CN112315161A - Electric heating lunch box - Google Patents
Electric heating lunch box Download PDFInfo
- Publication number
- CN112315161A CN112315161A CN202011268561.1A CN202011268561A CN112315161A CN 112315161 A CN112315161 A CN 112315161A CN 202011268561 A CN202011268561 A CN 202011268561A CN 112315161 A CN112315161 A CN 112315161A
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- CN
- China
- Prior art keywords
- box
- lunch
- steam
- heating
- lunch box
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- 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.)
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Classifications
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
- A45C11/20—Lunch or picnic boxes or the like
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/24—Warming devices
- A47J36/26—Devices for warming vessels containing drinks or food, especially by means of burners Warming devices with a burner, e.g. using gasoline; Travelling cookers, e.g. using petroleum or gasoline with one burner
Abstract
The invention provides an electric heating lunch box, comprising: the heating device comprises a base, wherein a heating cavity is arranged in the base; the lunch box cover is assembled on the base and used for sealing the heating cavity; the first heating module is arranged on the lunch box cover, and the heating surface of the first heating module faces the lunch box cover. First heating module can heat the lunch-box cover, makes lunch-box cover temperature rise, and when the vapor of heating intracavity met the higher lunch-box cover of temperature, can not take place the condensation, consequently the lunch-box covers adnexed drop of water and can obviously reduce to adhere to a large amount of drops of water and influence user experience's problem on the lunch-box cover among the prior art of solution.
Description
Technical Field
The invention relates to the technical field of tableware, in particular to an electric heating lunch box.
Background
The lunch box is a common tableware, part of the lunch boxes on the market have a heating function, and when the heating function of the electric heating lunch box is started, a steam generator is usually arranged in the electric heating lunch box, or some water is stored at the bottom of the electric heating lunch box in advance, and the water is heated into steam through electric heating. When heating through steam in the electric heat lunch-box, steam rises and touches lunch-box cover condensation and becomes water, consequently adheres to the drop of water on the inner wall of lunch-box cover usually, and the drop of water assembles into rivers because of the slope of lunch-box cover when the lunch-box cover is opened, influences user experience.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the defect that a large amount of water drops are attached to the inner wall of the lunch box cover in the prior art, thereby providing the electric heating lunch box.
An electrically heated lunch box comprising:
the heating device comprises a base, wherein a heating cavity is arranged in the base;
the lunch box cover is assembled on the base and used for sealing the heating cavity;
the first heating module is arranged on the lunch box cover, and the heating surface of the first heating module faces the lunch box cover.
The first heating module includes:
the heating units are annularly distributed on the lunch box cover.
The electric heat lunch-box still includes:
and the steam box is arranged on the lunch box cover and is suitable for conveying water mist into the heating cavity.
The steam box includes:
the water tank is arranged in the steam box;
the atomization piece is arranged in the water tank.
The lunch box cover is provided with:
a mounting groove in which the steam box is detachably received.
The mounting groove includes: a horizontal part disposed below the steam box and adapted to support the steam box; and a vertical part provided in front of the steam box entering the movement path of the lunch box cover.
The steam box further includes:
and the heating surface of the second heating module faces the water tank.
The lunch box cover is provided with:
the steam outlet is communicated with the heating cavity;
the steam box is provided with:
and the steam inlet is communicated with the steam outlet.
The electric heat lunch-box still includes:
the steam outlet is arranged on the steam inlet, the steam outlet is arranged on the steam outlet, the steam inlet is arranged on the steam outlet, the steam outlet is arranged on the steam outlet, and the steam outlet is arranged on the steam inlet.
The steam through port is arranged at the bottom of the steam box.
Further comprising:
the water collecting box is arranged outside the heating cavity and is communicated with the steam box through a water conveying pipe.
The technical scheme of the invention has the following advantages:
1. the invention provides an electric heating lunch box, comprising: the heating device comprises a base, wherein a heating cavity is arranged in the base; the lunch box cover is assembled on the base and used for sealing the heating cavity; the first heating module is arranged on the lunch box cover, and the heating surface of the first heating module faces the lunch box cover.
First heating module can heat the lunch-box cover, makes lunch-box cover temperature rise, and when the vapor of heating intracavity met the higher lunch-box cover of temperature, can not take place the condensation, consequently the lunch-box covers adnexed drop of water and can obviously reduce to adhere to a large amount of drops of water and influence user experience's problem on the lunch-box cover among the prior art of solution.
