JPS63166431U - - Google Patents

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Publication number
JPS63166431U
JPS63166431U JP5979087U JP5979087U JPS63166431U JP S63166431 U JPS63166431 U JP S63166431U JP 5979087 U JP5979087 U JP 5979087U JP 5979087 U JP5979087 U JP 5979087U JP S63166431 U JPS63166431 U JP S63166431U
Authority
JP
Japan
Prior art keywords
driver
switching element
reference resistor
switching
heating element
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
JP5979087U
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 JP5979087U priority Critical patent/JPS63166431U/ja
Publication of JPS63166431U publication Critical patent/JPS63166431U/ja
Pending legal-status Critical Current

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Description

【図面の簡単な説明】
第1図は本考案の実施例の回路図、第2図及び
第3図は、カツプリング回路の1例を示す回路図
である。 1……ヘツド、2……ドライバ、5……分圧用
抵抗、6……基準抵抗、8……カツプリング回路

Claims (1)

    【実用新案登録請求の範囲】
  1. プリントヘツドに発熱体を備え、熱を使つて印
    字する方式のプリンタにおいて、発熱体の通電を
    スイツチングするドライバと、少なくとも前記ド
    ライバに接続された基準抵抗とスイツチング素子
    とA/D変換手段を備え、前記ドライバが非導通
    時に前記スイツチング素子を導電させ、前記基準
    抵抗に印加される電位差が、前記A/D変換回路
    に入力する様に、接続される事を特徴とするヘツ
    ド抵抗の自動補正回路。
JP5979087U 1987-04-20 1987-04-20 Pending JPS63166431U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5979087U JPS63166431U (ja) 1987-04-20 1987-04-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5979087U JPS63166431U (ja) 1987-04-20 1987-04-20

Publications (1)

Publication Number Publication Date
JPS63166431U true JPS63166431U (ja) 1988-10-28

Family

ID=30891614

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5979087U Pending JPS63166431U (ja) 1987-04-20 1987-04-20

Country Status (1)

Country Link
JP (1) JPS63166431U (ja)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS602385A (ja) * 1983-06-21 1985-01-08 Fuji Xerox Co Ltd 感熱記録装置
JPS62103160A (ja) * 1985-10-30 1987-05-13 Yokogawa Electric Corp サ−マルヘツドの駆動電力制御方法
JPS62268669A (ja) * 1986-05-16 1987-11-21 Nec Corp 感熱記録装置
JPS62299349A (ja) * 1986-06-18 1987-12-26 Fujitsu Ltd サ−マルヘツド印字制御方式

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS602385A (ja) * 1983-06-21 1985-01-08 Fuji Xerox Co Ltd 感熱記録装置
JPS62103160A (ja) * 1985-10-30 1987-05-13 Yokogawa Electric Corp サ−マルヘツドの駆動電力制御方法
JPS62268669A (ja) * 1986-05-16 1987-11-21 Nec Corp 感熱記録装置
JPS62299349A (ja) * 1986-06-18 1987-12-26 Fujitsu Ltd サ−マルヘツド印字制御方式

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