JPS5825524Y2 - 照明器具 - Google Patents

照明器具

Info

Publication number
JPS5825524Y2
JPS5825524Y2 JP1977067488U JP6748877U JPS5825524Y2 JP S5825524 Y2 JPS5825524 Y2 JP S5825524Y2 JP 1977067488 U JP1977067488 U JP 1977067488U JP 6748877 U JP6748877 U JP 6748877U JP S5825524 Y2 JPS5825524 Y2 JP S5825524Y2
Authority
JP
Japan
Prior art keywords
louver
light source
louver piece
piece
irradiation direction
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.)
Expired
Application number
JP1977067488U
Other languages
English (en)
Japanese (ja)
Other versions
JPS53161586U (enExample
Inventor
修一 西村
恒夫 堀
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.)
Toshiba Lighting and Technology Corp
Original Assignee
Toshiba Lighting and Technology Corp
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 Toshiba Lighting and Technology Corp filed Critical Toshiba Lighting and Technology Corp
Priority to JP1977067488U priority Critical patent/JPS5825524Y2/ja
Publication of JPS53161586U publication Critical patent/JPS53161586U/ja
Application granted granted Critical
Publication of JPS5825524Y2 publication Critical patent/JPS5825524Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
JP1977067488U 1977-05-25 1977-05-25 照明器具 Expired JPS5825524Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1977067488U JPS5825524Y2 (ja) 1977-05-25 1977-05-25 照明器具

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1977067488U JPS5825524Y2 (ja) 1977-05-25 1977-05-25 照明器具

Publications (2)

Publication Number Publication Date
JPS53161586U JPS53161586U (enExample) 1978-12-18
JPS5825524Y2 true JPS5825524Y2 (ja) 1983-06-01

Family

ID=28974482

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1977067488U Expired JPS5825524Y2 (ja) 1977-05-25 1977-05-25 照明器具

Country Status (1)

Country Link
JP (1) JPS5825524Y2 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5757402A (en) * 1980-09-22 1982-04-06 Toshiba Electric Equip Illuminator

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2033235A (en) * 1933-06-29 1936-03-10 Ferree Clarence Errol Direct lighting unit
JPS5141792A (en) * 1974-10-07 1976-04-08 Teijin Ltd Horiesuteruno seizoho

Also Published As

Publication number Publication date
JPS53161586U (enExample) 1978-12-18

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