DE3475854D1 - Unsaturated vapor high pressure sodium lamp arc tube fabrication process - Google Patents

Unsaturated vapor high pressure sodium lamp arc tube fabrication process

Info

Publication number
DE3475854D1
DE3475854D1 DE8484301611T DE3475854T DE3475854D1 DE 3475854 D1 DE3475854 D1 DE 3475854D1 DE 8484301611 T DE8484301611 T DE 8484301611T DE 3475854 T DE3475854 T DE 3475854T DE 3475854 D1 DE3475854 D1 DE 3475854D1
Authority
DE
Germany
Prior art keywords
high pressure
fabrication process
arc tube
pressure sodium
sodium lamp
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
DE8484301611T
Other languages
German (de)
Inventor
Philip J White
Robert S White
John A Scholz
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 DE3475854D1 publication Critical patent/DE3475854D1/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/38—Exhausting, degassing, filling, or cleaning vessels
    • 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

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Discharge Lamp (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
DE8484301611T 1983-03-10 1984-03-09 Unsaturated vapor high pressure sodium lamp arc tube fabrication process Expired DE3475854D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US47389483A 1983-03-10 1983-03-10

Publications (1)

Publication Number Publication Date
DE3475854D1 true DE3475854D1 (en) 1989-02-02

Family

ID=23881459

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484301611T Expired DE3475854D1 (en) 1983-03-10 1984-03-09 Unsaturated vapor high pressure sodium lamp arc tube fabrication process

Country Status (5)

Country Link
EP (1) EP0122050B1 (en)
JP (1) JPS59169036A (en)
AU (1) AU570434B2 (en)
CA (1) CA1241365A (en)
DE (1) DE3475854D1 (en)

Families Citing this family (2)

* 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
US20070096649A1 (en) * 2005-10-28 2007-05-03 Roels Timothy J Electrode-mounted getter

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3384798A (en) * 1966-04-26 1968-05-21 Gen Electric High pressure saturation vapor sodium lamp containing mercury
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
NL154865B (en) * 1967-03-31 1977-10-17 Philips Nv ELECTRIC GAS DISCHARGE LAMP WITH A COVER OF TIGHTLY INSERTED ALUMINUM OXIDE AND METHOD FOR MANUFACTURING SUCH GAS DISCHARGE LAMP.
NL7108465A (en) * 1970-06-24 1971-12-28
US3821585A (en) * 1973-04-30 1974-06-28 Westinghouse Electric Corp Tungsten halogen incandescent lamp with group iva metal getter and method of manufacture
JPS5818742B2 (en) * 1974-09-09 1983-04-14 日本電池株式会社 High pressure sodium lamp and its manufacturing method
US4075530A (en) * 1976-04-21 1978-02-21 Japan Storage Battery Company Limited High pressure sodium vapor lamp of unsaturated vapor pressure type
DE2704323A1 (en) * 1977-02-02 1978-08-03 Shigeru Suga Xenon lamp with constant light output - has ring shaped magnets behind electrode adsorbing metallic vapour and volatile matter
JPS53101874A (en) * 1977-02-18 1978-09-05 Hitachi Ltd High pressure sodium lamp
DE2848891C2 (en) * 1978-11-10 1982-12-30 Heimann Gmbh, 6200 Wiesbaden Flashlight
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
JPH0452582B2 (en) 1992-08-24
AU570434B2 (en) 1988-03-17
EP0122050B1 (en) 1988-12-28
EP0122050A1 (en) 1984-10-17
AU2547184A (en) 1984-09-13
CA1241365A (en) 1988-08-30
JPS59169036A (en) 1984-09-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee