JPH03121652U - - Google Patents
Info
- Publication number
- JPH03121652U JPH03121652U JP2963190U JP2963190U JPH03121652U JP H03121652 U JPH03121652 U JP H03121652U JP 2963190 U JP2963190 U JP 2963190U JP 2963190 U JP2963190 U JP 2963190U JP H03121652 U JPH03121652 U JP H03121652U
- Authority
- JP
- Japan
- Prior art keywords
- outer diameter
- lead rod
- glass tube
- base
- getter
- 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.)
- Granted
Links
Landscapes
- Discharge Lamp (AREA)
Description
第１図はシヨートアーク型放電灯の全体図、第
２図は陽極の正面図、第３図は工程の説明図、第
４図は従来例の説明図である。
１……バルブ、１１……発光空間膨出部、１２
……封止管部、１３……口金、２……陰極、３…
…陽極、３１……基体部、３２……ゲツター部、
３３……内部リード棒、３４……偏平部、４……
コイル、５……ガラス管、６……モリブデン箔、
７……ガラス板、８……外部リード棒。
FIG. 1 is an overall view of a short arc discharge lamp, FIG. 2 is a front view of the anode, FIG. 3 is an explanatory diagram of the process, and FIG. 4 is an explanatory diagram of a conventional example. 1...Bulb, 11...Light-emitting space bulge, 12
... Sealed tube part, 13 ... Cap, 2 ... Cathode, 3 ...
... Anode, 31 ... Base part, 32 ... Getter part,
33... Internal lead rod, 34... Flat part, 4...
Coil, 5...Glass tube, 6...Molybdenum foil,
7...Glass plate, 8...External lead rod.
Claims (1)
に陰極と陽極が対向配置され、陽極先端の基体部
から後方に伸びる内部リード棒にガラス管が通さ
れるとともに、内部リード棒の端部にモリブデン
箔が溶接され、該発光空間膨出部に続く封止管部
が加熱により縮径して該ガラス管とモリブデン箔
に密着したシヨートアーク型放電灯において、 前記基体部の内部リード棒側に小径のゲツター
部が形成されて該ゲツター部に巻装されたコイル
にゲツター剤が塗布され、コイルの外径が基体部
の外径と同等ないし小さく、かつ該ガラス管の外
径も基体部の外径と同等であることを特徴とする
シヨートアーク型放電灯。[Claim for Utility Model Registration] A cathode and an anode are arranged facing each other in the light emitting space bulge at the center of the quartz glass bulb, and a glass tube is passed through an internal lead rod extending rearward from the base at the tip of the anode. A short arc discharge lamp in which a molybdenum foil is welded to the end of the internal lead rod, and a sealed tube portion following the bulging portion of the light emitting space is reduced in diameter by heating and is in close contact with the glass tube and the molybdenum foil. A getter part with a small diameter is formed on the inner lead rod side of the glass tube, and a getter agent is applied to a coil wound around the getter part, and the outer diameter of the coil is equal to or smaller than the outer diameter of the base part, and A short arc discharge lamp characterized in that the outer diameter is the same as the outer diameter of the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2963190U JPH0718124Y2 (en) | 1990-03-26 | 1990-03-26 | Short arc type discharge lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2963190U JPH0718124Y2 (en) | 1990-03-26 | 1990-03-26 | Short arc type discharge lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03121652U true JPH03121652U (en) | 1991-12-12 |
| JPH0718124Y2 JPH0718124Y2 (en) | 1995-04-26 |
Family
ID=31532384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2963190U Expired - Lifetime JPH0718124Y2 (en) | 1990-03-26 | 1990-03-26 | Short arc type discharge lamp |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0718124Y2 (en) |
-
1990
- 1990-03-26 JP JP2963190U patent/JPH0718124Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0718124Y2 (en) | 1995-04-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |