CN102032743A - Refrigerator - Google Patents
Refrigerator Download PDFInfo
- Publication number
- CN102032743A CN102032743A CN 201010279321 CN201010279321A CN102032743A CN 102032743 A CN102032743 A CN 102032743A CN 201010279321 CN201010279321 CN 201010279321 CN 201010279321 A CN201010279321 A CN 201010279321A CN 102032743 A CN102032743 A CN 102032743A
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- CN
- China
- Prior art keywords
- cold air
- central portion
- refrigerating chamber
- cold
- duct
- Prior art date
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Abstract
The invention relates to a refrigerator capable of increasing the cooling air amount sprayed from a center part of pipeline member in the refrigerator to a cooling chamber, and preventing the cooling air detained in a cooling air pipeline thereby improving the cooling performance. In the pipeline member in the refrigerator which covers the cooling air pipeline and formed in front of the cooling air pipeline arranged at the rear part of the cooling chamber, an upper spraying outlet is arranged at the upper part, center spraying outlets are arranged at the center part of the left and right direction and four of which are respectively arranged at the up and down direction, and four rows of which are arranged at the left and right direction. A left and right pair of cooling air guide part is arranged at the back side of the pipeline member in the refrigerator to make the cooling air pipeline narrows toward the upper direction. The cooling air guide part is arranged to increase the cooling air amount sprayed from the center part of pipeline member in the refrigerator to the cooling chamber and to prevent the cooling air detained in the cooling air pipeline.
Description
Technical field
The present invention relates to a kind of refrigerator that covers the case interior conduit member of described cold duct from the place ahead of the cold duct that is formed on the refrigerating chamber rear portion that possesses.
Background technology
In refrigerator, be provided with flat case interior conduit member, cover described cold duct from the place ahead of the cold duct that is formed on the refrigerating chamber rear portion.On the described case interior conduit member, in the middle body position of left and right directions, above-below direction is provided with a plurality of central portion ejiction openings.
And, space in the periphery of case interior conduit member, in left and right sides edge part and the synthetic resin system that heat insulating box and steel plate system outer container, the foaming heat insulation material of refrigerator formed in the lump between the case is made as the sidepiece ejiction opening, simultaneously the space between upper edge and the interior case is made as the top ejiction opening.
And, utilize the air-supply effect of fan assembly that the cold air by condenser (condenser) cooling is imported in the described cold duct, and flow to upside from downside, thus with described cold air from described central portion ejiction opening, about sidepiece ejiction opening and top ejiction opening spray in the refrigerating chamber, whereby with refrigerating chamber cooling (for example with reference to patent documentation 1).
[look-ahead technique document]
[patent documentation]
Patent documentation 1: the Japan Patent spy opens the 2008-45844 communique
In the refrigerator of described formation, be ejected to air conditioning quantity in the refrigerating chamber in order to increase from described central ejiction opening, consider the sidepiece ejiction opening of the sealing left and right sides or make the opening amount minimum, make the top ejiction opening only as the central portion of left and right directions simultaneously.
When being made as described formation, because of the main ejiction opening of cold air only limits to the top ejiction opening of central ejiction opening and center upper portion portion, so cold air often is trapped near the top of the cold duct left and right sides.
There are the following problems in the time of in cold air is trapped in cold duct: the cold air of described delay by case interior conduit member with the higher case of the temperature in the refrigerating chamber in air carry out heat exchange and make temperature rise, described heat also can influence from ejiction opening and be ejected to cold air in the refrigerating chamber, and the result causes cooling performance to descend.
This shows that above-mentioned existing refrigerator obviously still has inconvenience and defective, and demands urgently further being improved in structure and use.In order to solve the problem of above-mentioned existence, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, this obviously is the problem that the anxious desire of relevant dealer solves.Therefore how to found a kind of refrigerator of new structure, real one of the current important research and development problem that belongs to, also becoming the current industry utmost point needs improved target.
