JPS5218075A - Lighting circuit in an emergency - Google Patents

Lighting circuit in an emergency

Info

Publication number
JPS5218075A
JPS5218075A JP50093806A JP9380675A JPS5218075A JP S5218075 A JPS5218075 A JP S5218075A JP 50093806 A JP50093806 A JP 50093806A JP 9380675 A JP9380675 A JP 9380675A JP S5218075 A JPS5218075 A JP S5218075A
Authority
JP
Japan
Prior art keywords
emergency
lighting circuit
failure
constant
light
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.)
Granted
Application number
JP50093806A
Other languages
Japanese (ja)
Other versions
JPS5936395B2 (en
Inventor
Seiji Soga
Yasuaki Kibino
Hiroyuki Shoji
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.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works 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 Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP50093806A priority Critical patent/JPS5936395B2/en
Publication of JPS5218075A publication Critical patent/JPS5218075A/en
Publication of JPS5936395B2 publication Critical patent/JPS5936395B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Stand-By Power Supply Arrangements (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)

Abstract

PURPOSE:To provide a lighting circuit in an emergency enabling maintenance of whole lumen at constant should a discharge lamp be in failure to light.
JP50093806A 1975-07-31 1975-07-31 emergency lighting circuit Expired JPS5936395B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50093806A JPS5936395B2 (en) 1975-07-31 1975-07-31 emergency lighting circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50093806A JPS5936395B2 (en) 1975-07-31 1975-07-31 emergency lighting circuit

Publications (2)

Publication Number Publication Date
JPS5218075A true JPS5218075A (en) 1977-02-10
JPS5936395B2 JPS5936395B2 (en) 1984-09-03

Family

ID=14092637

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50093806A Expired JPS5936395B2 (en) 1975-07-31 1975-07-31 emergency lighting circuit

Country Status (1)

Country Link
JP (1) JPS5936395B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61159992U (en) * 1985-03-25 1986-10-03

Also Published As

Publication number Publication date
JPS5936395B2 (en) 1984-09-03

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