JP2002043784A - Heat insulating device of portable apparatus and heat insulating sheet thereof - Google Patents
Heat insulating device of portable apparatus and heat insulating sheet thereofInfo
- Publication number
- JP2002043784A JP2002043784A JP2000228408A JP2000228408A JP2002043784A JP 2002043784 A JP2002043784 A JP 2002043784A JP 2000228408 A JP2000228408 A JP 2000228408A JP 2000228408 A JP2000228408 A JP 2000228408A JP 2002043784 A JP2002043784 A JP 2002043784A
- Authority
- JP
- Japan
- Prior art keywords
- heat insulating
- heat
- insulating sheet
- adhesive
- sheet
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
Abstract
Description
【０００１】[0001]
【発明の技術分野】本発明は、携帯機器、特にＣＰＵ等
の発熱素子（熱源）を持つ携帯機器用に好適な断熱装置
及び断熱シートに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a heat insulating device and a heat insulating sheet suitable for portable equipment, particularly portable equipment having a heating element (heat source) such as a CPU.
【０００２】[0002]
【従来技術およびその問題点】例えばデジタルカメラ等
のＣＰＵを内蔵した携帯機器では、ＣＰＵからの発熱が
問題になる。通常、ＣＰＵからの熱を逃がすため、金属
板等の熱伝達率の高い材料をＣＰＵに接触させることが
行われるが、携帯機器が小型であればあるほど、その放
熱用の金属板（放熱部）を露出させざるを得ない。しか
し、放熱用の金属板が露出していると、使用者の手等の
体の一部が触れたとき、ショックや不快を感じるおそれ
がある。2. Description of the Related Art For example, in a portable device having a built-in CPU such as a digital camera, heat generation from the CPU becomes a problem. Usually, in order to release heat from the CPU, a material having a high heat transfer coefficient such as a metal plate is brought into contact with the CPU. ) Must be exposed. However, when the metal plate for heat radiation is exposed, when a part of the body such as the hand of the user touches, the user may feel shock or discomfort.
【０００３】[0003]
【発明の目的】本発明は、以上の問題意識に基づき、放
熱部を露出させざるを得ないような携帯機器において、
放熱部の熱による不快やショックを感じるおそれのない
構造の簡単な断熱装置及び断熱シートを得ることを目的
とする。An object of the present invention is to provide a portable device in which the heat radiating section must be exposed based on the above problem awareness.
It is an object of the present invention to obtain a simple heat insulating device and a heat insulating sheet having a structure that does not cause any discomfort or shock due to heat of a heat radiating portion.
【０００４】[0004]
【発明の概要】本発明は、放熱部との間に空気層を形成
して断熱するにつき、断熱シートを利用した構造が簡単
で薄型の断熱構造を提案するものである。すなわち、本
発明の断熱装置は、携帯機器の放熱部に、該放熱部に対
する接着剤塗布部と、この接着剤塗布部の間に位置する
接着剤非塗布部とを有する断熱シートを接着してなるも
のであり、この断熱シートは、放熱部の熱伝導率より熱
伝導率が低い材料からなり、接着剤非塗布部が放熱部と
の間に空気層を構成することを特徴としている。SUMMARY OF THE INVENTION The present invention proposes a simple and thin heat-insulating structure utilizing a heat-insulating sheet for forming an air layer between the heat-radiating portion and heat insulation. That is, the heat insulating device of the present invention is configured such that a heat insulating sheet having an adhesive application part for the heat radiation part and an adhesive non-application part located between the adhesive application parts is bonded to the heat radiating part of the portable device. The heat insulating sheet is made of a material having a lower thermal conductivity than that of the heat radiating portion, and is characterized in that the adhesive non-applied portion forms an air layer between the heat radiating portion and the heat radiating portion.
