment generated by the constant force spring keeps equal to the screen moment in the swinging process of the display screen, and has opposite directions, thereby really realizing zero error change of the spring moment and the screen moment in the whole process; the rotation of the screen can be realized by gently pushing the large screen which is more flexible in the swinging process and is not easy to work, and the screen can be stopped at any time in the swinging process, so that the user experience is greatly improved.
Furthermore, the swinging end is positioned on a swinging center (or called spring pivoting center) on the screen connecting seat, the integral gravity center and the screen rotating center are positioned on the same straight line.
Further, in a projection plane perpendicular to the rotation axis of the screen connecting seat, the center of gravity of the screen connecting seat coincides with the screen rotation center; the gravity center of the display screen deviates from the screen rotation center, and the screen moment is the moment of the display screen at the screen rotation center due to the synthetic gravity.
Furthermore, the constant-force spring device further comprises a moving part movably arranged on the support and a track arranged on the support, wherein the moving end of the constant-force spring is connected to the moving part, and the moving part is movably arranged on the track. Namely, the movable end is movably (in a rolling mode or a sliding mode) connected to the bracket through a movable piece.
Further, the device also comprises a slide rail, wherein the slide rail comprises a movable rail serving as the moving part, a fixed rail serving as the track and a ball; the moving end of the constant force spring is connected to the moving rail, and the fixed rail is fixedly arranged on the bracket; and a ball is arranged between the movable rail and the fixed rail, and the movable rail is arranged on the fixed rail in a rolling and moving way through the ball.
Further, the moving member is movably disposed on the rail through a rolling bearing; or, the moving member is a sliding block arranged on the track in a sliding manner.
The moving member passes through antifriction bearing and sets up on the track, can effectively reduce the frictional resistance of moving member to can realize that constant force spring removes the end and removes along with the pendulum of screen connecting seat changes fast, realize the balance of spring moment and screen moment fast (realize that the resultant moment of two moments is zero promptly).
And when the moving member adopted the slider form, because the existence of frictional damping power, spring force and frictional damping power mutually supported can realize that the display screen is more stable after the location, is difficult to receive external force to disturb and random pendulum commentaries on classics, and then avoids influencing the person of looking and watches the screen.
Wherein preferably, the rail is linear and horizontally disposed.
Of course, the track may also be in the form of an arc or curve for increasing the resistance or facilitating force of the moving end of the constant force spring during sliding.
Furthermore, the screen connecting device further comprises a swinging piece, the swinging piece can be pivoted on the screen connecting seat around the swinging center in a rotating mode, the swinging end of the constant force spring is connected to the swinging piece, and the swinging piece is rotatably connected to the screen connecting seat.
Furthermore, the swinging end of the constant force spring is arranged on one side of the integral gravity center with the screen rotation center as a boundary, and the moving end is arranged above the swinging end;
or the swinging end of the constant force spring is arranged on the opposite side of the whole gravity center with the screen rotation center as a boundary, and the moving end is arranged below the swinging end.
Furthermore, the number of the constant force springs is even, the constant force springs are arranged pairwise, and the two constant force springs in each pair are symmetrically arranged.
Wherein, the central axis of the coiling part of the constant force spring is vertical to or parallel to the screen connecting seat.
Furthermore, the number of the constant force springs is two, and the two constant force springs are symmetrically arranged. Namely, two ends of the two constant force springs are respectively arranged on the same moving piece and the same swinging piece back to back or face to face.
Further, the rail includes a first rail and a second rail, the first rail being disposed above the screen rotation center on the bracket; the second track is arranged on the bracket below the screen rotation center;
the moving piece comprises a first moving piece arranged on the first rail and a second moving piece arranged on the second rail;
the swinging piece comprises a first swinging piece and a second swinging piece which are respectively arranged on the left side and the right side of the screen rotating center on the screen connecting seat;
the constant force spring comprises a first spring arranged between the first moving part and the first swinging part and a second spring arranged between the second moving part and the second swinging part.
Namely, the technical scheme comprises two groups of moving parts, swinging parts and tracks. More preferably, the two sets of moving members, the swinging members, and the rails are arranged in a central symmetry manner with the screen rotation center as a reference center, and the spring moment of the first spring and the spring moment of the second spring are arranged in a bilateral symmetry manner, thereby being more stable in structure.
Further, the moving end is a winding portion or a connecting piece end of the constant force spring, and the swinging end is a connecting piece end or a winding portion.
Further, a damping member (e.g., a POM friction member) is disposed between the screen attachment base and the bracket, the damping member tending to prevent the screen attachment base from swinging relative to the bracket.