2. The invention provides an electric heating lunch box, wherein a first heating module comprises: the heating units are annularly distributed on the lunch box cover.
The heating unit can more fully heat the electric heating lunch box.
3. The invention provides an electric heating lunch box, which further comprises: and the steam box is arranged on the lunch box cover and is suitable for conveying water mist into the heating cavity.
In order to prevent the condensation of vapor on the lunch-box cover, at the heat preservation in-process after the lunch-box heating, still need first heating element to lunch-box cover continuous heating to cover difficult adhering to drop of water when guaranteeing the user to use when the lunch-box, and the lunch-box cover that continuously heats can evaporate the steam in the lunch-box gradually, leads to the humidity in the heat preservation in-process lunch-box to reduce gradually, under the longer condition of heat preservation time, leads to air circumstance dry in the lunch-box easily, makes food dry. The steam box of this scheme can be at the in-process water smoke of carrying of heat preservation to the lunch-box, adjusts the ambient humidity in the lunch-box, prevents that food from drying out.
4. The invention provides an electric heating lunch box, wherein the steam box further comprises: and the heating surface of the second heating module faces the water tank.
The second heating module can heat the basin to make the temperature degree in the basin rise, under the effect of atomizing piece, form the water smoke that has the uniform temperature, thereby when adjusting lunch-box internal environment humidity, still can not influence the heat preservation effect of food.
5. The invention provides an electric heating lunch box, wherein a steam through port is arranged at the bottom of a steam box.
The density of water smoke is bigger for air density, consequently can subside to steam box bottom after water smoke produces, and the logical steam port that is located steam box bottom can make things convenient for water smoke to carry in the heating chamber more.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, 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 some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view of the overall structure of the electric heating lunch box of the invention;
FIG. 2 is a sectional view showing an inner structure of an electric-heating lunch box;
fig. 3 is a partially enlarged view showing an internal structure of the steam box;
fig. 4 is a perspective view showing a structure of the steam box.
Description of reference numerals:
1. a lunch box cover; 11. a steam outlet; 12. a spring plate; 13. a handle; 14. displaying a window; 15. mounting grooves; 2. a base; 21. a heating cavity; 22. an assembly space; 3. a first heating module; 4. a steam box; 41. a water tank; 42. an atomizing sheet; 43. a seal ring; 44. a second heating module; 45. an installation port; 46. a steam inlet; 47. a water inlet; 5. a water collection box; 51. a water delivery pipe; 52. a water pump; 6. a meal box; 7. a buckle assembly; 8. and (7) steaming the shelf.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Examples
The present invention provides an electric heating lunch box, as shown in fig. 1, comprising: a base 2, wherein a heating cavity 21 is arranged in the base 2; a lunch box cover 1 which is assembled on the base 2, and the lunch box cover 1 seals the heating cavity 21; the first heating module 3 is arranged on the lunch box cover 1, and the heating surface of the first heating module 3 faces the lunch box cover 1. First heating module 3 can heat lunch-box cover 1, makes lunch-box cover 1 temperature rise, and the condensation can not take place when the vapor in the heating chamber 21 meets higher lunch-box cover 1 of temperature, consequently adnexed drop of water can obviously reduce on lunch-box cover 1 to adhere to a large amount of drops of water and influence user experience's problem on lunch-box cover 1 among the prior art of solution.
Specifically, as shown in fig. 1, the first heating module 3 includes: and the heating units are annularly distributed on the lunch box cover 1. The heating unit can more fully heat the electric heating lunch box. As an alternative embodiment, one of the heating units of the first heating module 3 is located on the front side of the lunch box in the view of fig. 1, and the other heating unit is located on the back side of the lunch box cover 1 in the view of fig. 1. As another alternative embodiment, there is a heating unit located at the right side of the lunch box cover 1 in the view of fig. 1. The shape and size of each heating section can be the same or different.
