JPH0445932B2 - - Google Patents
Info
- Publication number
- JPH0445932B2 JPH0445932B2 JP59239543A JP23954384A JPH0445932B2 JP H0445932 B2 JPH0445932 B2 JP H0445932B2 JP 59239543 A JP59239543 A JP 59239543A JP 23954384 A JP23954384 A JP 23954384A JP H0445932 B2 JPH0445932 B2 JP H0445932B2
- Authority
- JP
- Japan
- Prior art keywords
- hot cathode
- fluorescent lamp
- pressure
- preheating
- enclosure
- 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.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
- H01J61/72—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of easily vaporisable metal vapour, e.g. mercury
Landscapes
- Discharge Lamp (AREA)
- Discharge Lamps And Accessories Thereof (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP23954384A JPS61118956A (ja) | 1984-11-15 | 1984-11-15 | 小型低圧水銀放電管 |
DE8585113117T DE3573685D1 (en) | 1984-10-17 | 1985-10-16 | Small size fluorescent lamp |
EP85113117A EP0178646B1 (en) | 1984-10-17 | 1985-10-16 | Small size fluorescent lamp |
US06/788,455 US4680505A (en) | 1984-10-17 | 1985-10-17 | Small size discharge lamp having sufficient arc length and high luminous efficiency |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP23954384A JPS61118956A (ja) | 1984-11-15 | 1984-11-15 | 小型低圧水銀放電管 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61118956A JPS61118956A (ja) | 1986-06-06 |
JPH0445932B2 true JPH0445932B2 (enrdf_load_stackoverflow) | 1992-07-28 |
Family
ID=17046371
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP23954384A Granted JPS61118956A (ja) | 1984-10-17 | 1984-11-15 | 小型低圧水銀放電管 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61118956A (enrdf_load_stackoverflow) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63202841A (ja) * | 1987-02-18 | 1988-08-22 | Hitachi Ltd | 蛍光ランプ点灯装置 |
JPH0461738A (ja) * | 1990-06-27 | 1992-02-27 | Stanley Electric Co Ltd | 小型蛍光ランプ |
WO2003032364A1 (en) * | 2001-10-04 | 2003-04-17 | Koninklijke Philips Electronics N.V. | Low-pressure mercury discharge lamp |
JP6297456B2 (ja) | 2014-09-16 | 2018-03-20 | 愛三工業株式会社 | 蒸発燃料処理装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57197165U (enrdf_load_stackoverflow) * | 1981-06-10 | 1982-12-14 |
-
1984
- 1984-11-15 JP JP23954384A patent/JPS61118956A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS61118956A (ja) | 1986-06-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4093893A (en) | Short arc fluorescent lamp | |
JPH01231258A (ja) | 小形放電灯 | |
US4751435A (en) | Dual cathode beam mode fluorescent lamp with capacitive ballast | |
US3504218A (en) | Dual cathode for fluorescent lamps | |
US6465955B1 (en) | Gas discharge lamp | |
EP0384408B1 (en) | Gas discharge tube, indirectly heated cathode for use therein and drive circuit therefor | |
GB2050688A (en) | Metal vapour discharge lamp | |
JPH0445932B2 (enrdf_load_stackoverflow) | ||
US4697121A (en) | Low-pressure mercury vapor discharge lamp | |
US4032814A (en) | Fluorescent lamp with reduced wattage consumption | |
US5218269A (en) | Negative glow discharge lamp having wire anode | |
US6534919B1 (en) | Discharge lamp having electrode part with negative electron affinity | |
JPH0157462B2 (enrdf_load_stackoverflow) | ||
JPS6364031B2 (enrdf_load_stackoverflow) | ||
JP2000357489A (ja) | 紫外線放電ランプ | |
US6087784A (en) | Glow discharge lamp | |
JPH024097B2 (enrdf_load_stackoverflow) | ||
JP2817359B2 (ja) | 蛍光ランプ装置 | |
JPH10233192A (ja) | 平板型蛍光ランプ装置 | |
JPH0261958A (ja) | 金属蒸気放電灯 | |
US5990626A (en) | Lighting unit, low-pressure mercury discharge lamp, supply unit, and combined packaging | |
JP3970418B2 (ja) | 放電管 | |
JPH01243362A (ja) | 小型蛍光ランプ | |
JPH0789518B2 (ja) | コンパクト形蛍光ランプ装置 | |
JP2000182563A (ja) | セラミックス電極構造体、放電ランプおよび照明装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |