JPH0195350U - - Google Patents
Info
- Publication number
- JPH0195350U JPH0195350U JP19133487U JP19133487U JPH0195350U JP H0195350 U JPH0195350 U JP H0195350U JP 19133487 U JP19133487 U JP 19133487U JP 19133487 U JP19133487 U JP 19133487U JP H0195350 U JPH0195350 U JP H0195350U
- Authority
- JP
- Japan
- Prior art keywords
- thermal head
- temperature
- detecting
- thermal
- 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
- 239000000919 ceramic Substances 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
Landscapes
- Electronic Switches (AREA)
Description
第１図は本考案の一実施例に係る感熱記録装置
のブロツク構成図、第２図はサーマルヘツドの外
観斜視図、第３図は第２図Ａ―Ａ矢視部分断面図
、第４図ａはセラミツク基板の平面図、同図ｂは
その側面図、第５図は温度制御動作を示すフロー
チヤート、第６図は電極の他の実施例を示す概略
説明図、第７図はセラミツクヒータの部分断面図
である。
１……サーマルヘツド、１ａ……発熱体、１ｂ
……集積回路、１ｃ……ヒータ線、１ｄ……サー
ミスタ、１ｅ……セラミツク基板、１ｆ……グレ
ーズ層、１ｇ……放熱板、１ｈ……保護層、１ｉ
……ヒータ線、１ｊ，１ｋ，１ｌ，１ｍ……電極
端子、１ｎ……発熱抵抗体、２……温度検出部、
３……予熱判定部、４……予熱制御部、５……通
電回路、６……記録紙搬送部、７……記録制御部
。
Fig. 1 is a block diagram of a thermal recording device according to an embodiment of the present invention, Fig. 2 is an external perspective view of a thermal head, Fig. 3 is a partial sectional view taken along the line A--A in Fig. 2, and Fig. 4 FIG. 5 is a flowchart showing the temperature control operation, FIG. 6 is a schematic explanatory diagram showing another embodiment of the electrode, and FIG. 7 is a ceramic heater. FIG. 1... Thermal head, 1a... Heating element, 1b
...Integrated circuit, 1c ... Heater wire, 1d ... Thermistor, 1e ... Ceramic substrate, 1f ... Glaze layer, 1g ... Heat sink, 1h ... Protective layer, 1i
... Heater wire, 1j, 1k, 1l, 1m ... Electrode terminal, 1n ... Heating resistor, 2 ... Temperature detection section,
3... Preheating determination section, 4... Preheating control section, 5... Current supply circuit, 6... Recording paper transport section, 7... Recording control section.
Claims (1)
した感熱記録装置において、上記セラミツク基板
に埋設されたヒータ線と、上記サーマルヘツドの
温度を検出する温度検出手段と、検出した温度が
予め設定された一定温度以下である期間、上記ヒ
ータ線に通電して上記サーマルヘツドを予熱する
サーマルヘツド予熱手段とを備えたことを特徴と
する感熱記録装置。 A thermal recording device using a thermal head having a ceramic substrate includes a heater wire embedded in the ceramic substrate, a temperature detecting means for detecting the temperature of the thermal head, and a temperature detecting means for detecting the temperature of the thermal head, and a temperature detecting means for detecting the temperature of the thermal head. 1. A thermal recording apparatus comprising: thermal head preheating means for preheating the thermal head by energizing the heater wire for a certain period of time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19133487U JPH0195350U (en) | 1987-12-18 | 1987-12-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19133487U JPH0195350U (en) | 1987-12-18 | 1987-12-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0195350U true JPH0195350U (en) | 1989-06-23 |
Family
ID=31482253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19133487U Pending JPH0195350U (en) | 1987-12-18 | 1987-12-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0195350U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05220990A (en) * | 1991-11-19 | 1993-08-31 | Fuji Photo Film Co Ltd | Multicolor thermal recording apparatus |
-
1987
- 1987-12-18 JP JP19133487U patent/JPH0195350U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05220990A (en) * | 1991-11-19 | 1993-08-31 | Fuji Photo Film Co Ltd | Multicolor thermal recording apparatus |