JPS6420340U - - Google Patents

Info

Publication number
JPS6420340U
JPS6420340U JP11518087U JP11518087U JPS6420340U JP S6420340 U JPS6420340 U JP S6420340U JP 11518087 U JP11518087 U JP 11518087U JP 11518087 U JP11518087 U JP 11518087U JP S6420340 U JPS6420340 U JP S6420340U
Authority
JP
Japan
Prior art keywords
thermal head
temperature sensor
heating element
control circuit
printing speed
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
JP11518087U
Other languages
English (en)
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 filed Critical
Priority to JP11518087U priority Critical patent/JPS6420340U/ja
Publication of JPS6420340U publication Critical patent/JPS6420340U/ja
Pending legal-status Critical Current

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Description

【図面の簡単な説明】
図面はこの考案の一実施例を示すもので、第１
図はブロツク図、第２図は非印字時のサーマルヘ
ツドの温度変化と印字速度の変化とを示すグラフ
、第３図は印字速度の変化に対応する発熱体への
電圧印加の周期の変化を示すグラフである。 １…サーマルヘツド、３…発熱体、４…サーミ
スタ（温度センサ）、６…印字コントロール回路
。

Claims (1)

    【実用新案登録請求の範囲】
  1. ドツト毎に一定電圧で一定パルス幅の電力を付
    与されて発熱する発熱体を備えたサーマルヘツド
    において、このサーマルヘツドの温度変化を検出
    する温度センサを設け、この温度センサの出力に
    より印字速度を変える印字コントロール回路を設
    けたことを特徴とするサーマルヘツド駆動装置。
JP11518087U 1987-07-28 1987-07-28 Pending JPS6420340U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11518087U JPS6420340U (ja) 1987-07-28 1987-07-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11518087U JPS6420340U (ja) 1987-07-28 1987-07-28

Publications (1)

Publication Number Publication Date
JPS6420340U true JPS6420340U (ja) 1989-02-01

Family

ID=31356600

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11518087U Pending JPS6420340U (ja) 1987-07-28 1987-07-28

Country Status (1)

Country Link
JP (1) JPS6420340U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1518696A2 (en) 2003-09-26 2005-03-30 Brother Kogyo Kabushiki Kaisha Thermal printing apparatus and printing method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5129930A (ja) * 1974-09-06 1976-03-13 Tokyo Shibaura Electric Co
JPS61197257A (ja) * 1985-02-28 1986-09-01 Shinko Electric Co Ltd 熱転写式プリンタ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5129930A (ja) * 1974-09-06 1976-03-13 Tokyo Shibaura Electric Co
JPS61197257A (ja) * 1985-02-28 1986-09-01 Shinko Electric Co Ltd 熱転写式プリンタ

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1518696A2 (en) 2003-09-26 2005-03-30 Brother Kogyo Kabushiki Kaisha Thermal printing apparatus and printing method
US7091999B2 (en) 2003-09-26 2006-08-15 Brother Kogyo Kabushiki Kaisha Thermal printing apparatus and printing method

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