JPS6413333U - - Google Patents
Info
- Publication number
- JPS6413333U JPS6413333U JP10940687U JP10940687U JPS6413333U JP S6413333 U JPS6413333 U JP S6413333U JP 10940687 U JP10940687 U JP 10940687U JP 10940687 U JP10940687 U JP 10940687U JP S6413333 U JPS6413333 U JP S6413333U
- Authority
- JP
- Japan
- Prior art keywords
- common electrode
- heat
- resistant substrate
- along
- electrode
- 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
- 239000000758 substrate Substances 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims 2
- 239000004020 conductor Substances 0.000 claims 1
- 239000000919 ceramic Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Electronic Switches (AREA)
Description
第１図は一実施例を示す一部切欠き斜視断面図
、第２図は同実施例を製造する大面積の耐熱基板
を示す概略斜視図、第３図はその耐熱基板にスル
ーホールを設けた状態を示す概略斜視図、第４図
はその耐熱基板に共通電極を形成する領域を示す
概略斜視断面図、第５図は他の実施例を示す断面
図、第６図は第５図の実施例を製造する耐熱基板
を示す概略斜視図である。
２…セラミツク基板、２ａ…分割前のセラミツ
ク基板、４…グレーズ層、６，１０ａ，１０ｂ，
１２，１６…導電層、８…発熱抵抗体層、８ａ…
発熱部、１１…共通電極、１４…耐熱基板の溝、
１８…保護膜。
Fig. 1 is a partially cutaway perspective sectional view showing one embodiment, Fig. 2 is a schematic perspective view showing a large-area heat-resistant substrate for manufacturing the same embodiment, and Fig. 3 is a through-hole formed in the heat-resistant substrate. FIG. 4 is a schematic perspective sectional view showing a region where a common electrode is formed on the heat-resistant substrate, FIG. 5 is a sectional view showing another embodiment, and FIG. FIG. 2 is a schematic perspective view showing a heat-resistant substrate for manufacturing an example. 2... Ceramic substrate, 2a... Ceramic substrate before division, 4... Glaze layer, 6, 10a, 10b,
12, 16... Conductive layer, 8... Heat generating resistor layer, 8a...
Heat generating part, 11... Common electrode, 14... Groove of heat resistant substrate,
18...Protective film.
Claims (1)
に共通電極が形成され、この共通電極に接続され
て長手方向に沿つて配列された発熱体部が形成さ
れており、各発熱体部には駆動回路に接続される
選択電極が接続されて形成されており、前記耐熱
基板の裏面には長手方向の前記一辺に沿つて共通
電極が形成されており、かつ、前記耐熱基板の長
手方向の前記一辺の端面には厚さ方向に延び断面
が半円の溝が複数個形成され、それらの溝には導
電材料が形成され、それらの導電材料により耐熱
基板表面の共通電極と耐熱基板裏面の共通電極と
が接続されているサーマルヘツド。 A common electrode is formed in a strip shape along one longitudinal side on the surface of the heat-resistant substrate, and heating element parts are connected to this common electrode and arranged along the longitudinal direction, and each heating element part has a strip-shaped common electrode. A selection electrode connected to a drive circuit is connected, a common electrode is formed on the back surface of the heat-resistant substrate along the one longitudinal side, and a common electrode is formed along the longitudinal side of the heat-resistant substrate. A plurality of grooves extending in the thickness direction and having a semicircular cross section are formed on the end surface of one side, and a conductive material is formed in these grooves. A thermal head connected to an electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10940687U JPS6413333U (en) | 1987-07-15 | 1987-07-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10940687U JPS6413333U (en) | 1987-07-15 | 1987-07-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6413333U true JPS6413333U (en) | 1989-01-24 |
Family
ID=31345619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10940687U Pending JPS6413333U (en) | 1987-07-15 | 1987-07-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6413333U (en) |
-
1987
- 1987-07-15 JP JP10940687U patent/JPS6413333U/ja active Pending