JPS6112738U - Thermal print head protection circuit - Google Patents
Thermal print head protection circuitInfo
- Publication number
- JPS6112738U JPS6112738U JP9680384U JP9680384U JPS6112738U JP S6112738 U JPS6112738 U JP S6112738U JP 9680384 U JP9680384 U JP 9680384U JP 9680384 U JP9680384 U JP 9680384U JP S6112738 U JPS6112738 U JP S6112738U
- Authority
- JP
- Japan
- Prior art keywords
- print head
- thermal print
- protection circuit
- head protection
- 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
Landscapes
- Electronic Switches (AREA)
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
第１図はタイマーチップの内部ブロック図、第２図は本
考案の一実施例のドライバーチップとタイマーチップの
接続図である。
ａ， ｂ， ｃ・・・通電指令信号、ｄ・・・通電禁止
信号。FIG. 1 is an internal block diagram of a timer chip, and FIG. 2 is a connection diagram of a driver chip and a timer chip according to an embodiment of the present invention. a, b, c... energization command signal, d... energization prohibition signal.
Claims (1)
ー機能を持ったチップを実装し、外部駆動回路からのイ
ネーブル信号がアクティブ状態で、停止しても、発熱抵
抗体への通電時間を、タイマー機能により、自動的に制
限することを特徴トスる、サーマルプリントヘッド保護
回路。A chip with a timer function is mounted on the ceramic substrate of the thermal print head, and even if the enable signal from the external drive circuit is active and stopped, the timer function automatically adjusts the energization time to the heating resistor. Thermal print head protection circuit features a thermal print head protection circuit that limits thermal toss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9680384U JPS6112738U (en) | 1984-06-29 | 1984-06-29 | Thermal print head protection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9680384U JPS6112738U (en) | 1984-06-29 | 1984-06-29 | Thermal print head protection circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6112738U true JPS6112738U (en) | 1986-01-25 |
Family
ID=30656311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9680384U Pending JPS6112738U (en) | 1984-06-29 | 1984-06-29 | Thermal print head protection circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6112738U (en) |
-
1984
- 1984-06-29 JP JP9680384U patent/JPS6112738U/en active Pending
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