Furthermore, the screen connecting seat is a circular disk body, and an outer ring mounting structure (such as an annular groove, an annular mounting table and the like) matched with the outer diameter of the circular disk body is arranged on the support; preferably, a rolling member (such as a ball, a bearing or a roller) is arranged between the circular disc body and the outer ring mounting structure, and the screen connecting seat is rotatably arranged on the outer ring mounting structure through the rolling member.
Furthermore, a limiting structure (such as a limiting boss, a positioning pin and a positioning hole which are matched with each other) for limiting the rotation angle of the screen connecting seat is arranged between the screen connecting seat and the support. Preferably, a limit structure is respectively arranged at the middle 0 degree position and the left and right 90 degrees positions.
Adopt above-mentioned technical scheme, the utility model discloses following beneficial effect has:
the utility model provides a display screen support frame simple structure, in the display screen swing process, the spring moment that constant force spring produced keeps constantly equal with the screen moment, and the direction is opposite, really realizes the zero error change of spring moment and screen moment in the overall process; the rotation of the screen can be realized by gently pushing the large screen which is more flexible in the swinging process and is not easy to work, and the screen can be stopped at any time in the swinging process, so that the user experience is greatly improved.
Additionally, the utility model discloses well screen connecting seat can realize two-way 90 pendulum changes, at 9 points to 15 at least 180 pendulum rotation within range internal rotations of point promptly, and simple structure is suitable for volume production and popularization and application.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments or the description in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a display screen support frame provided in embodiment 1 of the present invention;
FIG. 2 is a partially enlarged view of the supporting frame A of the display screen shown in FIG. 1;
fig. 3 is a schematic structural view of two constant force springs arranged back to back in embodiment 1 of the present invention;
fig. 4 is a schematic structural view of a display screen support frame provided in embodiment 2 of the present invention;
fig. 5 is a schematic structural view of a display screen support frame provided in embodiment 3 of the present invention.
Reference numerals:
1-a display; o is1-a screen rotation centre; o is2-an overall centre of gravity; o is3-a pivot centre; g-synthetic gravity; 10-a scaffold; 11-a track; 11 a-a first track; 11 b-a second track; 12-a moving member;12 a-a first moving member; 12 b-a second moving member; 20-screen connection base; 21-a swinging piece; 21 a-a first pendulum; 21 b-a second pendulum; 30-a constant force spring; 30 a-left constant force spring; 30 b-right constant force spring; 30 c-a first spring; 30 d-a second spring; 31-mobile end; 32-swing end.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present invention will be further explained with reference to specific embodiments.
Example 1
As shown in fig. 1, the present embodiment provides a display screen support frame, including: support 10, screen connecting seat 20 and constant force spring 30.
The screen connecting base 20 is rotatably pivoted (or called as pivoted) on the bracket 10 and is used for connecting the display 1; after the display screen 1 is installed on the screen connecting seat 20, the integral gravity center O of the display screen 1 and the screen connecting seat 20 is the synthetic gravity G2(i.e., the center of gravity of the screen attachment stand 20 and the display screen 1 as a whole) is deviated from the screen rotation center O of the screen attachment stand 201And (4) setting.
The two ends of the constant force spring 30 comprise a moving end 31 and a swinging end 32, and the moving end 31 is movably arranged on the bracket 10; the swing end 32 is swingably pivoted to the screen attachment base 20.
In the swinging process of the screen connecting seat 20, the resultant gravity G acts on the screen rotation center O1The screen moment is constantly changed; the moving end of the constant force spring 30 slides along with the swinging of the screen connecting seat 20, and the spring force F of the constant force spring 30 acts on the screen rotating center O along with the expansion and contraction1The spring moment is changed synchronously and proportionally, and is used for dynamically balancing the screen moment, namely the spring moment and the screen moment are kept equal and opposite in direction at the moment in the swinging process, or the difference between the spring moment and the screen moment and the difference in direction are kept unchanged at the moment in the swinging process, so that the display screen 1 stops along with the swinging process.
The utility model discloses simple structure at the display screen pendulum commentaries on classics in-process, the spring moment that the constant force spring produced is keeping constantly equal with screen moment size, and opposite direction really realizes the zero error change of spring moment and screen moment in the overall process, and great screen is changeing the in-process more nimble at the pendulum, and is not hard moreover, promotes the rotation that just can realize the screen gently, and the screen can be along with stopping at the pendulum commentaries on classics in-process moreover, has improved user experience greatly.
In the above technical solution, it is more preferable that the swing end 32 is at the swing center O of the screen connecting seat 203Overall center of gravity O2Screen rotation center O of screen connecting base1Are positioned on the same straight line.
