CN102032743B - Refrigerator - Google Patents
Refrigerator Download PDFInfo
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- CN102032743B CN102032743B CN 201010279321 CN201010279321A CN102032743B CN 102032743 B CN102032743 B CN 102032743B CN 201010279321 CN201010279321 CN 201010279321 CN 201010279321 A CN201010279321 A CN 201010279321A CN 102032743 B CN102032743 B CN 102032743B
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- cold air
- central portion
- refrigerating chamber
- cold
- duct
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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
Be provided with flat case interior conduit member in refrigerator, cover described cold duct from the place ahead of the cold duct that is formed on the refrigerating chamber rear portion.On 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, in the periphery of case interior conduit member, space in left and right sides edge part and synthetic resin system that heat insulating box and steel plate outer container processed, the foaming heat insulation material of refrigerator formed in the lump between case are made as the sidepiece ejiction opening, simultaneously the space between upper edge and interior case are made as the top ejiction opening.
And, utilizing the air-supply effect of fan assembly to make by the cooling cold air of evaporimeter (cooler) imports in described cold duct, and flow to upside from downside, thus sidepiece ejiction opening and the top ejiction opening of described cold air from described central portion ejiction opening, left and right sprayed in refrigerating chamber, whereby with refrigerating chamber cooling (for example with reference to patent documentation 1).
[look-ahead technique document]
[patent documentation]
Patent documentation 1: Japanese Patent Laid-Open 2008-45844 communique
In the refrigerator of described formation, be ejected to air conditioning quantity in 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 simultaneously the top ejiction opening only as the central portion of left and right directions.
When being made as described formation, only limit to the top ejiction opening of central ejiction opening and center upper portion section because of the main ejiction opening of cold air, so cold air often is trapped near the top of the cold duct left and right sides.
In the time of in cold air is trapped in cold duct, there are the following problems: the cold air of described delay by case interior conduit member with the higher case of temperature in refrigerating chamber in air carry out heat exchange and make temperature rise, described heat also can affect from ejiction opening and be ejected to cold air in refrigerating chamber, and result causes cooling performance to descend.
This shows, 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, completed by development but have no for a long time applicable design always, and common product does not have appropriate structure to address the above problem, this is obviously the problem that the anxious wish 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 object 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 can increase from the central portion ejiction opening of case interior conduit member to be ejected to air conditioning quantity in refrigerating chamber, and can prevent that cold air is trapped in 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 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 described cold duct the cold air by evaporator cools, 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 left and right directions, and the cold air that flows in described cold duct is ejected in 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 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 described cold duct to concentrating near described central portion ejiction opening.
The present invention compared with prior art has obvious advantage and beneficial effect.By technique scheme, refrigerator of the present invention has following advantages 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 refrigerating chamber, and can prevent that cold air is trapped in cold duct, and then can improve cooling performance.
In sum, the invention provides a kind of can increasing from the central portion ejiction opening of case interior conduit member and be ejected to air conditioning quantity in refrigerating chamber, and can prevent that cold air is trapped in cold duct, and then improve the refrigerator of cooling performance.
Above-mentioned explanation is only 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 and other purpose of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and the cooperation accompanying drawing, be described in detail as follows.
Description of drawings
Fig. 1 means the profile of the refrigerator integral body of the present invention's the 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 the 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: evaporator room 13: evaporimeter
14: fan assembly 15: fan
16: fan motor 17: Machine Room
18: contracting machine 20: cold duct
21: case interior conduit member 22: case inner tube guidance tape
23: design panel 24: installation component
26: timber 27: the sealing material
27a notch 28: top ejiction opening
30: central portion ejection 31: groove
32: timber 33: the cold air guide portion
33a pars intermedia 34: protuberance
36: wind pipeline 40: the cold air guide portion
The 40a pars intermedia
The specific embodiment
Reach for further setting forth the present invention technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, its specific embodiment of refrigerator, structure, feature and effect thereof to foundation the present invention proposes are described in detail as follows.
