JPS63178148U - - Google Patents
Info
- Publication number
- JPS63178148U JPS63178148U JP3050787U JP3050787U JPS63178148U JP S63178148 U JPS63178148 U JP S63178148U JP 3050787 U JP3050787 U JP 3050787U JP 3050787 U JP3050787 U JP 3050787U JP S63178148 U JPS63178148 U JP S63178148U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- detection means
- thermal head
- temperature detection
- preheating
- 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
- 239000000758 substrate Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims 3
- 238000003079 width control Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 2
Landscapes
- Electronic Switches (AREA)
Description
図面は本考案の一実施例を説明するためのもの
で、このうち第１図は熱転写プリンタの要部を示
す概略構成図、第２図はセラミツク基板の温度変
化の一例を表わした特性図、第３図は熱転写プリ
ンタの信号処理部と記録部の要部を表わしたブロ
ツク図、第４図は温度の違いによる印加パルスの
様子を示した説明図である。
１……サーマルヘツド、２……セラミツク基板
、５……ヒートシンク、６……ヒータ、８……熱
電対、１３……ヒータ制御回路、３１……ＲＯＭ
。
The drawings are for explaining one embodiment of the present invention, of which Figure 1 is a schematic configuration diagram showing the main parts of a thermal transfer printer, Figure 2 is a characteristic diagram showing an example of temperature change of a ceramic substrate, FIG. 3 is a block diagram showing the main parts of the signal processing section and recording section of the thermal transfer printer, and FIG. 4 is an explanatory diagram showing the state of applied pulses depending on the temperature. 1... Thermal head, 2... Ceramic substrate, 5... Heat sink, 6... Heater, 8... Thermocouple, 13... Heater control circuit, 31... ROM
.
Claims (1)
出手段と、この温度検出手段によつて検出された
温度が所定の温度以下のとき前記サーマルヘツド
のヒートシンクに配置された予熱用のヒータを通
電制御する予熱手段と、前記サーマルヘツドの各
発熱要素に階調記録のために印加するパルス信号
のそれぞれの時間幅を前記温度検出手段の検出温
度に応じて変化させるパルス幅制御手段とを具備
することを特徴とする熱転写プリンタ。 Temperature detection means for detecting the substrate temperature of the thermal head, and preheating for controlling the energization of a preheating heater disposed on the heat sink of the thermal head when the temperature detected by the temperature detection means is below a predetermined temperature. and pulse width control means for changing the time width of each pulse signal applied to each heat generating element of the thermal head for gradation recording in accordance with the temperature detected by the temperature detection means. Thermal transfer printer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3050787U JPS63178148U (en) | 1987-03-04 | 1987-03-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3050787U JPS63178148U (en) | 1987-03-04 | 1987-03-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63178148U true JPS63178148U (en) | 1988-11-17 |
Family
ID=30835379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3050787U Pending JPS63178148U (en) | 1987-03-04 | 1987-03-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63178148U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS571778A (en) * | 1980-06-06 | 1982-01-06 | Oki Electric Ind Co Ltd | Heat sensitive recorder |
| JPS6067177A (en) * | 1983-09-22 | 1985-04-17 | Teraoka Seiko Co Ltd | Driving power controller for thermal head |
-
1987
- 1987-03-04 JP JP3050787U patent/JPS63178148U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS571778A (en) * | 1980-06-06 | 1982-01-06 | Oki Electric Ind Co Ltd | Heat sensitive recorder |
| JPS6067177A (en) * | 1983-09-22 | 1985-04-17 | Teraoka Seiko Co Ltd | Driving power controller for thermal head |
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