Summary of the invention
The objective of the invention is to, overcome the defective that existing refrigerator exists, and provide a kind of refrigerator of new structure, technical problem to be solved is it can be increased from the central portion ejiction opening of case interior conduit member be ejected to air conditioning quantity in the refrigerating chamber, and can prevent that cold air is trapped in the cold duct, and then can improve cooling performance.
The object of the invention to solve the technical problems realizes by the following technical solutions.For achieving the above object, according to refrigerator of the present invention, comprising: refrigerating chamber is arranged in the refrigerator main body; Case interior conduit member, the place ahead from the cold duct that is formed on described refrigerating chamber rear portion covers described cold duct; Fan assembly imports in the described cold duct cold air by the condenser cooling, and flows to upside from the downside of described cold duct; The top ejiction opening is located at the top of described cold duct and the central portion office on the left and right directions, and the cold air that flows in described cold duct is ejected in the described refrigerating chamber; The central portion ejiction opening, the central portion office and the above-below direction that are located at the left and right directions of described case interior conduit member extend, and the cold air that flows in described cold duct is ejected in the described refrigerating chamber; And the cold air guide portion, so that the mode that described cold duct narrows down towards the top and be arranged on the back side of described case interior conduit member guides the cold air that flows in the described cold duct to concentrate near described central portion ejiction opening.
The present invention compared with prior art has tangible advantage and beneficial effect.By technique scheme, refrigerator of the present invention has following advantage and beneficial effect at least: by the back side at case interior conduit member the cold air guide portion is set, can increase from the central portion ejiction opening of case interior conduit member and be ejected to air conditioning quantity in the refrigerating chamber, and can prevent that cold air is trapped in the cold duct, and then can improve cooling performance.
In sum, the invention provides a kind of can increasing and be ejected to air conditioning quantity in the refrigerating chamber, and can prevent that cold air is trapped in the cold duct, and then improve the refrigerator of cooling performance from the central portion ejiction opening of case interior conduit member.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the profile of the refrigerator integral body of expression the present invention first example.
Fig. 2 is the front view of refrigerating chamber.
Fig. 3 is the rearview of case interior conduit member.
Fig. 4 is the profile of X1-X1 line in Fig. 2.
Fig. 5 is the profile of X2-X2 line in Fig. 2.
Fig. 6 is the profile of X3-X3 line in Fig. 2.
Fig. 7 represents second example of the present invention, and is equivalent to Fig. 3.
1: refrigerator main body 2: heat insulating box
3: outer container 4: interior case
5: foaming heat insulation material 6: refrigerating chamber
6a: door 7: vegetable compartment
8: refrigerating chamber 7a, 8a drawing and pulling type door
9: spaced walls 10: spaced walls
12: condenser chamber 13: condenser
14: fan assembly 15: fan
16: fan motor 17: Machine Room
18: compressor 20: cold duct
21: case interior conduit member 22: case interior conduit plate
23: design panel 24: installation component
26: timber 27: the sealing material
27a notch 28: top ejiction opening
30: central portion ejiction opening 31: groove
32: timber 33: the cold air guide portion
33a pars intermedia 34: protuberance
36: return air duct 40: the cold air guide portion
The 40a pars intermedia
The specific embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to its specific embodiment of refrigerator, structure, feature and the effect thereof that foundation the present invention proposes, describe in detail as after.
(first example)
Below, with reference to Fig. 1～Fig. 6, first example of the present invention is described.At first, in the whole Fig. 1 that constitutes of expression refrigerator, the heat insulating box 2 of refrigerator main body 1 be the outer container 3 of steel plate system and plastic in the heat insulation material 5 of filling-foam and forming between the case 4.In the inside of described refrigerator main body 1, be provided with refrigerating chamber 6, vegetable compartment 7 from top to bottom, reach refrigerating chamber 8.Described refrigerating chamber 6, vegetable compartment 7, and refrigerating chamber 8 be to use as storeroom.Being to be spaced apart wall 9 to separate between refrigerating chamber 6 and the vegetable compartment 7, is to be spaced apart wall 10 to separate between vegetable compartment 7 and the refrigerating chamber 8.The front surface peristome of refrigerating chamber 6 is that the pivoting door 6a by swing cover type opens or closes, the front surface peristome of vegetable compartment 7 and refrigerating chamber 8 be respectively by drawing and pulling type door 7a, 8a opens or close.
