JPH0347151U - - Google Patents
Info
- Publication number
- JPH0347151U JPH0347151U JP10859589U JP10859589U JPH0347151U JP H0347151 U JPH0347151 U JP H0347151U JP 10859589 U JP10859589 U JP 10859589U JP 10859589 U JP10859589 U JP 10859589U JP H0347151 U JPH0347151 U JP H0347151U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- motor drive
- power supply
- motor
- supply unit
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 230000005856 abnormality Effects 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Accessory Devices And Overall Control Thereof (AREA)
Description
図は本考案の実施例を示すノンインパクトプリ
ンタの保護回路の回路図である。
１……モータ、２……モータ駆動用ＩＣ、３…
…電源部、４……ＣＰＵ、５……モータ駆動用直
流電圧ライン、６……ロジツク用電圧ライン、７
……異常検知信号ライン、８……電圧異常検知用
回路部、９，１０，１２……抵抗、１１，１５…
…トランジスタ、１３……コンデンサ、１４……
ツエナーダイオード。
The figure is a circuit diagram of a protection circuit for a non-impact printer showing an embodiment of the present invention. 1...Motor, 2...Motor drive IC, 3...
...Power supply unit, 4...CPU, 5...DC voltage line for motor drive, 6...Voltage line for logic, 7
... Abnormality detection signal line, 8 ... Voltage abnormality detection circuit section, 9, 10, 12 ... Resistor, 11, 15 ...
...Transistor, 13...Capacitor, 14...
Zener diode.
Claims (1)
びロジツク用電圧ラインを介して接続されるモー
タ駆動用ＩＣと、 (c) 該モータ駆動用ＩＣに接続されるとともに
、ノンインパクトプリンタの各回転部材を回転さ
せるモータと、 (d) 上記電源部とロジツク用電圧ラインを介し
て接続されるとともに、上記モータ駆動用ＩＣを
制御するＣＰＵと、 (e) 上記モータ駆動用直流電圧ラインから分岐
したラインに配設される電圧検知手段と、 (f) 該電圧検知手段が検知した電圧によつてオ
ンオフし、モータ駆動用ＩＣの異常を電源部に知
らせるスイツチング手段と、 (g) 該スイツチング手段の知らせによりモータ
駆動用直流電圧及びロジツク用電圧の出力を切る
手段を有することを特徴とするノンインパクトプ
リンタの保護回路。[Scope of Claim for Utility Model Registration] (a) A power supply unit, (b) A motor drive IC connected to the power supply unit via a motor drive DC voltage line and a logic voltage line, (c) The motor (d) a motor that is connected to the drive IC and rotates each rotating member of the non-impact printer; (d) a CPU that is connected to the power supply unit via a logic voltage line and controls the motor drive IC; (e) a voltage detection means disposed on a line branched from the motor drive DC voltage line; and (f) a voltage detection means that turns on and off depending on the voltage detected by the voltage detection means and detects abnormalities in the motor drive IC. 1. A protection circuit for a non-impact printer, comprising: switching means for notifying a power supply section; and (g) means for cutting off the output of a motor driving DC voltage and logic voltage in response to the notification from the switching means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10859589U JPH0347151U (en) | 1989-09-19 | 1989-09-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10859589U JPH0347151U (en) | 1989-09-19 | 1989-09-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0347151U true JPH0347151U (en) | 1991-05-01 |
Family
ID=31657226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10859589U Pending JPH0347151U (en) | 1989-09-19 | 1989-09-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0347151U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011078716A (en) * | 2009-10-05 | 2011-04-21 | Masako Motoki | Ornament holding device |
| JP5016150B1 (en) * | 2012-03-16 | 2012-09-05 | 純平 丸尾 | Posting fixture |
-
1989
- 1989-09-19 JP JP10859589U patent/JPH0347151U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011078716A (en) * | 2009-10-05 | 2011-04-21 | Masako Motoki | Ornament holding device |
| JP5016150B1 (en) * | 2012-03-16 | 2012-09-05 | 純平 丸尾 | Posting fixture |