CN215769379U - Novel moon phase display structure of watch - Google Patents
Novel moon phase display structure of watch Download PDFInfo
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- CN215769379U CN215769379U CN202022153713.5U CN202022153713U CN215769379U CN 215769379 U CN215769379 U CN 215769379U CN 202022153713 U CN202022153713 U CN 202022153713U CN 215769379 U CN215769379 U CN 215769379U
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Abstract
The utility model is suitable for the technical field of watches, and provides a novel moon phase display structure of a watch, which comprises a watch body, wherein a moon phase display disc is fixed on a 59-tooth moon phase transmission disc, a moon phase display disc night sky region and a moon region of the moon phase display disc are arranged on the moon phase display disc, and a circular window is arranged on the disc surface above the moon phase display disc night sky region and the moon region of the moon phase display disc; the watch body is provided with a rotation assembly for driving the moon phase display disc to rotate, and the watch body is also provided with an adjusting assembly for manual adjustment. This novel moon looks of wrist-watch shows structure can hardly additionally occupy wrist-watch space and thickness, need not to increase the technology degree of difficulty moreover, benefits from stirring twice every day, stirs a tooth at every turn, and the interval time is about 2 hours, compares in international traditional 29.5 days moon looks system, can also avoid the moon looks time of beating invariable, but summer and winter day black time difference about 2 hours, can't be along with the drawback of time difference change.
Description
Technical Field
The utility model belongs to the technical field of watches, and particularly relates to a novel moon phase display structure of a watch.
Background
Internationally, many mechanical wristwatches are designed with lunar phase display structures, which can display lunar phases on the same day, each change cycle of the lunar phases is 29.53 days, approximately 29.5 days are commonly used as a lunar phase cycle in a watch timing tool, a standard lunar phase structure in the mechanical watches is generally designed by adopting 59-tooth transmission (hereinafter, 59-tooth lunar phases), 1 tooth is rotated every day, namely, one circle of operation is performed every 59 days to complete lunar phase display of two cycles, so that accurate display of 29.5 days of each lunar phase cycle is realized.
The traditional mechanical watch has the following functional disadvantages of 29.5 days in a cycle of lunar phase:
although the traditional 59-tooth lunar phase can complete accurate lunar phase display in a period of 29.5 days, a complex lunar phase module needs to be additionally added, the whole thickness of the movement is increased, and new functions are added outside basic functions (time and calendar functions) of the movement, and extra kinetic energy of the movement needs to be occupied to ensure the operation of the system, so that the requirement of the lunar phase function on the movement is high, and in order to reduce extra load of the movement as much as possible, the traditional 59-tooth lunar phase display disc is very small in design and different in appearance.
The conventional 59-tooth lunar phase function operates by jumping by 1 tooth by about 6.1 degrees every 24 hours of fixed time, as is well known, the difference between summer and winter dark time is about 2 hours, assuming that the summer dark time is 20:00 and the winter dark time is 18:00, if the jumping time of the conventional 59-tooth lunar phase function mechanical watch is set to be 20:00 per day, the lunar phase observed by the watch when the winter is 18:00 dark will be the lunar phase of the previous day, and similarly, if the jumping time is set to be 18:00, the lunar phase display of the summer watch will jump 2 hours before the dark.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a novel moon phase display structure of a watch, which aims to solve the problems in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme:
a novel moon phase display structure of a watch comprises a watch body, wherein a 59-tooth moon phase transmission disc, a time wheel, a moon phase display disc and a disc surface are arranged on the watch body; the moon phase display disc is fixed on the 59-tooth moon phase transmission disc, a moon phase display disc night sky region and a moon region are arranged on the moon phase display disc, the disc surface is fixed above the moon phase display disc, and a circular window is arranged above the moon phase display disc night sky region and the moon region of the moon phase display disc on the disc surface;
the 59-tooth lunar phase transmission disc is of an annular structure, 59 internal teeth are uniformly distributed on the inner side wall, a rotation assembly for driving the lunar phase display disc to rotate is arranged on the meter body, and an adjusting assembly for manual adjustment is further arranged on the meter body; when the lunar phase display disc rotates, the lunar phase display disc night space area and the lunar phase display disc lunar area rotate around below the circular window, and the lunar phase display disc night space area and the lunar phase display disc lunar area display different lunar segment shapes under the shielding of the circular window.
