JPS5321599A - Lamp disconnection detecting circuit - Google Patents
Lamp disconnection detecting circuitInfo
- Publication number
- JPS5321599A JPS5321599A JP9636376A JP9636376A JPS5321599A JP S5321599 A JPS5321599 A JP S5321599A JP 9636376 A JP9636376 A JP 9636376A JP 9636376 A JP9636376 A JP 9636376A JP S5321599 A JPS5321599 A JP S5321599A
- Authority
- JP
- Japan
- Prior art keywords
- detecting circuit
- disconnection detecting
- lamp disconnection
- disconnection
- lamps
- 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
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
PURPOSE: To achieve the improvement in the reliability of display of display boards and control panels using a multiplicity of lamps by monitoring the presence or absence of disconnection of lamps at all times and outputting a disconnection detection signal immediately when any disconnection occurs.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9636376A JPS5321599A (en) | 1976-08-12 | 1976-08-12 | Lamp disconnection detecting circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9636376A JPS5321599A (en) | 1976-08-12 | 1976-08-12 | Lamp disconnection detecting circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5321599A true JPS5321599A (en) | 1978-02-28 |
Family
ID=14162895
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9636376A Pending JPS5321599A (en) | 1976-08-12 | 1976-08-12 | Lamp disconnection detecting circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5321599A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001046931A1 (en) * | 1999-12-21 | 2001-06-28 | Jang Jun Ho | Led traffic signal lamp |
JP2017200292A (en) * | 2016-04-26 | 2017-11-02 | 株式会社デンソー | Signal transmission circuit |
-
1976
- 1976-08-12 JP JP9636376A patent/JPS5321599A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001046931A1 (en) * | 1999-12-21 | 2001-06-28 | Jang Jun Ho | Led traffic signal lamp |
JP2017200292A (en) * | 2016-04-26 | 2017-11-02 | 株式会社デンソー | Signal transmission circuit |
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