JPH0164447U - - Google Patents
Info
- Publication number
- JPH0164447U JPH0164447U JP1987159882U JP15988287U JPH0164447U JP H0164447 U JPH0164447 U JP H0164447U JP 1987159882 U JP1987159882 U JP 1987159882U JP 15988287 U JP15988287 U JP 15988287U JP H0164447 U JPH0164447 U JP H0164447U
- Authority
- JP
- Japan
- Prior art keywords
- heat
- power supply
- storage battery
- head
- thermal
- 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
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Electronic Switches (AREA)
Description
第１図は本案の一実施例を示す回路構成図、第
２図は本案の電源の電流分担を示す模式図、第３
図は従来の実施例の回路構成図、第４図は従来の
ヘツド駆動電源の電源変動を現わした実験結果を
示す図である。
１…直流電源、２…駆動回路、３…記録ヘツド
、４…蓄電池。
Fig. 1 is a circuit configuration diagram showing an embodiment of the present invention, Fig. 2 is a schematic diagram showing current distribution of the power supply of the present invention, and Fig. 3 is a schematic diagram showing the current distribution of the power supply of the present invention.
This figure is a circuit diagram of a conventional embodiment, and FIG. 4 is a diagram showing experimental results showing power fluctuations in a conventional head drive power source. 1... DC power supply, 2... Drive circuit, 3... Recording head, 4... Storage battery.
Claims (1)
に電力を供給する直流電源とを有し、画信号に応
じ複数の発熱要素を発熱させ記録を行う記録装置
において、前記直流電源と電気的に並列に蓄電池
を接続し、記録時に、直流電源出力と蓄電池出力
の双方により感熱記録ヘツドの駆動を行うことを
特徴とする感熱記録ヘツド駆動方式。 ２ 請求の範囲第１項記載の感熱記録ヘツド駆動
方式において、蓄電池の電圧を判定し発熱要素へ
の電力供給の制御を行う回路を具備したことを特
徴とする感熱記録ヘツド駆動方式。[Claims for Utility Model Registration] 1. In a recording device that has a thermal head equipped with a plurality of heat-generating elements and a DC power source that supplies power to the heat-sensitive head, and performs recording by causing the plurality of heat-generating elements to generate heat according to an image signal. A method for driving a thermal recording head, characterized in that a storage battery is electrically connected in parallel with the DC power supply, and the thermal recording head is driven by both the DC power supply output and the storage battery output during recording. 2. The thermal recording head driving system according to claim 1, further comprising a circuit for determining the voltage of the storage battery and controlling the power supply to the heat generating element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987159882U JPH0164447U (en) | 1987-10-21 | 1987-10-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987159882U JPH0164447U (en) | 1987-10-21 | 1987-10-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0164447U true JPH0164447U (en) | 1989-04-25 |
Family
ID=31441473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987159882U Pending JPH0164447U (en) | 1987-10-21 | 1987-10-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0164447U (en) |
-
1987
- 1987-10-21 JP JP1987159882U patent/JPH0164447U/ja active Pending
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