CN100376840C - Microwave oven - Google Patents
Microwave oven Download PDFInfo
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- CN100376840C CN100376840C CNB031303501A CN03130350A CN100376840C CN 100376840 C CN100376840 C CN 100376840C CN B031303501 A CNB031303501 A CN B031303501A CN 03130350 A CN03130350 A CN 03130350A CN 100376840 C CN100376840 C CN 100376840C
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- wave oven
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Abstract
The present invention relates to a microwave oven which has the following structure: outer air sucked from behind is cycled in the microwave oven, and then is discharged out of the lower end in the front. In the present invention, a plurality of air inlets are formed in one side of a back plate of the microwave oven; a fan component is arranged in the forward and backward direction on the right upper end of the cavity component which is corresponding to the front space of the air inlets. Therefore, outer air can flow into a first channel formed on the right side of the cavity component; then, under the action of the fan component, the outer air moves towards the upper surface of the cavity component so that various electronic components and a heater dissipate heat; afterwards, the outer air flows into a second channel formed on the left side of the cavity component. After flowing into a lower channel which is communicated with the lower end of the second channel, the air is discharged outside through the air outlets in front of the lower channel finally.
Description
Technical field
The present invention relates to a kind of micro-wave oven (A micro wave oven), or rather, relate to a kind of micro-wave oven: can utilize a fan component, impel the air of the electronic unit that is used for the cooled microwave furnace interior and heater to flow to the inside and outside of micro-wave oven with following characteristics.
Background technology
The micro-wave oven of selling on the market has multiple model and kind now, generally all is placed on the desk and uses.But occurred a kind of internally-arranged type (built-in type) micro-wave oven recently, can be built in the kitchen furniture, thereby present overall aesthetic with kitchen furniture.
Fig. 1 and Fig. 2 have shown the primary structure that adopts the internally-arranged type micro-wave oven of prior art.As shown in the figure, in internally-arranged type micro-wave oven (hereinafter to be referred as micro-wave oven), formed in cavity assembly 10 inside that formed microwave oven frame and to be used for space---the cooking room 11 of heat food, above-mentioned cooking room 11 is opened by door 15 or is closed, and wherein above-mentioned door 15 is installed in the front of micro-wave oven and can rotates.
In addition, the top of above-mentioned door 15 is provided with and can makes air outside flow into the interior air-inlet grille (grill) 21 of micro-wave oven, and the bottom of door 15 is provided with and can makes the air of crossing in the micro-wave oven inner loop be discharged into outside air discharge grille 23 again.In addition, be provided with control panel 17, can realize driving the various operations of micro-wave oven by this control panel 17 in front corresponding to the micro-wave oven of the upper end of above-mentioned air-inlet grille 23.
In addition, a side of above-mentioned cooking room 11 has electronic unit installation room 13, is provided with the cooling fan 13a that various electronic units that are used for producing microwave and the heat that is used for that above-mentioned electronic unit is produced are dispelled the heat in the inside of electronic unit installation room 13.Sealing is realized by shell 19 in the top and the both sides that have comprised the above-mentioned cavity assembly 10 of above-mentioned electronic unit installation room 13.
The last left side of face of above-mentioned cavity assembly 10 is provided with exhaust motor assembly 25, and this exhaust motor assembly 25 can provide and be used for air is drawn into by above-mentioned air-inlet grille 23 driving force of micro-wave oven inside.Under the effect of above-mentioned exhaust motor assembly 25 and be inhaled into micro-wave oven inside air since the lasting driving of exhaust motor assembly 25 can move to the below of micro-wave oven, thereby be discharged to the outside by above-mentioned air discharge grille 23.
In addition, above-mentioned cavity assembly 10 top and below be respectively arranged with upper portion heater 27 and lower heater 29, they can provide the foods that are used for to being placed in the above-mentioned cooking room 11 to carry out heating heat.Above-mentioned heater 27,29 is closed from the outside by upper portion heater cover (cover) 27a and lower heater cover 29a respectively, and the below of the top of above-mentioned upper portion heater cover 27a and lower heater cover 29a is respectively arranged with overdraught pipeline (air tunnel) 31 and leg space ventilation pipeline 33.
