AU578603B2 - Unsaturated vapor pressure type high pressure sodium lamp - Google Patents

Unsaturated vapor pressure type high pressure sodium lamp

Info

Publication number
AU578603B2
AU578603B2 AU25478/84A AU2547884A AU578603B2 AU 578603 B2 AU578603 B2 AU 578603B2 AU 25478/84 A AU25478/84 A AU 25478/84A AU 2547884 A AU2547884 A AU 2547884A AU 578603 B2 AU578603 B2 AU 578603B2
Authority
AU
Australia
Prior art keywords
type high
sodium lamp
high pressure
unsaturated vapor
vapor pressure
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.)
Ceased
Application number
AU25478/84A
Other versions
AU2547884A (en
Inventor
Philip J. White
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Osram Sylvania Inc
Original Assignee
GTE Products Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by GTE Products Corp filed Critical GTE Products Corp
Publication of AU2547884A publication Critical patent/AU2547884A/en
Application granted granted Critical
Publication of AU578603B2 publication Critical patent/AU578603B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/82—Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr
    • H01J61/825—High-pressure sodium lamps
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J61/26—Means for absorbing or adsorbing gas, e.g. by gettering; Means for preventing blackening of the envelope
AU25478/84A 1983-03-10 1984-03-09 Unsaturated vapor pressure type high pressure sodium lamp Ceased AU578603B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US47389583A 1983-03-10 1983-03-10
US473895 1990-08-27

Publications (2)

Publication Number Publication Date
AU2547884A AU2547884A (en) 1984-09-13
AU578603B2 true AU578603B2 (en) 1988-11-03

Family

ID=23881464

Family Applications (1)

Application Number Title Priority Date Filing Date
AU25478/84A Ceased AU578603B2 (en) 1983-03-10 1984-03-09 Unsaturated vapor pressure type high pressure sodium lamp

Country Status (5)

Country Link
EP (1) EP0123397B1 (en)
JP (1) JPS59169050A (en)
AU (1) AU578603B2 (en)
CA (1) CA1222273A (en)
DE (1) DE3475855D1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4755721A (en) * 1987-03-16 1988-07-05 Iwasaki Electric Co., Ltd. High pressure sodium vapor lamp having unsaturated vapor pressure type characteristics
JP2928813B2 (en) * 1988-02-10 1999-08-03 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 Unsaturated high pressure sodium lamp

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1211175A (en) * 1967-02-16 1970-11-04 Gen Electric High-pressure sodium vapor lamp
GB1211176A (en) * 1967-02-16 1970-11-04 Gen Electric High-pressure sodium vapor lamp
GB2138202A (en) * 1983-02-14 1984-10-17 Gen Electric Discharge lamp

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3203901A (en) * 1962-02-15 1965-08-31 Porta Paolo Della Method of manufacturing zirconiumaluminum alloy getters
US3384798A (en) * 1966-04-26 1968-05-21 Gen Electric High pressure saturation vapor sodium lamp containing mercury
US3485343A (en) * 1967-08-28 1969-12-23 Gen Electric Oxygen getter for high pressure sodium vapor lamp
NL7108465A (en) * 1970-06-24 1971-12-28
US3805105A (en) * 1971-06-30 1974-04-16 Gte Sylvania Inc High pressure electric discharge device with zirconium-aluminum getter
US4025812A (en) * 1975-10-14 1977-05-24 General Electric Company Alumina ceramic alkali metal lamp having metal getter structure
HU172230B (en) * 1976-04-07 1978-07-28 Egyesuelt Izzolampa High-pressure discharge lamp with metallo-haloid additional material
US4075530A (en) * 1976-04-21 1978-02-21 Japan Storage Battery Company Limited High pressure sodium vapor lamp of unsaturated vapor pressure type

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1211175A (en) * 1967-02-16 1970-11-04 Gen Electric High-pressure sodium vapor lamp
GB1211176A (en) * 1967-02-16 1970-11-04 Gen Electric High-pressure sodium vapor lamp
GB2138202A (en) * 1983-02-14 1984-10-17 Gen Electric Discharge lamp

Also Published As

Publication number Publication date
EP0123397A1 (en) 1984-10-31
EP0123397B1 (en) 1988-12-28
AU2547884A (en) 1984-09-13
JPS59169050A (en) 1984-09-22
CA1222273A (en) 1987-05-26
DE3475855D1 (en) 1989-02-02

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