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GB262288A - Improvements in or relating to electric incandescent lamps - Google Patents

Improvements in or relating to electric incandescent lamps

Info

Publication number
GB262288A
GB262288A GB1692/26A GB169226A GB262288A GB 262288 A GB262288 A GB 262288A GB 1692/26 A GB1692/26 A GB 1692/26A GB 169226 A GB169226 A GB 169226A GB 262288 A GB262288 A GB 262288A
Authority
GB
United Kingdom
Prior art keywords
relating
incandescent lamps
electric incandescent
nitrogenfilled
gloeilampenfabrieken
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
GB1692/26A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Priority to GB1692/26A priority Critical patent/GB262288A/en
Publication of GB262288A publication Critical patent/GB262288A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/50—Selection of substances for gas fillings; Specified pressure thereof
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)

Abstract

262,288. Wade, H., (Naamlooze Vennootschap Philips' Gloeilampenfabrieken). Jan. 20, 1926. Residual gases.--To prevent arcing in nitrogenfilled bulbs, especially those for projection purposes wherein the electrodes are close together, a small quantity of halogen vapour is mixed with the nitrogen.
GB1692/26A 1926-01-20 1926-01-20 Improvements in or relating to electric incandescent lamps Expired GB262288A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1692/26A GB262288A (en) 1926-01-20 1926-01-20 Improvements in or relating to electric incandescent lamps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1692/26A GB262288A (en) 1926-01-20 1926-01-20 Improvements in or relating to electric incandescent lamps

Publications (1)

Publication Number Publication Date
GB262288A true GB262288A (en) 1926-12-09

Family

ID=9726344

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1692/26A Expired GB262288A (en) 1926-01-20 1926-01-20 Improvements in or relating to electric incandescent lamps

Country Status (1)

Country Link
GB (1) GB262288A (en)

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