【０００５】また本発明は、断熱シートの態様では、携
帯機器の放熱部に接着される、該放熱部の熱伝導率より
熱伝導率が低い材料からなる断熱シートであって、該放
熱部に対する接着剤塗布部と、この接着剤塗布部の間に
位置する接着剤非塗布部とを有し、該接着剤非塗布部が
放熱部との間に空気層を構成することを特徴としてい
る。[0005] Further, the present invention, in the form of a heat insulating sheet, is a heat insulating sheet adhered to a heat radiating portion of a portable device and made of a material having a lower thermal conductivity than that of the heat radiating portion. It has an adhesive application section and an adhesive non-application section located between the adhesive application sections, and the adhesive non-application section forms an air space between the adhesive application section and the heat radiation section.
【０００６】本発明によれば、断熱シートに、接着剤塗
布部と非塗布部とを適当な間隔と配置で設け、これを放
熱部に貼着するだけで、接着剤の厚さに対応する厚さの
空気層を有する簡単な断熱装置が得られる。According to the present invention, the heat-insulating sheet is provided with an adhesive-applied portion and a non-applied portion at an appropriate interval and arrangement, and is simply adhered to the heat-radiating portion, so that the thickness of the adhesive can be adjusted. A simple insulation device with a thick air layer is obtained.
【０００７】接着剤塗布部（従って非塗布部）は、例え
ば間隔をおいて略平行に、あるいはスポット状に形成す
ることができる。そして、断熱シートに、接着剤塗布部
部分に対応させて放熱部側に突出する凸部を形成するこ
とにより、空気層の厚さを厚くすることができる。放熱
を容易にするため、断熱シートには複数の通気穴を穿設
することができる。放熱部は平板状であることが好まし
く、具体的には例えば携帯機器に内蔵したＣＰＵ等の発
熱素子の熱を逃がす金属製の放熱板である。[0007] The adhesive-applied portion (therefore, the non-applied portion) can be formed, for example, substantially in parallel at intervals or in a spot shape. Then, by forming a protrusion projecting toward the heat radiating portion corresponding to the adhesive application portion on the heat insulating sheet, the thickness of the air layer can be increased. In order to facilitate heat dissipation, a plurality of ventilation holes can be formed in the heat insulating sheet. The heat radiating portion is preferably a flat plate, and specifically, is a metal heat radiating plate for releasing heat of a heat generating element such as a CPU built in a portable device.
【０００８】断熱シートは、具体的には、ゴム、樹脂フ
ィルム、フェルト、織物、不織布またはこれらの複合体
から構成することができる。[0008] Specifically, the heat insulating sheet can be composed of rubber, resin film, felt, woven fabric, nonwoven fabric or a composite thereof.
【０００９】[0009]
【発明の実施の形態】図１、図２は、本発明による断熱
装置を備えた携帯機器として、デジタルカメラ１０の背
面形状を示している。ボディ１１の背面には、上下方向
に渡る凹部１２が形成されており、この凹部１２に、上
部の軸を中心に開閉可能なモニタ部１３が支持されてい
る。この開閉モニタ部１３は、図２のように閉じた状態
で凹部１２内に収まり、開くと凹部１２が露出する。開
閉モニタ部１３は、閉じた状態で背面を向く背面液晶デ
ィスプレイ１４を備えている。１５は光学ファインダ、
１６はズームスイッチ、１７はレリーズスイッチ、１８
は上面液晶ディスプレイである。1 and 2 show a rear view of a digital camera 10 as a portable device provided with a heat insulating device according to the present invention. A concave portion 12 extending in the vertical direction is formed on the back surface of the body 11, and a monitor portion 13 that can be opened and closed about an upper axis is supported in the concave portion 12. As shown in FIG. 2, the open / close monitor 13 is housed in the recess 12 in a closed state, and the recess 12 is exposed when opened. The opening / closing monitor unit 13 includes a rear liquid crystal display 14 that faces rear in a closed state. 15 is an optical finder,
16 is a zoom switch, 17 is a release switch, 18
Is a top liquid crystal display.
