JPH0345354A - Thermal transfer serial printer - Google Patents

Thermal transfer serial printer

Info

Publication number
JPH0345354A
JPH0345354A JP18174089A JP18174089A JPH0345354A JP H0345354 A JPH0345354 A JP H0345354A JP 18174089 A JP18174089 A JP 18174089A JP 18174089 A JP18174089 A JP 18174089A JP H0345354 A JPH0345354 A JP H0345354A
Authority
JP
Japan
Prior art keywords
printing
temperature
heating element
thermal transfer
serial printer
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
Application number
JP18174089A
Other languages
Japanese (ja)
Inventor
Tokukatsu Jo
徐 徳勝
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NEC Corp filed Critical NEC Corp
Priority to JP18174089A priority Critical patent/JPH0345354A/en
Publication of JPH0345354A publication Critical patent/JPH0345354A/en
Pending legal-status Critical Current

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  • Handling Of Sheets (AREA)
  • Electronic Switches (AREA)

Abstract

PURPOSE:To prevent a deterioration in printing quality affected by an ambient temperature by providing heating elements for keeping a flat platen at a proper temperature. CONSTITUTION:A printing head 2 provided with heating elements 3 abuts on a flat platen 4 through an ink ribbon 6 and printing paper 1, and an electric current is passed through the heating elements 3 to apply printing on the printing paper 1. The flat platen 4 is invariably kept at a proper temperature by a heating element 5 regardless of in or out of a printing action. This heat is transmitted to the printing paper 1 and the ink ribbon 6, therefore increasing the temperature of the printing paper 1 and the ink ribbon 6 changed by an ambient temperature to the proper temperature to make the ink easily releasable to prevent a deterioration in printing quality. In addition, a control part 7 is connected to the heating element 5 to conduct a temperature control.

Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明は熱転写シリアルプリンタに関し、特にフラゾl
−・プラテンを有する熱転写シリアルプリンタに関する
DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a thermal transfer serial printer, and in particular to a thermal transfer serial printer.
-Relating to a thermal transfer serial printer having a platen.

〔従来の技術〕[Conventional technology]

従来、この種の熱転写シリアルプリンタは、周囲温度の
影響による印字濃度の変化を防ぐ手段としてセンサーを
用いている。すなわち、センサーによって周囲温度を感
知し、それに対応した制御を印字ヘッドの発熱体に対し
て行っている。
Conventionally, this type of thermal transfer serial printer uses a sensor as a means to prevent changes in print density due to the influence of ambient temperature. That is, the ambient temperature is sensed by a sensor, and the heating element of the print head is controlled accordingly.

〔発明が解決しようとする課題〕[Problem to be solved by the invention]

上述した従来の熱転写シリアルプリンタは、周囲温度の
影響による印字品質の劣化を防ぐ手段としてセンサーに
よる印字ヘッドの発熱体の温度調節を行っている。しか
るに、インクリボンの温度は周囲温度に等しいため、印
字する瞬間だけで発熱体の温度調節をしなければならな
い。従って、発熱体にかかる負担が大きく、印字品質を
良い状態に保つ制御が困難であるという欠点がある。
The conventional thermal transfer serial printer described above uses a sensor to adjust the temperature of the heating element of the print head as a means of preventing deterioration of print quality due to the influence of ambient temperature. However, since the temperature of the ink ribbon is equal to the ambient temperature, the temperature of the heating element must be adjusted just at the moment of printing. Therefore, there are disadvantages in that the burden placed on the heating element is large and control to maintain good print quality is difficult.

本発明の目的は、かかる周囲温度の影響による印字品質
の劣化を防止することのできる熱転写シリアルプリンタ
を提供することにある。
An object of the present invention is to provide a thermal transfer serial printer that can prevent deterioration of print quality due to the influence of ambient temperature.

〔課題を解決するための手段〕[Means to solve the problem]

本発明の熱転写シリアルプリンタは、フラットプラテン
と、このプラテンの温度調節を行う発熱体と、この発熱
体を制御する制御部とを有している。
The thermal transfer serial printer of the present invention includes a flat platen, a heating element that adjusts the temperature of the platen, and a control section that controls the heating element.

〔実施例〕〔Example〕

次に、本発明の実施例について図面を参照して説明する
Next, embodiments of the present invention will be described with reference to the drawings.

