JPS59173835U - 光ダクト - Google Patents

光ダクト

Info

Publication number
JPS59173835U
JPS59173835U JP6844883U JP6844883U JPS59173835U JP S59173835 U JPS59173835 U JP S59173835U JP 6844883 U JP6844883 U JP 6844883U JP 6844883 U JP6844883 U JP 6844883U JP S59173835 U JPS59173835 U JP S59173835U
Authority
JP
Japan
Prior art keywords
light duct
light
abstract
duct
elbow part
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
JP6844883U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0223697Y2 (enrdf_load_stackoverflow
Inventor
宏 伊藤
勝弘 中橋
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.)
Nippon Sheet Glass Co Ltd
Original Assignee
Nippon Sheet Glass Co 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 Nippon Sheet Glass Co Ltd filed Critical Nippon Sheet Glass Co Ltd
Priority to JP6844883U priority Critical patent/JPS59173835U/ja
Publication of JPS59173835U publication Critical patent/JPS59173835U/ja
Application granted granted Critical
Publication of JPH0223697Y2 publication Critical patent/JPH0223697Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Lowering Means (AREA)
  • Light Guides In General And Applications Therefor (AREA)
JP6844883U 1983-05-07 1983-05-07 光ダクト Granted JPS59173835U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6844883U JPS59173835U (ja) 1983-05-07 1983-05-07 光ダクト

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6844883U JPS59173835U (ja) 1983-05-07 1983-05-07 光ダクト

Publications (2)

Publication Number Publication Date
JPS59173835U true JPS59173835U (ja) 1984-11-20
JPH0223697Y2 JPH0223697Y2 (enrdf_load_stackoverflow) 1990-06-28

Family

ID=30198620

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6844883U Granted JPS59173835U (ja) 1983-05-07 1983-05-07 光ダクト

Country Status (1)

Country Link
JP (1) JPS59173835U (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60146127U (ja) * 1984-03-09 1985-09-28 工業技術院長 導光装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110107856B (zh) * 2019-04-30 2020-09-08 中国矿业大学 一种地下空间导光管伸缩救灾装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60146127U (ja) * 1984-03-09 1985-09-28 工業技術院長 導光装置

Also Published As

Publication number Publication date
JPH0223697Y2 (enrdf_load_stackoverflow) 1990-06-28

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