Be formed in the condenser chamber 12 at vegetable compartment 7 rear portions and setting condenser 13, the position below described condenser 13 is setting fan assembly 14.Fan assembly 14 is by the fan 15 of air-supply usefulness and the fan motor (fan motor) 16 of described fan 15 rotations is constituted.
Form Machine Room (machine room) 17 in the bottom at refrigerator main body 1 rear portion, and in described Machine Room 17, setting compressor (compressor) 18.
Be provided with case interior conduit member 21 at the rear portion of refrigerating chamber 6, cover described cold duct 20 from the place ahead of the cold duct that is used for refrigerating chamber 6 20 that is formed on described rear portion.Cold duct 20 is to utilize the space between interior case 4 and the case interior conduit member 21 to form, and above-below direction extends.
The bottom of cold duct 20 is communicated in described condenser chamber 12.As Fig. 2, Fig. 3 and shown in Figure 6, case interior conduit member 21 comprises the plastic case interior conduit plate 22 of rectangular flat shape and is assembled in the plastic design panel 23 of the central portion of described case interior conduit plate 22 left and right directions.Design panel 23 forms the long rectangular plate shape of above-below direction.
As shown in Figure 3, at the back side of the case interior conduit plate 22 of case interior conduit member 21, be provided with the installation component 24 (with reference to the dotted line of Fig. 2, Fig. 4, Fig. 5) of the hook (hook) that comprises up in the position on the top of the left and right sides.
Case interior conduit member 21 be by with described two installation components 24 from the below insert be located on the case 4 holding section (not shown) and make its engaging, simultaneously with the bottom from the top chimeric rear lower to refrigerating chamber 6, be installed in the rear portion of refrigerating chamber 6 whereby.
And, be provided with integratedly at the back side of case interior conduit plate 22 from left and right sides portion and spread all over top and rearward outstanding timber (rib) 26, pasting sealing material 27 in the rearward end of described timber 26.And timber 26 is across sealing material 27 and the front surface of case 4 in being connected to.
In addition, as shown in Figure 3, paste about the sealing material 27 of each timber 26 in, eliminate the part sealing material 27 that is positioned at installation component 24 1 sides in the upper portion of the part of the above-below direction that points to timber 26, thereby form the notch 27a of the rear end face that has exposed timber 26.
On the top of case interior conduit member 21, forming the top ejiction opening 28 that comprises peristome in the position of the central portion of left and right directions.Described top ejiction opening 28 makes in the cold duct 20 with in the refrigerating chamber 6 and interconnects.
And in the central portion office of the left and right directions of case interior conduit member 21, the central portion ejiction opening 30 that above-below direction extends is provided with 4 row at left and right directions.
As shown in Figure 6, each central portion ejiction opening 30 is to be formed for the 1/4 circular-arc groove 31 that extends to rear portion side (downside among Fig. 6) depression and above-below direction roughly, the peristome 31a of a sidepiece that is formed on described groove 31 and the peristome 31b of front surface portion by section on the panel 23 in case interior conduit plate 22 and design.
Each central portion ejiction opening 30 makes in the cold duct 20 with in the refrigerating chamber 6 and interconnects.In this case, a plurality of central portion ejiction openings 30 of each row that above-below direction extends are for example as shown in Figure 5, by be arranged on case interior conduit plate 22 and design on the panel 23 timber 32 and whenever several be spaced, be that per 4 ground of above-below direction are spaced under the described situation.
