JPS6250948U - - Google Patents
Info
- Publication number
- JPS6250948U JPS6250948U JP14210685U JP14210685U JPS6250948U JP S6250948 U JPS6250948 U JP S6250948U JP 14210685 U JP14210685 U JP 14210685U JP 14210685 U JP14210685 U JP 14210685U JP S6250948 U JPS6250948 U JP S6250948U
- Authority
- JP
- Japan
- Prior art keywords
- heating resistor
- thermal head
- intersects
- current flow
- certain distance
- 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
- 239000004020 conductor Substances 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims description 2
- 238000005338 heat storage Methods 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Electronic Switches (AREA)
Description
第１図〜第４図は本考案の一実施例を説明する
ためのもので、このうち第１図は耐摩耗層の形成
前の状態を示すサーマルヘツドの斜視図、第２図
および第３図は配線導体形成用のパターンを示す
平面図、第４図はこのサーマルヘツドの縦断面図
、第５図は従来のサーマルヘツドの横断面図、第
６図はこの従来のサーマルヘツドの縦断面図であ
る。
２……ガラス蓄熱層、３……アルミナ基板、１
１……サーマルヘツド、１２……配線導体、１２
Ａ……第１の導体部分（薄い部分）、１２Ｂ……
第２の導体部分（厚い部分）、１３……発熱抵抗
体。
1 to 4 are for explaining one embodiment of the present invention, of which FIG. 1 is a perspective view of the thermal head showing the state before the formation of the wear-resistant layer, and FIGS. 2 and 3 are The figure is a plan view showing a pattern for forming wiring conductors, Figure 4 is a vertical cross-sectional view of this thermal head, Figure 5 is a cross-sectional view of a conventional thermal head, and Figure 6 is a vertical cross-section of this conventional thermal head. It is a diagram. 2...Glass heat storage layer, 3...Alumina substrate, 1
1...Thermal head, 12...Wiring conductor, 12
A...first conductor part (thin part), 12B...
Second conductor portion (thick portion), 13... heating resistor.
Claims (1)
基板上に、通電制御用の電極としての複数の配線
導体と、これら配線導体の通電制御によつて発熱
部位を選択する１本の発熱抵抗体とをこの順序に
配置し、前記発熱抵抗体と交叉する部分の前記配
線導体の膜厚を、この交叉する部分よりもある程
度以上離れた部分のそれよりも薄く形成したこと
を特徴とするサーマルヘツド。 ２ 発熱抵抗体と交叉する部分の配線導体の膜の
幅を、この交叉する部分よりもある程度以上離れ
た部分のそれよりも狭く形成したことを特徴とす
る実用新案登録請求の範囲第１項記載のサーマル
ヘツド。[Claims for Utility Model Registration] 1. On an alumina substrate on which a glass heat storage layer is arranged, a plurality of wiring conductors are provided as electrodes for controlling current flow, and heat generating parts are selected by controlling current flow of these wiring conductors. and one heating resistor in this order, and the thickness of the wiring conductor at a portion where it intersects with the heating resistor is formed to be thinner than that at a portion which is more than a certain distance away from the intersecting portion. A thermal head featuring: 2. Utility model registration claim 1, characterized in that the width of the film of the wiring conductor at the part where it intersects with the heating resistor is narrower than that at the part which is more than a certain distance away from the intersecting part. thermal head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14210685U JPS6250948U (en) | 1985-09-19 | 1985-09-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14210685U JPS6250948U (en) | 1985-09-19 | 1985-09-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6250948U true JPS6250948U (en) | 1987-03-30 |
Family
ID=31050518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14210685U Pending JPS6250948U (en) | 1985-09-19 | 1985-09-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6250948U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03106045U (en) * | 1990-02-20 | 1991-11-01 | ||
| JPH04247968A (en) * | 1991-01-18 | 1992-09-03 | Rohm Co Ltd | Thick film thermal head |
-
1985
- 1985-09-19 JP JP14210685U patent/JPS6250948U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03106045U (en) * | 1990-02-20 | 1991-11-01 | ||
| JPH04247968A (en) * | 1991-01-18 | 1992-09-03 | Rohm Co Ltd | Thick film thermal head |
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