GB929618A - Improvements in or relating to multiple-groove discharge lamps - Google Patents
Improvements in or relating to multiple-groove discharge lampsInfo
- Publication number
- GB929618A GB929618A GB11039/59A GB1103959A GB929618A GB 929618 A GB929618 A GB 929618A GB 11039/59 A GB11039/59 A GB 11039/59A GB 1103959 A GB1103959 A GB 1103959A GB 929618 A GB929618 A GB 929618A
- Authority
- GB
- United Kingdom
- Prior art keywords
- grooves
- envelope
- wall
- pressure
- groove
- 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
Links
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 abstract 6
- 239000007789 gas Substances 0.000 abstract 4
- 229910052786 argon Inorganic materials 0.000 abstract 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 229910052734 helium Inorganic materials 0.000 abstract 1
- 239000001307 helium Substances 0.000 abstract 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 abstract 1
- 238000007373 indentation Methods 0.000 abstract 1
- 229910052743 krypton Inorganic materials 0.000 abstract 1
- DNNSSWSSYDEUBZ-UHFFFAOYSA-N krypton atom Chemical compound [Kr] DNNSSWSSYDEUBZ-UHFFFAOYSA-N 0.000 abstract 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 abstract 1
- 229910052753 mercury Inorganic materials 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 229910052754 neon Inorganic materials 0.000 abstract 1
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 abstract 1
- 229910052724 xenon Inorganic materials 0.000 abstract 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 abstract 1
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
- H01J61/33—Special shape of cross-section, e.g. for producing cool spot
Landscapes
- Vessels And Coating Films For Discharge Lamps (AREA)
- Discharge Lamp (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US729425A US2965789A (en) | 1958-04-18 | 1958-04-18 | Vapor pressure control in discharge lamps |
| US73451158A | 1958-05-12 | 1958-05-12 | |
| US734569A US2973447A (en) | 1958-05-12 | 1958-05-12 | Grooved lamp vapor pressure control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB929618A true GB929618A (en) | 1963-06-26 |
Family
ID=27419131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB11039/59A Expired GB929618A (en) | 1958-04-18 | 1959-04-01 | Improvements in or relating to multiple-groove discharge lamps |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2965789A (enrdf_load_stackoverflow) |
| DE (1) | DE1123047B (enrdf_load_stackoverflow) |
| FR (2) | FR75582E (enrdf_load_stackoverflow) |
| GB (1) | GB929618A (enrdf_load_stackoverflow) |
| NL (1) | NL238268A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2182199A (en) * | 1985-09-28 | 1987-05-07 | Toshiba Kk | A fluorescent lamp device |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3121183A (en) * | 1960-08-31 | 1964-02-11 | Duro Test Corp | Fluorescent lamp |
| US3331977A (en) * | 1965-03-15 | 1967-07-18 | Westinghouse Electric Corp | High output discharge lamp with vapor pressure control means |
| FR2108916B1 (enrdf_load_stackoverflow) * | 1970-10-13 | 1973-11-30 | Gerland Ste Chimique | |
| US7276853B2 (en) | 2002-04-11 | 2007-10-02 | Koninklijke Philips Electronics, N.V. | Low-pressure mercury vapor discharge lamp |
| WO2003085695A2 (en) * | 2002-04-11 | 2003-10-16 | Koninklijke Philips Electronics N.V. | Low-pressure mercury vapor discharge lamp |
| EP1494878B8 (de) * | 2002-04-17 | 2010-11-03 | Continental Teves AG & Co. oHG | Verfahren zur erkennung von reifeneigenschaften |
| JP2006501619A (ja) * | 2002-10-04 | 2006-01-12 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 低圧水銀蒸気放電ランプ |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2020726A (en) * | 1932-10-01 | 1935-11-12 | Gen Electric | Gaseous electric discharge device |
| US2213245A (en) * | 1935-12-23 | 1940-09-03 | Germer Edmund | Electrical discharge device |
| FR802714A (fr) * | 1936-02-12 | 1936-09-14 | Perfectionnements aux tubes luminescents | |
| US2190009A (en) * | 1937-05-22 | 1940-02-13 | Boucher Inv S Ltd | Luminescent tube and system |
| FR861799A (fr) * | 1938-11-26 | 1941-02-17 | Lampes Sa | Perfectionnements aux dispositifs à décharge lumineuse |
| US2317265A (en) * | 1940-07-26 | 1943-04-20 | Foerste William | Fluorescent lamp |
| GB590703A (en) * | 1944-12-21 | 1947-07-25 | Gen Electric Co Ltd | Improvements in and relating to electric discharge lamps |
| NL202746A (enrdf_load_stackoverflow) * | 1954-12-14 | |||
| AT199750B (de) * | 1954-12-14 | 1958-09-25 | Gen Electric | Entladungslampe |
-
0
- NL NL238268D patent/NL238268A/xx unknown
-
1958
- 1958-04-18 US US729425A patent/US2965789A/en not_active Expired - Lifetime
-
1959
- 1959-04-01 GB GB11039/59A patent/GB929618A/en not_active Expired
- 1959-04-17 FR FR792378A patent/FR75582E/fr not_active Expired
- 1959-04-20 DE DEG26881A patent/DE1123047B/de active Pending
- 1959-05-06 FR FR794042A patent/FR75708E/fr not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2182199A (en) * | 1985-09-28 | 1987-05-07 | Toshiba Kk | A fluorescent lamp device |
| US4746835A (en) * | 1985-09-28 | 1988-05-24 | Kabushiki Kaisha Toshiba | Fluorescent lamp device having oval cross sectional tubes |
| GB2182199B (en) * | 1985-09-28 | 1990-03-21 | Toshiba Kk | Fluorescent lamp device |
Also Published As
| Publication number | Publication date |
|---|---|
| NL238268A (enrdf_load_stackoverflow) | |
| FR75582E (fr) | 1961-07-17 |
| FR75708E (fr) | 1961-08-04 |
| US2965789A (en) | 1960-12-20 |
| DE1123047B (de) | 1962-02-01 |
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