JPH0543710Y2 - - Google Patents
Info
- Publication number
- JPH0543710Y2 JPH0543710Y2 JP1988129566U JP12956688U JPH0543710Y2 JP H0543710 Y2 JPH0543710 Y2 JP H0543710Y2 JP 1988129566 U JP1988129566 U JP 1988129566U JP 12956688 U JP12956688 U JP 12956688U JP H0543710 Y2 JPH0543710 Y2 JP H0543710Y2
- Authority
- JP
- Japan
- Prior art keywords
- cooking
- alumina
- adhesive
- electric
- cooking appliance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000010411 cooking Methods 0.000 claims description 46
- 230000001070 adhesive effect Effects 0.000 claims description 21
- 239000000853 adhesive Substances 0.000 claims description 20
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 14
- 238000010292 electrical insulation Methods 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 239000012777 electrically insulating material Substances 0.000 claims 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 101100298222 Caenorhabditis elegans pot-1 gene Proteins 0.000 description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- 239000011810 insulating material Substances 0.000 description 7
- 238000009826 distribution Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000011888 foil Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 229910001220 stainless steel Inorganic materials 0.000 description 5
- 239000010935 stainless steel Substances 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000010445 mica Substances 0.000 description 4
- 229910052618 mica group Inorganic materials 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 239000012772 electrical insulation material Substances 0.000 description 2
- 229920000592 inorganic polymer Polymers 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910001120 nichrome Inorganic materials 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000007750 plasma spraying Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007751 thermal spraying Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
- Resistance Heating (AREA)
- Electric Stoves And Ranges (AREA)
- Cookers (AREA)
Description
【考案の詳細な説明】
〔産業上の利用分野〕
本考案は調理器本体に発熱体を接合した電気調
理器に関するものである。[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to an electric cooker in which a heating element is joined to the cooker body.
従来、電気調理器具は、第５図に示すように、
金属材料を用いて形成した鍋１と、この鍋１の底
面に設けたシーズヒータ２とを有しており、鍋１
の底面にはシーズヒータ２がロウ材３を介して固
定されている。
Conventionally, electric cooking appliances, as shown in Fig. 5,
It has a pot 1 formed using a metal material and a sheathed heater 2 provided on the bottom of the pot 1.
A sheathed heater 2 is fixed to the bottom surface of the housing with a brazing material 3 interposed therebetween.
この種の電気調理器具では、調理面の熱分布を
できるだけ均一にするために、調理面の肉厚を厚
くしたり、熱伝導の良好な材料を鍋１の底面に接
合したりして用いている。 In this type of electric cooking appliance, in order to make the heat distribution as uniform as possible on the cooking surface, the thickness of the cooking surface is made thicker, or a material with good heat conduction is bonded to the bottom of the pot 1. There is.
また、鍋１の底面にシーズヒータ２をロウ材３
を用いて固定する方法にかわり、シーズヒータ２
を鍋１の底面から突出した接合部に接合して加締
め固定をしたり、ネジ止めする方法も行われてい
る。 Also, place a sheathed heater 2 on the bottom of the pot 1 using a wax material 3.
Instead of fixing using the sheathed heater 2
There is also a method of joining the pot 1 to a joint protruding from the bottom of the pot 1 and fixing it by caulking, or fixing it with screws.
このような電気調理器具においては、シーズヒ
ータ２の耐水性が良好なため、各種の調理を行う
場合に適している。 In such an electric cooking appliance, since the sheathed heater 2 has good water resistance, it is suitable for various types of cooking.
しかしながら、この電気調理器具では、鍋１の
肉厚を厚く設計しなければ、調理面に熱分布のム
ラができるため、重量が増加するという問題があ
る。 However, this electric cooking appliance has a problem in that unless the pot 1 is designed to be thick, the heat distribution will be uneven on the cooking surface, resulting in an increase in weight.
また、鍋１の調理面が厚肉のため、熱源、即ち
シーズヒータ２の通電を停止しても、余熱が残
り、調理物を焦がす等の問題がある。 Further, since the cooking surface of the pot 1 is thick, even if the heat source, that is, the sheathed heater 2 is turned off, residual heat remains, causing problems such as burning the food.
