CN110101176A - A kind of wrist of automatic tightness regulating wears equipment - Google Patents
A kind of wrist of automatic tightness regulating wears equipment Download PDFInfo
- Publication number
- CN110101176A CN110101176A CN201910284788.6A CN201910284788A CN110101176A CN 110101176 A CN110101176 A CN 110101176A CN 201910284788 A CN201910284788 A CN 201910284788A CN 110101176 A CN110101176 A CN 110101176A
- Authority
- CN
- China
- Prior art keywords
- wrist
- pressure
- guide rail
- permanent magnet
- rail
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
- A44C5/00—Bracelets; Wrist-watch straps; Fastenings for bracelets or wrist-watch straps
- A44C5/18—Fasteners for straps, chains or the like
- A44C5/22—Fasteners for straps, chains or the like for closed straps
- A44C5/24—Fasteners for straps, chains or the like for closed straps with folding devices
- A44C5/246—Fasteners for straps, chains or the like for closed straps with folding devices having size adjusting means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/14—Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
- G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Eyeglasses (AREA)
Abstract
The invention discloses a kind of wrists of automatic tightness regulating to wear equipment, and the scalable wrist strap including equipment body and connection equipment body, scalable wrist strap is equipped with: left rail, right guide rail and pressure-detecting device；Equipment body is equipped with: electromagnet and guide rail movable span；One end of left rail and right guide rail is both connected on scalable wrist strap, and the other end is hanging and slides through guide rail movable span, permanent magnet is provided on left rail and right guide rail, permanent magnet is located in the magnetic field range of electromagnet；Pressure-detecting device can perceive the pressure between wearer's wrist and scalable wrist strap, the magnetic field of electromagnet is automatically adjusted with the pressure that pressure-detecting device perceives, to drive left and right rail towards or away from movement, it elongates or shortens to controlling scalable wrist strap, realizes that wrist wears the elastic automatic adjustment of equipment, wearing equipment due to wrist of the invention being capable of automatic tightness regulating, the wrist of moment fitting wearer, it is thus easy to use and not easily to fall off, improve user experience.
Description
Technical field
The present invention relates to wrists to wear equipment technical field, in particular to a kind of wrist of automatic tightness regulating wears equipment.
Background technique
As the improvement of people's living standards, it is the convenience that life provides that people, which are more likely to consumption electronic product, thus
Consumer electronics used in daily life is continuously increased, wherein wearable device is as emerging and booming consumption electricity
Sub- product is constantly by big well known and like.
However, existing wrist wears equipment, such as motion bracelet, the traditional structures such as waistband button is mostly used to be fixed, worn
User is needed to fasten the watchband at both ends using belt buckle when wearing, it is inconvenient for use, and easily fallen off when strenuous exercise, together
When can also aggravate the abrasion of belt buckle and watchband, use the de- of the abrasion and entire motion bracelet for easily causing appearance over time
It falls.
Summary of the invention
Fixed inconvenient, the caducous problem of equipment is worn in view of prior art wrist, proposes a kind of automatic adjustment of the invention
Elastic wrist wears equipment, to overcome the above problem.
To achieve the goals above, present invention employs following technical solutions:
A kind of wrist of automatic tightness regulating wears equipment, the scalable wrist including equipment body and the connection equipment body
Band, the scalable wrist strap are equipped with: left rail, right guide rail and pressure-detecting device；The equipment body is equipped with: electromagnet and being led
Rail movable span；
One end of the left rail and the right guide rail is both connected on the scalable wrist strap, and the other end is hanging and sliding
Dynamic that permanent magnet is provided on the guide rail movable span, the left rail and the right guide rail, the permanent magnet is located at institute
It states in the magnetic field range of electromagnet；The pressure-detecting device can perceive the pressure between wearer's wrist and the scalable wrist strap
The magnetic field of power, the electromagnet is automatically adjusted with the pressure that the pressure-detecting device perceives, and is greater than default pressure in the pressure
When power, the left rail and the right guide rail back movement are driven, makes the scalable wrist strap elongation；It is less than in the pressure pre-
If when pressure, the left rail and the right guide rail is driven to move toward one another, shorten the scalable wrist strap.
Optionally, magnetic pole of permanent magnet of the permanent magnet of the left rail and the right guide rail or so is on the contrary, the electromagnetism
Iron is provided with two pieces, the permanent magnet left and right sides of the live apart left rail and the right guide rail, the magnetic field of two electromagnet
It is automatically adjusted simultaneously with the pressure of pressure-detecting device perception.
