CN203506432U - Nonmetallic pot - Google Patents
Nonmetallic pot Download PDFInfo
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- CN203506432U CN203506432U CN201320325826.6U CN201320325826U CN203506432U CN 203506432 U CN203506432 U CN 203506432U CN 201320325826 U CN201320325826 U CN 201320325826U CN 203506432 U CN203506432 U CN 203506432U
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- pot
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- interior pot
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Abstract
The utility model provides a nonmetallic pot comprising chinaware (11) coated with a glaze layer (12). A fluororesin layer (15) is formed on the internal surface of the chinaware and separated from a metal spraying layer (13); a heating body (20) corresponding to electromagnetic induction heating is allocated in a designated part of the external surface of the chinaware; and the upper part of the internal surface of the chinaware and a connecting surface (1h) from the upper end (1f) of the internal surface to the upper surface (1g) of a pot edge part are smooth surfaces with surface roughness of Ra=5[mu] below and Rz=10[mu] below. The nonmetallic pot can block an opening port in an airtight way and fluorine can be sprayed on the internal surface of the pot, so the nonmetallic pot is provided with high practicality.
Description
Technical field
The utility model relates to a kind of for IH(Induction Heating, eddy-current heating) pot nonmetal processed of electric cooker (rice cooker) etc., relate in particular to a kind of lid pot nonmetal processed of sealed open portion airtightly that utilizes.
Background technology
Electric cooker is by the detected interior pot temperature of temperature sensor based on by being configured in the surrounding of interior pot, utilize microcomputer to control for the IH coil as heater means or the electrical current of heater, being called as water suction step, heating step, be cooked into step (boiling step), the step of cooking again, the temperature of steaming in fine adjusting in each step of cooking of stewing step pot, and the variable effect of the amount of being cooked or environment temperature does not cook delicious rice.
And then, known have a following technology: by using the so-called marmite (earthen pot) of the nonmetal systems such as pottery as the raw material of interior pot, and the high accumulation of heat effect of utilizing marmite is cooked into the later temperature control of step rightly, to increase the taste (with reference to patent documentation 1) of the rice being cooked into.
Following technology has been proposed: at the interior pot of this nonmetal system for electric cooker, in order to prevent that meal from clinging interior pot or burning, and across glaze layer, form sprayed metal coating at the inner surface of interior pot, and on this sprayed metal coating, carry out fluororesin-coated (with reference to patent documentation 2).
[background technology document]
[patent documentation]
[patent documentation 1] Japanese Patent Laid-Open 2008-43420 communique
[patent documentation 2] Japanese Patent Laid-Open 2010-246591 communique
Utility model content
[utility model problem to be solved]
The technology of recording in described patent documentation 2 be owing to forming the fluororesin layer with durability on the surface of the pot of the nonmetal systems such as ware, therefore can be in the situation that prevent the effect in practicality that meal clings for the interior pot performance of electric cooker.
On the other hand, as in order to utilize electric cooker to cook the technology of more delicious meal, known have a following pressurization technology of cooking: the pressure valve that is equipped with the pressure of pot inside in capable of regulating in covering on the lid on the top of pot, closing presure valve at heating step and in being cooked into the high-temperature step such as step, the inner pressure of interior pot can be remained to a high pressure conditions more than air pressure thus, thereby maintain the fluidized state under higher temperature.Think: as long as this pressurization technology of cooking can be applied in the interior pot of nonmetal system, can obtain following electric cooker, that is, have the effect that can maintain the high boiling temperature in cooking that pressurizes and the effect of using the nonmetal pot processed with high accumulation of heat concurrently, and can cook more delicious rice.
The utility model is to solve problem while realizing this new technology, and its object is to obtain following nonmetal pot processed: the interior pot of the electric cooker of cooking of pressurize as can be used as, and can block airtightly peristome and inner face is implemented to fluorine and be coated with, and practicality is high.
[technological means of dealing with problems]
In order to solve described problem, nonmetal pot processed of the present utility model is characterised in that: comprise the ware that surface is forming glaze layer, and at inner surface, forming the fluororesin layer forming across sprayed metal coating, in the middle and lower part of outer surface, configuring the heater corresponding with electromagnetic induction heating, and the top of inner surface and the joint face to pot edge upper surface becomes the even surface below the μ m of surface roughness Ra=5, below Rz=10 μ m from upper inner.