本考案は、前記従来の電気調理器具の問題点を
解決するためになされたものであり、熱容量の小
さい面状発熱体を直接調理器具に設けることによ
り、調理面の熱分布を均一にすると共に、温度上
昇及び降下を迅速にできるようにした電気調理器
具を提供することを目的としたものである。
The present invention was made to solve the problems of the conventional electric cooking appliances, and by providing a planar heating element with a small heat capacity directly on the cooking appliance, it makes the heat distribution uniform on the cooking surface and The object of the present invention is to provide an electric cooking appliance that can quickly raise and lower the temperature.
上記の目的を達成するため本考案の電気調理器
具は、アルミニユウム、鉄、ステンレス鋼等の金
属材の調理器具本体の面上の介在する電気絶縁層
として純度96％以上のアルミナをプラズマ溶射
し、電気絶縁・耐熱・耐湿・高接着性を有するボ
ロシロキサン系接着剤、詳しくはボロシロキサン
系無機ポリマーを主成分とする接着剤を用いて、
鉄・ニツケル・ステンレス・テツクロ・ニクロム
等の薄い金属箔で成形された面状発熱体を熱圧に
より接合することにより構成され、熱容量の小さ
い金属箔の面状発熱体をアルミナの電気絶縁層を
介して直接電気調理器具本体に取り付けているの
で、調理面の熱分布を均一にし、かつ温度上昇及
び降下の速度を迅速にすることができる。
In order to achieve the above object, the electric cooking utensil of the present invention is made by plasma spraying alumina with a purity of 96% or more as an intervening electrical insulating layer on the surface of the cooking utensil body made of a metal material such as aluminum, iron, or stainless steel. Using a borosiloxane-based adhesive that has electrical insulation, heat resistance, moisture resistance, and high adhesiveness, specifically an adhesive whose main component is a borosiloxane-based inorganic polymer,
It is constructed by joining sheet heating elements made of thin metal foils such as iron, nickel, stainless steel, tekuro, nichrome, etc. using hot pressure. Since it is directly attached to the main body of the electric cooking appliance through the cable, the heat distribution on the cooking surface can be made uniform, and the rate of temperature rise and fall can be made rapid.
以下図面を参照して本考案の実施例を説明する
が、第１図は本考案の電気調理器具の一実施例を
示す要部拡大断面図、第２図は第１図の電気調理
器具の底面図、そして第３図は第１図の電気調理
器具の側面図であり、第４図は第１図の調理器具
の側断面図である。
Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is an enlarged cross-sectional view of essential parts showing an embodiment of the electric cooking appliance of the present invention, and FIG. 2 is an enlarged sectional view of the electric cooking appliance of FIG. 1. FIG. 3 is a side view of the electric cooking appliance of FIG. 1, and FIG. 4 is a side sectional view of the cooking appliance of FIG. 1.
まず、図示の電気調理器具はアルミニユウム・
銅・鉄・ステンレス等金属材の調理器具本体１１
の外面に純度96％以上のアルミナを100〜300μｍ
溶射し電気絶縁層１３を形成している。 First, the electric cooking utensil shown in the diagram is made of aluminum.
Cooking utensil body 11 made of metal materials such as copper, iron, stainless steel, etc.
100 to 300 μm of alumina with a purity of 96% or more is coated on the outer surface of the
The electrical insulating layer 13 is formed by thermal spraying.
アルミナは、調理器具本体の金属表面に、100
〜300μｍの薄さで溶射することができ、熱伝導
性の良い電気絶縁層が得られる。 Alumina is applied to the metal surface of the cookware body with a 100%
It can be thermally sprayed to a thickness of ~300 μm, resulting in an electrically insulating layer with good thermal conductivity.
次に、上記のごとく電気絶縁層１３を介在させ
たその上部に電気絶縁層・耐熱・耐湿・高接着性
を有するボロシロキサン系接着剤１５を塗布し、
パターン化された鉄・ニツケル・ステンレス・テ
ツクロ・ニクロム等の金属箔の発熱体１７を置
き、更に上部に耐熱電気絶縁材料１９であるマイ
カ・セラミツクペーパー等を乗せ、熱圧接によつ
て一体化させたものであり、発熱体１７の両端部
には電極２１が形成されている。 Next, a borosiloxane adhesive 15 having an electrical insulating layer, heat resistance, moisture resistance, and high adhesive properties is applied on the electrical insulating layer 13 as described above,
A patterned heating element 17 made of metal foil such as iron, nickel, stainless steel, tekuro, nichrome, etc. is placed, and then a heat-resistant electrical insulating material 19 such as mica or ceramic paper is placed on top and integrated by thermo-pressure welding. Electrodes 21 are formed at both ends of the heating element 17.
