CA1222274A - Unsaturated vapor high pressure sodium lamp getter mounting - Google Patents

Unsaturated vapor high pressure sodium lamp getter mounting

Info

Publication number
CA1222274A
CA1222274A CA000448955A CA448955A CA1222274A CA 1222274 A CA1222274 A CA 1222274A CA 000448955 A CA000448955 A CA 000448955A CA 448955 A CA448955 A CA 448955A CA 1222274 A CA1222274 A CA 1222274A
Authority
CA
Canada
Prior art keywords
oxygen
arc tube
envelope
ceramic envelope
getter
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
Application number
CA000448955A
Other languages
English (en)
French (fr)
Inventor
Philip J. White
John A. Scholz
Robert S. 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
Application granted granted Critical
Publication of CA1222274A publication Critical patent/CA1222274A/en
Expired 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
    • H01J61/02—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

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Discharge Lamp (AREA)
  • Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
CA000448955A 1983-03-10 1984-03-06 Unsaturated vapor high pressure sodium lamp getter mounting Expired CA1222274A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US47389783A 1983-03-10 1983-03-10
US473,897 1983-03-10

Publications (1)

Publication Number Publication Date
CA1222274A true CA1222274A (en) 1987-05-26

Family

ID=23881474

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000448955A Expired CA1222274A (en) 1983-03-10 1984-03-06 Unsaturated vapor high pressure sodium lamp getter mounting

Country Status (5)

Country Link
EP (1) EP0119082B1 (de)
JP (1) JPS59169051A (de)
AU (1) AU578602B2 (de)
CA (1) CA1222274A (de)
DE (1) DE3475853D1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8623296D0 (en) * 1986-09-27 1986-10-29 Emi Plc Thorn Hydrogen getter
US5434472A (en) * 1992-04-15 1995-07-18 United States Philips Corporation High-pressure sodium discharge lamp with getter
DE4325679A1 (de) * 1993-07-30 1995-02-02 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Elektrische Lampe mit Halogenfüllung
US20070096649A1 (en) * 2005-10-28 2007-05-03 Roels Timothy J Electrode-mounted getter

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3453477A (en) * 1967-02-16 1969-07-01 Gen Electric Alumina-ceramic sodium vapor lamp
GB1211176A (en) * 1967-02-16 1970-11-04 Gen Electric High-pressure sodium vapor lamp
US3485343A (en) * 1967-08-28 1969-12-23 Gen Electric Oxygen getter for high pressure sodium vapor lamp
NL7315641A (nl) * 1973-11-15 1975-05-20 Philips Nv Hogedrukgasontladingslamp.
US4075530A (en) * 1976-04-21 1978-02-21 Japan Storage Battery Company Limited High pressure sodium vapor lamp of unsaturated vapor pressure type
NL7611137A (nl) * 1976-10-08 1978-04-11 Philips Nv Hogedrukontladingslamp.
CA1214196A (en) * 1983-02-14 1986-11-18 Jack M. Strok Color rendition high pressure sodium arc tubes having an oxygen getter

Also Published As

Publication number Publication date
AU2547784A (en) 1984-09-13
DE3475853D1 (en) 1989-02-02
JPS59169051A (ja) 1984-09-22
AU578602B2 (en) 1988-11-03
EP0119082A2 (de) 1984-09-19
EP0119082B1 (de) 1988-12-28
EP0119082A3 (en) 1985-06-19

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Legal Events

Date Code Title Description
MKEX Expiry