Described pot nonmetal processed, wherein, the region from the upper end on the top of inner surface more than width 20mm becomes described even surface.
Described pot nonmetal processed wherein, is forming resinous basalis on the sprayed metal coating being formed on the glaze layer of inner surface, and on described basalis, is forming described fluororesin layer.
Described pot nonmetal processed, wherein, described basalis is formed on the bottom of pot inner surface and the side of bottom side.
[effect of utility model]
Nonmetal pot processed of the present utility model, across sprayed metal coating, forming fluororesin layer inner surface top and from upper inner, the joint face to pot edge upper surface becomes the even surface below the μ m of surface roughness Ra=5, below Rz=10 μ m.Therefore, can be achieved as follows nonmetal pot processed: the sealing material that can make to be arranged on the lid of the opening portion that covers pot connects airtight in the inner surface on pot top, thereby can utilize lid to block airtightly peristome.
Accompanying drawing explanation
Fig. 1 means the cutaway view of the shape of interior pot for the electric cooker of embodiment of the present utility model.
Fig. 2 means the amplification view of the formation of interior pot for the electric cooker of embodiment of the present utility model.
Reference numeral:
1: interior pot (nonmetal pot processed)
1a: pot edge
1b: side wall portion
1c: bottom
1d: rake
1e: annular convex
1f: upper inner
1g: pot edge upper surface
1h: joint face
2a, 2b: induction coil
3: interior cap
4: sealing material
5: region
5a: the bottom in region
5b: the upper end in region
6: region
6a: the end in region
11: matrix (ware)
12: glaze layer
13: sprayed aluminum layer (sprayed metal coating)
14: polyether-ether-ketone resin layer
15: fluororesin layer
16: fluorine priming coat
17: fluorine finishing coat
20: heater
The specific embodiment
Nonmetal pot processed of the present utility model comprises the ware that surface is forming glaze layer, and at inner surface, forming the fluororesin layer forming across sprayed metal coating, regulation position at outer surface is configuring the heater corresponding with electromagnetic induction heating, and the top of inner surface and the joint face to pot edge upper surface becomes the even surface below the μ m of surface roughness Ra=5, below Rz=10 μ m from upper inner.
Nonmetal pot processed of the present utility model, near the inner surface peristome of pot becomes below the μ m of surface roughness Ra=5, the even surface below Rz=10 μ m.So, the part that is arranged on to cover the sealing material institute butt of the lid that the mode of the peristome of pot configures becomes the confined even surface of surface roughness, therefore can make to seal material with the inner surface of pot can guarantee sufficient bubble-tight mode butt.Therefore, can obtain following nonmetal pot processed: can be equipped with the fluororesin layer for preventing from burning at the inner surface of pot, and can utilize lid to block airtightly peristome.
In described nonmetal pot processed of the present utility model, preferably from the upper end on the top of inner surface, region more than width 20mm becomes described even surface.So, the top part of guaranteeing the inner surface of bubble-tight sealing material institute butt can be made as to even surface.
And, preferably on the sprayed metal coating being formed on the glaze layer of inner surface, forming resinous basalis, and on described basalis, forming described fluororesin layer, so, the protuberance that can prevent sprayed metal coating exposes on surface, thereby the problem such as can avoid getting rusty.
In this case, preferred described basalis is formed on the bottom of pot inner surface and the side of bottom side.Its reason is: when reality is used, and because the bottom of pot inner surface and the side of bottom side are easily worn, thereby the part that can protect the protuberance of sprayed metal coating easily to expose on surface.
And then preferred described basalis comprises armaticity polyether ketone resin.Its reason be heat resistance and wearability high.
Nonmetal pot processed of the present utility model can, rightly as the interior pot of electric cooker, be the step of cooking under a high pressure conditions more than air pressure at the inner pressure of interior pot.