ボロシロキサン系接着剤１５は、耐熱性、耐湿
性、接着力等において優れ、電気調理器具に適す
る特性の素材である。 The borosiloxane adhesive 15 is a material with excellent heat resistance, moisture resistance, adhesive strength, etc., and has characteristics suitable for electric cooking appliances.
また、ボロシロキサン系接着剤１５は、それ自
体高電気絶縁性を有し、この使用によつてアルミ
ナの電気絶縁層１３及び後述の電気絶縁材料１９
の厚さを薄くでき、それによつて熱伝導性が一層
向上できる。 Further, the borosiloxane adhesive 15 itself has high electrical insulation properties, and by using it, the electrical insulation layer 13 of alumina and the electrical insulation material 19 described below can be formed.
can be made thinner, thereby further improving thermal conductivity.
ちなみに、「シヨウエクセル」（昭和電線電纜(株)
製のボロシロキサン系接着剤の商標）は、450℃
以上の連続使用・1000℃の短時間使用可能の耐熱
性を有し、また1014Ω・cmの電気絶縁性を有す
る。 By the way, "Showa Excel" (Showa Electric Cable Co., Ltd.)
(Trademark of borosiloxane adhesive manufactured by Manufacturer)
It has a heat resistance that can be used continuously and for a short time of 1000℃, and has an electrical insulation property of 10 14 Ω・cm.
具体的には、調理器具本体１１は直径20cm厚み
0.6mmの円筒状ステンレス製調理鍋のブラスト法
等で脱脂した底面に純度96％以上あるいは99.6％
以上で粒径５〜40μｍのホワイトアルミナをプラ
ズマ溶射で100〜300μｍの電気絶縁層１３を生成
する。この時アルミナ生成層にαアルミナの残存
率が多くなるよう、１次ガスにはアルゴンガス
を、２次ガスにはヘリウムガスを使用し、アルミ
ナ溶射面の温度が250℃以上に上昇しないように
溶射する。 Specifically, the cooking utensil body 11 has a diameter of 20 cm and a thickness.
Purity of 96% or more or 99.6% on the bottom of a 0.6mm cylindrical stainless steel cooking pot that has been degreased by blasting method etc.
As described above, white alumina having a particle size of 5 to 40 μm is plasma sprayed to form an electrical insulating layer 13 of 100 to 300 μm. At this time, in order to increase the residual rate of α-alumina in the alumina generation layer, use argon gas as the primary gas and helium gas as the secondary gas, and make sure that the temperature of the alumina sprayed surface does not rise above 250℃. Spray.
電気絶縁層１３面上に電気絶縁層・耐熱・耐
湿・高接着性を有するボロシロキサン系接着剤１
５を５〜30μｍスプレー塗装し、100〜200℃の雰
囲気炉で５〜20分間プレキユアする。 An electrical insulating layer, heat resistant, moisture resistant, and high adhesive borosiloxane adhesive 1 on the electrical insulating layer 13 surface.
5 to 30 μm and precured in an atmospheric oven at 100 to 200°C for 5 to 20 minutes.
15〜50μｍの鉄箔あるいはニツケルクロム箔を
エツチング加工でパターン化し、箔の両面に前記
と同剤の耐熱・防湿特性を有するボロシロキサン
系無機ポリマーを主成分をする接着剤１５を５〜
30μｍの厚さにスプレー塗装し、100〜200℃の雰
囲気炉で５〜20分間プレキユアする。更に、上部
の耐熱電気絶縁材料１９として使用するマイカあ
るいはセラミツクペーパー等にも同様の接着剤の
塗布とプレキユアを行う。 Iron foil or nickel chrome foil with a thickness of 15 to 50 μm is patterned by etching, and adhesive 15, which is mainly composed of a borosiloxane-based inorganic polymer having the same heat-resistant and moisture-proof properties as described above, is applied to both sides of the foil for 5 to 50 μm.
Spray paint to a thickness of 30 μm and precure in an atmospheric oven at 100 to 200°C for 5 to 20 minutes. Furthermore, the same adhesive is applied and precured to mica or ceramic paper used as the upper heat-resistant electrical insulating material 19.
