JPH0417990U - - Google Patents
Info
- Publication number
- JPH0417990U JPH0417990U JP5976790U JP5976790U JPH0417990U JP H0417990 U JPH0417990 U JP H0417990U JP 5976790 U JP5976790 U JP 5976790U JP 5976790 U JP5976790 U JP 5976790U JP H0417990 U JPH0417990 U JP H0417990U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- output
- voltage
- inversion holding
- turned
- 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 3
- 238000012544 monitoring process Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
- Accessory Devices And Overall Control Thereof (AREA)
- Dot-Matrix Printers And Others (AREA)
Description
第１図は本考案の実施例を示すブロツク図、第
２図は動作を示すタイミング図である。
１１……瞬断監視回路、１２……検出回路、１
３ａ，１３ｂ……カウンタ回路、１４ａ，１４ｂ
……カウンタ設定値、１５……反転保持回路、１
６……リレー回路、１７……電源回路。
FIG. 1 is a block diagram showing an embodiment of the present invention, and FIG. 2 is a timing chart showing the operation. 11... Momentary interruption monitoring circuit, 12... Detection circuit, 1
3a, 13b...Counter circuit, 14a, 14b
... Counter setting value, 15 ... Inversion holding circuit, 1
6... Relay circuit, 17... Power supply circuit.
Claims (1)
ロツタにおいて、交流電圧の供給状態を検出する
ための検出回路と、この検出回路の出力により、
制御されるカウンタ回路と、カウンタ回路の出力
パルスにより、出力電圧がオフになる反転保持回
路と、反転保持回路の出力により接点が開閉し、
交流電圧の断続を行うためのリレー回路及び、一
定時間後、反転保持回路の出力をオンにするため
のカウンタ回路から構成される瞬断監視回路を設
けたことを特徴とする、静電式プロツタ。 In an electrostatic plotter that uses AC voltage as a power supply, there is a detection circuit for detecting the AC voltage supply status and the output of this detection circuit.
The counter circuit is controlled, the output voltage is turned off by the output pulse of the counter circuit, the inversion holding circuit is turned off, and the contact is opened and closed by the output of the inversion holding circuit.
An electrostatic plotter characterized by being equipped with an instantaneous interruption monitoring circuit consisting of a relay circuit for intermittent alternating current voltage and a counter circuit for turning on the output of the inversion holding circuit after a certain period of time. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5976790U JPH0417990U (en) | 1990-06-06 | 1990-06-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5976790U JPH0417990U (en) | 1990-06-06 | 1990-06-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0417990U true JPH0417990U (en) | 1992-02-14 |
Family
ID=31586558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5976790U Pending JPH0417990U (en) | 1990-06-06 | 1990-06-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0417990U (en) |
-
1990
- 1990-06-06 JP JP5976790U patent/JPH0417990U/ja active Pending