CN113130225A - Waterproof switch device capable of automatically dehumidifying and prolonging service life of equipment - Google Patents
Waterproof switch device capable of automatically dehumidifying and prolonging service life of equipment Download PDFInfo
- Publication number
- CN113130225A CN113130225A CN202110418763.8A CN202110418763A CN113130225A CN 113130225 A CN113130225 A CN 113130225A CN 202110418763 A CN202110418763 A CN 202110418763A CN 113130225 A CN113130225 A CN 113130225A
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- fixedly connected
- rotating
- compression spring
- switch device
- service life
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/261—Drying gases or vapours by adsorption
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Drying Of Gases (AREA)
Abstract
The invention relates to the technical field of waterproof switches, and discloses a waterproof switch device capable of automatically dehumidifying and prolonging the service life of equipment. This can improve equipment life's waterproof switch device dehumidifies automatically, when the dehumidification ball absorbs the inside moisture of suction chamber and reaches a basis weight, can drive the rolling disc and rotate this moment, further makes the inside dehumidification ball of apotheca add the inside that connects the silo again, and the dehumidification ball can automatic cycle absorb the inside moisture of suction chamber this moment to moist air influence switch life's effect in avoiding equipment has been reached. After the dehumidification pill in the storage chamber is used up, further make movable contact and fixed contact, the buzzer siren can take place the police dispatch newspaper sound this moment to reached and reminded people to increase the effect of new dehumidification pill.
Description
Technical Field
The invention relates to the technical field of waterproof switches, in particular to a waterproof switch device capable of automatically dehumidifying and prolonging the service life of equipment.
Background
The waterproof switch is just a switch capable of being operated by wet hands as the name implies, has the advantages of reasonable design, long service life, high temperature resistance, high current impact resistance and the like, and is often installed in wet places such as toilets and kitchens.
Be applied to inside waterproof switch of bathroom not have automatic dehumidification function, moist air not only can corrode the inside metal material of switch, still can cause the waterproof switch electric leakage condition to take place, waterproof switch among the prior art has very big potential safety hazard, and how to avoid moist air to influence the life of switch in the equipment and become an important problem, therefore we have provided a waterproof switch device that can automatic dehumidification improve equipment life.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the waterproof switch device capable of automatically dehumidifying and prolonging the service life of equipment, which has the advantage of avoiding the influence of moist air in the equipment on the service life of the switch, and solves the problems that the waterproof switch applied to the interior of a toilet does not have an automatic dehumidifying function, the moist air can not only corrode a metal material in the interior of the switch, but also can cause the leakage condition of the waterproof switch, and the waterproof switch in the prior art has great potential safety hazard.
(II) technical scheme
In order to achieve the purpose of preventing moist air in the equipment from influencing the service life of the switch, the invention provides the following technical scheme: a waterproof switch device capable of automatically dehumidifying and prolonging service life of equipment comprises a shell, wherein a first compression spring is fixedly connected inside the top of the shell, an upper baffle is fixedly connected on the left side of the first compression spring, a storage chamber is arranged on the top inside the shell, a second compression spring is fixedly connected on the bottom inside the storage chamber, an arc-shaped support plate is fixedly connected on the top of the second compression spring, a movable contact is fixedly connected on the top of the arc-shaped support plate, a fixed contact is fixedly connected on the top inside the storage chamber, a water suction chamber is arranged at the bottom of the storage chamber, a rotating disc is movably connected inside the water suction chamber, a material receiving groove is arranged on the top of the rotating disc, ratchet teeth are fixedly connected on the left side of the rotating disc, a first rotating cone wheel is fixedly connected on the front side of the rotating disc, and a second rotating cone wheel is meshed and connected on the right side of the front side of the, the second rotates the first transfer line of right side fixedly connected with of cone pulley, the right side welding of first transfer line has first belt pulley, the bottom transmission of first belt pulley is connected with the rotation belt, one side transmission that first belt pulley was kept away from to the rotation belt is connected with the second belt pulley, the left side welding of second belt pulley has the second dwang, the left side welding of second dwang has the cross baffle, the left side fixedly connected with third compression spring of the indoor portion that absorbs water, the right side fixedly connected with bracing piece of third compression spring, the right side welding of bracing piece has spacing sloping block, the bottom of the room that absorbs water is provided with the waste recovery room, the bottom fixedly connected with fourth compression spring of waste recovery room, baffle under the left side fixedly connected with of fourth compression spring.