Above-mentioned ventilation shaft 31,33 plays the channeling that the air that is used for cooling off above-mentioned heater 27,29 is passed through.And the porch of above-mentioned ventilation shaft 31,33 is respectively arranged with top drawing fan assembly 35 and bottom drawing fan assembly 37, and they can make the air that is inhaled into by above-mentioned air-inlet grille 21 move to above-mentioned ventilation shaft 31,33.
In addition, the top of above-mentioned overdraught pipeline 31 is provided with heat insulating 39.Above-mentioned heat insulating 39 can play heat-blocking action between top and bottom, thereby the heat that makes above-mentioned upper portion heater 27 can be not space conduction between above-mentioned heat insulating 39 and the shell 19 to the outside.
Between side of above-mentioned cavity assembly 10 and shell 19, be provided with dividing plate 41.And between above-mentioned cavity assembly 10 and dividing plate 41, formed and to have made the air that has flow through above-mentioned overdraught pipeline 31 to the mobile passage in the bottom of micro-wave oven.
Be elaborated to the existing micro-wave oven inner air with said structure is mobile below with reference to Fig. 1 and Fig. 2.
At first as shown in Figure 1, under the driving of exhaust motor assembly 25, air outside is inhaled into the inner and upper of micro-wave oven by the air-inlet grille 21 of micro-wave oven front.The air of inner and upper that is inhaled into micro-wave oven like this can be to two side flow of cavity assembly 10 because the lasting driving of above-mentioned exhaust motor assembly 25.
On the one hand, in the air of the inner and upper that is inhaled into micro-wave oven, can be to the left side of above-mentioned cavity assembly 10 flow air through moving to the bottom of micro-wave oven with the space of the inboard formation of above-mentioned shell 19 in the outside of aforementioned barriers 41.Flow to like this micro-wave oven the bottom air can by in the bottom surface of above-mentioned leg space ventilation pipeline 33 with the passage of formation between above the bottom plate of microwave oven (not shown), and then the outside that is discharged via the air discharge grille 23 of micro-wave oven front lower.
In addition, in the air of the inner and upper that is inhaled into micro-wave oven, under the driving of above-mentioned top drawing fan assembly 35, can flow into above-mentioned overdraught pipeline 31 to the part of the right side of above-mentioned cavity assembly 10 flow air.And the above-mentioned upper portion heater 27 that the air that flow into above-mentioned overdraught pipeline 31 like this can be flowed through and is closed by above-mentioned upper portion heater cover 27a, thereby can prevent to cause the micro-wave oven internal temperature to rise because of the heat that above-mentioned upper portion heater 27 is produced.
In addition, the air of the above-mentioned upper portion heater 27 of flowing through can move to the below of micro-wave oven through the passage between above-mentioned cavity assembly 10 and the dividing plate 41, and the above-mentioned air discharge grille 23 of the front lower by being installed in micro-wave oven is discharged into the outside again then.
In addition, the another part to the right side of above-mentioned cavity assembly 10 flow air can flow into the top of above-mentioned electronic unit installation room 13 so that 13 heat radiations of electronic unit installation room.Under the effect of above-mentioned cooling fan 13a, these air can make the electronic unit heat radiation in the above-mentioned electronic unit installation room 13.These air can move to the inside of above-mentioned cooking room 11 then, with the outside that contains the cooking room 11 that wetly air is discharged, again the passage between above-mentioned cavity assembly 10 and aforementioned barriers 41 moves to the bottom of above-mentioned cavity assembly 10 then, thereby is discharged from by air discharge grille 23.
In addition, flow into part of air in the above-mentioned electronic unit installation room 13 under the effect of the bottom scavenger fan assembly 37 that is installed in above-mentioned electronic unit installation room 13 bottom surfaces, can make above-mentioned lower heater 29 heat radiations of the bottom that is installed in above-mentioned cavity assembly 10, move along above-mentioned leg space ventilation pipeline 33 then, be discharged to the outside by above-mentioned air discharge grille 23 at last.
But there is following problem in the micro-wave oven of aforesaid employing prior art.
In existing micro-wave oven, in order to form the air stream that can make inner various electronic units or heater heat radiation, need to install several fan components 13a, 25,35,37, thereby the manufacturing expense of micro-wave oven is improved, and said fans assembly 13a, 25,35,37 can produce a lot of noises when driving.
