JPS6050458U - 放電灯 - Google Patents
放電灯Info
- Publication number
- JPS6050458U JPS6050458U JP1984109596U JP10959684U JPS6050458U JP S6050458 U JPS6050458 U JP S6050458U JP 1984109596 U JP1984109596 U JP 1984109596U JP 10959684 U JP10959684 U JP 10959684U JP S6050458 U JPS6050458 U JP S6050458U
- Authority
- JP
- Japan
- Prior art keywords
- discharge lamp
- crystals
- wall
- size
- discharge
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/30—Vessels; Containers
- H01J61/302—Vessels; Containers characterised by the material of the vessel
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
- C04B35/111—Fine ceramics
- C04B35/115—Translucent or transparent products
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/30—Vessels; Containers
- H01J61/35—Vessels; Containers provided with coatings on the walls thereof; Selection of materials for the coatings
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
め要約のデータは記録されません。
Description
図面は、本考案による壁を設けた放電容器を有する高圧
水銀蒸気放電灯を示す。 １・・・放電灯の外側バルブ、２・・・放電灯キャップ
、３・・・放電容器、３ａ・・・放電容器壁、４，５・
・・電極、６・・・金属細条、７，９・・・剛性のある
電流供給導体、８・・・金属細条。
水銀蒸気放電灯を示す。 １・・・放電灯の外側バルブ、２・・・放電灯キャップ
、３・・・放電容器、３ａ・・・放電容器壁、４，５・
・・電極、６・・・金属細条、７，９・・・剛性のある
電流供給導体、８・・・金属細条。
Claims (1)
- 【実用新案登録請求の範囲】 １ 最大で６０μｍの大きさを有する結晶から大部分が
形成され緻密に焼結された透明酸化アルミニウムの壁を
設けた放電容器を具える放電灯において、 前記容器壁の内面の少なくとも５０％が、６０μｍより
太きく３００μｍより小さい最大の大きさ寸法を有する
結晶から形成され、該結晶の大きさの分布が、１個の結
晶の層の厚さにわたって延在することを特徴とする放電
灯。 ２ 放電容器壁の内面の少なくとも８０％が、８０μ亀 ｍ〜１２０μｍの大きさを有する結晶によって形成され
ることを特徴とする実用新案登録請求の範囲第１項記載
の放電灯。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8302638 | 1983-07-25 | ||
| NL8302638 | 1983-07-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6050458U true JPS6050458U (ja) | 1985-04-09 |
| JPH0322848Y2 JPH0322848Y2 (ja) | 1991-05-17 |
Family
ID=19842196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984109596U Granted JPS6050458U (ja) | 1983-07-25 | 1984-07-21 | 放電灯 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4620131A (ja) |
| EP (1) | EP0132886B1 (ja) |
| JP (1) | JPS6050458U (ja) |
| DE (1) | DE3461366D1 (ja) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1004454B (zh) * | 1985-06-05 | 1989-06-07 | 菲利浦光灯制造公司 | 高压钠放电灯 |
| US4736136A (en) * | 1986-06-16 | 1988-04-05 | Gte Laboratories Incorporated | Discharge lamps with coated ceramic arc tubes and fabrication thereof |
| US6642656B2 (en) * | 2000-03-28 | 2003-11-04 | Ngk Insulators, Ltd. | Corrosion-resistant alumina member and arc tube for high-intensity discharge lamp |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1034122A (en) * | 1963-03-15 | 1966-06-29 | Gen Electric Co Ltd | Improvements in or relating to electrical devices having envelopes formed at least in part of sintered polycrystalline alumina |
| JPS5255278A (en) * | 1975-10-31 | 1977-05-06 | Iwasaki Electric Co Ltd | High pressure sodium lamp |
| GB1597162A (en) * | 1977-03-10 | 1981-09-03 | Ngk Insulators Ltd | Transparent polycrystalline alumina and high pressure vapour discharge lamp |
| GB1595518A (en) * | 1977-03-11 | 1981-08-12 | Gen Electric | Polycrystalline alumina material |
| JPS5477481A (en) * | 1977-12-02 | 1979-06-20 | Ngk Insulators Ltd | Polycrystal transparent alumina light emitting tube and high voltage vapor discharge lamp using same |
| JPS6022670B2 (ja) * | 1978-05-12 | 1985-06-03 | 日本碍子株式会社 | 多結晶透明アルミナ及びその製造法ならびに高圧蒸気放射灯用発光管 |
| NL185480C (nl) * | 1980-08-21 | 1991-01-16 | Philips Nv | Hogedruknatriumdampontladingslamp. |
-
1984
- 1984-07-09 US US06/629,140 patent/US4620131A/en not_active Expired - Fee Related
- 1984-07-12 EP EP84201046A patent/EP0132886B1/en not_active Expired
- 1984-07-12 DE DE8484201046T patent/DE3461366D1/de not_active Expired
- 1984-07-21 JP JP1984109596U patent/JPS6050458U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| US4620131A (en) | 1986-10-28 |
| EP0132886B1 (en) | 1986-11-20 |
| EP0132886A1 (en) | 1985-02-13 |
| JPH0322848Y2 (ja) | 1991-05-17 |
| DE3461366D1 (en) | 1987-01-08 |
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