Preferably, the upper baffle is movably connected to the top of the storage chamber, and the top of the upper baffle is fixedly connected with a handle.
Preferably, the movable contact is arranged right below the fixed contact, and the movable contact is electrically connected with the fixed contact and the buzzer alarm.
Preferably, four receiving grooves are uniformly formed in the rotating disc, the angle between two adjacent receiving grooves is ninety degrees, and the left side of the inner part of each receiving groove is lower than the right side of the inner part of each receiving groove.
Preferably, four ridges are fixedly connected to the outer wall of the rotating disc, and an angle between the adjacent ridges is ninety degrees.
Preferably, the cross baffle is vertically movably connected between the storage chamber and the water suction chamber.
Preferably, the right side of the limit oblique block is clamped at the bottom of the left side of the ratchet.
Preferably, the lower baffle is movably connected to the bottom of the waste recovery chamber, and the lower baffle is fixedly connected with a handle.
(III) advantageous effects
Compared with the prior art, the invention provides the waterproof switch device capable of automatically dehumidifying and prolonging the service life of equipment, and the waterproof switch device has the following beneficial effects:
1. this can improve equipment life's waterproof switch device dehumidifies automatically, through room and rolling disc absorb water, the cross baffle, the cooperation that connects the silo is used, when the dehumidification ball absorbs the moisture of the indoor portion that absorbs water and reaches basis weight, can drive the rolling disc and rotate this moment, further make the cross baffle rotate, the inside dehumidification ball of apotheca can add the inside that connects the silo again this moment, the dehumidification ball can absorb the moisture of the indoor portion that absorbs water by automatic cycle this moment, thereby the effect of moist air influence switch life in avoiding equipment has been reached.
2. This can automatic dehumidification improve equipment life's waterproof switch device, through apotheca and arc backup pad, second compression spring, movable contact, fixed contact's cooperation use, use totally the back when the inside dehumidification ball of apotheca, the arc backup pad can the upward movement under second compression spring's effect this moment, further make movable contact can contact with fixed contact, the buzzer siren can take place the police dispatch newspaper sound this moment to reached and reminded people to increase the effect of new dehumidification ball.
Drawings
FIG. 1 is a schematic front view of the overall structure of the present invention;
FIG. 2 is a front view of the rotary plate structure of the present invention;
FIG. 3 is a front view of the structure of the water suction chamber of the present invention;
FIG. 4 is a schematic front view of the cross baffle structure of the present invention;
FIG. 5 is an enlarged view of the structure A of FIG. 1 according to the present invention.
In the figure: 1. a housing; 2. a first compression spring; 3. an upper baffle plate; 4. a storage chamber; 5. a second compression spring; 6. an arc-shaped support plate; 7. a movable contact; 8. a fixed contact; 9. a water suction chamber; 10. rotating the disc; 11. a material receiving groove; 12. a ratchet; 13. a first rotating cone pulley; 14. a second rotating cone pulley; 15. a first rotating lever; 16. a first belt pulley; 17. rotating the belt; 18. a second belt reel; 19. a second rotating lever; 20. a cross baffle plate; 21. a third compression spring; 22. a support bar; 23. a limit oblique block; 24. a waste recovery chamber; 25. a fourth compression spring; 26. and a lower baffle plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a waterproof switch device capable of automatically dehumidifying and prolonging the service life of equipment comprises a housing 1, a first compression spring 2 is fixedly connected inside the top of the housing 1, an upper baffle 3 is fixedly connected on the left side of the first compression spring 2, a storage chamber 4 is arranged on the top of the interior of the housing 1, the upper baffle 3 is movably connected on the top of the storage chamber 4, a handle is fixedly connected on the top of the upper baffle 3, a second compression spring 5 is fixedly connected on the bottom of the interior of the storage chamber 4, an arc-shaped support plate 6 is fixedly connected on the top of the second compression spring 5, a movable contact 7 is fixedly connected on the top of the arc-shaped support plate 6, a fixed contact 8 is fixedly connected on the top of the interior of the storage chamber 4, the movable contact 7 is arranged under the fixed contact 8, the movable contact 7 is electrically connected with the fixed contact 8 and an alarm buzzer, a water suction chamber 9 is arranged, the inside swing joint of water absorption chamber 9 has rotating disc 10, the top of rotating disc 10 is provided with connects silo 11, the inside of rotating disc 10 is even to be provided with four and connects silo 11, and the angle between the adjacent two of these silo 11 that connects is ninety degrees, and connect the inside left side of silo 11 and be less than its right side, the left side fixedly connected with ratchet 12 of rotating disc 10, the outer wall fixedly connected with four ratchet 12 of rotating disc 10, the angle between the adjacent ratchet 12 is ninety degrees, the front fixedly connected with first rotating cone pulley 13 of rotating disc 10, the right side meshing of the front of first rotating cone pulley 13 is connected with second rotating cone pulley 14, the right side fixedly connected with first rotating rod 15 of second rotating cone pulley 14, the right side welding of first rotating rod 15 has first belt pulley 16, the bottom transmission of first belt pulley 16 is connected with rotating belt 17, one side transmission that rotating belt 17 keeps away from first belt pulley 16 is connected with second belt pulley 18, second dwang 19 has been welded on the left side of second belt disc 18, cross baffle 20 has been welded on the left side of second dwang 19, the perpendicular swing joint of cross baffle 20 is between apotheca 4 and the room 9 that absorbs water, the inside left side fixedly connected with third compression spring 21 of room 9 that absorbs water, the right side fixedly connected with bracing piece 22 of third compression spring 21, spacing sloping block 23 has been welded on the right side of bracing piece 22, the right side joint of spacing sloping block 23 is in the left bottom of ratchet 12, the bottom of room 9 that absorbs water is provided with garbage collection room 24, the bottom fixedly connected with fourth compression spring 25 of garbage collection room 24, baffle 26 under the left side fixedly connected with of fourth compression spring 25, baffle 26 swing joint is in the bottom of garbage collection room 24 down, and baffle 26 fixedly connected with handle down.
The working principle is that when the dehumidifying pill storage box is used for the first time, the shell 1 is firstly opened, a large number of dehumidifying pills are loaded above the arc-shaped supporting plate 6 in the storage chamber 4, then one dehumidifying pill is loaded in the material receiving groove 11 at the top of the rotating disc 10, and finally the shell 1 is closed.
Referring to fig. 2 for details, the dehumidifying pill adsorbs moisture inside the water suction chamber 9, so that the weight of the dehumidifying pill increases, when the weight of the dehumidifying pill reaches a certain value, the receiving groove 11 rotates counterclockwise under the gravity of the dehumidifying pill because the left side of the receiving groove 11 is lower than the right side thereof, and the rotating disc 10 also rotates counterclockwise because the receiving groove 11 is disposed at the top of the rotating disc 10, and the ratchet 12 also rotates counterclockwise because the ratchet 12 is fixedly connected to the left side of the rotating disc 10.
Referring to fig. 4 in detail, a third compression spring 21 is fixedly connected to the left side inside the water suction chamber 9, a support rod 22 is fixedly connected to the right side of the third compression spring 21, a limiting inclined block 23 is welded to the right side of the support rod 22, and the right side of the limiting inclined block 23 is clamped to the bottom of the left side of the ratchet 12, so that the weight of the dehumidifying pill can overcome the elastic deformation force of the third compression spring 21 to rotate, and because four ratchet teeth 12 are fixedly connected to the outer wall of the rotating disc 10, and the angle between adjacent ratchet teeth 12 is ninety degrees, the ratchet teeth 12 can be clamped again by the limiting inclined block 23 after rotating ninety degrees, and because four receiving grooves 11 are uniformly arranged inside the rotating disc 10, and the angle between two adjacent receiving grooves 11 is ninety degrees, the receiving groove 11 on the right side of the rotating disc 10 can just move to the top of the rotating disc 10.