In addition, owing to be used for sucking and discharging the above-mentioned air-inlet grille 21 of air and the front that air discharge grille 23 all is installed in micro-wave oven, therefore make the structure of micro-wave oven front be subjected to certain restriction.
Summary of the invention
The present invention designs in order to solve aforesaid existing in prior technology problem, and purpose is to provide a kind of micro-wave oven with following characteristics, can utilize a fan component to form to be used for the air stream of the internal heat dissipating that makes micro-wave oven that is:.
Another object of the present invention provides the micro-wave oven that a kind of surface structure that can make the front is more freely formed.
To achieve these goals, the invention provides a kind of micro-wave oven, comprising: cavity assembly, its inside have formed and have been used for the cooking room of heat food; The electronic unit installation room, be formed on above-mentioned cavity assembly above, and inside is provided with various electronic units; Several air inlets are formed on the side of backboard of back of above-mentioned cavity, air can be drawn into the inside of micro-wave oven by air inlet; Fan component is installed in an end of above-mentioned cavity assembly, can provide to be used for air is drawn into by above-mentioned air inlet the driving force of the inside of micro-wave oven; Exhaust outlet is formed on the bottom of the front of above-mentioned cavity assembly, under the effect of said fans assembly and be inhaled into, can be discharged into the outside by these exhaust outlets along the top of above-mentioned cavity assembly and the air of side circulation then; It is characterized in that, also comprise a pair of air chamber, be installed in respectively on two sides of above-mentioned cavity assembly, can cut off the air that is inhaled into micro-wave oven inside and the heat exchange between the air in the above-mentioned cavity component internal space.
In addition, at above-mentioned cavity assembly and formed above the micro-wave oven and be provided with the air grid between the shell of two sides, it has cut off that a side at the cavity assembly forms is used for making that passage that air flows and bottom at the cavity assembly form is used for making the air that is inhaled into to the outside air chamber of discharging of micro-wave oven in micro-wave oven.
In having the micro-wave oven of the present invention of said structure, utilize a fan component just air outside can be drawn into the inside of micro-wave oven, and inhaled air is sent to the various piece of micro-wave oven, thereby make various electronic units and heater realize heat radiation.Therefore not only can reduce the manufacturing expense of micro-wave oven, can also reduce the noise that the driving because of fan component produces simultaneously.
In addition, because the both sides of above-mentioned cavity assembly are respectively arranged with air chamber, the extraneous air that therefore is inhaled in the micro-wave oven can not produce heat exchange with the air in the cooking room that forms in above-mentioned inside cavity.Can prevent that thus above-mentioned cooking room temperature inside from descending.
In addition, the present invention can prevent to cross and made extraneous air that various electronic units etc. have finished heat radiation again in the inner loop of micro-wave oven in the micro-wave oven inner loop, therefore can improve the radiating efficiency of micro-wave oven.
Description of drawings
Fig. 1 is the side view of the chief component of prior art internally-arranged type micro-wave oven;
Fig. 2 is the profile of micro-wave oven inside shown in Figure 1;
Fig. 3 to Fig. 4 is the side view of the chief component of micro-wave oven of the present invention;
The critical piece description of reference numerals
50: cavity assembly (cavity assembly) 51: cooking room
53: electronic unit installation room 55: door
57: control panel 59: shell (out case)
61: backboard (back plate) 63: base plate (base plate)
65: air inlet 67: exhaust outlet
69: fan component (fan assembly) 70: dividing plate
70a, 70b: steam vent 71a, 71b, 73: passage
75a, 75b: air chamber (air chamber)
77: air grid (air barrier)
The specific embodiment
Micro-wave oven of the present invention embodiment is described in detail with reference to the accompanying drawings.
Fig. 3 and Fig. 4 have shown the primary structure of an embodiment of micro-wave oven of the present invention.As shown in the figure, formed in cavity assembly 50 inside that formed microwave oven frame and to be used for space---the cooking room 51 of heat food, above-mentioned cooking room 51 is opened by door 55 or is closed.Above-mentioned door 55 is installed in the front of micro-wave oven and can rotates.Be provided with control panel 57 in front, can realize driving the various operations of micro-wave oven by this control panel 57 corresponding to the micro-wave oven on the top of above-mentioned cooking room 51.