(the first example)
Below, with reference to Fig. 1～Fig. 6, the first example of the present invention is described.At first, in the whole Fig. 1 that consists of of expression refrigerator, the heat insulating box 2 of refrigerator main body 1 is the heat insulation material 5 of filling-foam and forming between the outer container 3 of steel plate system and plastic interior 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 vegetable compartment 7, is to be spaced apart wall 10 to separate between vegetable compartment 7 and 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 evaporator room 12 at vegetable compartment 7 rear portions and setting evaporimeter 13, the position below described evaporimeter 13 is setting fan assembly 14.Fan assembly 14 is by the fan 15 of air-supply use and the fan motor (fan motor) 16 of described fan 15 rotations is consisted of.
Machine Room (machine room) 17 is being formed on the bottom at refrigerator main body 1 rear portion, and is setting compressor (compressor) 18 in described Machine Room 17.
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 20 that is used for refrigerating chamber 6 that is formed on described rear portion.Cold duct 20 is to utilize the space between interior case 4 and case interior conduit member 21 to form, and above-below direction extends.
The bottom of cold duct 20 is communicated in described evaporator room 12.As Fig. 2, Fig. 3 and shown in Figure 6, case interior conduit member 21 comprises the plastic case inner tube guidance tape 22 of rectangular flat shape and is assembled in the plastic design panel 23 of the central portion of described case inner tube guidance tape 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 inner tube guidance tape 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 is be located at the holding section (not shown) on interior case 4 and make its engaging by described two installation components 24 are inserted from the below, simultaneously with the bottom from the top chimeric rear lower to refrigerating chamber 6, be arranged on whereby the rear portion of refrigerating chamber 6.
And, be provided with integratedly the timber (rib) 26 that spreads all over top and rearward give prominence to from the section of the left and right sides at the back side of case inner tube guidance tape 22, pasting sealing material 27 in the rearward end of described timber 26.And timber 26 is to be connected to the front surface of interior case 4 across sealing material 27.
In addition, as shown in Figure 3, paste in the sealing material 27 of each timber 26 of left and right, eliminate in the upper portion of the part of the above-below direction that points to timber 26 the part sealing material 27 that is positioned at installation component 24 1 sides, 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 in the position of the central portion of left and right directions the top ejiction opening 28 that comprises peristome.Described top ejiction opening 28 makes in cold duct 20 with in 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 in 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 section by section on panel 23 in case inner tube guidance tape 22 and design.
Each central portion ejiction opening 30 makes in cold duct 20 with in 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 inner tube guidance tape 22 and design on panel 23 timber 32 and often several be spaced, be that above-below direction every 4 ground are spaced in described situation.
At the back side of case inner tube guidance tape 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 inner tube guidance tape 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 left and right 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 interior case 4 is left at the back side of each cold air guide portion 33 slightly.
In addition, at the back side of case inner tube guidance tape 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 protuberance 34 of described left and right is configuring respectively 3 sections downwards from the central portion of the ratio above-below direction of case inner tube guidance tape 22 slightly high top.In this case, cold air guide portion 33 and protuberance 34 are by resin expanded flexible glue band (soft tape) is consisted of.
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 case inner tube guidance tape 22 integratedly.Particularly the cold air guide portion 33, the material of preferably using cold air (wind) to see through.
In addition, in Fig. 1, be provided with the return air duct (return duct) 36 with air guide fan assembly 14 sides in refrigerating chamber 6 at the rear portion of vegetable compartment 7.And, in refrigerator main body 1, though not shown, also arranging and be used for the cold duct that is used for refrigerating chamber 8 of cold air that evaporimeter 13 is cooling guiding refrigerating chamber 8.
Next, the effect of the refrigerator of described formation described.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, as shown in the arrow of Fig. 1, the cold air cooling by evaporimeter 13 imports in cold duct 20 from evaporator room 12.
As shown in the arrow of Fig. 2 and Fig. 3, the cold air that imports in cold duct 20 flows to upside from downside in cold duct 20.Then, the part at the interior mobile cold air of cold duct 20 sprays in refrigerating chamber 6 from each central portion ejiction opening 30.
At this moment, because the back side at case interior conduit member 21 is provided with cold air guide portion 33, so the interior mobile cold air of cold duct 20 focused on the central portion of left and right directions by cold air guide portion 33 near, most of cold air can spray in refrigerating chamber 6 from central portion ejiction opening 30.