As a further scheme of the utility model: the autorotation assembly comprises a lunar phase shifting wheel, a lunar phase shifting head and a first differential gear;
the hour wheel is meshed with the first differential gear, the first differential gear is meshed with the moon phase shifting wheel, and the moon phase shifting wheel is riveted with the moon phase shifting head; the first differential gear is driven by the hour wheel, the moon phase shifting wheel is driven by the first differential gear to rotate, the moon phase shifting wheel and the moon phase shifting head are riveted and synchronously rotated, the moon phase shifting wheel rotates for one circle every 24 hours, so that the moon phase shifting head riveted with the moon phase shifting wheel is driven to rotate for one circle every 24 hours, when the moon phase shifting head rotates to the A position and the B position, the 59-tooth moon phase transmission disc is respectively driven to rotate for 1 tooth, namely 6.1 degrees, the total rotation of 12.2 degrees is achieved by shifting for two times, and the time interval of shifting for two times is about 2 hours.
As a further scheme of the utility model: the adjusting component comprises a handle head driving wheel, a vertical wheel and a moon phase fast dial wheel;
the watch body is provided with a handle driving wheel, a vertical wheel, a moon phase fast thumb wheel and a second differential gear, the second differential gear is meshed with the hour wheel, and the bottom of the moon phase fast thumb wheel is provided with a chute; when the handlebar is pulled to enable the vertical wheel to be meshed with the second differential gear, the handlebar is rotated clockwise, the handlebar driving wheel drives the vertical wheel, and the vertical wheel drives the second differential gear to rotate, so that the function of quickly adjusting time is realized; in the state, the central point of the lunar phase fast dial wheel is positioned at the point C of the chute, so the rotating handle rod can drive the lunar phase fast dial wheel to rotate, but the lunar phase fast dial wheel dial head is separated from the internal teeth, so the lunar phase fast dial wheel rotates and cannot dial the internal teeth, and the 59-tooth lunar phase transmission disc cannot be driven to rotate; when the handle rod is pulled to separate the vertical wheel from the second differential gear, the handle head is rotated anticlockwise, the handle head driving wheel drives the vertical wheel, the vertical wheel drives the lunar phase fast dial wheel to move to a sliding groove D point from a sliding groove C point and rotate, so that the lunar phase fast dial wheel dials the inner teeth to drive the 59-tooth lunar phase driving disc to rotate, the lunar phase display disc synchronously rotates, and the function of manually and quickly calibrating the lunar phase is realized.
As a further scheme of the utility model: the watch body is provided with a 59-tooth moon phase transmission disc positioning elastic sheet, one end of the 59-tooth moon phase transmission disc positioning elastic sheet is fixed on the bottom plate through a screw, and the other end of the 59-tooth moon phase transmission disc positioning elastic sheet is clamped between two adjacent inner teeth under the elastic action; the internal teeth are positioned along with the rotation of the 59-tooth moon phase transmission disc, so that the internal teeth are prevented from passing through the teeth or rotating at an overlarge angle due to inertia.
As a further scheme of the utility model: the 59-tooth moon phase transmission disc and the moon phase display disc are fixed together in a gluing, riveting or threaded connection mode; the lunar phase display disk is rotated by 12.2 degrees every day, and is rotated by one circle every 29.5 days, which corresponds to a period of 29.5 days of a real lunar phase.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model is based on the basic movement calendar system, hardly occupies additional watch space and thickness, and does not need to increase process difficulty, and realizes more advanced and complex 29.5-day-month phase function in the mechanical watch in an extremely simple mode.
2. The utility model has simple structure and easy realization, benefits from twice shifting every day, shifts one tooth every time, has the interval time of about 2 hours, and can also avoid the defect that the lunar phase jumping time is constant, but the difference of the dark time in summer and winter is about 2 hours, which can not change along with the time difference, compared with the international traditional 29.5-day lunar phase system.