いずれの材料もプレキユア後、溶射したアルミ
ナ絶縁物上のパターン化された鉄箔あるいはニツ
ケルクロム箔を置き、更に耐熱電気絶縁材料１９
であるマイカあるいはセラミツクペーパーを乗
せ、20〜100Kg／cmの圧力と300〜400℃の温度を
同時にかけ、１〜10分間保持する。 After pre-curing any material, a patterned iron foil or nickel chrome foil is placed on the thermally sprayed alumina insulator, and then heat-resistant electrical insulating material 19
Place mica or ceramic paper on the surface, apply a pressure of 20 to 100 kg/cm and a temperature of 300 to 400°C at the same time, and hold for 1 to 10 minutes.
前記の手段に従つて製作された第４図に示す本
考案の実施例における電気調理器具である調理鍋
を実際に用いて、その調理面の温度を測定した結
果、その温度分布は、従来の電気加熱手段と比較
してばらつきが1/2以下に改善でき、温度上昇及
び下降の速さも1/3以下に改善出来た。また、発
熱体１７をアルミナ絶縁物を介し、直接調理器具
本体１１の底面及び側面に取り付けられることに
より、いため・焼く・煮る等のあらゆる調理が可
能である。 As a result of actually measuring the temperature of the cooking surface of a cooking pot, which is an electric cooking appliance according to the embodiment of the present invention shown in FIG. Compared to electric heating means, the variation was improved to less than 1/2, and the speed of temperature rise and fall was also improved to less than 1/3. In addition, by directly attaching the heating element 17 to the bottom and side surfaces of the cooking appliance main body 11 via an alumina insulator, all types of cooking such as roasting, baking, and boiling are possible.
また、保温目的にも利用することが出来るばか
りか、熱効率も91％以上と高い値を示すので、従
来の電気加熱手段に比べ15％以上の省エネルギー
調理器具が得られる。 In addition, it can not only be used for heat retention purposes, but also has a high thermal efficiency of 91% or more, resulting in cooking utensils that save energy by 15% or more compared to conventional electric heating means.
なお、発熱体１７のパターンは自由に設計出来
ることから調理面に温度差を意識的につけること
も可能であり加熱ゾーンや保温ゾーンを設けるこ
とが出来る等の展開が出来る。 Note that since the pattern of the heating element 17 can be freely designed, it is also possible to consciously create a temperature difference on the cooking surface, and developments such as providing a heating zone and a heat retention zone are possible.
以上、実施例により説明したように本考案の電
気調理器具の特徴は、調理器具本体面に被覆形成
されたアルミナ電気絶縁層、発熱体、電気絶縁材
料を接合する接着剤としてボロシロキサン系接着
剤を使用したことによつて顕著な効果が得られる
ところにある。
As explained above with reference to the examples, the characteristics of the electric cooking appliance of the present invention are that a borosiloxane adhesive is used as an adhesive to bond the alumina electric insulating layer coated on the main body surface of the cooking appliance, the heating element, and the electric insulating material. Significant effects can be obtained by using it.
まず、ボロシロキサン系接着剤は、高接着性を
有し、特に調理器具本体面に被覆形成されたアル
ミナ電気絶縁層、発熱体及びマイカ等の電気絶縁
材料の組み合わせにおいてそれらの各層を相互に
強力に接合し、その接合に緩みを生じたり、剥離
したりすることがなく、しかも高い熱伝導性が得
られるので、調理面の熱分布を均一にし、迅速な
温度上昇及び降下ができるという効果がある。 First, borosiloxane-based adhesives have high adhesion properties, and are particularly strong when used in combination with an alumina electrical insulating layer coated on the main body of a cookware, a heating element, and an electrical insulating material such as mica. The bond does not loosen or peel, and it has high thermal conductivity, so it has the effect of uniform heat distribution on the cooking surface and rapid temperature rise and fall. be.
次に、ボロシロキサン系接着剤は、強力な耐熱
性を有し、長時間の加熱によつても変質や弱化を
生じることはないので、長時間の加熱使用によつ
ても、各層の接合に緩みを生じたり、剥離したり
することがなく、高い熱伝導性が保持できる。 Secondly, borosiloxane adhesives have strong heat resistance and do not deteriorate or weaken even when heated for long periods of time, so even when heated for long periods of time, they do not bond the layers together. It maintains high thermal conductivity without loosening or peeling.
