JPH0446312U - - Google Patents

Info

Publication number
JPH0446312U
JPH0446312U JP1990087812U JP8781290U JPH0446312U JP H0446312 U JPH0446312 U JP H0446312U JP 1990087812 U JP1990087812 U JP 1990087812U JP 8781290 U JP8781290 U JP 8781290U JP H0446312 U JPH0446312 U JP H0446312U
Authority
JP
Japan
Prior art keywords
panel
voltage
power supply
power
lighting device
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
JP1990087812U
Other languages
English (en)
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 filed Critical
Priority to JP1990087812U priority Critical patent/JPH0446312U/ja
Publication of JPH0446312U publication Critical patent/JPH0446312U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Illuminated Signs And Luminous Advertising (AREA)
  • Stand-By Power Supply Arrangements (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示すブロツク図、
第2図は従来の非常用照明器具の一例を示すもの
で、aは斜視図、bは一部断面側面図である。 1……非常用照明器具、3……透光パネル、4
……光源、5……停電検出回路、6……可変パネ
ル、7……パネル電源回路、AC……主電源。

Claims (1)

    【実用新案登録請求の範囲】
  1. 内部に主電源が遮断されたことを検出する停電
    検出回路と、光源を具備し、外郭の少なくとも1
    面に透光パネルを有してなる非常用照明器具にお
    いて、前記透光パネルを電圧を印加することによ
    り透過率が低下する可変パネルで構成し、前記停
    電検出回路の電源側に前記可変パネルに電圧を印
    加するパネル電源回路を設け、主電源から電力が
    供給される常時のみ前記可変パネルに電圧を印加
    させたことを特徴とする非常用照明器具。
JP1990087812U 1990-08-21 1990-08-21 Pending JPH0446312U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990087812U JPH0446312U (ja) 1990-08-21 1990-08-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990087812U JPH0446312U (ja) 1990-08-21 1990-08-21

Publications (1)

Publication Number Publication Date
JPH0446312U true JPH0446312U (ja) 1992-04-20

Family

ID=31820505

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990087812U Pending JPH0446312U (ja) 1990-08-21 1990-08-21

Country Status (1)

Country Link
JP (1) JPH0446312U (ja)

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