JPH0142886Y2 - - Google Patents
Info
- Publication number
- JPH0142886Y2 JPH0142886Y2 JP1980105047U JP10504780U JPH0142886Y2 JP H0142886 Y2 JPH0142886 Y2 JP H0142886Y2 JP 1980105047 U JP1980105047 U JP 1980105047U JP 10504780 U JP10504780 U JP 10504780U JP H0142886 Y2 JPH0142886 Y2 JP H0142886Y2
- Authority
- JP
- Japan
- Prior art keywords
- light
- transparent
- semi
- lighting
- sunlight
- 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
Links
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000005286 illumination Methods 0.000 description 5
- 230000000644 propagated effect Effects 0.000 description 4
- 238000000149 argon plasma sintering Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
Landscapes
- Light Guides In General And Applications Therefor (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980105047U JPH0142886Y2 (US20100223739A1-20100909-C00025.png) | 1980-07-24 | 1980-07-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980105047U JPH0142886Y2 (US20100223739A1-20100909-C00025.png) | 1980-07-24 | 1980-07-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5729003U JPS5729003U (US20100223739A1-20100909-C00025.png) | 1982-02-16 |
| JPH0142886Y2 true JPH0142886Y2 (US20100223739A1-20100909-C00025.png) | 1989-12-14 |
Family
ID=29466430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1980105047U Expired JPH0142886Y2 (US20100223739A1-20100909-C00025.png) | 1980-07-24 | 1980-07-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0142886Y2 (US20100223739A1-20100909-C00025.png) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4615579A (en) * | 1983-08-29 | 1986-10-07 | Canadian Patents & Development Ltd. | Prism light guide luminaire |
| JP5264808B2 (ja) * | 2010-03-10 | 2013-08-14 | 株式会社栗原工業 | エコ照明体及びエコ照明体を利用したエコ照明装置 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5215339A (en) * | 1975-07-26 | 1977-02-04 | Yuji Nakajima | Method to introduce sunshine at places where the sun does not shine |
| JPS54160080A (en) * | 1978-06-07 | 1979-12-18 | Takashi Mori | Photoelectric lamp illumination system |
| JPS559122A (en) * | 1978-07-04 | 1980-01-23 | Fujitsu Ltd | Infrared ray detection apparatus |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS517846U (US20100223739A1-20100909-C00025.png) * | 1974-07-04 | 1976-01-21 |
-
1980
- 1980-07-24 JP JP1980105047U patent/JPH0142886Y2/ja not_active Expired
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5215339A (en) * | 1975-07-26 | 1977-02-04 | Yuji Nakajima | Method to introduce sunshine at places where the sun does not shine |
| JPS54160080A (en) * | 1978-06-07 | 1979-12-18 | Takashi Mori | Photoelectric lamp illumination system |
| JPS559122A (en) * | 1978-07-04 | 1980-01-23 | Fujitsu Ltd | Infrared ray detection apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5729003U (US20100223739A1-20100909-C00025.png) | 1982-02-16 |
