JPH03118547U - - Google Patents
Info
- Publication number
- JPH03118547U JPH03118547U JP2681490U JP2681490U JPH03118547U JP H03118547 U JPH03118547 U JP H03118547U JP 2681490 U JP2681490 U JP 2681490U JP 2681490 U JP2681490 U JP 2681490U JP H03118547 U JPH03118547 U JP H03118547U
- Authority
- JP
- Japan
- Prior art keywords
- material layer
- coated
- peripheral surface
- inner peripheral
- fluorescent lamp
- 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
- 239000000463 material Substances 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 2
Landscapes
- Vessels And Coating Films For Discharge Lamps (AREA)
Description
第１図は本考案にかかる蛍光管の一例を示す縦
断側面図、第２図は縦断平面図、第３図は従来の
蛍光管の縦断側面図である。 １０……蛍光灯用ガラス管、３０……蛍光物質
層、４０……反射物質層。
断側面図、第２図は縦断平面図、第３図は従来の
蛍光管の縦断側面図である。 １０……蛍光灯用ガラス管、３０……蛍光物質
層、４０……反射物質層。
Claims (1)
- 蛍光灯用ガラス管の内周面に略半周にわたつて
蛍光物質層が被覆され、その反対側の内周面には
反射物質層が被覆されてなることを特徴とする蛍
光管。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2681490U JPH03118547U (ja) | 1990-03-15 | 1990-03-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2681490U JPH03118547U (ja) | 1990-03-15 | 1990-03-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03118547U true JPH03118547U (ja) | 1991-12-06 |
Family
ID=31529694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2681490U Pending JPH03118547U (ja) | 1990-03-15 | 1990-03-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03118547U (ja) |
-
1990
- 1990-03-15 JP JP2681490U patent/JPH03118547U/ja active Pending