3. The lunar phase function is realized based on the change of the calendar system, the lunar phase system operates without increasing extra movement burden, and even the movement with the calendar function at the lower end can be well compatible and operate through simple change.
4. The size and the position of the moon and the starry sky area of the moon phase display disc of the dial can be adjusted by adjusting the size of the moon phase display window of the dial and printing and adjusting the size of the moon and the starry sky area of the moon phase display disc, so that the defect that the size and the shape of the moon phase function window of the traditional 29.5-day moon phase are single in size and shape is avoided.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.
Fig. 1 is a schematic top view of the present invention.
FIG. 2 is a schematic diagram of points A and B in the embodiment of the present invention.
Fig. 3 is a schematic diagram of an internal structure according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of points C and D in the embodiment of the present invention.
Fig. 5 is a schematic view of a combined structure of a lunar phase display disk and a disk surface in an embodiment of the present invention.
FIG. 6 is a schematic top view of a disk surface according to an embodiment of the present invention.
In the figure: 1-bottom plate, 2-59 teeth lunar phase transmission plate, 3-vertical wheel, 4-lunar phase fast dial wheel, 5-second differential gear, 6-hour wheel, 7-first differential gear, 8-59 teeth lunar phase transmission plate positioning elastic sheet, 9-lunar phase dial wheel, 10-lunar phase dial head, 11-head transmission wheel, 12-minute wheel, 13-internal tooth, 14-chute, 15-lunar phase display plate night sky area, 16-lunar phase display plate, 17-lunar phase display plate lunar sphere area, 18-plate surface and 19-circular window.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Example 1
Referring to fig. 1 to 6, in an embodiment of the present invention, a novel moon phase display structure of a watch includes a watch body, wherein a 59-tooth moon phase transmission disc 2, an hour wheel 6, a moon phase display disc 16 and a disc surface 18 are disposed on the watch body; the lunar phase display disc 16 is fixed on the 59-tooth lunar phase transmission disc 2, a lunar phase display disc night sky area 15 and a lunar phase display disc lunar area 17 are arranged on the lunar phase display disc 16, the disc surface 18 is fixed above the lunar phase display disc 16, and a circular window 19 is arranged above the lunar phase display disc night sky area 15 and the lunar phase display disc lunar area 17 on the disc surface 18;
the 59-tooth lunar phase transmission disc 2 is of an annular structure, 59 internal teeth 13 are uniformly distributed on the inner side wall, a self-rotation assembly for driving the lunar phase display disc 16 to rotate is arranged on the watch body, and an adjusting assembly for manual adjustment is further arranged on the watch body; when the moon phase display disk 16 rotates, the moon region 15 and the moon region 17 of the moon phase display disk revolve around below the circular window 19, and the moon phase display disk night space region 15 and the moon region 17 of the moon phase display disk display different moon segment shapes under the shielding of the circular window 19.
Specifically, the rotation assembly comprises a moon phase shifting wheel 9, a moon phase shifting block 10 and a first differential gear 7;
the hour wheel 6 is meshed with a first differential gear 7, the first differential gear 7 is meshed with a moon phase thumb wheel 9, and the moon phase thumb wheel 9 is riveted with a moon phase thumb head 10; the hour wheel 6 drives the first differential gear 7, the first differential gear 7 drives the moon phase shifting wheel 9 to rotate, the moon phase shifting wheel 9 and the moon phase shifting head 10 are riveted and synchronously rotate, the moon phase shifting wheel 9 rotates for one circle every 24 hours, so that the moon phase shifting head 10 riveted with the moon phase shifting wheel is driven to rotate for one circle every 24 hours, when the moon phase shifting head 10 rotates to the A position and the B position, the 59-tooth moon phase transmission disc 2 is respectively driven to rotate for 1 tooth, namely 6.1 degrees, the total rotation of the two-time shifting is 12.2 degrees, and the time interval of the two-time shifting is about 2 hours.