In addition, be provided with electronic unit installation room 53 above the above-mentioned cavity assembly 50, be provided with the various electronic units that are used for producing microwave in the inside of electronic unit installation room 53.Sealing is realized by shell 59 in the top of above-mentioned cavity assembly 50 and both sides.Formed the 1st passage 71a and the 2nd passage 71b respectively between the medial surface of two sides about above-mentioned cavity assembly 50 and above-mentioned shell 59, the air that is inhaled into can flow in above-mentioned passage.
In addition, above-mentioned cavity assembly 50 top and below be respectively arranged with heater, they can provide the foods that are used for to being placed in the above-mentioned cooking room 51 to carry out heating heat.Above-mentioned heater is by the top upper portion heater that is installed in above-mentioned cavity assembly 50 and be installed in following lower heater and constitute, and above-mentioned heater is closed by the heater cover respectively, thereby realizes isolating with the inside of micro-wave oven.
In addition, sealing is realized by base plate 63 in the bottom of above-mentioned cavity assembly 50.Having formed lower passage 73 in the bottom surface of above-mentioned cavity assembly 50 and between above the above-mentioned base plate 63, is to be used to make the passage that flows from outside inhaled air.And the both sides of above-mentioned lower passage 73 are connected with the bottom of above-mentioned the 1st, 2 passage 71a, 71b respectively, and the front of passage has exhaust outlet 67, and the air that this exhaust outlet 67 is used for being circulated throughout in micro-wave oven is discharged into the outside again.
In addition, the side of backboard 61 of having sealed the back of above-mentioned cavity assembly 50 has formed several air inlets 65.Above-mentioned air inlet 65 is extraneous air is inhaled into micro-wave oven inside under the effect of fan component 69 inlets.The air that is inhaled into by above-mentioned air inlet 65 can be discharged into the outside by above-mentioned exhaust outlet 67 at last again in the inner loop of micro-wave oven.
Upper end corresponding to the right side of the above-mentioned cavity assembly 50 in the place ahead of above-mentioned air inlet 65 is provided with fan component 69 along fore-and-aft direction, and it can produce and make air outside be attracted to driving force in the micro-wave oven.As shown in the figure, said fans assembly 69 is made of a motor and a pair of axial-flow type (sirocco) fan that is installed in above-mentioned motor both sides.
Therefore, the rotating shaft direction that the air that the air inlet 65 that forms by the side at above-mentioned backboard 61 is inhaled into can flow to tube-axial fan from the place ahead or the rear of said fans assembly 69, flow through above-mentioned tube-axial fan then to its centrifugal direction, promptly above above-mentioned cavity assembly 50, move.
In addition, the left side of said fans assembly 69 is provided with dividing plate 70, this dividing plate 70 can be two parts about being divided into above the above-mentioned cavity assembly 30, and a side of aforementioned barriers 70 has formed the 1st steam vent 70a and the 2nd steam vent 70b, can make under the effect of said fans assembly 69 and flow air flows to above the above-mentioned cavity assembly 50 by these steam vents.
As top said under the effect of said fans assembly 69 above above-mentioned cavity assembly 50 mobile air can impel be installed in cavity assembly 50 above various electronic units and heater heat radiation.And make above-mentioned electronic unit and heater realize the air of heat radiation because the lasting driving of said fans assembly 69 can flow into above-mentioned the 2nd passage 71b.
In addition, inside at above-mentioned passage 71a, the 71b of the both sides that lay respectively at above-mentioned cavity assembly 50 is respectively arranged with the 1st air chamber 75a and the 2nd air chamber 75b, and they are used for cutting off the air that is inhaled into micro-wave oven inside and the heat exchange between the air in the above-mentioned cavity component internal space.
The air that is inhaled into micro-wave oven inside is in above-mentioned the 1st, 2 passages of above-mentioned cavity assembly 50 both sides of flowing through, under the effect of above-mentioned air chamber 75a, 75b, can not produce heat exchange, can prevent in this way that therefore above-mentioned cooking room 51 temperature inside from descending with the air of above-mentioned cooking room 51 inside.
