JPS58133443U - Thermal printer protection circuit - Google Patents

Thermal printer protection circuit

Info

Publication number
JPS58133443U
JPS58133443U JP3105882U JP3105882U JPS58133443U JP S58133443 U JPS58133443 U JP S58133443U JP 3105882 U JP3105882 U JP 3105882U JP 3105882 U JP3105882 U JP 3105882U JP S58133443 U JPS58133443 U JP S58133443U
Authority
JP
Japan
Prior art keywords
energization control
energization
thermal printer
protection circuit
control circuit
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.)
Granted
Application number
JP3105882U
Other languages
Japanese (ja)
Other versions
JPH0116610Y2 (en
Inventor
市川　健三
Original Assignee
ソニー株式会社
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 ソニー株式会社 filed Critical ソニー株式会社
Priority to JP3105882U priority Critical patent/JPS58133443U/en
Publication of JPS58133443U publication Critical patent/JPS58133443U/en
Application granted granted Critical
Publication of JPH0116610Y2 publication Critical patent/JPH0116610Y2/ja
Granted legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は従来例を示すブロック回路図、第２図は第１図
の回路の動作を説明するためのタイムチャートである。 第３図は本考案に係る感熱プリンタの保護回路の一実施
例を示すブロック回路図、第４図は第３図の回路の動作
を説明するためのタイムチャートである。 １１・・・電力消費素子、１２・・・マイクロプロセッ
サ、１３・・・抵抗、１６・・・Ｖｃｃ電源端子、１７
゜１８・・・時定数回路の抵抗、コンデンサ、１９・・
・駆動電力供給端子。FIG. 1 is a block circuit diagram showing a conventional example, and FIG. 2 is a time chart for explaining the operation of the circuit shown in FIG. FIG. 3 is a block circuit diagram showing an embodiment of a protection circuit for a thermal printer according to the present invention, and FIG. 4 is a time chart for explaining the operation of the circuit shown in FIG. 3. DESCRIPTION OF SYMBOLS 11... Power consumption element, 12... Microprocessor, 13... Resistor, 16... Vcc power supply terminal, 17
゜18...Resistance of time constant circuit, capacitor, 19...
・Drive power supply terminal.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 感熱プリンタに用いられる電力消費素子への通電駆動を
制御するための通電制御回路部とミこの通電制御回路部
のリセット端子に設けられた時定数回路と、上記電力消
費素子の通電制御信号の一部を上記時定数回路を介して
上記１月セット端子に供給する手段とを備え、上記電力
消費素子への連続通電時間が一定時間を越えたとき上記
通電制御回路部をリセットすることを特徴とする感熱プ
リンタの保護回路。An energization control circuit unit for controlling the energization drive to the power consuming elements used in the thermal printer, a time constant circuit provided at the reset terminal of the energization control circuit unit, and one of the energization control signals for the power consuming elements. and means for supplying the power to the January set terminal via the time constant circuit, and resetting the energization control circuit section when the continuous energization time to the power consumption element exceeds a certain period of time. protection circuit for thermal printers.
JP3105882U 1982-03-05 1982-03-05 Thermal printer protection circuit Granted JPS58133443U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3105882U JPS58133443U (en) 1982-03-05 1982-03-05 Thermal printer protection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3105882U JPS58133443U (en) 1982-03-05 1982-03-05 Thermal printer protection circuit

Publications (2)

Publication Number Publication Date
JPS58133443U true JPS58133443U (en) 1983-09-08
JPH0116610Y2 JPH0116610Y2 (en) 1989-05-16

Family

ID=30042749

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3105882U Granted JPS58133443U (en) 1982-03-05 1982-03-05 Thermal printer protection circuit

Country Status (1)

Country Link
JP (1) JPS58133443U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61258758A (en) * 1985-05-13 1986-11-17 Canon Inc Recording device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61258758A (en) * 1985-05-13 1986-11-17 Canon Inc Recording device

Also Published As

Publication number Publication date
JPH0116610Y2 (en) 1989-05-16

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