JPS56106880A - Heat-sensitive recorder - Google Patents
Heat-sensitive recorderInfo
- Publication number
- JPS56106880A JPS56106880A JP1026780A JP1026780A JPS56106880A JP S56106880 A JPS56106880 A JP S56106880A JP 1026780 A JP1026780 A JP 1026780A JP 1026780 A JP1026780 A JP 1026780A JP S56106880 A JPS56106880 A JP S56106880A
- Authority
- JP
- Japan
- Prior art keywords
- groups
- power source
- output
- current capacity
- heat
- 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
- B41J2/3551—Block driving
-
- 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
Abstract
PURPOSE:To perform an improve high-speed recording with a power source of a comparatively low current capacity, by a method wherein, in a simultaneous driving type heat-sensitive recorder, an output to shift registors does not exceed a current capacity at the power source. CONSTITUTION:Shift registors 2, having the number of bits being equivalent to that of heating resistors 4, are divided into 4 groups SR1-SR4, which are connected to output control terminals P1-P4 for ON, OFF- controlling the output of their respective groups. Now, based on a pattern (memory 7) of a recording signal equivalent to a line inputted to the shift registors 2, an operation control unit 6 finds a sum total value of a current flowing simultaneously to the heat resistors 4. If the value exceeds a current capacity I0 of a power source 5, the control unit 6 decides the control signal sent to the control terminals P1-P4 so that a part (for example, R1 and R4) of the groups R1-R4 of the heating resistors 4 are driven selectively. Other groups are then driven in order.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1026780A JPS56106880A (en) | 1980-01-31 | 1980-01-31 | Heat-sensitive recorder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1026780A JPS56106880A (en) | 1980-01-31 | 1980-01-31 | Heat-sensitive recorder |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS56106880A true JPS56106880A (en) | 1981-08-25 |
Family
ID=11745532
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1026780A Pending JPS56106880A (en) | 1980-01-31 | 1980-01-31 | Heat-sensitive recorder |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56106880A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5812777A (en) * | 1981-07-17 | 1983-01-24 | Fuji Xerox Co Ltd | Thermal head driving mode |
JPS59166949U (en) * | 1983-04-26 | 1984-11-08 | 株式会社田村電機製作所 | thermal head |
JPS6161565A (en) * | 1984-08-31 | 1986-03-29 | Fuji Xerox Co Ltd | Thermal recording method and its device |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55164176A (en) * | 1979-06-06 | 1980-12-20 | Hitachi Ltd | System for driving heat sensitive recording head |
-
1980
- 1980-01-31 JP JP1026780A patent/JPS56106880A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55164176A (en) * | 1979-06-06 | 1980-12-20 | Hitachi Ltd | System for driving heat sensitive recording head |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5812777A (en) * | 1981-07-17 | 1983-01-24 | Fuji Xerox Co Ltd | Thermal head driving mode |
JPH0319069B2 (en) * | 1981-07-17 | 1991-03-14 | Fuji Xerox Co Ltd | |
JPS59166949U (en) * | 1983-04-26 | 1984-11-08 | 株式会社田村電機製作所 | thermal head |
JPH028771Y2 (en) * | 1983-04-26 | 1990-03-02 | ||
JPS6161565A (en) * | 1984-08-31 | 1986-03-29 | Fuji Xerox Co Ltd | Thermal recording method and its device |
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