The embodiment further comprises a moving member 12 movably arranged on the support 10, and a rail 11 arranged on the support 10, wherein the moving end 31 of the constant force spring 30 is connected to the moving member 12, and the moving member 12 is movably arranged on the rail 11. That is, the moving end 31 is slidably coupled to the stand 10 by the moving member 12.
In the above technical solution, the moving end can slide in the form of a slide rail, and the slide rail includes a moving rail as the moving member 12, a fixed rail as the rail 11, and balls; the moving end 31 of the constant force spring 30 is connected to the moving rail, and the fixed rail is fixedly arranged on the bracket 10; and a ball is arranged between the movable rail and the fixed rail.
Alternatively, in the above-described technical solution, as shown in fig. 2, the moving member 12 may be movably provided on the rail 11 by a rolling member such as a rolling bearing 12 a. Moving member 12 passes through antifriction bearing setting on track 11, and then effectively reduces the frictional resistance of moving member 12 to can realize that constant force spring 30 removes end 31 and slides along with the pendulum of screen connecting seat 20 changes fast, realize the balance of spring moment and screen moment fast (realize that the resultant moment of two moments is zero promptly).
Alternatively, the moving member 12 is a slider slidably disposed on the rail 11. When moving member 12 adopts the slider form, because the existence of frictional damping power, spring force and frictional damping power mutually support, can realize that display screen 1 is more stable after the location, be difficult to receive external force to disturb and swing at will, and then avoid influencing the viewer and watch the screen. In the same way, when the moving member 12 is arranged on the rail 11 by adopting the rolling balls and the rolling bearings, the surface of the rail 11 can be arranged in a zigzag manner, or the rail 11 is provided with a plurality of grooves at intervals on the ground for realizing the temporary locking of the moving member 12 and further realizing the stability of the display screen 1.
Wherein the rail 11 is preferably rectilinear and arranged horizontally.
The present embodiment further includes a swing member 21 rotatably pivoted on the screen connecting seat 20, and a swing end 32 of the constant force spring 30 is connected to the swing member 21, thereby being rotatably connected to the screen connecting seat 20 through the swing member 21. The pivot end 32 of the constant force spring 30 is disposed at the overall center of gravity O of the screen rotation center O12One side, mobile end31 are disposed above the swing end 32.
As shown in fig. 3, the number of the constant force springs 30 is two, and the two constant force springs include a left constant force spring 30a and a right constant force spring 30b, which are symmetrically disposed. Namely, the two ends of the left constant force spring 30a and the right constant force spring 30b are respectively arranged on the same moving member 12 and the same swinging member 21 back to back or face to face.
In the present embodiment, the moving end 31 is a connecting piece end of the constant force spring 30, and the swinging end 32 is a winding portion. In practical application, the two ends can be exchanged.
In addition, the screen connecting seat 20 is a circular disk body, and an outer ring mounting structure (such as an annular groove, an annular mounting table and the like) matched with the outer diameter of the circular disk body is arranged on the support 10; preferably, rolling members (such as balls, bearings or rollers, etc.) are disposed between the circular disc body and the outer ring mounting structure, and the screen connecting seat 20 is rotatably disposed on the outer ring mounting structure through the rolling members.
And a limiting structure (e.g., a limiting boss, a positioning pin and a positioning hole which are matched with each other) for limiting the rotation angle of the screen connecting seat 20 is arranged between the screen connecting seat 20 and the bracket 10.
The utility model provides a display screen support frame, simple structure, great screen are changeing the in-process more nimble at the pendulum, and are not hard moreover, promote the rotation that just can realize the screen gently, and the screen can be along with stopping at the pendulum in-process moreover, has improved user experience greatly.
Additionally, the utility model discloses well screen connecting seat 20 can realize two-way 90 pendulum and change, and prior art can only the folk prescription because of structural constraint pendulum changes 90, can not reverse two-way pendulum about 90 promptly. And the structure is simple, and the method is suitable for mass production and popularization and application.
Example 2
The structure of the present embodiment is substantially the same as that of embodiment 1, except that:
as shown in FIG. 4, the pivot end 32 of the constant force spring 30 is disposed at the overall center of gravity O1 of the screen center of rotation O12On the opposite side, the moving end 31 is disposed below the swing end 32 via the track 11.
