JPS5430850A - Thermal printer - Google Patents
Thermal printerInfo
- 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
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.
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)
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 |
-
1977
- 1977-08-12 JP JP9731577A patent/JPS5430850A/en active Pending
Cited By (1)
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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