In addition to the above embodiments, as a further limited embodiment, as shown in fig. 2 and 3, the electric-heating lunch box further includes: the steam box 4 is arranged on the lunch box cover 1, and the steam box 4 is suitable for conveying water mist into the heating cavity 21. In order to prevent the condensation of vapor on lunch-box cover 1, at the heat preservation in-process after the lunch-box heating, still need first heating element to lunch-box cover 1 sustained heating to difficult adhering to drop of water on lunch-box cover 1 when guaranteeing the user to use, and lunch-box cover 1 that lasts to be heated can evaporate the steam in the lunch-box gradually, lead to the humidity in the heat preservation in-process lunch-box to reduce gradually, under the longer condition of heat preservation time, lead to air circumstance dry in the lunch-box easily, make food dry. The steam box 4 of this scheme can be at the in-process water smoke of carrying of heat preservation in to the lunch-box, adjusts the ambient humidity in the lunch-box, prevents that food from drying out.
In this embodiment, in the view of fig. 2, the cross section of the lunch box cover 1 is approximately U-shaped, the lunch box cover 1 has a section of side wall extending towards the base 2, so that when the lunch box cover 1 is fastened on the base 2, a heating layer capable of containing food is formed above the steaming rack, and on the basis of the above structure, the steam box 4 is assembled on the side wall of the lunch box cover 1. As shown in fig. 2 and 3, the lunch box cover 1 is provided with: a mounting groove 15, the steam box 4 being received in the mounting groove 15. Steam box 4 is accomodate in mounting groove 15, can make the whole appearance of lunch-box more regular, conveniently deposits and carries. As an alternative embodiment, the steam box 4 is provided on top of the lunch box.
As the lunch box cover 1 is heated by the first heating module 3 in the using process, the temperature of the lunch box cover 1 is relatively high, as shown in fig. 2, a lifting handle 13 is arranged at the top of the lunch box cover 1 in the embodiment, the lifting handle 13 is made of heat insulation materials, or the lifting handle 13 is covered with a heat insulation layer. The top of the lunch box cover 1 is provided with a groove suitable for accommodating the handle 13. Similarly, as shown in fig. 1 and 2, the lunch box cover 1 is connected with the base 2 through the buckle assembly 7, a part of the buckle assembly 7 is located on the lunch box cover 1, the buckle assembly 7 located on the lunch box cover 1 is made of heat insulation materials, or a heat insulation cushion layer is arranged at a position which a user needs to touch, so that the user can conveniently touch and use the lunch box.
The structure of the base 2 is not particularly limited, as shown in fig. 2, the base 2 is a double-layer structure, an assembly space 22 is formed inside the base 2, the assembly space 22 can provide a mounting position for more functional modules for the multifunctional requirement of the electric heating lunch box, as shown in fig. 1, the base 2 is provided with a display window 14, and the display window 14 can be a transparent display window or an electronic screen. When the display window 14 is an electronic screen or a touch screen, a control circuit, a main board, and other components corresponding to the electronic screen or the touch screen are disposed in the mounting space 22. Including a sensor and the like mounted in the electric heating lunch box, can be mounted in the mounting space 22. Specifically, as shown in fig. 2, a heating assembly is disposed in the assembly space in the base 2, the heating assembly is a PCT heating body, an electric heating film, or the like, and can generate heat and transfer the heat to the heating cavity 21, so as to heat food in the heating cavity 21, and the heating assembly may also be an electromagnetic heating structure. Accordingly, water is previously placed in the heating chamber 21, and the water absorbs heat to generate steam during heating, thereby heating the food in the heating chamber 21. In one embodiment, as shown in fig. 2, a steaming rack 8 is arranged in the lunch box, the internal space of the lunch box is layered by the steaming rack 8, and multilayer placement of food can be realized, so that the internal space of the lunch box is fully utilized.
Wherein, as shown in fig. 2, the heating chamber 21 is internally provided with a lunch box 6 for holding food, the steaming rack divides the heating chamber 21 into two layers along the vertical direction, a space capable of accommodating another lunch box 6 is also provided above the steaming rack of fig. 2, and a user can place the lunch box 6 in the upper and lower layers of the steaming rack according to the self demand.
As for the structure inside the steam box 4, referring to fig. 3, 4, the steam box 4 includes: a water tank 41 provided in the steam box 4; and an atomizing plate 42 provided in the water tank 41. The atomizing plate 42 atomizes water in the water tank 41 to form mist, and the mist is diffused to the outside of the water tank 41. The atomizing plate 42 is disposed at the bottom of the water tank 41, and as an alternative embodiment, the atomizing plate 42 is disposed on the inner wall of the water tank 41.