第1図は本発明の一実施例を示す熱転写シリアルプリン
タの印字部分の側面図であり、また第2図は第1図に示
ず熱転写シリアルプリンタの印字部分の平面図である。
FIG. 1 is a side view of a printing portion of a thermal transfer serial printer showing an embodiment of the present invention, and FIG. 2 is a plan view of a printing portion of the thermal transfer serial printer not shown in FIG. 1.

第1図および第2図に示すように、本実施例は発熱体3
を有する印字ヘッド2がフラット・プラテン4にインク
リボン6および印字用紙1を介して当接しており、発熱
体3に通電することにより印字用紙1に印字する構造で
ある。しかも、このフラッI・・プラテン4は印字動作
中あるいは停止にかかわらず耐えず発熱体5によって適
温に保たれている。すなわち、この熱が印字用紙1及び
インクリボン6にまで伝わるので、周囲温度によって変
化した印字用紙1およびインクリボン6の温度を適温に
し、インクをとびやすくして印字品質の劣化を防いでい
る。また、発熱体5には、制御部7が接続され、温度制
御行なっている。
As shown in FIGS. 1 and 2, this embodiment has a heating element 3.
The print head 2 is in contact with a flat platen 4 via an ink ribbon 6 and a printing paper 1, and prints on the printing paper 1 by energizing a heating element 3. Furthermore, the flat platen 4 is maintained at an appropriate temperature by the heating element 5 regardless of whether the printing operation is in progress or stopped. That is, this heat is transmitted to the printing paper 1 and the ink ribbon 6, so that the temperatures of the printing paper 1 and the ink ribbon 6, which have changed depending on the ambient temperature, are adjusted to an appropriate temperature, and the ink is easily splashed, thereby preventing deterioration of printing quality. Further, a control section 7 is connected to the heating element 5 to perform temperature control.

〔発明の効果〕〔Effect of the invention〕

以上説明したように、本発明の熱転写シリアルプリンタ
は、フラッI〜プラデンを適温に保つ発熱体を有するこ
とにより、周囲温度の影響による印字品質の劣化を防止
することかてきるという効果がある。
As explained above, the thermal transfer serial printer of the present invention has the effect of preventing deterioration of print quality due to the influence of ambient temperature by having a heating element that keeps the flat I to platen at an appropriate temperature.

【図面の簡単な説明】[Brief explanation of drawings]

第1図は本発明の一実施例を示ず熱転写シリアルプリン
タの印字部分の側面図、第2図は第1図に示ず熱転写シ
リアルプリンタの印字部分の平面図である。 1・・・印字用紙、2・・印字ヘッド、3・・発熱体、
4・・フラット・プラテン、5・・発熱体、6・・イン
クリボン、7・・・制御部。
FIG. 1 is a side view of a printing portion of a thermal transfer serial printer, not showing an embodiment of the present invention, and FIG. 2 is a plan view of a printing portion of the thermal transfer serial printer, not shown in FIG. 1...Print paper, 2...Print head, 3...Heating element,
4. Flat platen, 5. Heating element, 6. Ink ribbon, 7. Control unit.

Claims (1)

【特許請求の範囲】[Claims] フラット・プラテンと、前記プラテンの温度調節を行う
発熱体と、前記発熱体を制御する制御部とを有すること
を特徴とする熱転写シリアルプリンタ。
A thermal transfer serial printer comprising: a flat platen; a heating element that adjusts the temperature of the platen; and a control section that controls the heating element.
JP18174089A 1989-07-13 1989-07-13 Thermal transfer serial printer Pending JPH0345354A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18174089A JPH0345354A (en) 1989-07-13 1989-07-13 Thermal transfer serial printer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18174089A JPH0345354A (en) 1989-07-13 1989-07-13 Thermal transfer serial printer

Publications (1)

Publication Number Publication Date
JPH0345354A true JPH0345354A (en) 1991-02-26

Family

ID=16106058

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18174089A Pending JPH0345354A (en) 1989-07-13 1989-07-13 Thermal transfer serial printer

Country Status (1)

Country Link
JP (1) JPH0345354A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5415099A (en) * 1993-09-09 1995-05-16 Kabushiki Kaisha Tokai-Rika-Denki-Seisakusho Mechanical ignition sensor
US5483846A (en) * 1992-11-02 1996-01-16 Aisin Seiki Kabushiki Kaisha Impact sensing apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5483846A (en) * 1992-11-02 1996-01-16 Aisin Seiki Kabushiki Kaisha Impact sensing apparatus
US5415099A (en) * 1993-09-09 1995-05-16 Kabushiki Kaisha Tokai-Rika-Denki-Seisakusho Mechanical ignition sensor

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