JPH01160696U - - Google Patents
Info
- Publication number
- JPH01160696U JPH01160696U JP5790088U JP5790088U JPH01160696U JP H01160696 U JPH01160696 U JP H01160696U JP 5790088 U JP5790088 U JP 5790088U JP 5790088 U JP5790088 U JP 5790088U JP H01160696 U JPH01160696 U JP H01160696U
- Authority
- JP
- Japan
- Prior art keywords
- light bulb
- lighting device
- time
- illuminance
- timer
- 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
Links
- 230000004397 blinking Effects 0.000 claims 2
- 230000010354 integration Effects 0.000 claims 2
- 238000009825 accumulation Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5790088U JPH01160696U (sv) | 1988-04-27 | 1988-04-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5790088U JPH01160696U (sv) | 1988-04-27 | 1988-04-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01160696U true JPH01160696U (sv) | 1989-11-08 |
Family
ID=31283739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5790088U Pending JPH01160696U (sv) | 1988-04-27 | 1988-04-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01160696U (sv) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999044097A1 (fr) * | 1998-02-26 | 1999-09-02 | Seiko Epson Corporation | Appareil de presentation par projection |
-
1988
- 1988-04-27 JP JP5790088U patent/JPH01160696U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999044097A1 (fr) * | 1998-02-26 | 1999-09-02 | Seiko Epson Corporation | Appareil de presentation par projection |
| US6448715B1 (en) | 1998-02-26 | 2002-09-10 | Seiko Epson Corporation | Projection display apparatus |