JPS5367975A - Device for detecting breakage of lamp - Google Patents

Device for detecting breakage of lamp

Info

Publication number
JPS5367975A
JPS5367975A JP14292476A JP14292476A JPS5367975A JP S5367975 A JPS5367975 A JP S5367975A JP 14292476 A JP14292476 A JP 14292476A JP 14292476 A JP14292476 A JP 14292476A JP S5367975 A JPS5367975 A JP S5367975A
Authority
JP
Japan
Prior art keywords
lamp
detecting breakage
breakage
current
operating
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
Application number
JP14292476A
Other languages
Japanese (ja)
Inventor
Morimasa Tanaka
Keiji Sakakibara
Yoichi Ishiwatari
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ichikoh Industries Ltd
Original Assignee
Ichikoh Industries Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ichikoh Industries Ltd filed Critical Ichikoh Industries Ltd
Priority to JP14292476A priority Critical patent/JPS5367975A/en
Publication of JPS5367975A publication Critical patent/JPS5367975A/en
Pending legal-status Critical Current

Links

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)

Abstract

PURPOSE: To enable accurately detecting the breakage of an automotive lamp or the like even if the power voltage and lamp current alter, by operating a reed switch by the total magnetomotive force of two current coils and adjusting voltage coil.
COPYRIGHT: (C)1978,JPO&Japio
JP14292476A 1976-11-30 1976-11-30 Device for detecting breakage of lamp Pending JPS5367975A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14292476A JPS5367975A (en) 1976-11-30 1976-11-30 Device for detecting breakage of lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14292476A JPS5367975A (en) 1976-11-30 1976-11-30 Device for detecting breakage of lamp

Publications (1)

Publication Number Publication Date
JPS5367975A true JPS5367975A (en) 1978-06-16

Family

ID=15326788

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14292476A Pending JPS5367975A (en) 1976-11-30 1976-11-30 Device for detecting breakage of lamp

Country Status (1)

Country Link
JP (1) JPS5367975A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107238749A (en) * 2016-03-29 2017-10-10 西门子公司 Spill current sensor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107238749A (en) * 2016-03-29 2017-10-10 西门子公司 Spill current sensor
CN107238749B (en) * 2016-03-29 2021-07-23 西门子公司 Differential current sensor

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