At the back side of case interior conduit plate 22, as shown in Figure 3, be provided with a pair of cold air guide portion 33 in the position of the left and right sides of designing panel 23.Cold air guide portion 33 is to spread all over top near the central portion of the above-below direction of case interior conduit plate 22, the mode that narrows down towards the top with cold duct 20 and form convex shape.
Each cold air guide portion 33 forms the narrower band shape of width for length direction, and is configured between design panel 23 and the left and right sides installation portion 24.In this case, the form of cold air guide portion 33 is slightly bendings slightly laterally away from design panel 23 of pars intermedia 33a of above-below direction.The front surface (with reference to Fig. 6) of case 4 in the back side of each cold air guide portion 33 is left slightly.
In addition, at the back side of case interior conduit plate 22, on the left side of the central portion ejiction opening 30 of the design left and right sides of panel 23 and left end and the position on the right of the central portion ejiction opening 30 of right-hand member, be provided with laterally projecting protuberance 34.
The thickness setting of each protuberance 34 is become the thickness roughly the same with cold air guide portion 33.In addition, cold air guide portion 33 and protuberance 34 also can be located on the case interior conduit plate 22 integratedly.Particularly the cold air guide portion 33, the material of preferably using cold air (wind) to see through.
In addition, among Fig. 1, be provided with return air duct (return duct) 36 at the rear portion of vegetable compartment 7 with air guide fan assembly 14 sides in the refrigerating chamber 6.And, in refrigerator main body 1, though not shown, the cold duct that is used for refrigerating chamber 8 that is used for the cold air guiding refrigerating chamber 8 of condenser 13 cooling also is being set.
Next, the effect to the refrigerator of described formation describes.When refrigerated compartment 6, if under the state of drive compression machine 18 drive fan device 14, utilize the air-supply effect of described fan assembly 14, shown in the arrow of Fig. 1, import in the cold duct 20 from condenser chamber 12 by the cold air of condenser 13 coolings.
Shown in the arrow of Fig. 2 and Fig. 3, the cold air that imports in the cold duct 20 flows to upside from downside in cold duct 20.Then, the part of the cold air that flows in cold duct 20 sprays in the refrigerating chamber 6 from each central portion ejiction opening 30.
At this moment, owing to be provided with cold air guide portion 33 at the back side of case interior conduit member 21, so the cold air that flows in cold duct 20 focuses on by cold air guide portion 33 near the central portion of left and right directions, most of cold air can spray in the refrigerating chamber 6 from central portion ejiction opening 30.
And it is wideer and more to the shape of the narrow more level and smooth warpage of top cold duct 20 than upper side that a pair of cold air guide portion 33 forms lower side, is trapped in the cold duct 20 so can prevent cold air.
In addition, a pair of cold air guide portion 33 also can be the shape that makes the smooth curved that cold duct 20 narrows down.
And, in this case, because the back side at case interior conduit member 21, about the left side of central portion ejiction opening 30 and the position on the right be provided with protuberance 34, run into described protuberance 34 and central portion ejiction opening 30 sides that lead easily so flow to the cold air of top, be ejected to air conditioning quantity in the refrigerating chamber 6 thereby can further increase from central portion ejiction opening 30.
Cold air above flowing in cold duct 20 is concentrated at top ejiction opening 28, and is ejected in the refrigerating chamber 6 from top ejiction opening 28.Thus, utilize the cold air be ejected in the refrigerating chamber 6, come in the refrigerated compartment 6 and be accommodated in stock in the refrigerating chamber 6.The part of the cold air of cooling in the refrigerating chamber 6 also is supplied in the vegetable compartment 7 of below, thereby also with vegetable compartment 7 coolings.
In addition, when cooling refrigerating chamber 8, the cold air that is cooled off by condenser 13 supplies in the refrigerating chamber 8 by not shown cold duct, thereby with refrigerating chamber 8 coolings.