In addition, as mentioned above, above-mentioned lower passage 73 possesses the exhaust outlet 67 that is used for discharging the air of having crossed in the micro-wave oven inner loop, and the one side is connected with above-mentioned the 2nd passage 71b, and opposite side then is connected with above-mentioned the 1st passage 71a.Therefore, make the air after above-mentioned electronic unit etc. is finished heat radiation flow into above-mentioned lower passage 73, and these airborne parts can't be discharged into the outside by above-mentioned exhaust outlet 67, but can flow into above-mentioned the 1st passage 71a by above-mentioned the 2nd passage 71b.
But, owing to flow into air in the above-mentioned lower passage 73 in the inner loop mistake of micro-wave oven, and in the process of circulation, made the heat radiation of above-mentioned electronic unit, so the temperature of these air is relatively than flowing into and flow to air height in above-mentioned the 1st passage 71a from the outside by above-mentioned air inlet 65.
Therefore in order to prevent that the air in the above-mentioned lower passage 73 from flowing into above-mentioned the 1st passage 71a again, then in the inner loop of micro-wave oven, thereby cause the low problem of radiating efficiency, as shown in FIG., upper end in a side of the above-mentioned lower passage 73 that is connected with above-mentioned the 1st passage 71a, promptly between medial surface corresponding to the right flank of the above-mentioned cavity assembly 50 below the said fans assembly 69 and above-mentioned shell 59, be provided with air grid 77 along fore-and-aft direction, it can prevent that the air in the above-mentioned lower passage 73 from flowing into above-mentioned the 1st passage 71a.
Below with reference to Fig. 3 and Fig. 4 the mobile of micro-wave oven inner air of the present invention with said structure is elaborated.
At first, when micro-wave oven started, the said fans assembly 69 that is installed in the upper end, right side of above-mentioned cavity assembly 50 also can drive, and air can be inhaled into the inside of micro-wave oven from the outside by above-mentioned air inlet 65 thus.
The air that is inhaled into micro-wave oven inside can axially flow to the place ahead or the rear of said fans assembly 69 along above-mentioned the 1st passage 71a.At this moment, under the effect of above-mentioned the 1st air chamber 75a of the inside that is installed in above-mentioned the 1st passage 71a, the air that moves along the 1st passage 71a can not produce heat exchange with the air of above-mentioned cooking room 51 inside.
In addition, under the effect of said fans assembly 69 and the air that is inhaled into micro-wave oven inside under the driving of said fans assembly 69, can by above-mentioned steam vent 70a, 70b to be positioned at above-mentioned cavity assembly 50 above electronic unit installation room 53 move, thereby make the various electronic units heat radiation that is installed in above-mentioned electronic unit installation room 53 inside.In addition, made above-mentioned electronic unit finish the lasting driving of the air of heat radiation owing to said fans assembly 69, above-mentioned the 2nd passage 71b that can form to the left side at above-mentioned cavity assembly 50 moves.
Move to air in above-mentioned the 2nd passage 71b like this under the driving of said fans assembly 69, can move to the below of micro-wave oven along above-mentioned the 2nd passage 71b, flow into then with above-mentioned lower passage 73 that the bottom of above-mentioned the 2nd passage 71b is connected in.Here, be installed in along the air that above-mentioned the 2nd passage 71b moves under the effect of the 2nd air chamber 75b in above-mentioned the 2nd passage 71b, can not producing heat exchange with the air of above-mentioned cooking room 51 inside.
And can be discharged into the outside again by the exhaust 67 that is positioned at lower passage 73 fronts at last to the air that above-mentioned lower passage 73 moves.In addition, under the effect of the air grid 77 of the right side upper end that is installed in above-mentioned lower passage 73 along fore-and-aft direction, can prevent in the above-mentioned lower passage 73 air to above-mentioned the 1st passage 71a move and under the effect of said fans assembly 69 again in the inner loop of micro-wave oven.
Can learn for explanation of the present invention from above-mentioned, basic fundamental theory of the present invention is: extraneous air is inhaled into a side of cavity of microwave oven assembly by the air inlet of back one side of micro-wave oven, the air that is inhaled into like this is in the top and the circulation of another side of cavity assembly, can make the top electronic unit heat radiation that is installed in the cavity assembly, discharge by the exhaust outlet of micro-wave oven lower front face at last.
In the category of aforesaid basic fundamental theory of the present invention; might make various deformation for those technical staff that grasped this area rudimentary knowledge handles; for scope of the present invention, the scope that needs to ask for protection with patent is that the basis makes an explanation.