【００１０】凹部１２の底面１２ａは、ボディ１１の放
熱部を構成している。この底面１２ａは、開閉モニタ部
１３を図２のように閉じた状態では該開閉モニタ部１３
により覆われ、指等の人体の一部が触れる可能性はない
が、図１のように開いた状態では露出し、人体が触れる
可能性がある。The bottom surface 12a of the recess 12 constitutes a heat radiating portion of the body 11. When the open / close monitor 13 is closed as shown in FIG.
, There is no possibility that a part of the human body such as a finger touches, but it is exposed in the open state as shown in FIG. 1 and may touch the human body.
【００１１】図３ないし図５は、この底面１２ａに設け
る本発明による断熱装置の第一の実施形態である。底面
１２ａの壁面は、熱伝導率が比較的高い金属板（放熱
板）２０からなっており、ボディ１１の内部には、回路
基板２１に固定されたＣＰＵ２２が位置している。この
ＣＰＵ２２は、熱伝導体２３を介して底面１２ａの放熱
板２０に接触していて、ＣＰＵ２２で発生する熱は、伝
熱体２３及び放熱板２０を介して、外部に放熱される。
つまり、放熱板２０に触れると熱いと感じる状態が生じ
うる。FIGS. 3 to 5 show a first embodiment of the heat insulating device according to the present invention provided on the bottom surface 12a. The wall surface of the bottom surface 12 a is made of a metal plate (heat radiating plate) 20 having a relatively high thermal conductivity, and a CPU 22 fixed to a circuit board 21 is located inside the body 11. The CPU 22 is in contact with the radiator plate 20 on the bottom surface 12 a via the heat conductor 23, and the heat generated by the CPU 22 is radiated to the outside through the radiator 23 and the radiator plate 20.
That is, a state in which the user feels hot when touching the heat sink 20 may occur.
【００１２】底面１２ａの放熱板２０には、断熱装置と
しての断熱シート３０が貼着されている。断熱シート３
０は、ゴム、樹脂フィルム、フェルト、織物、不織布ま
たはこれらの複合体であって、放熱板２０の熱伝導率よ
り熱伝導率が低い材料からなっている。この断熱シート
３０には、その一面（裏面）に、接着剤塗布部３１と、
この接着剤塗布部３１の間に位置する接着剤非塗布部３
２とが互いに略平行に交互に形成されている。また、接
着剤非塗布部３２には適当な間隔をおいて、複数の通気
穴３３が形成されている。接着剤塗布部３１は一定の厚
さを有するため、接着剤塗布部３１を介して断熱シート
３０を放熱板２０に接着すると、断熱シート３０と放熱
板２０との間には、必ず空気層３４が形成される。A heat insulating sheet 30 as a heat insulating device is adhered to the heat radiating plate 20 on the bottom surface 12a. Insulation sheet 3
Numeral 0 denotes a rubber, a resin film, a felt, a woven fabric, a non-woven fabric or a composite thereof, which is made of a material having a lower thermal conductivity than that of the heat sink 20. The heat insulating sheet 30 has an adhesive application portion 31 on one surface (back surface) thereof,
Adhesive non-application portion 3 located between the adhesive application portions 31
2 are alternately formed substantially parallel to each other. Further, a plurality of ventilation holes 33 are formed in the adhesive non-applied portion 32 at appropriate intervals. Since the adhesive application section 31 has a certain thickness, if the heat insulating sheet 30 is adhered to the heat radiating plate 20 via the adhesive applying section 31, the air layer 34 always exists between the heat insulating sheet 30 and the heat radiating plate 20. Is formed.
【００１３】以上の構造によると、デジタルカメラ１０
の開閉モニタ部１３を図１のように開いた状態で、仮に
人体の一部が凹部１２の底面１２ａ（断熱シート３０）
に接触しても、断熱シート３０と放熱板２０との間に
は、接着剤塗布部３１または空気層３４が存在するた
め、放熱板２０の熱が直接人体に伝わることがない。従
って、異和感、不快感、ショック等が生じる可能性を減
らすことができる。また、空気層３４内の空気は、通気
穴３３を介して外部に放出され（外部の空気と入れ替わ
り）、空気層３４あるいは断熱シート３０の温度上昇が
防がれる。According to the above structure, the digital camera 10
When the opening / closing monitor unit 13 is opened as shown in FIG. 1, a part of the human body temporarily covers the bottom surface 12a of the concave portion 12 (heat insulating sheet 30).