Because the front of the rotating disk 10 is fixedly connected with the first rotating cone pulley 13, at this time, the first rotating cone pulley 13 also rotates ninety degrees anticlockwise, and because the right side of the front of the first rotating cone pulley 13 is connected with the second rotating cone pulley 14 in a meshing manner, at this time, the second rotating cone pulley 14 rotates ninety degrees clockwise, because the right side of the second rotating cone pulley 14 is fixedly connected with the first rotating rod 15, and the right side of the first rotating rod 15 is welded with the first belt pulley 16, at this time, the first belt pulley 16 also rotates ninety degrees clockwise, because the bottom transmission of the first belt pulley 16 is connected with the rotating belt 17, and one side of the rotating belt 17 far away from the first belt pulley 16 is connected with the second belt pulley 18 in a transmission manner, at this time, the second belt pulley 18 also rotates ninety degrees clockwise, because the left side of the second belt pulley 18 is welded with the second rotating rod 19, and the left side of the second rotating rod 19 is welded with the cross baffle 20, therefore, the cross baffle 20 can also rotate ninety degrees clockwise, and because the cross baffle 20 is vertically movably connected between the storage chamber 4 and the water suction chamber 9, the dehumidifying pills in the storage chamber 4 can fall into the water suction chamber 9, the dehumidifying pills can just fall into the material receiving groove 11 at the top of the rotating disc 10, and the dehumidifying pills can automatically circulate to absorb the moisture in the water suction chamber 9, so that the effect of preventing moist air in the equipment from influencing the service life of the switch is achieved.
Referring to fig. 1 for details, since the waste recycling chamber 24 is disposed at the bottom of the water suction chamber 9, the used dehumidifying pills can fall into the waste recycling chamber 24, and since the fourth compression spring 25 is fixedly connected to the bottom of the waste recycling chamber 24, the lower baffle 26 is fixedly connected to the left side of the fourth compression spring 25, the lower baffle 26 is movably connected to the bottom of the waste recycling chamber 24, and the handle is fixedly connected to the lower baffle 26, so that the handle is pulled to pull the lower baffle 26 to the right, and the used dehumidifying pills in the waste recycling chamber 24 can be recycled.
After the inside dehumidification pill of apotheca 4 used completely, because the inside bottom fixedly connected with second compression spring 5 of apotheca 4, the top fixedly connected with arc backup pad 6 of second compression spring 5, so arc backup pad 6 can the up motion under second compression spring 5's effect this moment, again because the top fixedly connected with movable contact 7 of arc backup pad 6, so movable contact 7 also can the up motion this moment, again because state the inside top fixedly connected with fixed contact 8 of apotheca 4, movable contact 7 is under fixed contact 8, so movable contact 7 can contact with fixed contact 8 this moment, again because movable contact 7 has electric connection with fixed contact 8 and buzzer siren, so buzzer siren can take place the police dispatch newspaper sound this moment, thereby reached and reminded people to increase the effect of new dehumidification pill.
The handle at the top of the upper baffle 3 is pulled rightwards, and at the moment, new dehumidifying pills can be added into the storage chamber 4, so that the effect of conveniently adding materials is achieved.
To sum up, this can improve equipment life's waterproof switch device dehumidifies automatically, when the dehumidification ball absorbs the inside moisture of room 9 that absorbs water and reaches certain weight, can drive rolling disc 10 and rotate this moment, further makes cross baffle 20 rotate, and the inside dehumidification ball of apotheca 4 can add again to the inside that connects silo 11 this moment, and the dehumidification ball can absorb the inside moisture of room 9 that absorbs water by automatic cycle this moment to moist air influence switch life's effect in having reached avoiding equipment.
When the inside dehumidification ball of apotheca 4 uses totally the back, arc backup pad 6 can the upward movement under the effect of second compression spring 5 this moment, further makes movable contact 7 can contact with fixed contact 8, and the alarm sound can take place for the buzzer siren this moment to reached and reminded people to increase the effect of new dehumidification ball.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a can improve equipment life's waterproof switching device by automatic dehumidification, includes casing (1), its characterized in that: the inner part of the top of the shell (1) is fixedly connected with a first compression spring (2), the left side of the first compression spring (2) is fixedly connected with an upper baffle (3), the top of the inner part of the shell (1) is provided with a storage chamber (4), the bottom of the inner part of the storage chamber (4) is fixedly connected with a second compression spring (5), the top of the second compression spring (5) is fixedly connected with an arc-shaped support plate (6), the top of the arc-shaped support plate (6) is fixedly connected with a movable contact (7), the top of the inner part of the storage chamber (4) is fixedly connected with a fixed contact (8), the bottom of the storage chamber (4) is provided with a water suction chamber (9), the inner part of the water suction chamber (9) is movably connected with a rotating disc (10), the top of the rotating disc (10) is provided with a material receiving groove (11), and the left side of the rotating, the front of the rotating disc (10) is fixedly connected with a first rotating cone pulley (13), the front right side of the first rotating cone pulley (13) is meshed with a second rotating cone pulley (14), the right side of the second rotating cone pulley (14) is fixedly connected with a first rotating rod (15), the right side of the first rotating rod (15) is welded with a first belt pulley (16), the bottom of the first belt pulley (16) is connected with a rotating belt (17), one side of the rotating belt (17), far away from the first belt pulley (16), is connected with a second belt pulley (18), the left side of the second belt pulley (18) is welded with a second rotating rod (19), the left side of the second rotating rod (19) is welded with a cross baffle (20), the left side of the inside of the water suction chamber (9) is fixedly connected with a third compression spring (21), and the right side of the third compression spring (21) is fixedly connected with a support rod (22), the welding of the right side of bracing piece (22) has spacing sloping block (23), the bottom of room (9) that absorbs water is provided with waste recovery room (24), the bottom fixedly connected with fourth compression spring (25) of waste recovery room (24), baffle (26) under the left side fixedly connected with of fourth compression spring (25).
