JPH0484419U - - Google Patents
Info
- Publication number
- JPH0484419U JPH0484419U JP1990128269U JP12826990U JPH0484419U JP H0484419 U JPH0484419 U JP H0484419U JP 1990128269 U JP1990128269 U JP 1990128269U JP 12826990 U JP12826990 U JP 12826990U JP H0484419 U JPH0484419 U JP H0484419U
- Authority
- JP
- Japan
- Prior art keywords
- heating element
- mirror
- sheet
- heat
- attached
- 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
- 238000010438 heat treatment Methods 0.000 claims description 11
- 239000011810 insulating material Substances 0.000 claims description 4
- 239000004020 conductor Substances 0.000 claims description 3
- 230000020169 heat generation Effects 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims 2
- 229920005989 resin Polymers 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Optical Elements Other Than Lenses (AREA)
- Road Signs Or Road Markings (AREA)
Description
第１図はこの考案によるカーブミラーの概略図
、第２図は第１図の−線に沿つて見た断面図
、第３図および第４図はこの考案によるカーブミ
ラーに使用した面状発熱体を示し、第３図は面状
発熱体の全体を示す概略図、第４図はＰＴＣ発熱
素子部と電極との関係を示す概略図である。
１……電極、２……ＰＴＣ発熱素子部、３……
面状発熱部、４……絶縁材、５……熱伝導材、６
……端子、７……面状発熱体、８……カーブミラ
ー。
Figure 1 is a schematic diagram of the curved mirror according to this invention, Figure 2 is a sectional view taken along the - line in Figure 1, and Figures 3 and 4 are planar heat generation used in the curved mirror according to this invention. FIG. 3 is a schematic diagram showing the entire planar heating element, and FIG. 4 is a schematic diagram showing the relationship between the PTC heating element portion and the electrodes. 1... Electrode, 2... PTC heating element section, 3...
Planar heat generating part, 4... Insulating material, 5... Heat conductive material, 6
... terminal, 7 ... sheet heating element, 8 ... curved mirror.
Claims (1)
を貼着し、面状発熱体７の発熱により鏡面の視界
を確保するようにしたカーブミラー８であつて、
前記面状発熱体７は、板状をなす樹脂製のＰＴＣ
ヒーターに、所定の発熱温度となるように電極１
を所定のパターンで形成した面状発熱部３を形成
し、該面状発熱部３の両面にシート状の絶縁材４
を貼着するとともに、一方の絶縁材４の上面に熱
伝導材５を貼着し、さらに、前記電極１に接続す
る端子６を設けて形成したことを特徴とするカー
ブミラー。 (2) 凹面鏡、または凸面鏡の裏面に面状発熱体
を貼着し、面状発熱体７の発熱により鏡面の視界
を確保するようにしたカーブミラー８であつて、
前記面状発熱体７は、板状をなすとともに、体積
抵抗値が５０〜１００Ω・cmの樹脂製のＰＴＣヒ
ーターに、発熱温度が安定時に４０℃程度となる
ように電極１を所定のパターンで形成した面状発
熱部３を形成し、該面状発熱部３の両面にシート
状の絶縁材４を貼着するとともに、一方の絶縁材
４の上面に熱伝導材５を貼着し、さらに、前記電
極１に接続する端子６を設けて形成したことを特
徴とするカーブミラー。[Scope of Claim for Utility Model Registration] (1) A curved mirror 8 in which a sheet heating element is attached to the back surface of a concave mirror or a convex mirror, and the visibility of the mirror surface is secured by the heat generated by the sheet heating element 7. ,
The planar heating element 7 is a plate-shaped PTC made of resin.
Electrode 1 is attached to the heater so that the predetermined heat generation temperature is achieved.
A sheet-like heat-generating portion 3 is formed by forming a heat-generating portion 3 in a predetermined pattern, and a sheet-like insulating material 4 is provided on both sides of the sheet-like heat-generating portion 3.
A curved mirror characterized in that a thermally conductive material 5 is pasted on the upper surface of one insulating material 4, and a terminal 6 connected to the electrode 1 is provided. (2) A curved mirror 8 in which a planar heating element is attached to the back surface of a concave mirror or a convex mirror, and the visibility of the mirror surface is secured by the heat generated by the planar heating element 7,
The planar heating element 7 is a PTC heater made of resin having a plate shape and a volume resistance of 50 to 100 Ω·cm, and electrodes 1 are arranged in a predetermined pattern so that the heating temperature is about 40° C. when stable. A sheet-like insulating material 4 is attached to both sides of the planar heat-generating section 3, and a thermally conductive material 5 is attached to the upper surface of one of the insulating members 4. A curved mirror characterized in that it is formed by providing a terminal 6 connected to the electrode 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990128269U JPH0484419U (en) | 1990-11-30 | 1990-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990128269U JPH0484419U (en) | 1990-11-30 | 1990-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0484419U true JPH0484419U (en) | 1992-07-22 |
Family
ID=31875738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990128269U Pending JPH0484419U (en) | 1990-11-30 | 1990-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0484419U (en) |
-
1990
- 1990-11-30 JP JP1990128269U patent/JPH0484419U/ja active Pending
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