JPS642355U - - Google Patents
Info
- Publication number
- JPS642355U JPS642355U JP9715587U JP9715587U JPS642355U JP S642355 U JPS642355 U JP S642355U JP 9715587 U JP9715587 U JP 9715587U JP 9715587 U JP9715587 U JP 9715587U JP S642355 U JPS642355 U JP S642355U
- Authority
- JP
- Japan
- Prior art keywords
- bulb
- discharge lamp
- electrodeless discharge
- coil
- induction
- 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
- 230000006698 induction Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Discharge Lamps And Accessories Thereof (AREA)
Description
第１図は本考案の実施例１の概略構成図、第２
図は同上のＡ―Ａ′線断面図、第３図は本考案の
実施例２の概略構成図、第４図は本考案の実施例
３の概略構成図、第５図は本考案の実施例４の概
略構成図、第６図は従来例の概略構成図、第７図
は同上の要部斜視図である。
１……バルブ、２……誘導コイル。
Figure 1 is a schematic diagram of the first embodiment of the present invention;
The figure is a cross-sectional view taken along the line A-A' of the above, FIG. 3 is a schematic diagram of the second embodiment of the present invention, FIG. 4 is a schematic diagram of the third embodiment of the present invention, and FIG. 5 is an implementation of the present invention. FIG. 6 is a schematic diagram of the configuration of Example 4, FIG. 6 is a schematic diagram of the conventional example, and FIG. 7 is a perspective view of the main parts of the same. 1... Valve, 2... Induction coil.
Claims (1)
有する直管状のランプバルブと、該バルブの管軸
方向に沿つて配設された複数の誘導コイルとを備
え、上記誘導コイルに高周波電流を通電してバル
ブ内のガス体を放電、発光させて成る無電極放電
灯において、上記コイル中央部付近のバルブ部ま
たは隣接するコイル間のバルブ部の少なくとも一
方の断面積を小さくしたことを特徴とする無電極
放電灯。 It includes a straight tube-shaped lamp bulb that is filled with a discharge gas and is translucent and airtight, and a plurality of induction coils arranged along the tube axis of the bulb, and a high-frequency current is applied to the induction coil. An electrodeless discharge lamp that discharges a gas inside the bulb and causes it to emit light by applying electricity, characterized in that the cross-sectional area of at least one of the bulb portion near the center of the coil or the bulb portion between adjacent coils is reduced. Electrodeless discharge lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9715587U JPS642355U (en) | 1987-06-24 | 1987-06-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9715587U JPS642355U (en) | 1987-06-24 | 1987-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS642355U true JPS642355U (en) | 1989-01-09 |
Family
ID=30963804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9715587U Pending JPS642355U (en) | 1987-06-24 | 1987-06-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS642355U (en) |
-
1987
- 1987-06-24 JP JP9715587U patent/JPS642355U/ja active Pending