According to described example, can obtain action effect as described below.Promptly, by the back side that covers the case interior conduit member 21 of cold duct 20 in the past face side a pair of cold air guide portion 33 is set, can increase from the central portion ejiction opening 30 of case interior conduit member 21 and be ejected to air conditioning quantity in the refrigerating chamber 6, and can prevent that cold air is trapped in the cold duct 20, and then can improve cooling performance.
Owing to cold air guide portion 33 is to dispose from spreading all over top near the central portion of the above-below direction of case interior conduit member 21, be not arranged on the bottom, therefore have the following advantages: can greatly reduce to be used for being provided with the scope of cold air guide portion 33, and can guarantee the bottom broad of cold duct 20 and cold air is imported in the cold duct 20.
The back side at case interior conduit member 21, lateral position at central portion ejiction opening 30 is provided with laterally projecting protuberance 34, the central portion ejiction opening 30 that the cold air that flow to the top in the cold duct 20 can be led more whereby is ejected to air conditioning quantity in the refrigerating chamber 6 thereby can further increase from central portion ejiction opening 30.
And, therefore in this case because protuberance 34 is along above-below direction multistage to be set respectively in the left and right sides, can increases more further from central portion ejiction opening 30 and be ejected to air conditioning quantity in the refrigerating chamber 6.
(second example)
Fig. 7 represents second example of the present invention, and described second example is different with described first example in the following areas.Promptly, be located at case interior conduit member 21 (case interior conduit plate 22) though a pair of cold air guide portion 40 at the back side be the form that cold duct 20 is narrowed down towards the top, the pars intermedia 40a of above-below direction is side-prominent and become the form of smooth curved towards design panel 23.
Described formation also can obtain the action effect identical with first example.
(other examples)
The present invention is not limited to described two examples, can as described belowly be out of shape or expand.
As refrigerator, be not limited to utilize 1 condenser to come refrigerated compartment 6, vegetable compartment 7, and the formation of refrigerating chamber 8, the present invention also goes for being provided with and is used for the refrigeration of the refrigerating chamber of cooling refrigeration humidity province (temperature zone) and vegetable compartment with condenser and the refrigerator that is used for cooling off the freezing usefulness condenser of the refrigerating chamber in cryogenic temperature district or ice-making compartment.
As case interior conduit member 21, also can constitute by a member, replace by case interior conduit plate 22 and design panel 23 these two situations that member constituted.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (3)
1. refrigerator is characterized in that comprising:
Refrigerating chamber is arranged in the refrigerator main body;
Case interior conduit member covers described cold duct from the place ahead of the cold duct that is formed on described refrigerating chamber rear portion;
Fan assembly imports in the described cold duct cold air by the condenser cooling, and flows to upside from the downside of described cold duct;
The top ejiction opening is located at the top of described cold duct and the central portion office on the left and right directions, and the cold air that flows in described cold duct is ejected in the described refrigerating chamber;
The central portion ejiction opening, the central portion office and the above-below direction that are located at the left and right directions of described case interior conduit member extend, and the cold air that flows in described cold duct is ejected in the described refrigerating chamber; And
The cold air guide portion so that the mode that described cold duct narrows down towards the top is arranged on the back side of described case interior conduit member, guides the cold air that flows in the described cold duct to concentrate near described central portion ejiction opening.
2. refrigerator according to claim 1 is characterized in that:
Described cold air guide portion is disposing from spreading all over upper portion near the central portion of the above-below direction of described case interior conduit member.