And it is wider and more to the shape of the narrower level and smooth warpage of top cold duct 20, so can prevent that cold air is trapped in cold duct 20 than upper side that a pair of cold air guide portion 33 forms lower side.
In addition, a pair of cold air guide portion 33 can be also the shape that makes the smooth curved that cold duct 20 narrows down.
And, in this case, due to the back side at case interior conduit member 21, be provided with protuberance 34 on the left side of the central portion ejiction opening 30 of left and right and the position on the right, encounter described protuberance 34 and central portion ejiction opening 30 sides that easily lead so flow to the cold air of top, be ejected to the interior air conditioning quantity of refrigerating chamber 6 thereby can further increase from central portion ejiction opening 30.
Cold air above the interior flow direction of cold duct 20 is concentrated at top ejiction opening 28, and is ejected in refrigerating chamber 6 from top ejiction opening 28.Thus, utilize the cold air that is ejected in refrigerating chamber 6, come in refrigerated compartment 6 and be accommodated in the interior stock of refrigerating chamber 6.The part of the interior cooling cold air of refrigerating chamber 6 also is supplied in the vegetable compartment 7 of below, thus also that vegetable compartment 7 is cooling.
In addition, when cooling refrigerating chamber 8, the cold air cooling by evaporimeter 13 supplies in refrigerating chamber 8 by not shown cold duct, thereby refrigerating chamber 8 is cooling.
According to described example, can obtain action effect as described below.Namely, 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 the interior air conditioning quantity of refrigerating chamber 6, and can prevent that cold air is trapped in cold duct 20, and then can improve cooling performance.
Because cold air guide portion 33 is to spread all over top configuring 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 arrange the scope of cold air guide portion 33, and can guarantee that the bottom of cold duct 20 is wider and cold air is imported in 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 interior cold air that flows to the top of cold duct 20 can be led more whereby is ejected to air conditioning quantity in 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 refrigerating chamber 6.
(the second example)
Fig. 7 represents the second example of the present invention, and described the second example is different from described the first example in the following areas.Namely, be located at case interior conduit member 21 (case inner tube guidance tape 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 the 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 evaporimeter to come refrigerated compartment 6, vegetable compartment 7, and the formation of refrigerating chamber 8, the refrigeration that the present invention also goes for being provided with the refrigerating chamber of cooling refrigeration humidity province (temperature zone) and vegetable compartment is with evaporimeter and be used for the refrigerator of freezing use evaporimeter of the refrigerating chamber in cooling cryogenic temperature district or ice-making compartment.
As case interior conduit member 21, also can be consisted of by a member, replace by case inner tube guidance tape 22 and design panel 23 these two situations that member consists of.
the above, it is only preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet be not to limit the present invention, any those skilled in the art, within 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, any simple modification that foundation technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (2)
1. refrigerator is characterized in that comprising:
Refrigerating chamber is arranged in 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 described cold duct the cold air by evaporator cools, 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 left and right directions, and the cold air that flows in described cold duct is ejected in 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 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 described cold duct to concentrated near described central portion ejiction opening,
Described cold air guide portion spreads all over upper portion and is configuring near the central portion of the above-below direction of described case interior conduit member.
2. refrigerator according to claim 1 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 side, is received in the cold air that flows to the top in described cold duct and with the described central portion ejiction opening side of its guiding.
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 CN102032743A (en) | 2011-04-27 |
| CN102032743B true 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 (4)
| 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 |
| CN201047692Y (en) * | 2005-09-29 | 2008-04-16 | 株式会社东芝 | Refrigerator |
Family Cites Families (3)
| 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 |
| JP2001301624A (en) * | 2000-04-19 | 2001-10-31 | Matsushita Electric Works Ltd | Temperature regulating air supply device for serving cart |
| 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 (4)
| 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 |
| CN201047692Y (en) * | 2005-09-29 | 2008-04-16 | 株式会社东芝 | Refrigerator |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2001-301624A 2001.10.31 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102032743A (en) | 2011-04-27 |
| JP2011080693A (en) | 2011-04-21 |
| JP5289265B2 (en) | 2013-09-11 |
| TW201113487A (en) | 2011-04-16 |
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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. |