JPH0447543U - - Google Patents
Info
- Publication number
- JPH0447543U JPH0447543U JP9000890U JP9000890U JPH0447543U JP H0447543 U JPH0447543 U JP H0447543U JP 9000890 U JP9000890 U JP 9000890U JP 9000890 U JP9000890 U JP 9000890U JP H0447543 U JPH0447543 U JP H0447543U
- Authority
- JP
- Japan
- Prior art keywords
- thermal head
- thick
- heating resistor
- scanning direction
- film thermal
- 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.)
- Granted
Links
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Electronic Switches (AREA)
Description
第１図は本考案による厚膜型サーマルヘツドの
一実施例の構造を説明する上面図、第２図は第１
図のＡ−Ａ線で断面した発熱抵抗体の副走査方向
断面図、第３図は第１図のＢ−Ｂ線で断面した発
熱抵抗体の主走査方向断面図、第４図は第１図に
示したサーマルヘツドの単位発熱抵抗体の発熱分
布の説明図、第５図は第１図のサーマルヘツドを
用いた記録ドツトの形成状態の説明図、第６図は
本考案によるサーマルヘツドを用いた記録ドツト
その外光反射の説明図、第７図は本考案によるサ
ーマルヘツドの製造方法の説明図、第８図は従来
技術による厚膜型サーマルヘツドの構造の説明図
、第９図は上記従来技術のサーマルヘツドを用い
た記録ドツトとその外光反射の説明図である。
１……絶縁基板、２……共通電極、３……個別
引出し電極、４……発熱抵抗体、２０……共通電
極側個別電極。
FIG. 1 is a top view illustrating the structure of an embodiment of the thick film type thermal head according to the present invention, and FIG.
3 is a sectional view in the main scanning direction of the heating resistor taken along line AA in FIG. 1, FIG. FIG. 5 is an explanatory diagram of the formation of recording dots using the thermal head of FIG. 1. FIG. FIG. 7 is an explanatory diagram of the method of manufacturing a thermal head according to the present invention. FIG. 8 is an explanatory diagram of the structure of a thick-film thermal head according to the prior art. FIG. 3 is an explanatory diagram of recording dots and their reflection of external light using the above-mentioned conventional thermal head. DESCRIPTION OF SYMBOLS 1...Insulating substrate, 2...Common electrode, 3...Individual extraction electrode, 4...Heating resistor, 20...Individual electrode on common electrode side.
Claims (1)
記録ドツト単位で発熱抵抗体が形成された厚膜型
サーマルヘツドにおいて、 前記発熱抵抗体の主走査方向および副走査方向
の断面形状が矩形をなすと共に、 前記発熱抵抗体の上面形状が中央部で主走査方
向にふくらみを有する略々樽形としたことを特徴
とする厚膜型サーマルヘツド。[Claims for Utility Model Registration] In a thick-film thermal head in which a heating resistor is formed for each recording dot by bridging a common electrode and a plurality of individual lead-out electrodes, 1. A thick-film thermal head characterized in that the cross-sectional shape in the scanning direction is rectangular, and the upper surface shape of the heating resistor is approximately barrel-shaped with a bulge in the main scanning direction at the center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990090008U JP2534047Y2 (en) | 1990-08-30 | 1990-08-30 | Thick film type thermal head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990090008U JP2534047Y2 (en) | 1990-08-30 | 1990-08-30 | Thick film type thermal head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0447543U true JPH0447543U (en) | 1992-04-22 |
| JP2534047Y2 JP2534047Y2 (en) | 1997-04-30 |
Family
ID=31824404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990090008U Expired - Lifetime JP2534047Y2 (en) | 1990-08-30 | 1990-08-30 | Thick film type thermal head |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2534047Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002002005A (en) * | 2000-06-19 | 2002-01-08 | Rohm Co Ltd | Thick film type thermal printing head |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10328251B2 (en) | 2017-04-03 | 2019-06-25 | Becton, Dickinson And Company | Systems and methods to prevent catheter occlusion |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5045650A (en) * | 1973-07-30 | 1975-04-23 | ||
| JPS58203070A (en) * | 1982-05-21 | 1983-11-26 | Fujitsu Ltd | Thermal head |
| JPS59145164A (en) * | 1983-02-08 | 1984-08-20 | Sony Corp | Thermal head |
-
1990
- 1990-08-30 JP JP1990090008U patent/JP2534047Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5045650A (en) * | 1973-07-30 | 1975-04-23 | ||
| JPS58203070A (en) * | 1982-05-21 | 1983-11-26 | Fujitsu Ltd | Thermal head |
| JPS59145164A (en) * | 1983-02-08 | 1984-08-20 | Sony Corp | Thermal head |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002002005A (en) * | 2000-06-19 | 2002-01-08 | Rohm Co Ltd | Thick film type thermal printing head |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2534047Y2 (en) | 1997-04-30 |