Specifically, the adjusting assembly comprises a handle driving wheel 11, a vertical wheel 3 and a moon phase quick dial wheel 4;
the watch body is provided with a handle driving wheel 11, a vertical wheel 3, a lunar phase fast thumb wheel 4 and a second differential gear 5, the second differential gear 5 is meshed with an hour wheel 6, and the bottom of the lunar phase fast thumb wheel 4 is provided with a chute 14; the handle bar is pulled to drive the handle driving wheel 11 and the vertical wheel 3 to move left and right to realize meshing or separation with the second differential gear 5, when the handle bar is pulled to enable the vertical wheel 3 to be meshed with the second differential gear 5, the handle is rotated clockwise, the handle driving wheel 11 drives the vertical wheel 3, and the vertical wheel 3 drives the second differential gear 5 to rotate, so that the function of quickly adjusting time is realized; in the state, the central point of the moon phase fast thumb wheel 4 is positioned at the point C of the chute, so the rotating handle rod can drive the moon phase fast thumb wheel 4 to rotate, but the thumb head of the moon phase fast thumb wheel 4 is separated from the internal teeth 13, so the moon phase fast thumb wheel 4 rotates and cannot be pushed to the internal teeth 13, and the 59-tooth moon phase transmission disc 2 cannot be driven to rotate in the state; when the handle rod is pulled to separate the vertical wheel 3 from the second differential gear 5, the handle head is rotated anticlockwise, the handle head driving wheel 11 drives the vertical wheel 3, the vertical wheel 3 drives the lunar phase fast dial wheel 4 to move to the sliding groove D from the sliding groove C and rotate, so that the lunar phase fast dial wheel 4 dials the internal teeth 13 to drive the 59-tooth lunar phase transmission disc 2 to rotate, the lunar phase display disc 16 synchronously rotates, and the function of manually and quickly calibrating the lunar phase is realized.
Furthermore, a 59-tooth moon phase transmission disc positioning elastic sheet 8 is arranged on the watch body, one end of the 59-tooth moon phase transmission disc positioning elastic sheet 8 is fixed on the bottom plate 1 through a screw, and the other end of the 59-tooth moon phase transmission disc positioning elastic sheet 8 is clamped between two adjacent inner teeth 13 under the elastic action; the internal teeth 13 are positioned along with the rotation of the 59-tooth moon phase transmission plate 2, and the internal teeth 13 are prevented from being over-toothed or rotating at an excessively large angle due to inertia.
Specifically, the 59-tooth moon phase transmission disc 2 and the moon phase display disc 16 can be fixed together through gluing, riveting, screwing and the like to synchronously rotate, so that the moon phase display disc 16 rotates about 12.2 degrees every day, rotates one circle every 29.5 days, and corresponds to a period of 29.5 days of a real moon phase.
The moon phase display structure is realized by changing a calendar disc, a fast calendar wheel, a calendar wheel and a calendar positioning elastic sheet of a basic movement of the watch into a 59-tooth moon phase transmission disc 2, a fast moon phase wheel 4, a moon phase wheel 9 and a 59-tooth moon phase transmission disc positioning elastic sheet 8, so that the size and the packaging part of the parts are basically consistent with a basic movement calendar system, only the number of teeth in the calendar disc is changed, and the sizes of the dial wheel and a dial head of the fast dial and the size of the positioning elastic sheet are correspondingly changed.
The working principle of the embodiment of the utility model is as follows:
this novel moon phase shows structure display mode:
the internal teeth 13 are shifted to drive the 59-tooth moon phase transmission disc 2 to rotate, the moon phase display disc 16 synchronously rotates, the disc surface 18 covers the moon phase display disc 16 to form shielding, and the circular window 19 is arranged on the disc surface 18 to display the change of moon phase, yin phase and yang phase circle segment formed by the rotation of the lower moon phase display disc 16.