Example 3
The structure of the present embodiment is substantially the same as that of embodiment 1, except that:
as shown in fig. 5, the rails include a first rail 11a and a second rail 11b, and the first rail 11a is disposed at the upper screen rotation center O of the bracket 101An upper part; the second rail 11b is provided at the upper screen rotation center O of the support 101Below;
the moving member includes a first moving member 12a provided on the first rail 11a, and a second moving member 12b provided on the second rail 11 b;
the swinging member includes screen rotation centers O respectively disposed on the screen connecting seats 201A first swing member 21a and a second swing member 21b on both left and right sides;
the constant force spring includes a first spring 30c provided between the first moving member 12a and the first swing member 21a, and a second spring 30d provided between the second moving member 12b and the second swing member 21 b.
This technical scheme includes two sets of moving members, pendulum spare and track promptly. More preferably, the two sets of moving members, swinging members and rails are arranged at the screen rotation center O1The first spring and the second spring are arranged symmetrically with respect to the center, and the spring moment of the first spring and the spring moment of the second spring are arranged symmetrically with respect to the center, thereby being structurally more stable.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A display screen support frame, comprising: the screen connecting seat is connected with the support;
the screen connecting seat can be pivoted on the bracket in a manner of rotating around a screen rotating center and is used for connecting a display;
after the display screen is arranged on the screen connecting seat, the integral gravity center of the display screen and the screen connecting seat is deviated from the screen rotating center in a projection plane vertical to the rotating axis of the screen connecting seat;
the two ends of the constant force spring comprise a moving end and a swinging end, and the moving end is movably arranged on the bracket; the swinging end can be pivoted on the screen connecting seat around a swinging center in a swinging manner;
in the swinging process of the screen connecting seat, the screen moment of the synthetic gravity on the screen rotating center is continuously changed; the moving end of the constant force spring moves along with the swinging of the screen connecting seat, the constant force spring stretches, and the spring force of the constant force spring changes the spring moment at the screen rotating center so as to dynamically balance the screen moment.
2. The display screen support bracket of claim 1, wherein the pivot center, the overall center of gravity and the screen rotation center of the pivot end on the screen connecting seat are located on the same line.
3. The monitor support stand of claim 1, further comprising a moving member movably disposed on the support, a track disposed on the support, wherein the moving end of the constant force spring is connected to the moving member, and the moving member is movably disposed on the track.
4. The display screen support frame of claim 3, further comprising a slide rail, the slide rail comprising a moving rail as the moving member, a fixed rail as the track, and a ball; the moving end of the constant force spring is connected to the moving rail, and the fixed rail is fixedly arranged on the bracket; and a ball is arranged between the movable rail and the fixed rail, and the movable rail is arranged on the fixed rail in a rolling and moving way through the ball.
5. The display screen support stand of claim 3, wherein the moving member is rollably movably disposed on the rail through a rolling bearing;
or, the moving member is a sliding block arranged on the track in a sliding manner.
6. The monitor support stand of any one of claims 3 to 5 wherein the track is linear and horizontally disposed.
7. The display screen support stand of claim 6, further comprising a swing member pivotally connected to the screen connecting base rotatably around the swing center, wherein a swing end of the constant force spring is connected to the swing member and rotatably connected to the screen connecting base through the swing member.
8. The display screen support bracket of claim 7, wherein the swing end of the constant force spring is disposed on one side of the overall center of gravity bounded by the screen rotation center, and the moving end is disposed above the swing end;
or the swinging end of the constant force spring is arranged on the opposite side of the whole gravity center with the screen rotation center as a boundary, and the moving end is arranged below the swinging end.
9. The support bracket of claim 1, wherein the number of the constant force springs is even, and the constant force springs are arranged in pairs, and two constant force springs in each pair are symmetrically arranged.
10. The display screen support bracket of claim 1, wherein a damping member is disposed between the screen attachment seat and the bracket, the damping member tending to resist the screen attachment seat from swinging relative to the bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920946026.3U CN211040259U (en) | 2019-06-23 | 2019-06-23 | Display screen support frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920946026.3U CN211040259U (en) | 2019-06-23 | 2019-06-23 | Display screen support frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211040259U true CN211040259U (en) | 2020-07-17 |
Family
ID=71565868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920946026.3U Withdrawn - After Issue CN211040259U (en) | 2019-06-23 | 2019-06-23 | Display screen support frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211040259U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375169A (en) * | 2019-06-23 | 2019-10-25 | 泰州市创新电子有限公司 | A kind of display screen support frame |
-
2019
- 2019-06-23 CN CN201920946026.3U patent/CN211040259U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375169A (en) * | 2019-06-23 | 2019-10-25 | 泰州市创新电子有限公司 | A kind of display screen support frame |
| CN110375169B (en) * | 2019-06-23 | 2024-05-03 | 泰州市创新电子有限公司 | Display screen support frame |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200717 Effective date of abandoning: 20240503 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200717 Effective date of abandoning: 20240503 |