JPS5430850A - Thermal printer - Google Patents

Thermal printer

Info

Publication number
JPS5430850A
JPS5430850A JP9731577A JP9731577A JPS5430850A JP S5430850 A JPS5430850 A JP S5430850A JP 9731577 A JP9731577 A JP 9731577A JP 9731577 A JP9731577 A JP 9731577A JP S5430850 A JPS5430850 A JP S5430850A
Authority
JP
Japan
Prior art keywords
voltage
thermal printer
largest
detecting
heating elements
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
JP9731577A
Other languages
Japanese (ja)
Inventor
Takashi Maeno
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.)
Omron Corp
Original Assignee
Omron Tateisi Electronics Co
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 Omron Tateisi Electronics Co filed Critical Omron Tateisi Electronics Co
Priority to JP9731577A priority Critical patent/JPS5430850A/en
Publication of JPS5430850A publication Critical patent/JPS5430850A/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/315—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material
    • B41J2/32—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads
    • B41J2/35—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads providing current or voltage to the thermal head
    • B41J2/355—Control circuits for heating-element selection
    • B41J2/36—Print density control

Landscapes

  • Electronic Switches (AREA)

Abstract

PURPOSE:To perform printing free from uneven density by detecting the voltage of the heating elements connected to the portion where the voltage drop of a common line is largest and regulating supply voltage so that said voltage becomes constant.
JP9731577A 1977-08-12 1977-08-12 Thermal printer Pending JPS5430850A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9731577A JPS5430850A (en) 1977-08-12 1977-08-12 Thermal printer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9731577A JPS5430850A (en) 1977-08-12 1977-08-12 Thermal printer

Publications (1)

Publication Number Publication Date
JPS5430850A true JPS5430850A (en) 1979-03-07

Family

ID=14189044

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9731577A Pending JPS5430850A (en) 1977-08-12 1977-08-12 Thermal printer

Country Status (1)

Country Link
JP (1) JPS5430850A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58140656U (en) * 1982-03-17 1983-09-21 松下電工株式会社 Printed board

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58140656U (en) * 1982-03-17 1983-09-21 松下電工株式会社 Printed board

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