Self-rotation of the lunar phase display system:
1, a first differential gear 7 is driven by an hour wheel 6, a moon phase thumb wheel 9 is driven by the first differential gear 7 to rotate, the moon phase thumb wheel 9 is riveted with a moon phase thumb wheel 10, the moon phase thumb wheel 10 rotates along with the moon phase thumb wheel 9, and a moon phase display disc 16 synchronously rotates along with a moon phase transmission disc 2;
2, in 24 hours, namely one day, when the lunar phase shifting block 10 rotates to the position A of the internal teeth 13, the lunar phase shifting block 10 drives the internal teeth 13 to rotate, and the 59-tooth lunar phase transmission disc 2 is ensured to rotate clockwise by 1 tooth, namely about 6.1 degrees, by the 59-tooth lunar phase transmission disc positioning elastic sheet 8, and cannot pass through teeth due to inertia; when the moon phase shifting block 10 rotates to the position B, the moon phase transmission disc is driven to rotate clockwise for the second time by 1 tooth, namely, about 6.1 degrees, the time interval between two shifting operations is about 2 hours, the total rotation angle is about 12.2 degrees, the moon phase transmission disc rotates on the same day after the two jumping operations, the 59-tooth moon phase transmission disc 2 is still at all times except the position A and the position B of the moon phase shifting block 10 at the inner teeth 13, so that even if the moon phase display disc 16 and the 59-tooth moon phase transmission disc 2 are enlarged and increase a certain weight, the extra burden can not be brought to the movement almost, and the normal operation of the movement hanging and carrying function can be ensured.
Manual quick dial adjustment of the lunar phase display system:
1, driving a handle head driving wheel 11 and a vertical wheel 3 to move left and right by drawing a handle head rod to realize meshing or separation with a differential gear 25;
2, when the handle rod is pulled to enable the vertical wheel 3 to be meshed with the differential gear 25, the handle head is rotated clockwise, the handle head driving wheel 11 drives the vertical wheel 3, and the vertical wheel 3 drives the differential gear 25 to rotate, so that the function of quickly adjusting time is realized; in the state, the central point of the moon phase fast thumb wheel 4 is positioned at the point C of the chute, so the rotating handle rod can drive the moon phase fast thumb wheel 4 to rotate, but the thumb head of the moon phase fast thumb wheel 4 is separated from the internal teeth 13, so the moon phase fast thumb wheel 4 rotates and cannot be pushed to the internal teeth 13 in the state, and the 59-tooth moon phase transmission plate 2 cannot be driven to rotate in the state;
3, when the handle rod is pulled to separate the vertical wheel 3 from the differential gear 25, the handle head is rotated anticlockwise, the handle head driving wheel 11 drives the vertical wheel 3, the vertical wheel 3 drives the lunar phase fast dial wheel 4 to move from the point of the chute C to the point of the chute D and rotate, so that the lunar phase fast dial wheel 4 dials the internal teeth 13 to drive the 59-tooth lunar phase transmission disc 2 to rotate, the 59-tooth lunar phase transmission disc 2 and the lunar phase display disc 16 are fixed together, and the central points are consistent to realize synchronous rotation, thereby realizing the function of manually and rapidly calibrating the lunar phase; the manual rapid adjustment function of the lunar phase display system is consistent with the calendar function structure and principle of the basic movement.
Example 2
Referring to fig. 1 to 6, in an embodiment of the present invention, a novel moon phase display structure of a watch is different from embodiment 1 in that the moon phase shifting block 10 is not limited to the single appearance or structure described in embodiment 1, and may be adjusted according to the pitch of the internal teeth 13 to reduce the tooth width of the moon phase shifting block 10, and instead, one shifting tooth is provided every 180 ° to shift one tooth of the 59-tooth moon phase transmission plate 2 every 12 hours, or two teeth of the 59-tooth moon phase transmission plate 2 every 24 hours.
The utility model realizes accurate display of a 29.5-day one-month phase cycle by adopting a mode of rotating 2 teeth every 24 hours, namely rotating one circle in 29.5 days through the transmission of a mechanical watch movement, and is different from a traditional display mode of rotating one tooth every 24 hours and completing two 29.5-day month phase cycles by rotating one circle in 59 days of a 59-tooth month phase.