2. The waterproof switch device capable of automatically dehumidifying and prolonging the service life of equipment according to claim 1, wherein: the upper baffle (3) is movably connected to the top of the storage chamber (4), and the top of the upper baffle (3) is fixedly connected with a handle.
3. The waterproof switch device capable of automatically dehumidifying and prolonging the service life of equipment according to claim 1, wherein: the movable contact (7) is arranged right below the fixed contact (8), and the movable contact (7) is electrically connected with the fixed contact (8) and the buzzer alarm.
4. The waterproof switch device capable of automatically dehumidifying and prolonging the service life of equipment according to claim 1, wherein: four material receiving grooves (11) are uniformly formed in the rotating disc (10), the angle between two adjacent material receiving grooves (11) is ninety degrees, and the left side of the interior of each material receiving groove (11) is lower than the right side of the interior of the corresponding material receiving groove.
5. The waterproof switch device capable of automatically dehumidifying and prolonging the service life of equipment according to claim 1, wherein: four ratchets (12) are fixedly connected to the outer wall of the rotating disc (10), and the angle between every two adjacent ratchets (12) is ninety degrees.
6. The waterproof switch device capable of automatically dehumidifying and prolonging the service life of equipment according to claim 1, wherein: the cross baffle (20) is vertically and movably connected between the storage chamber (4) and the water suction chamber (9).
7. The waterproof switch device capable of automatically dehumidifying and prolonging the service life of equipment according to claim 1, wherein: the right side of the limit oblique block (23) is clamped at the bottom of the left side of the ratchet (12).
8. The waterproof switch device capable of automatically dehumidifying and prolonging the service life of equipment according to claim 1, wherein: the lower baffle (26) is movably connected to the bottom of the waste recovery chamber (24), and the lower baffle (26) is fixedly connected with a handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110418763.8A CN113130225A (en) | 2021-04-19 | 2021-04-19 | Waterproof switch device capable of automatically dehumidifying and prolonging service life of equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110418763.8A CN113130225A (en) | 2021-04-19 | 2021-04-19 | Waterproof switch device capable of automatically dehumidifying and prolonging service life of equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113130225A true CN113130225A (en) | 2021-07-16 |
Family
ID=76777656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110418763.8A Withdrawn CN113130225A (en) | 2021-04-19 | 2021-04-19 | Waterproof switch device capable of automatically dehumidifying and prolonging service life of equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113130225A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114112433A (en) * | 2021-11-25 | 2022-03-01 | 斯沃博达汽车电子（昆山）有限公司 | Automatic fault diagnosis's motor transmission electronic controller device |
| CN114284996A (en) * | 2021-12-16 | 2022-04-05 | 广州亿沃新能源科技有限公司 | Abnormal heating protection device for lead |
-
2021
- 2021-04-19 CN CN202110418763.8A patent/CN113130225A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114112433A (en) * | 2021-11-25 | 2022-03-01 | 斯沃博达汽车电子（昆山）有限公司 | Automatic fault diagnosis's motor transmission electronic controller device |
| CN114284996A (en) * | 2021-12-16 | 2022-04-05 | 广州亿沃新能源科技有限公司 | Abnormal heating protection device for lead |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210716 |
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| WW01 | Invention patent application withdrawn after publication |