JPS6388444U - - Google Patents
Info
- Publication number
- JPS6388444U JPS6388444U JP18185486U JP18185486U JPS6388444U JP S6388444 U JPS6388444 U JP S6388444U JP 18185486 U JP18185486 U JP 18185486U JP 18185486 U JP18185486 U JP 18185486U JP S6388444 U JPS6388444 U JP S6388444U
- Authority
- JP
- Japan
- Prior art keywords
- resistor
- recording device
- thermal head
- heating resistor
- 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.)
- Pending
Links
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Electronic Switches (AREA)
Description
第1図は本考案の一実施例の要部の構成図、第
2図および第3図は、それぞれ第1図の発熱抵抗
体の抵抗・温度特性図および電圧・電流特性図、
第4図は本考案のサーマルヘツドの駆動回路の一
具体例を示すブロツク図である。
1…発熱抵抗体、2a〜2d…第1の電極群、
3a〜3c…第2の電極群。
FIG. 1 is a configuration diagram of a main part of an embodiment of the present invention, and FIGS. 2 and 3 are a resistance/temperature characteristic diagram and a voltage/current characteristic diagram of the heating resistor in FIG. 1, respectively.
FIG. 4 is a block diagram showing a specific example of the thermal head drive circuit of the present invention. 1... Heat generating resistor, 2a to 2d... First electrode group,
3a to 3c...second electrode group.
Claims (1)
し、該発熱抵抗体の長さ方向と垂直な方向に等間
隔に配設された複数本の電極から印字情報を印加
するようにされた感熱記録装置のサーマルヘツド
において、該発熱抵抗体として定抵抗領域と定電
力領域の2つの電圧・電流特性を有する抵抗体を
用い、該抵抗体を定電力領域で動作させるように
したことを特徴とする感熱記録装置のサーマルヘ
ツド。 (2) 前記抵抗体が正特性サーミスタであること
を特徴とする前記実用新案登録請求の範囲第1項
記載の感熱記録装置のサーマルヘツド。[Claims for Utility Model Registration] (1) An elongated heating resistor of a predetermined width is laid on a substrate, and a plurality of electrodes are arranged at equal intervals in a direction perpendicular to the length direction of the heating resistor. In a thermal head of a thermal recording device that is configured to apply printed information, a resistor having two voltage/current characteristics, a constant resistance region and a constant power region, is used as the heating resistor, and the resistor is in the constant power region. A thermal head of a heat-sensitive recording device, characterized in that it operates at (2) The thermal head of the thermal recording device according to claim 1, wherein the resistor is a positive temperature coefficient thermistor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18185486U JPS6388444U (en) | 1986-11-28 | 1986-11-28 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18185486U JPS6388444U (en) | 1986-11-28 | 1986-11-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6388444U true JPS6388444U (en) | 1988-06-08 |
Family
ID=31127110
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18185486U Pending JPS6388444U (en) | 1986-11-28 | 1986-11-28 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6388444U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59207270A (en) * | 1983-05-10 | 1984-11-24 | Sharp Corp | Thermal head |
-
1986
- 1986-11-28 JP JP18185486U patent/JPS6388444U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59207270A (en) * | 1983-05-10 | 1984-11-24 | Sharp Corp | Thermal head |
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