, The adhesive application portion 31 or the air layer 34 exists between the heat insulating sheet 30 and the heat radiating plate 20, so that the heat of the heat radiating plate 20 is not directly transmitted to the human body. Therefore, it is possible to reduce the possibility of occurrence of discomfort, discomfort, shock, and the like. In addition, the air in the air layer 34 is discharged to the outside through the ventilation holes 33 (replacement with the outside air), and the temperature rise of the air layer 34 or the heat insulating sheet 30 is prevented.
【００１４】なお、以上の断熱シート３０は、放熱板２
０に貼着する前には、図５に示すように、その接着剤塗
布部３１を利用して剥離紙３５を接着しておき、放熱板
２０に貼着するときに剥離紙３５を剥離するのが好まし
い。The above-mentioned heat insulating sheet 30 is provided on the heat radiating plate 2.
Before bonding to the heat radiating plate 20, the release paper 35 is bonded by using the adhesive application portion 31 before the bonding to the heat radiating plate 20, as shown in FIG. Is preferred.
【００１５】断熱シート３０に形成する接着剤塗布部３
１と接着剤非塗布部３２のパターンは種々変形が可能で
あり、例えば接着剤塗布部３１を間隔をおいて千鳥状あ
るいは碁盤の目状に配置してもよい。また、断熱シート
３０と放熱板２０との空間を大きくするため、断熱シー
ト３０に突起を設けることも可能である。図６、図７は
その実施形態を示している。Adhesive coating section 3 formed on heat insulating sheet 30
The pattern of 1 and the adhesive non-applied portion 32 can be variously deformed. For example, the adhesive applied portion 31 may be arranged in a zigzag or grid pattern at intervals. In order to increase the space between the heat insulating sheet 30 and the heat radiating plate 20, it is possible to provide a protrusion on the heat insulating sheet 30. 6 and 7 show the embodiment.
【００１６】この図６、図７の実施形態では、断熱シー
ト３０の一面（裏面）に、千鳥状に凸部３６を形成し、
この凸部３６の先端に接着剤塗布部３１を設けている。
この実施形態によれば、断熱シート３０と放熱板２０と
の間隔（空気層３４の厚さ）を大きくして、より高い断
熱性を得ることができる。なお、図では厚さを誇張して
いるが、実際の接着剤塗布部３１（及び凸部３６）を含
む断熱シート３０の厚さは、数ｍｍ程度以下、好ましく
は１ｍｍ程度以下に形成する。In the embodiment shown in FIGS. 6 and 7, on one surface (back surface) of the heat insulating sheet 30, convex portions 36 are formed in a staggered manner.
The adhesive application section 31 is provided at the tip of the projection 36.
According to this embodiment, the space between the heat insulating sheet 30 and the heat radiating plate 20 (the thickness of the air layer 34) can be increased to obtain higher heat insulating properties. Although the thickness is exaggerated in the drawing, the actual thickness of the heat insulating sheet 30 including the adhesive application portion 31 (and the convex portion 36) is formed to be about several mm or less, preferably about 1 mm or less.
【００１７】図８の実施形態は、断熱シート３０とし
て、自身が通気性を有するフェルトシート３０Ｆを用い
た例である。この実施形態では、フェルトシート３０Ｆ
に通気穴３３を形成しなくても、フェルトシート自身の
通気性で空気層３４内の空気を外気と入れ替え、フェル
トシート３０Ｆの温度の上昇を防ぐことができる。The embodiment shown in FIG. 8 is an example in which a felt sheet 30F having air permeability is used as the heat insulating sheet 30. In this embodiment, the felt sheet 30F
Even if the vent hole 33 is not formed, the air in the air layer 34 can be replaced with the outside air by the air permeability of the felt sheet itself, and the rise in the temperature of the felt sheet 30F can be prevented.