Below, as the embodiment of nonmetal pot processed of the present utility model, with the situation of interior pot as electric cooker, illustrate.The interior pot of the nonmetal system describing as present embodiment is the electric cooker of cooking for pressurizeing as follows: by heating step and be cooked into the closing presure valves such as step, and the inner pressure of interior pot can be remained to a high pressure conditions more than air pressure, thereby can maintain the fluidized state under higher temperature.
Fig. 1 means the cutaway view of the shape of interior pot for the electric cooker of present embodiment.In addition, in Fig. 1, a part for the member of the electric cooker side of necessity while being shown in the lump the explanation of the interior pot that carries out present embodiment, and in representing, pot is configured in the mutual position relationship under the state in the interior pot incorporating section of electric cooker.
The interior pot 1 of present embodiment comprises SiO
2as being the composition that ware material forms matrix by cordierite (cordierite).As shown in Figure 1, in the upper end of the peristome side as interior pot 1, forming laterally outstanding pot edge 1a.And the side wall portion 1b of interior pot 1 is formed generally perpendicularly, the rake 1d between side wall portion 1b and bottom 1c becomes crooked slightly laterally shape.Bottom 1c is forming the protuberance 1e of ring-type at the periphery of its outer surface.
At the outer surface of interior pot 1 and in the situation that be accommodated in the interior pot incorporating section of electric cooker and the part that is configured in the intrinsic induction coil 2a of electric cooker and 2b subtend, configuring heater 20.Heater 20 is at bottom 1c and the rake 1d of interior pot 1, to surround in the form of a ring the mode of interior pot 1, form respectively, and the mode in order to being used in high frequency electric generation eddy current mobile in induction coil 2a and 2b is formed by silver and the formed film of frit (frit glass) by transfer printing in the interior pot 1 of present embodiment.
At interior pot 1, be accommodated in the interior pot incorporating section of electric cooker and cover under the state of lid of electric cooker, the sealing material 4 of surrounding that is configured in the interior cap 3 of lid be pressed against near the inner surface portion upper inner 1f of side wall portion 1b of interior pot 1 and from upper inner 1f the joint face 1h of from the upper surface 1g to pot edge 1a, and the peristome of pot 1 in sealing airtightly.
In the interior pot 1 of present embodiment, by the part of 4 butts of sealing material, be with the region 5 shown in arrow, to be made as the even surface of surface roughness Ra=5 μ m below, below Rz=10 μ m in the top part of inner surface and the figure of joint face 1h of side wall portion 1b.So, in the situation that be accommodated in the interior pot incorporating section of electric cooker and cover lid, the sealing material 4 of surrounding that is configured in the interior cap 3 of lid connects airtight in the inner surface of interior pot can keep airtight conditions, the step that therefore may be used on that operation is formed on the pressure valve of lid of electric cooker and the pressurization carried out is cooked.In addition, the method for even surface as region 5 being made as to the surface roughness of regulation, can adopt well-known the planarization such as polishing or sand-blast.
And, in the interior pot 1 of present embodiment, in the figure of the inner surface of bottom 1c and rake 1d, with the region 6 shown in white arrow, forming resinous basalis.
Fig. 2 means the amplification view of the section constitution of interior pot 1 of present embodiment.Fig. 2 means the section constitution of the A-A' arrow part in Fig. 1.
As shown in Figure 2, interior pot 1 is that on the two sides that is the matrix 11 of ware material, as an example, to form based on lithia be the glaze layer 12 of glaze as cordierite.In Fig. 2, become the outer surface side of downside, transfer printing by the silver as described heater 20 and the formed film of frit.
In Fig. 2, become the inner surface side of the interior pot 1 of upside, on glaze layer 12 sequentially lamination forming sprayed aluminum layer 13 as sprayed metal coating, as polyether-ether-ketone (polyetheretherketone, PEEK) resin bed 14, the fluororesin layer 15 of resinous basalis.
Sprayed aluminum layer 13 is after utilizing sandblast etc. that glaze layer 12 is roughened, uses the spraying aluminum metal such as arc-spraying machine and forms.On the surface of sprayed aluminum layer 13, forming concavo-convex concavo-convex along the glaze layer 12 through blasting treatment, therefore utilize bead to spray processing and wait the protuberance planarization of glaze layer 12, and prevent that protuberance from piercing through polyether-ether-ketone resin layer 14 or fluororesin layer 15.In addition, in the interior pot 1 of present embodiment, the thickness of the sprayed aluminum layer 13 of bottom 1c is made as to approximately 40 μ m, the thickness of the sprayed aluminum layer 13 to side wall portion 1b from rake 1d is made as to approximately 30 μ m.And, as sprayed metal coating, except aluminium, also can use the sprayed coating of the metals such as zinc, iron, stainless steel.