Though above-mentioned in the accompanying drawings air inlet and fan component are positioned at the right side of above-mentioned cavity assembly, this does not also mean that and must be limited to this form.That is to say,, also can obtain same effect even above-mentioned air inlet and fan component are positioned at the top left side of above-mentioned cavity assembly.In addition, also can in the front of above-mentioned exhaust outlet air discharge grille be installed as prior art illustrated in figures 1 and 2.
Claims (2)
1. micro-wave oven comprises:
Cavity assembly, its inside have formed and have been used for the cooking room of heat food;
The electronic unit installation room, be formed on above-mentioned cavity assembly above, and inside is provided with various electronic units;
Several air inlets are formed on the side of backboard of back of above-mentioned cavity, air can be drawn into the inside of micro-wave oven by air inlet;
Fan component is installed in an end of above-mentioned cavity assembly, can provide to be used for air is drawn into by above-mentioned air inlet the driving force of the inside of micro-wave oven;
Exhaust outlet is formed on the bottom of the front of above-mentioned cavity assembly, under the effect of said fans assembly and be inhaled into, can be discharged into the outside by these exhaust outlets along the top of above-mentioned cavity assembly and the air of side circulation then; It is characterized in that:
Also comprise a pair of air chamber, be installed in respectively on two sides of above-mentioned cavity assembly, can cut off the air that is inhaled into micro-wave oven inside and the heat exchange between the air in the above-mentioned cavity component internal space.
2. micro-wave oven according to claim 1 is characterized in that:
At above-mentioned cavity assembly and formed above the micro-wave oven and be provided with the air grid between the shell of two sides, it has cut off that a side at the cavity assembly forms is used for making that passage that air flows and bottom at the cavity assembly form is used for making the air that is inhaled into to the outside air chamber of discharging of micro-wave oven in micro-wave oven.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031303501A CN100376840C (en) | 2003-06-30 | 2003-06-30 | Microwave oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031303501A CN100376840C (en) | 2003-06-30 | 2003-06-30 | Microwave oven |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1566770A CN1566770A (en) | 2005-01-19 |
| CN100376840C true CN100376840C (en) | 2008-03-26 |
Family
ID=34469713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031303501A Expired - Fee Related CN100376840C (en) | 2003-06-30 | 2003-06-30 | Microwave oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100376840C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114515102B (en) * | 2020-11-18 | 2023-07-21 | 广东美的厨房电器制造有限公司 | Cooking apparatus |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1142037A (en) * | 1995-05-16 | 1997-02-05 | Lg电子株式会社 | Air ventilating system for microwave oven |
| JPH09229377A (en) * | 1996-02-26 | 1997-09-05 | Sharp Corp | Microwave oven |
| CN1160155A (en) * | 1995-06-09 | 1997-09-24 | 三星电子株式会社 | Convection microwave oven |
| CN1223357A (en) * | 1997-11-15 | 1999-07-21 | Lg电子株式会社 | Air circulation structure for microwave oven |
| US20020190063A1 (en) * | 1999-12-27 | 2002-12-19 | Sung-Geon Lee | Built- in microwave oven |
| CN1411680A (en) * | 1999-12-18 | 2003-04-16 | Lg电子株式会社 | Built-in microwave oven |
-
2003
- 2003-06-30 CN CNB031303501A patent/CN100376840C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1142037A (en) * | 1995-05-16 | 1997-02-05 | Lg电子株式会社 | Air ventilating system for microwave oven |
| CN1160155A (en) * | 1995-06-09 | 1997-09-24 | 三星电子株式会社 | Convection microwave oven |
| JPH09229377A (en) * | 1996-02-26 | 1997-09-05 | Sharp Corp | Microwave oven |
| CN1223357A (en) * | 1997-11-15 | 1999-07-21 | Lg电子株式会社 | Air circulation structure for microwave oven |
| CN1411680A (en) * | 1999-12-18 | 2003-04-16 | Lg电子株式会社 | Built-in microwave oven |
| US20020190063A1 (en) * | 1999-12-27 | 2002-12-19 | Sung-Geon Lee | Built- in microwave oven |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1566770A (en) | 2005-01-19 |
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Granted publication date: 20080326 |