また、ボロシロキサン系接着剤は、強力な耐湿
性を有し、煮こぼれや水洗いによつて生じる加湿
で、変質や弱化を生じることはないので、これに
よつて接合された調理器具は、特別扱い不要で安
心して通常の鍋、釜同様の使用ができる。 In addition, borosiloxane adhesives have strong moisture resistance and will not deteriorate or weaken due to humidification caused by boiling over or washing with water, so cooking utensils bonded with this adhesive will be specially designed. There is no need to handle it and you can safely use it just like a regular pot or pot.
更に、ボロシロキサン系接着剤は、高電気絶縁
性を有し、アルミナの電気絶縁層や電気絶縁材料
の電気絶縁性を補強する効果を発揮する。 Furthermore, the borosiloxane adhesive has high electrical insulation properties and exhibits the effect of reinforcing the electrical insulation properties of the electrical insulation layer of alumina and the electrical insulation material.
この効果を利用して電気絶縁性を減ずることな
くアルミナの電気絶縁層や電気絶縁材料の厚さを
薄くすることができ、それによつてアルミナの電
気絶縁層や電気絶縁材料の熱伝導性を向上させ調
理面の熱分布を均一にし、迅速な温度上昇及び降
下ができるという効果を一層高めることができ
る。 This effect can be used to reduce the thickness of alumina electrical insulating layers and electrical insulating materials without reducing their electrical insulation properties, thereby improving the thermal conductivity of alumina electrical insulating layers and electrical insulating materials. The effect of uniform heat distribution on the cooking surface and rapid temperature rise and fall can be further enhanced.
第１図は本考案の電気調理器具の一実施例を示
す要部拡大断面図、第２図は第１図の電気調理器
具の底面図、第３図は第１図の電気調理器具の側
面図、第４図は第１図の調理器具の側断面図、第
５図は従来の電気調理器具の側断面図である。
１１……調理器具本体、１３……電気絶縁層、
１５……接着剤、１７……発熱体。
Fig. 1 is an enlarged sectional view of essential parts showing one embodiment of the electric cooking appliance of the present invention, Fig. 2 is a bottom view of the electric cooking appliance of Fig. 1, and Fig. 3 is a side view of the electric cooking appliance of Fig. 1. 4 is a side sectional view of the cooking appliance shown in FIG. 1, and FIG. 5 is a side sectional view of the conventional electric cooking appliance. 11...Cooking utensil body, 13...Electric insulation layer,
15...adhesive, 17...heating element.
Claims (1)
絶縁層を被覆形成し、該電気絶縁層の上に発熱体
を積層し、更に該発熱体の上に電気絶縁材料を積
層して、電気絶縁層、発熱体及び電気絶縁材料
を、ボロシロキサン系接着剤を用いて接合してな
る電気調理器具。 An electrically insulating layer of alumina is formed on the surface of the main body of the cooking utensil made of metal, a heating element is laminated on the electrically insulating layer, and an electrically insulating material is further laminated on the heating element to provide electrical insulation. An electric cooking appliance formed by bonding a layer, a heating element, and an electrically insulating material using a borosiloxane adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988129566U JPH0543710Y2 (en) | 1988-10-04 | 1988-10-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988129566U JPH0543710Y2 (en) | 1988-10-04 | 1988-10-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0251825U JPH0251825U (en) | 1990-04-12 |
| JPH0543710Y2 true JPH0543710Y2 (en) | 1993-11-04 |
Family
ID=31383960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988129566U Expired - Lifetime JPH0543710Y2 (en) | 1988-10-04 | 1988-10-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0543710Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5528297A (en) * | 1978-08-16 | 1980-02-28 | Bosch Siemens Hausgeraete | Heater having heating element of positive thermistor material |
| JPS61269882A (en) * | 1985-05-24 | 1986-11-29 | 松下電器産業株式会社 | Surface heat generating body |
-
1988
- 1988-10-04 JP JP1988129566U patent/JPH0543710Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5528297A (en) * | 1978-08-16 | 1980-02-28 | Bosch Siemens Hausgeraete | Heater having heating element of positive thermistor material |
| JPS61269882A (en) * | 1985-05-24 | 1986-11-29 | 松下電器産業株式会社 | Surface heat generating body |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0251825U (en) | 1990-04-12 |
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