In this embodiment, the steam box 4 itself is detachably disposed in the mounting groove 15, and when it is necessary to add water, the steam box 4 is pulled out from the mounting groove 15, and then the water is put into the water tank 41. The structure of the mounting groove 15 is not limited, and as a preferred embodiment, the mounting groove includes: a horizontal part disposed below the steam box and adapted to support the steam box; and a vertical part provided in front of the steam box entering the movement path of the lunch box cover.
As shown in fig. 2, it is possible to form the bottom wall and the right side wall of the mounting groove by the horizontal portion and the vertical portion, thereby serving as accommodation.
In this embodiment, the fixing manner of the atomizing plate itself is not limited, and it may be directly provided on the bottom surface of the water tank 41 and fixed by a structure such as a snap. In a preferred embodiment, a mounting opening 45 is provided in the lower portion of the steam box 4, and the atomizing sheet 42 is placed in the mounting opening. Meanwhile, in order to prevent water in the water tank 41 from leaking and to prevent the atomizing plate from entering water, as shown in fig. 3, a packing 43 is provided in the mounting opening 45 and covers the entire atomizing plate 42. Specifically, the mounting opening 45 itself may be a through hole or a blind hole.
In addition to the above embodiments, as a further limited embodiment, as shown in fig. 2 and 3, the steam box 4 further includes: and a second heating module 44, wherein a heating surface of the second heating module 44 is disposed to face the water tank 41. The second heating module 44 can heat the water tank 41, so that the temperature of water in the water tank 41 is increased, and water mist with a certain temperature is formed under the action of the atomizing sheet 42, so that the heat preservation effect of food cannot be influenced while the ambient humidity in the lunch box is adjusted.
In addition to the above embodiments, as a more limited embodiment, as shown in fig. 3, the lunch box cover 1 is provided with: a steam outlet 11, wherein the steam outlet 11 is communicated with the heating cavity 21; the steam box 4 is provided with: and the steam inlet is communicated with the steam outlet 11.
Specifically, as shown in fig. 3, the steam vent 46 is disposed at the bottom of the steam box 4. The density of water mist is greater than air density, so water mist can subside to steam box 4 bottom after producing, and steam port 46 that is located steam box 4 bottom can more make things convenient for water mist to carry in the heating chamber 21.
In addition to the above embodiments, as a further limited embodiment, as shown in fig. 3, the electric-heating lunch box further includes: the steam outlet 11 or the inner wall of logical steam port is located to shell fragment 12, shell fragment 12 one end, the other end is the free end, shell fragment 12 seals the steam outlet 11 or logical steam port. Specifically, the free end of the elastic sheet 12 can move relative to the steam outlet 11 or the inner wall of the steam through opening, that is, the free end of the elastic sheet 12 is elastically deformed. As shown in fig. 2 and 3, the function of the elastic sheet 12 can be understood as a one-way valve, and under the view angle of fig. 3, the water mist generated in the steam box 4 enters the steam vent 46, and the water mist continues to move to the position of the elastic sheet 12 in the steam outlet 11, and as the water mist increases, the pressure on the left side of the elastic sheet 12 increases, so that the free end of the elastic sheet 12 is stressed to bend rightwards to open the channel, and the water mist enters the heating cavity 21, and after the water mist stops generating, the pressure on the left side of the elastic sheet 12 gradually decreases, and the channel is restored by the elasticity of the elastic sheet. Through foretell mode of setting up, can realize that the inside steam of steam box 4 carries out the moisturizing operation to the edible material in cutlery box 6, can avoid simultaneously that the vapor in cutlery box 6 enters into steam box 4 through shell fragment 12, causes the loss of hot steam.
In addition to the above embodiments, as a further limited embodiment, the electric-heating lunch box further includes: the water collecting box 5 is arranged outside the heating cavity 21, the water collecting box 5 is communicated with the steam box 4 through a water conveying pipe 51, a water inlet 47 is formed in the steam box 4, and one end of the water conveying pipe is connected to the water inlet 47. The sump case 5 can supply water into the water tank 41 of the steam box 4. The water supply power in the water delivery pipe is provided by a water pump 52. As an alternative embodiment, the user manually removes the steam box 4 to add water to the water tank 41.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (11)
1. An electric heat lunch-box, its characterized in that includes:
the device comprises a base (2), wherein a heating cavity (21) is arranged in the base;
the lunch box cover (1) is assembled on the base (2), and the lunch box cover (1) seals the heating cavity (21);
the first heating module (3) is arranged on the lunch box cover (1), and the heating surface of the first heating module (3) faces the lunch box cover (1).
