JPH01124608U - - Google Patents

Info

Publication number
JPH01124608U
JPH01124608U JP1864188U JP1864188U JPH01124608U JP H01124608 U JPH01124608 U JP H01124608U JP 1864188 U JP1864188 U JP 1864188U JP 1864188 U JP1864188 U JP 1864188U JP H01124608 U JPH01124608 U JP H01124608U
Authority
JP
Japan
Prior art keywords
light duct
opening
mirror surface
azimuths
rooftop
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
JP1864188U
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 JP1864188U priority Critical patent/JPH01124608U/ja
Publication of JPH01124608U publication Critical patent/JPH01124608U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Mounting And Adjusting Of Optical Elements (AREA)

Description

【図面の簡単な説明】
図面は本考案の実施例を示すもので、第１図は
斜視図、第２図は断面図、第３図は他の実施例を
示す断面図である。 符号の説明、１は光ダクト、２はフレネルプリ
ズム、３は鏡面である。

Claims (1)

    【実用新案登録請求の範囲】
  1. 屋根、屋上等に立設し、下端開口部を屋内に位
    置させ、内面を鏡面とした光ダクトの上部屋外部
    分に、少なくとも東、南、西の方位角に対向して
    開口部を開設し、該各開口部にフレネルプリズム
    を装着して成る太陽光採光装置。
JP1864188U 1988-02-17 1988-02-17 Pending JPH01124608U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1864188U JPH01124608U (ja) 1988-02-17 1988-02-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1864188U JPH01124608U (ja) 1988-02-17 1988-02-17

Publications (1)

Publication Number Publication Date
JPH01124608U true JPH01124608U (ja) 1989-08-24

Family

ID=31233467

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1864188U Pending JPH01124608U (ja) 1988-02-17 1988-02-17

Country Status (1)

Country Link
JP (1) JPH01124608U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015194057A1 (ja) * 2014-06-21 2015-12-23 エステック株式会社 採光ユニット

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015194057A1 (ja) * 2014-06-21 2015-12-23 エステック株式会社 採光ユニット
JP2016027556A (ja) * 2014-06-21 2016-02-18 エステック株式会社 採光ユニット

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