JPH0295641U - - Google Patents
Info
- Publication number
- JPH0295641U JPH0295641U JP316789U JP316789U JPH0295641U JP H0295641 U JPH0295641 U JP H0295641U JP 316789 U JP316789 U JP 316789U JP 316789 U JP316789 U JP 316789U JP H0295641 U JPH0295641 U JP H0295641U
- Authority
- JP
- Japan
- Prior art keywords
- thermal head
- common electrode
- scanning direction
- individual
- electrode tip
- 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
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
Landscapes
- Electronic Switches (AREA)
Description
第１Ａ図は本考案の一実施例によるサーマルヘ
ツドの部分平面図、第１Ｂ図は第１Ａ図のＢ―
Ｂ線断面図、第２Ａ図および第２Ｂ図はその作
用説明図、第３図は従来のサーマルヘツドの全体
側面図、第４図は同サーマルヘツドの部分斜視図
、第５図は第４図のＶ矢視部分の拡大図、第６Ａ
図は同サーマルヘツドの要部平面図、第６Ｂ図は
第６Ａ図のＢ―Ｂ線断面図、第７Ａ図および
第７Ｂ図は同従来のサーマルヘツドの作用説明図
、第８Ａ図〜第１１Ｂ図は同サーマルヘツドの発
熱抵抗体の形成方法の説明図、第１２図および第
１３図はそのラツピング工程の説明図である。
Ｘ……主走査方向、Ｙ……副走査方向、２……
絶縁基板、３……共通電極、３ａ……共通電極本
体部、３ｂ……共通電極接続部、３ｂ１……共通
電極先端部、４……個別電極、４ａ……個別電極
先端部、５……発熱抵抗体。
FIG. 1A is a partial plan view of a thermal head according to an embodiment of the present invention, and FIG. 1B is a partial plan view of a thermal head according to an embodiment of the present invention.
A sectional view taken along line B, FIGS. 2A and 2B are explanatory diagrams of its operation, FIG. 3 is an overall side view of a conventional thermal head, FIG. 4 is a partial perspective view of the thermal head, and FIG. Enlarged view of the V arrow section, No. 6A
The figure is a plan view of essential parts of the thermal head, Figure 6B is a sectional view taken along the line B--B of Figure 6A, Figures 7A and 7B are explanatory diagrams of the operation of the conventional thermal head, and Figures 8A to 11B. The figure is an explanatory diagram of the method of forming the heating resistor of the same thermal head, and FIGS. 12 and 13 are explanatory diagrams of the wrapping process. X...Main scanning direction, Y...Sub scanning direction, 2...
Insulating substrate, 3... Common electrode, 3a... Common electrode main body, 3b... Common electrode connection part, 3b 1 ... Common electrode tip, 4... Individual electrode, 4a... Individual electrode tip, 5... ...heating resistor.
Claims (1)
、この共通電極３に対向して副走査方向Ｙに所定
間隔離れて配置されるとともに主走査方向Ｘに沿
つて列設された個別電極先端部４ａを有する複数
の個別電極４と、前記共通電極３と各個別電極先
端部４ａとの間をそれぞれ接続する複数の発熱抵
抗体５とが絶縁基板２上に形成されたサーマルヘ
ツドにおいて、 前記発熱抵抗体５の副走査方向Ｙに沿う幅を変
化させることにより印字部の温度分布を調整した
ことを特徴とする、サーマルヘツド。[Claims for Utility Model Registration] A common electrode 3 extending along the main scanning direction A plurality of individual electrodes 4 having individual electrode tip portions 4a arranged in rows, and a plurality of heating resistors 5 each connecting between the common electrode 3 and each individual electrode tip portion 4a are arranged on an insulating substrate 2. What is claimed is: 1. A thermal head formed in a thermal head, characterized in that the temperature distribution of the printing section is adjusted by changing the width of the heating resistor 5 along the sub-scanning direction Y.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP316789U JPH0295641U (en) | 1989-01-13 | 1989-01-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP316789U JPH0295641U (en) | 1989-01-13 | 1989-01-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0295641U true JPH0295641U (en) | 1990-07-30 |
Family
ID=31204561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP316789U Pending JPH0295641U (en) | 1989-01-13 | 1989-01-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0295641U (en) |
-
1989
- 1989-01-13 JP JP316789U patent/JPH0295641U/ja active Pending