JPS644649U - - Google Patents
Info
- Publication number
- JPS644649U JPS644649U JP9893887U JP9893887U JPS644649U JP S644649 U JPS644649 U JP S644649U JP 9893887 U JP9893887 U JP 9893887U JP 9893887 U JP9893887 U JP 9893887U JP S644649 U JPS644649 U JP S644649U
- Authority
- JP
- Japan
- Prior art keywords
- heating resistor
- resistor element
- electrode
- thermal head
- showing
- 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 4
- 239000000758 substrate Substances 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Electronic Switches (AREA)
Description
第１図は一実施例を示す断面図、第２図はサー
マルヘツドの発熱抵抗体素子のパターンの一例を
示す平面図、第３図は従来のサーマルヘツドを示
す断面図であり、第１図と第３図は第２図のＡ―
Ａ線位置での断面を表わしている。第４図はサー
マルヘツドの位置決めを行なう装置を示す概略図
、第５図はアライメントマークが設けられたサー
マルヘツドを表わす概略平面図である。
２……セラミツク基板、４……発熱抵抗体膜、
４ａ……発熱抵抗体素子、６……共通電極、８…
…選択電極、１０……ＳｉＣ膜、１２……ＳｉＮ
膜。
FIG. 1 is a cross-sectional view showing one embodiment, FIG. 2 is a plan view showing an example of the pattern of the heating resistor element of the thermal head, and FIG. 3 is a cross-sectional view showing a conventional thermal head. and Figure 3 is A- in Figure 2.
It shows a cross section at line A. FIG. 4 is a schematic diagram showing a device for positioning a thermal head, and FIG. 5 is a schematic plan view showing a thermal head provided with alignment marks. 2...Ceramic substrate, 4...Heating resistor film,
4a... Heat generating resistor element, 6... Common electrode, 8...
...Selection electrode, 10...SiC film, 12...SiN
film.
Claims (1)
されており、発熱抵抗体素子及び電極の上部には
ＳｉＮ膜を介して耐摩耗層としてＳｉＣ膜が形成
されているサーマルヘツド。 A thermal head in which a heating resistor element and an electrode are formed on the surface of a heat-resistant substrate, and a SiC film is formed as a wear-resistant layer on the upper part of the heating resistor element and electrode with a SiN film interposed therebetween.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9893887U JPS644649U (en) | 1987-06-27 | 1987-06-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9893887U JPS644649U (en) | 1987-06-27 | 1987-06-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS644649U true JPS644649U (en) | 1989-01-12 |
Family
ID=31325639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9893887U Pending JPS644649U (en) | 1987-06-27 | 1987-06-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS644649U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015006791A (en) * | 2013-05-27 | 2015-01-15 | 京セラ株式会社 | Thermal head and thermal printer including the same |
-
1987
- 1987-06-27 JP JP9893887U patent/JPS644649U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015006791A (en) * | 2013-05-27 | 2015-01-15 | 京セラ株式会社 | Thermal head and thermal printer including the same |