JPS63136939U - - Google Patents
Info
- Publication number
- JPS63136939U JPS63136939U JP3100487U JP3100487U JPS63136939U JP S63136939 U JPS63136939 U JP S63136939U JP 3100487 U JP3100487 U JP 3100487U JP 3100487 U JP3100487 U JP 3100487U JP S63136939 U JPS63136939 U JP S63136939U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- thermal head
- detection result
- energy
- head
- 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
- 238000001514 detection method Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Electronic Switches (AREA)
Description
第１図はこの考案の一実施例の電気的構成示す
ブロツク図、第２図は同実施例の動作を説明する
ためのフローチヤート、第３図は同実施例の動作
を説明するための波形図、第４図は従来の熱転写
式カラープリンタの通電時間を示す波形図である
。
２…制御部（記憶手段と制御手段を有する）、
３…サーマルヘツド、８…温度検出器（検出手段
）。
Fig. 1 is a block diagram showing the electrical configuration of an embodiment of this invention, Fig. 2 is a flowchart for explaining the operation of the embodiment, and Fig. 3 is a waveform for explaining the operation of the embodiment. 4 are waveform diagrams showing the energization time of a conventional thermal transfer color printer. 2...control unit (having storage means and control means),
3...Thermal head, 8...Temperature detector (detection means).
Claims (1)
に基づいてサーマルヘツドへ供給するエネルギー
を制御する熱転写式カラープリンタのヘツドドラ
イブ回路において、 (b) 前記サーマルヘツドの温度を検出する検出
手段と、 (c) 予め設定された１ドツドラインの印刷処理
時間に所望の印刷濃度が得られる最小のサーマル
ヘツド温度が記憶されている記憶手段と、 (d) 前記検出手段の検出結果と前記記憶手段内
の温度データとを比較し、前記検出結果が前記温
度データより小となつた場合に予め設定された一
定値のエネルギーを前記サーマルヘツドへ供給し
、前記検出結果が前記温度データより大となつた
場合には前記エネルギーの供給を停止する制御手
段と、 を具備したことを特徴とする熱転写式カラープ
リンタのヘツドドライブ回路。[Claims for Utility Model Registration] (a) A head drive circuit for a thermal transfer color printer that detects the temperature of a thermal head and controls the energy supplied to the thermal head based on this temperature, (b) a detection means for detecting temperature; (c) a storage means for storing a minimum thermal head temperature at which a desired print density can be obtained within a preset printing processing time for one dot line; and (d) a detection means for detecting temperature. The detection result is compared with the temperature data in the storage means, and when the detection result is smaller than the temperature data, a preset constant value of energy is supplied to the thermal head, and the detection result is A head drive circuit for a thermal transfer color printer, comprising: a control means for stopping the supply of the energy when the temperature exceeds the temperature data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3100487U JPS63136939U (en) | 1987-03-03 | 1987-03-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3100487U JPS63136939U (en) | 1987-03-03 | 1987-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63136939U true JPS63136939U (en) | 1988-09-08 |
Family
ID=30836335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3100487U Pending JPS63136939U (en) | 1987-03-03 | 1987-03-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63136939U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56136375A (en) * | 1980-03-28 | 1981-10-24 | Toyo Electric Mfg Co Ltd | Printer with thermal head |
-
1987
- 1987-03-03 JP JP3100487U patent/JPS63136939U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56136375A (en) * | 1980-03-28 | 1981-10-24 | Toyo Electric Mfg Co Ltd | Printer with thermal head |
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