【００１８】以上の実施形態は、デジタルカメラ１０の
放熱部に本発明を適用したものであるが、他の携帯機器
の放熱部にも本発明は同様に適用できる。また発熱素子
としてＣＰＵを例示したが、発熱素子はＣＰＵに限られ
ない。In the above embodiment, the present invention is applied to the heat radiating portion of the digital camera 10, but the present invention can be similarly applied to the heat radiating portion of another portable device. Further, the CPU is illustrated as the heating element, but the heating element is not limited to the CPU.
【００１９】本発明の断熱構造を適用した図１、図２の
デジタルカメラ１０は、背面液晶ディスプレイ１４を有
するモニタ部１３が開閉可能で、該開閉モニタ部１４を
開放したとき放熱板２０が露出するタイプであるが、本
発明は、常時放熱板２０が露出するタイプのデジタルカ
メラにも勿論適用可能である。図９は、その実施形態を
示すもので、デジタルカメラ１０のボディ１１に背面液
晶ディスプレイ１４を固定して設けるとともに、常時露
出する態様で放熱板２０設け、この放熱板２０の表面
に、以上の実施例と同様の断熱シート３０を貼着してい
る。In the digital camera 10 shown in FIGS. 1 and 2 to which the heat insulating structure of the present invention is applied, the monitor unit 13 having the rear liquid crystal display 14 can be opened and closed, and when the open / close monitor unit 14 is opened, the radiator plate 20 is exposed. However, the present invention is of course applicable to a digital camera in which the heat sink 20 is always exposed. FIG. 9 shows an embodiment of the present invention, in which a rear liquid crystal display 14 is fixedly provided on a body 11 of a digital camera 10 and a heat sink 20 is provided so as to be always exposed. A heat insulating sheet 30 similar to that of the embodiment is stuck.
【００２０】[0020]
【発明の効果】以上のように本発明によれば、小型の携
帯機器の発熱部の熱が直接人体に伝わるのを防ぐ、構造
が簡単で薄い断熱装置及び断熱シートを得ることができ
る。As described above, according to the present invention, it is possible to obtain a heat insulating device and a heat insulating sheet having a simple structure and a thin structure for preventing the heat of the heat generating portion of a small portable device from being directly transmitted to the human body.
【図１】本発明による放熱構造をデジタルカメラに適用
した実施形態であって、モニタ部を開いた状態の斜視図
である。FIG. 1 is an embodiment in which a heat radiation structure according to the present invention is applied to a digital camera, and is a perspective view in a state where a monitor unit is opened.
【図２】同モニタ部を閉じた状態の斜視図である。FIG. 2 is a perspective view showing a state in which the monitor unit is closed.
【図３】本発明による放熱構造の一実施形態を示す正面
図である。FIG. 3 is a front view showing one embodiment of a heat dissipation structure according to the present invention.
【図４】図３のIV‐IV線に沿う断面図である。FIG. 4 is a sectional view taken along the line IV-IV in FIG. 3;
【図５】放熱部に貼着する前の断熱シート状態の断面図
である。FIG. 5 is a cross-sectional view of a heat insulating sheet before being attached to a heat radiating section.
【図６】本発明による放熱構造の別の実施形態を示す正
面図である。FIG. 6 is a front view showing another embodiment of the heat dissipation structure according to the present invention.
【図７】図６のVII‐VII線に沿う断面図である。FIG. 7 is a sectional view taken along the line VII-VII in FIG. 6;
【図８】本発明による放熱構造のさらに別の実施形態を
示す断面図である。FIG. 8 is a sectional view showing still another embodiment of the heat dissipation structure according to the present invention.
【図９】本発明による放熱構造を適用したデジタルカメ
ラの別の態様を示す斜視図である。FIG. 9 is a perspective view showing another embodiment of the digital camera to which the heat dissipation structure according to the present invention is applied.
