JPH0452055U - - Google Patents
Info
- Publication number
- JPH0452055U JPH0452055U JP9420890U JP9420890U JPH0452055U JP H0452055 U JPH0452055 U JP H0452055U JP 9420890 U JP9420890 U JP 9420890U JP 9420890 U JP9420890 U JP 9420890U JP H0452055 U JPH0452055 U JP H0452055U
- Authority
- JP
- Japan
- Prior art keywords
- heat generating
- print head
- electrode pattern
- thermal print
- resistor
- 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 3
- 239000011241 protective layer Substances 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Electronic Switches (AREA)
Description
第１図は、実施例サーマルプリントヘツドを示
す斜視図、第２図は、従来のサーマルプリントヘ
ツドを示す斜視図である。
１……絶縁基板、２……発熱抵抗体、３……個
別電極パターン、４……共通電極パターン、５…
…保護層、６……発熱部、７……弯曲凹み部、８
……プラテンローラ。
FIG. 1 is a perspective view of an embodiment of the thermal print head, and FIG. 2 is a perspective view of a conventional thermal print head. DESCRIPTION OF SYMBOLS 1...Insulating substrate, 2...Heating resistor, 3...Individual electrode pattern, 4...Common electrode pattern, 5...
...Protective layer, 6... Heat generating part, 7... Curved recessed part, 8
...Platenrolla.
Claims (1)
、この発熱抵抗体の裾部両側に個別電極パターン
と共通電極パターンを対向状に形成し、上記電極
パターンを含む発熱抵抗体上に保護層を設けてな
るサーマルプリントヘツドにおいて、 前記保護層は、発熱抵抗体に対応する表面部分
を内方向へ凹ませて発熱弯曲凹み部を形成し、こ
の発熱弯曲凹み部は上方に配置される紙送り用プ
ラテンローラの外周面がほぼ接面する弯曲面に設
定したことを特徴とするサーマルプリントヘツド
。[Claims for Utility Model Registration] A heating resistor of a certain width and length is formed on the upper surface of an insulating substrate, and an individual electrode pattern and a common electrode pattern are formed facing each other on both sides of the bottom of the heating resistor, and the electrode pattern is In a thermal print head in which a protective layer is provided on a heat generating resistor including a heat generating resistor, the protective layer has a surface portion corresponding to the heat generating resistor inwardly recessed to form a heat generating curved recess; The thermal print head is characterized in that the outer peripheral surface of the paper feeding platen roller disposed above is set to be a curved surface that is almost in contact with the outer circumferential surface of the thermal print head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9420890U JPH0452055U (en) | 1990-09-06 | 1990-09-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9420890U JPH0452055U (en) | 1990-09-06 | 1990-09-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0452055U true JPH0452055U (en) | 1992-05-01 |
Family
ID=31831982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9420890U Pending JPH0452055U (en) | 1990-09-06 | 1990-09-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0452055U (en) |
-
1990
- 1990-09-06 JP JP9420890U patent/JPH0452055U/ja active Pending