3. refrigerator according to claim 1 and 2 is characterized in that:
The back side at described case interior conduit member is provided with protuberance, and described protuberance is laterally projecting in the position on described central portion ejiction opening next door, is received in the cold air of flow direction top in the described cold duct and its described central portion that leads is sprayed oral-lateral.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009233381A JP5289265B2 (en) | 2009-10-07 | 2009-10-07 | refrigerator |
| JP2009-233381 | 2009-10-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102032743A true CN102032743A (en) | 2011-04-27 |
| CN102032743B CN102032743B (en) | 2013-06-26 |
Family
ID=43885963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010279321 Active CN102032743B (en) | 2009-10-07 | 2010-09-09 | Refrigerator |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5289265B2 (en) |
| CN (1) | CN102032743B (en) |
| TW (1) | TW201113487A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6637128B2 (en) * | 2018-08-07 | 2020-01-29 | 東芝ライフスタイル株式会社 | refrigerator |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0905461A2 (en) * | 1997-09-24 | 1999-03-31 | Samsung Electronics Co., Ltd. | Refrigerator with cool air distributing apparatus |
| CN1213765A (en) * | 1997-10-02 | 1999-04-14 | 三星电子株式会社 | Refrigerator with device for dispersing cool air |
| JP2001301624A (en) * | 2000-04-19 | 2001-10-31 | Matsushita Electric Works Ltd | Temperature regulating air supply device for serving cart |
| CN1131405C (en) * | 1999-05-10 | 2003-12-17 | Lg电子株式会社 | Cold-air supply sturcture of refrigerator with cantilever shelf |
| CN201047692Y (en) * | 2005-09-29 | 2008-04-16 | 株式会社东芝 | Refrigerator |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3582644B2 (en) * | 2000-02-04 | 2004-10-27 | シャープ株式会社 | refrigerator |
| JP4474276B2 (en) * | 2004-12-27 | 2010-06-02 | 日立アプライアンス株式会社 | refrigerator |
-
2009
- 2009-10-07 JP JP2009233381A patent/JP5289265B2/en active Active
-
2010
- 2010-08-18 TW TW99127596A patent/TW201113487A/en unknown
- 2010-09-09 CN CN 201010279321 patent/CN102032743B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0905461A2 (en) * | 1997-09-24 | 1999-03-31 | Samsung Electronics Co., Ltd. | Refrigerator with cool air distributing apparatus |
| CN1213765A (en) * | 1997-10-02 | 1999-04-14 | 三星电子株式会社 | Refrigerator with device for dispersing cool air |
| CN1131405C (en) * | 1999-05-10 | 2003-12-17 | Lg电子株式会社 | Cold-air supply sturcture of refrigerator with cantilever shelf |
| JP2001301624A (en) * | 2000-04-19 | 2001-10-31 | Matsushita Electric Works Ltd | Temperature regulating air supply device for serving cart |
| CN201047692Y (en) * | 2005-09-29 | 2008-04-16 | 株式会社东芝 | Refrigerator |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2011080693A (en) | 2011-04-21 |
| CN102032743B (en) | 2013-06-26 |
| TW201113487A (en) | 2011-04-16 |
| JP5289265B2 (en) | 2013-09-11 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: Tokyo, Japan Patentee after: Toshiba Corp. Patentee after: Toshiba Home Appliances Holdings Corp. Patentee after: TOSHIBA HOME APPLIANCES Corp. Address before: Tokyo, Japan port area Zhi Pu Ding Ding 1, No. 1 Patentee before: Toshiba Corp. Patentee before: Toshiba Home Appliances Holdings Corp. Patentee before: TOSHIBA HOME APPLIANCES Corp. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20160822 Address after: Tokyo, Japan Patentee after: TOSHIBA LIFESTYLE PRODUCTS & SERVICES Corp. Address before: Tokyo, Japan Patentee before: Toshiba Corp. Patentee before: TOSHIBA LIFESTYLE PRODUCTS & SERVICES Corp. Effective date of registration: 20160822 Address after: Tokyo, Japan Patentee after: Toshiba Corp. Patentee after: TOSHIBA LIFESTYLE PRODUCTS & SERVICES Corp. Address before: Tokyo, Japan Patentee before: Toshiba Corp. Patentee before: Toshiba Home Appliances Holdings Corp. Patentee before: TOSHIBA HOME APPLIANCES Corp. |