Polyether-ether-ketone resin layer 14 is formed in the scope in the region 6 shown in Fig. 1 with thickness 15 μ m～20 μ m coatings.Polyether-ether-ketone resin stability is at high temperature high and wearability is high.And, there is the characteristic high with the adhesion of the irregular sprayed aluminum layer 13 of surperficial tool and fluororesin layer 15.Because high-temperature stability is excellent, even if be therefore formed on the region 6 that becomes the interior pot 1 of high temperature because configuring heater 20 at outer surface, be also difficult for producing going bad due to Yin Wendu, thereby can maintain stable characteristic.And, because wearability is high, even therefore in use between in fluororesin layer 15 elongated and that cause lamination to be formed on inner surface side situation about being worn, also can prevent that protuberance that polyether-ether-ketone resin layer 14 self produces sprayed aluminum layer 13 from exposing the defective mode such as get rusty on surface.And, due to high with the adhesion of sprayed aluminum layer 13 and fluororesin layer 15, therefore can bring into play rightly as the effect that is formed on the priming coat of two-layer centre.
The fluororesin layer 15 of present embodiment is by the fluorine priming coat 16 of coating thickness 10 μ m～15 μ m, and after the fluorine finishing coat 17 of lamination coating thickness 15 μ m～20 μ m, fires and form on this fluorine priming coat 16.
At the inner surface of the interior pot 1 of present embodiment, as described in explanation, being on the matrix 11 of ware material as cordierite, first form glaze layer 12, and then sequentially lamination forms sprayed aluminum layer 13, the fluororesin layer 15 as sprayed metal coating.By forming glaze layer 12 and fluororesin layer 15 at inner surface, and can maintain the non-water penetration to matrix 11, and can avoid the rice that burns when cooked or be cooked into be bonded at the state of affairs on inwall.
Yet, even due on glaze layer 12 directly coating form fluororesin layer 15, adherence also a little less than, therefore, between glaze layer 12 and fluororesin layer 15, form sprayed aluminum layer 13 and make concavo-convexization of coat substrates of fluororesin layer 15.And, because the concavo-convex protuberance of sprayed aluminum layer 13 core of boiling when cooking plays a role, therefore drop into the bottom 1c of interior pot 1 in region of water and the inner surface of rake 1d when cooking, preferably there is to a certain degree concavo-convex.On the other hand, carrying out pressure cook in the situation that, when being accommodated in the interior pot incorporating section of electric cooker and covering lid, must seal airtightly by the sealing material 4 that is configured in the interior cap 3 of lid, thereby in this part existence, cannot to keep airtight the large concavo-convex of degree be not good enough.Therefore, in the interior pot 1 of present embodiment, by the part of 4 butts of sealing material, be near the inner surface upper inner 1f of side wall portion 1b, be made as surface roughness restriction tabular surface within the limits prescribed to the region 5 of the joint face 1h of the upper surface 1g of pot edge 1a with upper inner 1f from side wall portion 1b.The interior pot of the electric cooker that so, the pot nonmetal processed that is being coated with fluororesin layer on whole of inner surface can be cooked as pressurizeing.
And, by the inner surface at interior pot 1, between sprayed aluminum layer 13 and fluororesin film 15, formation is as the polyether-ether-ketone resin layer 14 of resin basalis, and can improve the adhesion of fluororesin layer 15, and by forming heater 20 at outer surface, even and if in the situation that matrix 11 temperature of interior pot 1 rise, also can prevent that fluororesin layer 15 from peeling off.
In addition, as long as be made as the part that the scope in the region 5 of tabular surface is made as 14 butts of sealing material of the interior cap 3 that is configured in lid in the electric cooker as interior pot.As an example, the bottom 5a in region 5 can be made as to the position of 20mm from the upper inner 1f of side wall portion 1b.And, owing to thinking that the upper end 5b in region 5 is out of shape and butt in the mode of crush seal material 4, therefore think and be more preferably made as the whole joint face 1h to the upper surface 1g of pot edge 1a.