Optionally, the pole permanent magnet N of the left rail is towards a left side, and the pole permanent magnet N of the right guide rail is towards the right side；
When the pressure-detecting device sensed pressure is greater than preset pressure, two electromagnet are towards the permanent magnet
Side simultaneously be switched to the pole S, drive the left rail to slide to the left, the right guide rail slides to the right；When the pressure detecting
When device sensed pressure is less than preset pressure, two electromagnet are switched to the pole N simultaneously towards the side of the permanent magnet, drive
Move that the left rail slides to the right, the right guide rail slides to the left.
Optionally, the left rail and the right guide rail are equipped with fixed card slot, and the permanent magnet is fixed on the fixation
In card slot, the electromagnet is identical at a distance from the left rail and the right guide rail.
Optionally, the permanent magnet and the electromagnet are in the guide rail movable span of the equipment body.
Optionally, the pressure-detecting device is foil gauge, the scalable wrist strap further include: for fixing the strain
The foil gauge support plate of piece, the foil gauge support plate is fixed on the scalable wrist strap, positioned at pair of the equipment body
Side.
Optionally, one end of the left rail and the right guide rail is hinged in the foil gauge support plate.
Optionally, the foil gauge is fixed on the foil gauge support plate towards the side of wearer's wrist.
Optionally, the scalable wrist strap is made of silica gel or thermoplastic polyurethane elastomer rubber.
Optionally, it is smartwatch, Intelligent bracelet or wrist strap that the wrist, which wears equipment,.
In conclusion the beneficial effects of the present invention are:
Equipment body is connected using scalable wrist strap, while can as skeletal support using the left and right guide rail with permanent magnet
Flexible wrist strap is acted on by the wrist pressure perception of pressure-detecting device, automatically adjusts the magnetic field of electromagnet, left and right to drive
Guide rail is opposite or moves toward one another, so that scalable wrist strap be supported to elongate or shorten, realizes that wrist wears the elastic automatic adjustment of equipment, by
In wrist of the invention wear equipment can automatic tightness regulating, the moment is bonded the wrist of wearer, thus easy to use, and is not easy to take off
It falls, improves user experience.
Detailed description of the invention
Fig. 1 is the appearance diagram that a kind of wrist of automatic tightness regulating provided by one embodiment of the present invention wears equipment；
Fig. 2 is that the wrist of automatic tightness regulating shown in Fig. 1 wears the signal of the guide rail movable span at the Section A-A of apparatus embodiments
Figure；
Fig. 3 is that the wrist of automatic tightness regulating shown in Fig. 1 wears the scalable wrist strap internal structure schematic diagram of apparatus embodiments；
Fig. 4 is that the magneticaction of permanent magnet and electromagnet that the wrist of automatic tightness regulating shown in Fig. 3 wears apparatus embodiments shows
It is intended to；
Fig. 5 is that the wrist of automatic tightness regulating shown in Fig. 3 wears the guide rail side schematic view of apparatus embodiments；
In figure: equipment body 100, guide rail movable span 101, left electromagnet 102, right electromagnet 103, scalable wrist strap 200,
Left rail 201, right guide rail 202, left permanent magnet 203, right permanent magnet 204, foil gauge 205, foil gauge support plate 206, left fixation
Card slot 207, right fixed card slot 208.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
In the description of the present application, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for describe the application and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present application, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in application.
Technical concept of the invention is: connecting equipment body using scalable wrist strap, while will be left and right with permanent magnet
Guide rail perceives wrist pressure, the magnetic of Lai Zidong regulating magnet as the scalable wrist strap of skeletal support, by pressure-detecting device
, it drives left and right guide rail opposite or moves toward one another, so that scalable wrist strap be supported to elongate or shorten, realize that wrist wears the pine of equipment
Tight automatic adjustment, due to wrist of the invention wear equipment can automatic tightness regulating, the moment is bonded the wrist of wearer, thus uses
It is convenient and not easily to fall off, improve user experience.
The wrist that Fig. 1 to Fig. 5 shows the application automatic tightness regulating wears one embodiment of equipment, such as Fig. 1 to Fig. 5 institute
Show, the wrist of the automatic tightness regulating wears equipment, the scalable wrist strap including equipment body 100 and connection equipment body 100
200。
Equipment body 100 is equipped with: electromagnet and guide rail movable span 101.Guide rail movable span 101 is shown in the Section A-A figure institute of Fig. 2
Show, electromagnet includes left electromagnet 102 and 103 two pieces of right electromagnet, this two blocks of electromagnet are arranged at guide rail movable span 101
In range.
