NL179771C - Lagedrukgasontladingslamp. - Google Patents
Lagedrukgasontladingslamp.Info
- Publication number
- NL179771C NL179771C NLAANVRAGE7606547,A NL7606547A NL179771C NL 179771 C NL179771 C NL 179771C NL 7606547 A NL7606547 A NL 7606547A NL 179771 C NL179771 C NL 179771C
- Authority
- NL
- Netherlands
- Prior art keywords
- low pressure
- discharge lamp
- gas discharge
- pressure gas
- lamp
- Prior art date
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
- H01J61/04—Electrodes; Screens; Shields
- H01J61/10—Shields, screens, or guides for influencing the discharge
- H01J61/103—Shields, screens or guides arranged to extend the discharge path
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NLAANVRAGE7606547,A NL179771C (nl) | 1976-06-17 | 1976-06-17 | Lagedrukgasontladingslamp. |
US05/799,719 US4142125A (en) | 1976-06-17 | 1977-05-23 | Fluorescent discharge lamp with inner hollow tube offset from envelope axis |
DE2725412A DE2725412C2 (de) | 1976-06-17 | 1977-06-04 | Leuchtstofflampe |
GB24733/77A GB1553769A (en) | 1976-06-17 | 1977-06-14 | Low pressure discharge lamps |
IT7724677A IT1080890B (it) | 1976-06-17 | 1977-06-14 | Lampada a scarica,in atmosfera gassosa,a bassa pressione |
CA280,512A CA1081305A (en) | 1976-06-17 | 1977-06-14 | Low pressure gas discharge lamp with eccentrically located inner tube |
JP52069507A JPS581508B2 (ja) | 1976-06-17 | 1977-06-14 | 低圧ガス放電灯 |
ES459792A ES459792A1 (es) | 1976-06-17 | 1977-06-15 | Una lampara perfeccionada de descarga en gas a baja presion. |
FR7718345A FR2355375A1 (fr) | 1976-06-17 | 1977-06-15 | Lampe a decharge dans le gaz a basse pression |
BE178460A BE855708A (fr) | 1976-06-17 | 1977-06-15 | Lampe a decharge dans le gaz a basse pression |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NLAANVRAGE7606547,A NL179771C (nl) | 1976-06-17 | 1976-06-17 | Lagedrukgasontladingslamp. |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7606547A NL7606547A (nl) | 1977-12-20 |
NL179771B NL179771B (nl) | 1986-06-02 |
NL179771C true NL179771C (nl) | 1986-11-03 |
Family
ID=19826385
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7606547,A NL179771C (nl) | 1976-06-17 | 1976-06-17 | Lagedrukgasontladingslamp. |
Country Status (10)
Country | Link |
---|---|
US (1) | US4142125A (nl) |
JP (1) | JPS581508B2 (nl) |
BE (1) | BE855708A (nl) |
CA (1) | CA1081305A (nl) |
DE (1) | DE2725412C2 (nl) |
ES (1) | ES459792A1 (nl) |
FR (1) | FR2355375A1 (nl) |
GB (1) | GB1553769A (nl) |
IT (1) | IT1080890B (nl) |
NL (1) | NL179771C (nl) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2862125D1 (en) * | 1977-08-10 | 1983-01-20 | Hitachi Ltd | Low pressure metal vapour discharge lamp |
JPS54155675A (en) * | 1978-05-30 | 1979-12-07 | Matsushita Electronics Corp | Small-sized fluorescent lamp |
DE3019605A1 (de) * | 1980-05-22 | 1981-11-26 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Niederdruck-entladungslampe |
NL8104238A (nl) * | 1980-11-18 | 1982-06-16 | Narva Veb | Lage-drukgasontladingslamp. |
JPS598257A (ja) * | 1982-07-05 | 1984-01-17 | Mitsubishi Electric Corp | 小型螢光ランプ |
JPS5923447A (ja) * | 1982-07-30 | 1984-02-06 | Matsushita Electric Works Ltd | 螢光ランプ |
US4587462A (en) * | 1984-08-10 | 1986-05-06 | Gte Laboratories Incorporated | Fluorescent light source with parallel DC discharges |
DE3912514A1 (de) * | 1989-04-17 | 1990-10-18 | Imris Pavel | Leuchtstofflampe |
DE19513357A1 (de) * | 1995-04-06 | 1996-10-10 | Walter Holzer | Elektrodenanordnung in Leuchtstofflampen |
DE19519518A1 (de) * | 1995-06-01 | 1996-12-05 | Walter Holzer | Gasentladungsgefäß für Niederdruckentladungslampen |
US5686795A (en) * | 1995-10-23 | 1997-11-11 | General Electric Company | Fluorescent lamp with protected cathode to reduce end darkening |
FR2791859B1 (fr) * | 1999-04-01 | 2001-05-11 | Commissariat Energie Atomique | Cellule a plasma |
DE102008026904A1 (de) | 2008-06-05 | 2009-12-31 | Wedeco Ag | Quecksilberamalgamstrahler mit gefaltetem Entladungsweg |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2281579A (en) * | 1939-10-09 | 1942-05-05 | Jr Andrew F Henninger | Manufacture of gaseous conduction lamps |
FR907017A (fr) * | 1944-03-27 | 1946-02-27 | Dispositif pour tubes à décharge | |
US2561868A (en) * | 1946-12-20 | 1951-07-24 | Gen Electric | Gaseous electric discharge lamp |
US3609436A (en) * | 1969-04-21 | 1971-09-28 | Gen Electric | Fluorescent light source with a plurality of sequentially energized electrodes |
US3898720A (en) * | 1972-09-28 | 1975-08-12 | Westinghouse Electric Corp | Method of providing a fluorescent lamp stem with an integral mercury-vapor pressure regulating means |
DE2529005C3 (de) * | 1974-07-11 | 1979-12-06 | N.V. Philips' Gloeilampenfabrieken, Eindhoven (Niederlande) | Niederdruck-Gasentladungslampe |
-
1976
- 1976-06-17 NL NLAANVRAGE7606547,A patent/NL179771C/nl not_active IP Right Cessation
-
1977
- 1977-05-23 US US05/799,719 patent/US4142125A/en not_active Expired - Lifetime
- 1977-06-04 DE DE2725412A patent/DE2725412C2/de not_active Expired
- 1977-06-14 CA CA280,512A patent/CA1081305A/en not_active Expired
- 1977-06-14 GB GB24733/77A patent/GB1553769A/en not_active Expired
- 1977-06-14 JP JP52069507A patent/JPS581508B2/ja not_active Expired
- 1977-06-14 IT IT7724677A patent/IT1080890B/it active
- 1977-06-15 FR FR7718345A patent/FR2355375A1/fr active Granted
- 1977-06-15 BE BE178460A patent/BE855708A/xx not_active IP Right Cessation
- 1977-06-15 ES ES459792A patent/ES459792A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL179771B (nl) | 1986-06-02 |
DE2725412C2 (de) | 1985-05-15 |
IT1080890B (it) | 1985-05-16 |
JPS52154283A (en) | 1977-12-21 |
DE2725412A1 (de) | 1977-12-29 |
CA1081305A (en) | 1980-07-08 |
US4142125A (en) | 1979-02-27 |
ES459792A1 (es) | 1978-04-01 |
FR2355375B1 (nl) | 1981-03-06 |
FR2355375A1 (fr) | 1978-01-13 |
JPS581508B2 (ja) | 1983-01-11 |
NL7606547A (nl) | 1977-12-20 |
BE855708A (fr) | 1977-12-15 |
GB1553769A (en) | 1979-10-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
V1 | Lapsed because of non-payment of the annual fee |