2. The electrically heated lunch box according to claim 1, characterized in that the first heating module (3) comprises:
the heating units are annularly distributed on the lunch box cover (1).
3. The electric-heating lunch box according to claim 1 or 2, further comprising:
the steam box (4) is arranged on the lunch box cover (1), and the steam box (4) is suitable for conveying water mist into the heating cavity (21).
4. An electrically heated lunch box according to claim 3, characterised in that the steam box (4) comprises:
a water tank (41) arranged in the steam box (4);
and an atomizing sheet (42) provided in the water tank (41).
5. The electric heating lunch box according to claim 4, characterized in that the lunch box cover (1) is provided with:
a mounting groove (15), wherein the steam box (4) is detachably accommodated in the mounting groove (15).
6. An electrically heated lunch box according to claim 5, characterised in that the mounting groove (15) comprises:
a horizontal part disposed below the steam box (4) and adapted to support the steam box;
a vertical part provided in front of a movement path of the steam box into the rice box cover (1).
7. The electrically heated lunch box according to claim 4, characterized in that the steam box (4) further comprises:
a second heating module (44), wherein the heating surface of the second heating module (44) is arranged to face the water tank (41).
8. The electric heating lunch box according to any one of claims 5-7, wherein the lunch box cover (1) is provided with:
the steam outlet (11) is arranged on the mounting groove, and the steam outlet (11) is communicated with the heating cavity (21);
the steam box (4) is provided with:
the steam inlet (46) is communicated with the steam outlet (11).
9. The electrically heated lunch box of claim 8, further comprising:
the steam outlet (11) or the inner wall of the steam through opening (46) is arranged at one end of the elastic sheet (12), the other end of the elastic sheet (12) is a free end, and the elastic sheet (12) seals the steam outlet (11) or the steam through opening (46).
10. The electric lunch box according to claim 9, wherein the steam vent (46) is provided at the bottom of the steam box (4).
11. An electrically heated lunch box according to any one of claims 4-7 and 9-10 further comprising:
the water collecting box (5) is arranged outside the heating cavity (21), and the water collecting box (5) is communicated with the steam box (4) through a water conveying pipe (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011268561.1A CN112315161A (en) | 2020-11-13 | 2020-11-13 | Electric heating lunch box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011268561.1A CN112315161A (en) | 2020-11-13 | 2020-11-13 | Electric heating lunch box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112315161A true CN112315161A (en) | 2021-02-05 |
Family
ID=74318559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011268561.1A Pending CN112315161A (en) | 2020-11-13 | 2020-11-13 | Electric heating lunch box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112315161A (en) |
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| CN2102033U (en) * | 1991-11-02 | 1992-04-22 | 张国顺 | Foldable preheating lunch box |
| CN205690468U (en) * | 2016-06-08 | 2016-11-16 | 秦梦雨 | A kind of microwave-oven-heating article-holding device and microwave oven |
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| CN209694944U (en) * | 2018-10-30 | 2019-11-29 | 浙江绍兴苏泊尔生活电器有限公司 | Baking tray and baking machine |
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| CN209932469U (en) * | 2019-03-08 | 2020-01-14 | 宁波方太厨具有限公司 | Novel oven |
| CN111557599A (en) * | 2019-02-14 | 2020-08-21 | 广东美的厨房电器制造有限公司 | Food container and food container lid suitable for microwave heating and microwave cooking equipment |
| CN111813168A (en) * | 2020-08-12 | 2020-10-23 | 三江学院 | Intelligent heat-preservation and moisture-retention system and lunch box |
| CN111820566A (en) * | 2020-03-05 | 2020-10-27 | 杭州博乐工业设计股份有限公司 | Electric heating steam lunch box |
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| CN107013955A (en) * | 2016-01-27 | 2017-08-04 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooking pot and its control method |
| CN205690468U (en) * | 2016-06-08 | 2016-11-16 | 秦梦雨 | A kind of microwave-oven-heating article-holding device and microwave oven |
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Application publication date: 20210205 |
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| RJ01 | Rejection of invention patent application after publication |