Fig. 3 shows the internal structure schematic diagram of scalable wrist strap 200, as shown in figure 3, the scalable wrist strap 200 is equipped with:
Left rail 201, right guide rail 202 and pressure-detecting device.Pressure-detecting device is foil gauge 205 in the present embodiment.Left rail 201
It is used as skeleton with right guide rail 202, the scalable wrist strap 200 as housing is supported, adjusts the length of scalable wrist strap 200.Strain
Piece 205 is used to perceive user's hand and wrist wears the pressure between equipment, i.e. perception user wears the elastic journey that wrist wears equipment
Degree.
As shown in Fig. 3 and Fig. 5, one end of left rail 201 and right guide rail 202 is both connected on scalable wrist strap 200, separately
One end is hanging and slides through guide rail movable span 101, is provided with permanent magnet on left rail 201 and right guide rail 202, respectively
Left permanent magnet 203 and right permanent magnet 204, these permanent magnets are located in the magnetic field range of the electromagnet of equipment body 100.It wore
Cheng Zhong, foil gauge 205 can perceive the pressure between wearer's wrist and scalable wrist strap 200, and the magnetic field of electromagnet is with strain
The pressure automatic adjustment that piece 205 perceives drives left rail 201 and right guide rail 202 mutually unlucky when pressure is greater than preset pressure
It is dynamic, extend scalable wrist strap 200；When pressure is less than preset pressure, left rail 201 and right guide rail 202 is driven to move toward one another,
Shorten scalable wrist strap 200, to realize that wrist is worn the automatic tune pine of equipment or tightened.
In the present embodiment, as shown in figure 4, being equipped with fixed card slot on left rail 201 and right guide rail 202, including it is left solid
Determine card slot 207 and right fixed card slot 208, left permanent magnet 203 and right permanent magnet 204 are solid by left fixed card slot 207 and the right side respectively
Determine card slot 208 to be fixed on left rail 201 and right guide rail 202.Left electromagnet 102 and right electromagnet 103 and left rail 201 and the right side
The distance of guide rail 202 is identical, thus it is identical to the magneticaction of two guide rails, make driving process stress equalization.
In the present embodiment, the magnetic pole or so of the right permanent magnet 204 of the left permanent magnet 203 and right guide rail 202 of left rail 201
The left and right sides of two pieces of permanent magnets on the contrary, left electromagnet 102 and right electromagnet 103 are lived apart, forms symmetrical structure, and left electromagnet
102 and right electromagnet 103 magnetic field simultaneously with foil gauge 205 perceive pressure automatically adjust, to guarantee same in the left and right sides
When apply magneticaction.In conjunction with Fig. 4 and Fig. 5, the wrist for introducing the application automatic tightness regulating wears the working principle of equipment:
As shown in figure 4, the pole N of left permanent magnet 203 is towards a left side, the pole N of right permanent magnet 204 is towards the right side；When foil gauge 205 perceives
When wrist pressure is greater than preset pressure, left electromagnet 102 and right electromagnet 103 are switched to simultaneously towards the side of two pieces of permanent magnets
The pole S, to drive, left rail 201 slides to the left, right guide rail 202 slides to the right, with reference to shown in Fig. 5 side view, due to left rail
201 and the region that surrounds of right guide rail 202 become larger, scalable wrist strap 200 extends, so the integral diameter that wrist wears equipment becomes larger, reaches
To the purpose for adjusting pine；When foil gauge 205 perceives wrist pressure less than preset pressure, left electromagnet 102 and right electromagnet 103
It is switched to the pole N simultaneously towards the side of two pieces of permanent magnets, left rail 201 slides to the right, right guide rail 202 slides to the left for driving, ginseng
It examines shown in Fig. 5 side view, the region that left rail 201 and right guide rail 202 surround becomes smaller, and scalable wrist strap 200 shortens, so wrist is worn
The integral diameter of equipment becomes smaller, and achievees the purpose that tighten.Wherein, preset pressure can be a determining pressure value, can also be with
It is the upper lower limit value of one section of pressure limit, as long as can satisfy user wears elastic demand.
In the present embodiment, left permanent magnet 203, right permanent magnet 204 and left electromagnet 102, right electromagnet 103 are in and set
In 101 range of guide rail movable span of standby main body 100, in elastic adjustment process, left permanent magnet 203 and right permanent magnet 204 without departing from
The size range that left electromagnet 102 and right electromagnet 103 limit, to ensure that the free end of guide rail will not be from guide rail movable span 101
Middle abjection.
In the present embodiment, as shown in Figure 3 and Figure 4, scalable wrist strap 200 further include: for fixing answering for foil gauge 205
Becoming piece support plate 206, foil gauge support plate 206 is fixed on scalable wrist strap 200, positioned at the opposite side of equipment body 100, thus
When wearing, just when foil gauge 205 be located at wearer's wrist lower part, with sensitive sensing wearer wrist pressure.201 He of left rail
One end of right guide rail 202 is hinged in foil gauge support plate 206, and rotation is flexible.
In the present embodiment, as shown in Figure 3 and Figure 4, foil gauge 205 is fixed on foil gauge support plate 206 towards wearer
The side of wrist, thus observantly pressure size of the perception wearer's wrist to scalable wrist strap 200.The foil gauge 205 can be with
It is resistance or condenser type foil gauge, to be directly used in the circuit of control electromagnet, thus at any time according to the wrist pressure of perception
Adjust the magnetic field situation of electromagnet.Certainly, the application is not restricted to a kind of this mode, and the magnetic of electromagnet may be implemented in other
Field can also be applied to the technical solution of the application with the mode of foil gauge linkage, and details are not described herein.
In the present embodiment, scalable wrist strap 200 is made of silica gel or thermoplastic polyurethane elastomer rubber.Silica gel uses
Soft type, with guaranteed quality softness, toughness and elasticity are preferably.And some other scalable material, such as thermoplasticity
Elastic polyurethane body rubber etc., in the case where elastic meet demand, it can also be used to make the scalable wrist strap 200 of the application.
In the present embodiment, it is that smartwatch, Intelligent bracelet or wrist strap etc. are worn that the wrist of automatic tightness regulating, which wears equipment,
In the equipment of wrist.When it is smartwatch that wrist, which wears equipment, equipment body 100 is the table body of smartwatch；Wearing equipment when wrist is
When Intelligent bracelet, equipment body 100 is the host of Intelligent bracelet.Certainly, the application is not limited only to this, and equipment body 100 may be used also
To be the ornament not comprising electronic equipment, or the mounting base for installing table body or host.
In conclusion the wrist for the automatic tightness regulating that the application proposes wears equipment, wrist is perceived by pressure-detecting device
Pressure controls the movement of left and right rail to automatically adjust the magnetic force of electromagnet, and structure novel can be adjusted at any time scalable wrist strap
Length, it is more convenient compared to previous waistband button-type wristband constructions, and be hardly damaged；Moreover, scalable wrist strap is as one
Whole, appearance is neatly generous, meets that the current modern life is brief efficiently to live aesthetic, and the inside of scalable wrist strap is led by left and right
Rail support, it may have enough intensity, it is ensured that it is stable and firm to wear process.
The above description is merely a specific embodiment, under above-mentioned introduction of the invention, those skilled in the art
Other improvement or deformation can be carried out on the basis of the above embodiments.It will be understood by those skilled in the art that above-mentioned tool
Body description only preferably explains that the purpose of the present invention, protection scope of the present invention should be subject to the protection scope in claims.
Claims (10)
1. a kind of wrist of automatic tightness regulating wears equipment, which is characterized in that including equipment body and the connection equipment body
Scalable wrist strap, the scalable wrist strap is equipped with: left rail, right guide rail and pressure-detecting device；The equipment body is equipped with:
Electromagnet and guide rail movable span；
One end of the left rail and the right guide rail is both connected on the scalable wrist strap, and the other end is hanging and sliding is worn
The guide rail movable span is crossed, permanent magnet is provided on the left rail and the right guide rail, the permanent magnet is located at the electricity
In the magnetic field range of magnet；The pressure-detecting device can perceive the pressure between wearer's wrist and the scalable wrist strap,
The magnetic field of the electromagnet is automatically adjusted with the pressure that the pressure-detecting device perceives, and is greater than preset pressure in the pressure
When, the left rail and the right guide rail back movement are driven, the scalable wrist strap elongation is made；It is less than in the pressure default
When pressure, the left rail and the right guide rail is driven to move toward one another, shortens the scalable wrist strap.
2. the wrist of automatic tightness regulating according to claim 1 wears equipment, which is characterized in that the permanent magnet of the left rail
With the magnetic pole of permanent magnet of the right guide rail or so on the contrary, the electromagnet is provided with two pieces, the left rail and described of living apart
At left and right sides of the permanent magnet of right guide rail, the magnetic field of two electromagnet simultaneously with the pressure of pressure-detecting device perception from
It is dynamic to adjust.