The surface roughness of tabular surface is more smooth, to be that the value of Ra and Rz is less improve with the adhesion of sealing material, thereby preferably, but owing to must making the concavo-convex planarization of sprayed aluminum layer 13, be therefore made as Ra=5 μ m following, below Rz=10 μ m.And then preferred scope is below Ra=4 μ m, below Rz=8 μ m.
In addition,, about not carrying out the surface roughness of the inner surface of the part beyond the region 5 of planarization, as an example, become the following degree of Ra=6 μ m～7 μ m, the following degree of Rz=30 μ m.
And, in the interior pot 1 of the present embodiment shown in Fig. 1, in the polyether-ether-ketone resin layer 14 as basalis is only formed on the scope that covers the bottom 1c of interior pot 1 and the region 6 of rake 1d.As the scope in region 6, preferably at least cover the part that outer surface is configuring heater 20, therefore preferably with region 6, fully cover the position of end 6a of mode determining area 6 of the configuration section of the heater 20 in rake 1d.Certainly, if it is different to be configured in the position of heater 20 of outer surface of interior pot 1, the position of the end 6a in region 6 also can change thereupon so.And, as mentioned above, polyether-ether-ketone resin is due to sprayed aluminum layer 13 and the adherence of fluororesin layer 15 are improved, therefore the basalis that also can be used as fluororesin layer 15 is formed on the whole inner surface of interior pot 1, therefore preferably in the situation that be coated with in wider scope, the relation of the costs such as consideration and fee of material or processing charges suitably determines formation scope.
In addition, as resinous basalis, the aromatic polyether ketone resins such as polyether-ketone (polyetherketone, the PEK) resin that the polyether-ether-ketone resin of take is representative are owing to possessing identical high-temperature stability, wearability etc., thereby preferably.And PEKK (polyetherketoneketone, PEKK) resin, polyether ether ketone ketone (polyetheretherketoneketone, PEEKK) resin etc. also can be used as basalis.
Above in description of the present embodiment, exemplified with the situation as the interior pot of electric cooker by nonmetal pot processed of the present utility model.Nonmetal pot processed of the present utility model is not limited to the interior pot of electric cooker, can be used as at inner face across sprayed metal coating and lamination forms fluororesin layer and utilization and comprises lid various pots, such as pressure cooker, pan (grill pan) etc. of the peristome of closed upper portion airtightly that possesses sealing material etc.
And, in the situation that the pot nonmetal processed of the purposes of conduct except the interior pot of electric cooker considers that the cross sectional shape of pot is different from the shape shown in Fig. 1.The size of the pot edge particularly forming toward the outer side at the peristome of pot or the purposes that shape is subject to each pot or affect to cover the shape of the lid that the mode of peristome configures.In this case, although also there is the possibility that particularly joint face to pot edge upper surface becomes extremely narrow scope from upper inner, by making this joint face planarization, and can realize the pot nonmetal processed that can utilize lid to block airtightly.
[remarks]
A nonmetal pot processed, is characterized in that: comprise the ware that surface is forming glaze layer, and
Inner surface sequentially lamination forming sprayed metal coating, resinous basalis, fluororesin layer,
Regulation position at outer surface is configuring the heater corresponding with electromagnetic induction heating.
So, can form at the whole inner surface of pot heat resistance, basalis that wearability is high, thereby can improve the adherence of fluororesin layer, and can expect to make the surface roughness of inner surface to be planarized to the effect of Ra=4 μ m degree.
[industrial utilizability]
Nonmetal pot processed of the present utility model is as forming fluororesin layer and the pot of the peristome of closed upper portion airtightly at inner surface, useful for the various uses headed by the interior pot with electric cooker.
Claims (4)
1. a nonmetal pot processed, is characterized in that: comprise the ware that surface is forming glaze layer, and
At inner surface, forming the fluororesin layer forming across sprayed metal coating,
In the middle and lower part of outer surface, configuring the heater corresponding with electromagnetic induction heating, and
The top of inner surface and the joint face to pot edge upper surface becomes the even surface below the μ m of surface roughness Ra=5, below Rz=10 μ m from upper inner.