１０ デジタルカメラ（携帯機器） ２０ 放熱板 ２２ ＣＰＵ ２３ 伝熱体 ３０ 断熱シート ３０Ｆ フェルトシート（断熱シート） ３１ 接着剤塗布部 ３２ 接着剤非塗布部 ３３ 通気穴 ３４ 空気層 ３５ 剥離紙 ３６ 凸部 DESCRIPTION OF SYMBOLS 10 Digital camera (portable device) 20 Heat sink 22 CPU 23 Heat transfer body 30 Heat insulation sheet 30F Felt sheet (heat insulation sheet) 31 Adhesive application part 32 Adhesive non-application part 33 Vent hole 34 Air layer 35 Release paper 36 Convex part
Claims (13)
接着剤塗布部と、この接着剤塗布部の間に位置する接着
剤非塗布部とを有する断熱シートを接着してなり、 該断熱シートは、上記放熱部の熱伝導率より熱伝導率が
低い材料からなり、上記接着剤非塗布部が放熱部との間
に空気層を構成することを特徴とする携帯機器の断熱装
置。1. A heat insulating sheet having an adhesive application part for the heat radiation part and an adhesive non-application part located between the adhesive application parts is bonded to a heat radiating part of the portable device. A heat insulating device for a portable device, wherein the sheet is made of a material having a lower thermal conductivity than that of the heat dissipating portion, and the adhesive non-applied portion forms an air layer between the sheet and the heat dissipating portion.
剤塗布部は間隔をおいて略平行に形成されている断熱装
置。2. The heat insulating device according to claim 1, wherein the adhesive application portions are formed substantially in parallel at intervals.
剤塗布部は間隔をおいてスポット状に形成されている断
熱装置。3. The heat insulating device according to claim 1, wherein the adhesive application section is formed in a spot shape at intervals.
断熱装置において、断熱シートには、接着剤塗布部部分
に対応させて放熱部側に突出する凸部が形成されている
断熱装置。4. The heat insulating device according to claim 1, wherein the heat insulating sheet has a convex portion protruding toward the heat radiating portion corresponding to the adhesive application portion. .
断熱装置において、断熱シートには複数の通気穴が穿設
されている断熱装置。5. The heat insulating device according to claim 1, wherein a plurality of ventilation holes are formed in the heat insulating sheet.
断熱装置において、断熱シートは、ゴム、樹脂フィル
ム、フェルト、織物、不織布またはこれらの複合体から
なる断熱装置。6. The heat insulating device according to claim 1, wherein the heat insulating sheet is made of rubber, resin film, felt, woven fabric, non-woven fabric, or a composite thereof.
断熱装置において、放熱部は携帯機器に内蔵した発熱素
子の熱を逃がす金属製の放熱板である断熱装置。7. The heat insulating device according to claim 1, wherein the heat radiating portion is a metal heat radiating plate for radiating heat of a heat generating element built in the portable device.
部の熱伝導率より熱伝導率が低い材料からなる断熱シー
トであって、該放熱部に対する接着剤塗布部と、この接
着剤塗布部の間に位置する接着剤非塗布部とを有し、該
接着剤非塗布部が放熱部との間に空気層を構成すること
を特徴とする携帯機器の断熱シート。8. A heat insulating sheet bonded to a heat radiating portion of a portable device, the heat insulating sheet being made of a material having a lower thermal conductivity than the heat radiating portion, the adhesive being applied to the heat radiating portion, and the adhesive A heat insulating sheet for a portable device, comprising: an adhesive non-applied portion located between application portions, wherein the adhesive non-applied portion forms an air layer between the adhesive portion and the heat radiating portion.
着剤塗布部は間隔をおいて略平行に形成されている断熱
シート。9. The heat insulating sheet according to claim 8, wherein the adhesive application portions are formed substantially in parallel at intervals.
接着剤塗布部は間隔をおいてスポット状に形成されてい
る断熱シート。10. The heat insulating sheet according to claim 8,
An adhesive sheet is a heat insulating sheet formed in spots at intervals.
載の断熱シートにおいて、接着剤塗布部分に対応させて
凸部が形成されている断熱シート。11. The heat insulating sheet according to claim 8, wherein the heat insulating sheet has a convex portion corresponding to the adhesive applied portion.