3. the wrist of automatic tightness regulating according to claim 2 wears equipment, which is characterized in that the permanent magnet of the left rail
The pole N is towards a left side, and the pole permanent magnet N of the right guide rail is towards the right side；
When the pressure-detecting device sensed pressure is greater than preset pressure, two electromagnet are towards the one of the permanent magnet
Side is switched to the pole S simultaneously, drives the left rail to slide to the left, the right guide rail slides to the right；When the pressure-detecting device
When sensed pressure is less than preset pressure, two electromagnet are switched to the pole N towards the side of the permanent magnet simultaneously, drive institute
State that left rail slides to the right, the right guide rail slides to the left.
4. the wrist of automatic tightness regulating according to claim 2 wears equipment, which is characterized in that the left rail and the right side
Guide rail is equipped with fixed card slot, and the permanent magnet is fixed in the fixed card slot, the electromagnet and the left rail and institute
The distance for stating right guide rail is identical.
5. the wrist of automatic tightness regulating according to claim 2 wears equipment, which is characterized in that the permanent magnet and the electricity
Magnet is in the guide rail movable span of the equipment body.
6. the wrist of automatic tightness regulating according to claim 1 wears equipment, which is characterized in that the pressure-detecting device is
Foil gauge, the scalable wrist strap further include: for fixing the foil gauge support plate of the foil gauge, the foil gauge support plate
It is fixed on the scalable wrist strap, positioned at the opposite side of the equipment body.
7. the wrist of automatic tightness regulating according to claim 6 wears equipment, which is characterized in that the left rail and the right side
One end of guide rail is hinged in the foil gauge support plate.
8. the wrist of automatic tightness regulating according to claim 6 wears equipment, which is characterized in that the foil gauge is fixed on institute
Foil gauge support plate is stated towards the side of wearer's wrist.
9. the wrist of automatic tightness regulating according to claim 1 wears equipment, which is characterized in that the scalable wrist strap is by silicon
Glue or thermoplastic polyurethane elastomer rubber are made.
10. the wrist of -9 described in any item automatic tightness regulatings wears equipment according to claim 1, which is characterized in that the wrist is worn
Equipment is smartwatch, Intelligent bracelet or wrist strap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910284788.6A CN110101176A (en) | 2019-04-10 | 2019-04-10 | A kind of wrist of automatic tightness regulating wears equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910284788.6A CN110101176A (en) | 2019-04-10 | 2019-04-10 | A kind of wrist of automatic tightness regulating wears equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110101176A true CN110101176A (en) | 2019-08-09 |
Family
ID=67483801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910284788.6A Pending CN110101176A (en) | 2019-04-10 | 2019-04-10 | A kind of wrist of automatic tightness regulating wears equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110101176A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111110205A (en) * | 2019-12-25 | 2020-05-08 | 维沃移动通信有限公司 | Wrist band, wearable device, and wearable device control method and device |
| CN111528550A (en) * | 2020-04-16 | 2020-08-14 | 潍坊科技学院 | Multifunctional wrist band for relieving and treating wrist joint soreness |
| CN111772305A (en) * | 2020-06-22 | 2020-10-16 | 朱益贵 | Wrist strap capable of randomly adjusting size for intelligent equipment |
| CN112401420A (en) * | 2020-11-12 | 2021-02-26 | 维沃移动通信有限公司 | Wearable device |
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| CN108851389A (en) * | 2018-09-17 | 2018-11-23 | 歌尔科技有限公司 | A kind of wristband constructions and a kind of wearable device |
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| CN111110205A (en) * | 2019-12-25 | 2020-05-08 | 维沃移动通信有限公司 | Wrist band, wearable device, and wearable device control method and device |
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| CN111528550A (en) * | 2020-04-16 | 2020-08-14 | 潍坊科技学院 | Multifunctional wrist band for relieving and treating wrist joint soreness |
| CN111772305A (en) * | 2020-06-22 | 2020-10-16 | 朱益贵 | Wrist strap capable of randomly adjusting size for intelligent equipment |
| CN112401420A (en) * | 2020-11-12 | 2021-02-26 | 维沃移动通信有限公司 | Wearable device |
| WO2022100541A1 (en) * | 2020-11-12 | 2022-05-19 | 维沃移动通信有限公司 | Wearable device |
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Application publication date: 20190809 |