2. nonmetal pot processed according to claim 1, is characterized in that, the region from the upper end on the top of inner surface more than width 20mm becomes described even surface.
3. nonmetal pot processed according to claim 1 and 2, is characterized in that, is forming resinous basalis on the sprayed metal coating being formed on the glaze layer of inner surface, and on described basalis, is forming described fluororesin layer.
4. nonmetal pot processed according to claim 3, is characterized in that, described basalis is formed on the bottom of pot inner surface and the side of bottom side.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012133012A JP2013255647A (en) | 2012-06-12 | 2012-06-12 | Non-metal pot |
| JP2012-133012 | 2012-06-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203506432U true CN203506432U (en) | 2014-04-02 |
Family
ID=49952631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320325826.6U Expired - Lifetime CN203506432U (en) | 2012-06-12 | 2013-06-06 | Nonmetallic pot |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2013255647A (en) |
| CN (1) | CN203506432U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020042738A1 (en) * | 2018-08-27 | 2020-03-05 | 佛山市顺德区美的电热电器制造有限公司 | Pot and cooking utensil having same |
| CN110859518A (en) * | 2018-08-27 | 2020-03-06 | 佛山市顺德区美的电热电器制造有限公司 | Pot and have its cooking utensil |
| CN114601341A (en) * | 2020-12-07 | 2022-06-10 | 佛山市顺德区美的电热电器制造有限公司 | Container and cooking utensil with same |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015150396A (en) * | 2014-02-19 | 2015-08-24 | 象印マホービン株式会社 | Manufacturing method of cooking pot, and cooking pot |
| JP2016112097A (en) * | 2014-12-12 | 2016-06-23 | 三菱電機株式会社 | rice cooker |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08168526A (en) * | 1994-12-19 | 1996-07-02 | Terumo Corp | Airtight container |
| JPWO2005065504A1 (en) * | 2004-01-09 | 2007-07-26 | 小野工芸株式会社 | HEATING PLATE AND METHOD FOR PRODUCING HEATING PLATE |
| JP4137914B2 (en) * | 2005-06-02 | 2008-08-20 | 東芝ホームテクノ株式会社 | rice cooker |
| JP4193213B2 (en) * | 2005-11-17 | 2008-12-10 | 東芝ホームテクノ株式会社 | rice cooker |
| JP5050547B2 (en) * | 2007-02-05 | 2012-10-17 | タイガー魔法瓶株式会社 | Inner pot for electric rice cooker |
| JP4984941B2 (en) * | 2007-02-09 | 2012-07-25 | タイガー魔法瓶株式会社 | Electric rice cooker |
| JP5391794B2 (en) * | 2009-04-10 | 2014-01-15 | タイガー魔法瓶株式会社 | Inner pan for electromagnetic induction heating type electric rice cooker |
| JP5391795B2 (en) * | 2009-04-10 | 2014-01-15 | タイガー魔法瓶株式会社 | Inner pan for electromagnetic induction heating type electric rice cooker |
| JP2011024747A (en) * | 2009-07-24 | 2011-02-10 | Tiger Vacuum Bottle Co Ltd | Inner pot for electromagnetic induction heating type electric rice cooker |
-
2012
- 2012-06-12 JP JP2012133012A patent/JP2013255647A/en active Pending
-
2013
- 2013-06-06 CN CN201320325826.6U patent/CN203506432U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020042738A1 (en) * | 2018-08-27 | 2020-03-05 | 佛山市顺德区美的电热电器制造有限公司 | Pot and cooking utensil having same |
| CN110859518A (en) * | 2018-08-27 | 2020-03-06 | 佛山市顺德区美的电热电器制造有限公司 | Pot and have its cooking utensil |
| CN114601341A (en) * | 2020-12-07 | 2022-06-10 | 佛山市顺德区美的电热电器制造有限公司 | Container and cooking utensil with same |
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| Publication number | Publication date |
|---|---|
| JP2013255647A (en) | 2013-12-26 |
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Granted publication date: 20140402 |
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