JPH0483643U - - Google Patents
Info
- Publication number
- JPH0483643U JPH0483643U JP12653890U JP12653890U JPH0483643U JP H0483643 U JPH0483643 U JP H0483643U JP 12653890 U JP12653890 U JP 12653890U JP 12653890 U JP12653890 U JP 12653890U JP H0483643 U JPH0483643 U JP H0483643U
- Authority
- JP
- Japan
- Prior art keywords
- scanning direction
- sub
- common electrode
- protruding
- individual electrodes
- 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
- 239000000758 substrate Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Electronic Switches (AREA)
Description
第１図は、本考案の一実施例である厚膜型サー
マルヘツドの構成を示す説明図、第２図は、上記
実施例の厚膜型サーマルヘツドによる中間調印字
のドツト拡大図、第３図は、上記実施例において
、共通電極と個別電極の対向長を変化させたとき
の、ドツト中心のばらつきとの関係を示す図、第
４図は、上記実施例において発熱抵抗体の副走査
方向での温度分布を示す図、第５図は、本考案の
他の実施例において、共通電極と個別電極の対向
長を変化させたときの、ドツト中心のばらつきと
の関係を示す図、第６図は、従来の厚膜型サーマ
ルヘツドの構成を示す説明図、第７図は、従来の
厚膜型サーマルヘツドによる中間調印字のドツト
拡大図、第８図は、従来の厚膜型サーマルヘツド
における発熱抵抗体の副走査方向での温度分布を
示す図である。
１……絶縁基板、２……共通電極、３……個別
電極、４……発熱抵抗体。
FIG. 1 is an explanatory diagram showing the structure of a thick film thermal head which is an embodiment of the present invention, FIG. 2 is an enlarged view of dots of halftone printing by the thick film thermal head of the above embodiment, and FIG. The figure shows the relationship between the variation in the dot center when the opposing length of the common electrode and the individual electrodes is changed in the above embodiment, and FIG. FIG. 5 is a diagram showing the temperature distribution in the dot center in another embodiment of the present invention, and FIG. The figure is an explanatory diagram showing the configuration of a conventional thick-film thermal head, FIG. 7 is an enlarged view of halftone printing by a conventional thick-film thermal head, and FIG. 8 is a diagram of a conventional thick-film thermal head. FIG. 3 is a diagram showing the temperature distribution of the heating resistor in the sub-scanning direction. 1...Insulating substrate, 2...Common electrode, 3...Individual electrode, 4...Heating resistor.
Claims (1)
出した複数の張り出し部と、これと対向する位置
から張り出した個別電極とが、交互に複数の個別
電極間または複数の張り出し部間に非接触で突き
出し、双方の先端部分が主走査方向に交互に配列
されて対向し、前記共通電極と個別電極との先端
が対向した部分上において、発熱抵抗体が主走査
方向に連続し副走査方向の送り幅よりやや大きい
幅の帯状に形成されている厚膜型サーマルヘツド
において、 前記複数の個別電極と共通電極の複数の張り出
し部とが交互に配列されて対向した部分の副走査
方向の対向長が副走査方向の送り幅以下であり、
送り幅の約1/2以上であることを特徴とする厚膜
型サーマルヘツド。[Claims for Utility Model Registration] In the sub-scanning direction on an insulating substrate, a plurality of protruding parts protruding from a common electrode and individual electrodes protruding from a position facing the common electrode are arranged alternately between a plurality of individual electrodes or a plurality of protruding parts. The heating resistors protrude without contact between the overhanging portions of the electrodes, the tip portions of both electrodes are arranged alternately in the main scanning direction and face each other, and the heating resistor is placed on the portion where the tips of the common electrode and the individual electrodes face each other in the main scanning direction. In a thick-film thermal head formed in a strip shape that is continuous with the feed width in the sub-scanning direction and has a width slightly larger than the feed width in the sub-scanning direction, a portion where the plurality of individual electrodes and the plurality of protruding portions of the common electrode are alternately arranged and facing each other. The opposing length in the sub-scanning direction is less than or equal to the feed width in the sub-scanning direction,
A thick film type thermal head characterized by a feed width of approximately 1/2 or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12653890U JP2530743Y2 (en) | 1990-11-30 | 1990-11-30 | Thick film type thermal head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12653890U JP2530743Y2 (en) | 1990-11-30 | 1990-11-30 | Thick film type thermal head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0483643U true JPH0483643U (en) | 1992-07-21 |
| JP2530743Y2 JP2530743Y2 (en) | 1997-03-26 |
Family
ID=31874089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12653890U Expired - Lifetime JP2530743Y2 (en) | 1990-11-30 | 1990-11-30 | Thick film type thermal head |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2530743Y2 (en) |
-
1990
- 1990-11-30 JP JP12653890U patent/JP2530743Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2530743Y2 (en) | 1997-03-26 |