The utility model is characterized in that the 59-tooth moon phase transmission disc 2 is adopted, and 2 teeth are rotated every 24 hours, and the jumping time interval of two teeth is 2 hours, so as to avoid the defect of inaccurate moon phase jumping time caused by the difference between dark time in summer and winter, but the utility model is not limited to the jumping time interval of two teeth being 2 hours, and if the moon phase shifting head 10 is modified or simply changed to change the jumping time interval of two teeth and the like in the range without departing from the technical characteristics provided by the utility model, the utility model still belongs to the technical characteristics range of the utility model.
The utility model is characterized in that the 59-tooth moon phase transmission disc 2 is adopted, 2 teeth are rotated every 24 hours, the moon phase display disc 16 adopts a circular structure, the night sky area 15 of the moon phase display disc is also circular, and the utility model is not limited to the form, for example, the night sky display area is changed into other shapes except the circular shape, or the night sky area 15 of the moon phase display disc is changed into a moon display area, and the moon area 17 of the moon phase display disc is changed into the night sky display area, and the like, and also belongs to the technical characteristic range of the utility model.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides a novel moon looks display structure of wrist-watch, includes the table body, be equipped with 59 teeth moon looks driving disk (2), hour wheel (6), moon looks display disk (16) and quotation (18) on the table body, its characterized in that:
the moon phase display disc (16) is fixed on the 59-tooth moon phase transmission disc (2), a moon phase display disc night sky region (15) and a moon phase display disc moon region (17) are arranged on the moon phase display disc (16), the disc surface (18) is fixed above the moon phase display disc (16), and a circular window (19) is arranged above the moon phase display disc night sky region (15) and the moon phase display disc moon region (17) of the disc surface (18);
the lunar phase transmission disc (2) with 59 teeth is of an annular structure, 59 internal teeth (13) are uniformly distributed on the inner side wall, a rotation assembly used for driving the lunar phase display disc (16) to rotate is arranged on the watch body, and an adjusting assembly used for manual adjustment is further arranged on the watch body.
2. The novel moon phase display structure of watch of claim 1, wherein:
the self-rotating assembly comprises a moon phase shifting wheel (9), a moon phase shifting head (10) and a first differential gear (7);
the hour wheel (6) is meshed with the first differential gear (7), the first differential gear (7) is meshed with the moon phase shifting wheel (9), and the moon phase shifting wheel (9) is riveted with the moon phase shifting head (10).
3. The novel moon phase display structure of watch of claim 1, wherein:
the adjusting component comprises a handle head driving wheel (11), a vertical wheel (3) and a moon phase quick dial wheel (4);
the watch body is provided with a handle driving wheel (11), a vertical wheel (3), a moon phase fast dial wheel (4) and a second differential gear (5), the second differential gear (5) is meshed with the hour wheel (6), and the bottom of the moon phase fast dial wheel (4) is provided with a sliding groove (14).
4. The novel moon phase display structure of a wristwatch as claimed in any one of claims 1 to 3, wherein:
the watch body is provided with a 59-tooth moon phase transmission disc positioning elastic sheet (8), one end of the 59-tooth moon phase transmission disc positioning elastic sheet (8) is fixed on the bottom plate (1) through a screw, and the other end of the 59-tooth moon phase transmission disc positioning elastic sheet (8) is clamped between two adjacent inner teeth (13) under the elastic action.
5. The novel moon phase display structure of watch of claim 1, wherein:
the 59-tooth moon phase transmission disc (2) and the moon phase display disc (16) are fixed together in a gluing, riveting or threaded manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022153713.5U CN215769379U (en) | 2020-09-27 | 2020-09-27 | Novel moon phase display structure of watch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022153713.5U CN215769379U (en) | 2020-09-27 | 2020-09-27 | Novel moon phase display structure of watch |
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| Publication Number | Publication Date |
|---|---|
| CN215769379U true CN215769379U (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022153713.5U Active CN215769379U (en) | 2020-09-27 | 2020-09-27 | Novel moon phase display structure of watch |
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|---|---|
| CN (1) | CN215769379U (en) |
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- 2020-09-27 CN CN202022153713.5U patent/CN215769379U/en active Active
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