載の断熱シートにおいて、複数の通気穴が穿設されてい
る断熱シート。12. The heat insulating sheet according to claim 8, wherein a plurality of ventilation holes are formed.
載の断熱シートにおいて、ゴム、樹脂フィルム、フェル
ト、織物、不織布またはこれらの複合体からなる断熱シ
ート。13. The heat insulating sheet according to claim 8, wherein the heat insulating sheet is made of rubber, resin film, felt, woven fabric, non-woven fabric, or a composite thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000228408A JP2002043784A (en) | 2000-07-28 | 2000-07-28 | Heat insulating device of portable apparatus and heat insulating sheet thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000228408A JP2002043784A (en) | 2000-07-28 | 2000-07-28 | Heat insulating device of portable apparatus and heat insulating sheet thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2002043784A true JP2002043784A (en) | 2002-02-08 |
Family
ID=18721695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000228408A Pending JP2002043784A (en) | 2000-07-28 | 2000-07-28 | Heat insulating device of portable apparatus and heat insulating sheet thereof |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2002043784A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040039841A (en) * | 2002-11-05 | 2004-05-12 | 엘지전자 주식회사 | Cooling device of mobile phone |
| JP2008051919A (en) * | 2006-08-23 | 2008-03-06 | Shin Etsu Polymer Co Ltd | Structure for heat countermeasures of projector |
| JP2008198917A (en) * | 2007-02-15 | 2008-08-28 | Polymatech Co Ltd | Thermal diffusion sheet and manufacturing method therefor |
| JP2009164351A (en) * | 2008-01-07 | 2009-07-23 | Mitsubishi Electric Corp | Power conditioner |
| JP2010055642A (en) * | 2009-12-07 | 2010-03-11 | Fujitsu Ltd | Electronic appliance |
| CN102131373A (en) * | 2011-03-15 | 2011-07-20 | 中兴通讯股份有限公司 | Heat-insulating structure and method for data card |
| JP2014238335A (en) * | 2013-06-07 | 2014-12-18 | カシオ計算機株式会社 | Human body mounting type electronic equipment |
| CN106163209A (en) * | 2015-03-25 | 2016-11-23 | 小米科技有限责任公司 | Radiating subassembly and electronic equipment |
| CN114698336A (en) * | 2020-04-23 | 2022-07-01 | 华为技术有限公司 | Mobile terminal |
-
2000
- 2000-07-28 JP JP2000228408A patent/JP2002043784A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040039841A (en) * | 2002-11-05 | 2004-05-12 | 엘지전자 주식회사 | Cooling device of mobile phone |
| JP2008051919A (en) * | 2006-08-23 | 2008-03-06 | Shin Etsu Polymer Co Ltd | Structure for heat countermeasures of projector |
| JP2008198917A (en) * | 2007-02-15 | 2008-08-28 | Polymatech Co Ltd | Thermal diffusion sheet and manufacturing method therefor |
| JP2009164351A (en) * | 2008-01-07 | 2009-07-23 | Mitsubishi Electric Corp | Power conditioner |
| JP2010055642A (en) * | 2009-12-07 | 2010-03-11 | Fujitsu Ltd | Electronic appliance |
| CN102131373A (en) * | 2011-03-15 | 2011-07-20 | 中兴通讯股份有限公司 | Heat-insulating structure and method for data card |
| CN102131373B (en) * | 2011-03-15 | 2014-12-10 | 中兴通讯股份有限公司 | Heat-insulating structure and method for data card |
| JP2014238335A (en) * | 2013-06-07 | 2014-12-18 | カシオ計算機株式会社 | Human body mounting type electronic equipment |
| CN106163209A (en) * | 2015-03-25 | 2016-11-23 | 小米科技有限责任公司 | Radiating subassembly and electronic equipment |
| CN114698336A (en) * | 2020-04-23 | 2022-07-01 | 华为技术有限公司 | Mobile terminal |
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