JPH0487109U - - Google Patents

Info

Publication number
JPH0487109U
JPH0487109U JP13030990U JP13030990U JPH0487109U JP H0487109 U JPH0487109 U JP H0487109U JP 13030990 U JP13030990 U JP 13030990U JP 13030990 U JP13030990 U JP 13030990U JP H0487109 U JPH0487109 U JP H0487109U
Authority
JP
Japan
Prior art keywords
heat insulating
plate
top surface
box
insulating layer
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
JP13030990U
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 JP13030990U priority Critical patent/JPH0487109U/ja
Publication of JPH0487109U publication Critical patent/JPH0487109U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Panels For Use In Building Construction (AREA)
  • Thermal Insulation (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Description

【図面の簡単な説明】
第1図は、本考案の断熱構造を説明する縦断面
図、第2図は、第1図の分解斜視図である。 2……天井板、3……開口部、4……照明具、
5……箱、41……筒状部、61……第1の断熱
材層、62……第2の断熱材層、L……下向き照
明装置。

Claims (1)

  1. 【実用新案登録請求の範囲】 天井板の上面に配置された照明装置の断熱構造
    であつて、 前記天井板の開口部上面に装着した金属製の筒
    状部を有する下向きの照明具と、 前記照明具の側方と上部を間隔を明けて包囲す
    るように配置した、下向き開口付の板製の箱と、 前記箱の天板上面において、該天板の側縁より
    外側方に突出させた形状にして配置した発泡プラ
    スチツク製の板状体による第1の断熱材層と、 前記箱の外周面において、前記第1の断熱材層
    の前記天板側縁より外側方に突出させた部分と、
    前記天井板上面との間に充填した繊維質断熱材に
    よる第2の断熱材層とを備えたことを特徴とする
    照明装置の断熱構造。
JP13030990U 1990-11-30 1990-11-30 Pending JPH0487109U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13030990U JPH0487109U (ja) 1990-11-30 1990-11-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13030990U JPH0487109U (ja) 1990-11-30 1990-11-30

Publications (1)

Publication Number Publication Date
JPH0487109U true JPH0487109U (ja) 1992-07-29

Family

ID=31877662

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13030990U Pending JPH0487109U (ja) 1990-11-30 1990-11-30

Country Status (1)

Country Link
JP (1) JPH0487109U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009187782A (ja) * 2008-02-06 2009-08-20 Nec Lighting Ltd 発光装置及びこれを備えた照明器具

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009187782A (ja) * 2008-02-06 2009-08-20 Nec Lighting Ltd 発光装置及びこれを備えた照明器具

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