GB1541298A - Method of ageing a gas discharge lamp during manufacture - Google Patents

Method of ageing a gas discharge lamp during manufacture

Info

Publication number
GB1541298A
GB1541298A GB5009476A GB5009476A GB1541298A GB 1541298 A GB1541298 A GB 1541298A GB 5009476 A GB5009476 A GB 5009476A GB 5009476 A GB5009476 A GB 5009476A GB 1541298 A GB1541298 A GB 1541298A
Authority
GB
United Kingdom
Prior art keywords
ageing
discharge lamp
gas discharge
during manufacture
lamp during
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
GB5009476A
Other languages
English (en)
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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries Ltd
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 Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1541298A publication Critical patent/GB1541298A/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
    • H01J9/44—Factory adjustment of completed discharge tubes or lamps to comply with desired tolerances
    • H01J9/445—Aging of tubes or lamps, e.g. by "spot knocking"
    • 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
    • H01J9/385—Exhausting vessels

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
GB5009476A 1975-12-04 1976-12-01 Method of ageing a gas discharge lamp during manufacture Expired GB1541298A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7514124A NL7514124A (nl) 1975-12-04 1975-12-04 Werkwijze voor het ouderen van een gasontladings- lamp.

Publications (1)

Publication Number Publication Date
GB1541298A true GB1541298A (en) 1979-02-28

Family

ID=19824972

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5009476A Expired GB1541298A (en) 1975-12-04 1976-12-01 Method of ageing a gas discharge lamp during manufacture

Country Status (7)

Country Link
JP (1) JPS5268770A (zh)
BE (1) BE849011A (zh)
CA (1) CA1067952A (zh)
DE (1) DE2653079A1 (zh)
FR (1) FR2334195A1 (zh)
GB (1) GB1541298A (zh)
NL (1) NL7514124A (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1255746A (en) * 1983-06-09 1989-06-13 George J. English Single-ended metal halide discharge lamps and process of manufacture

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3189396A (en) * 1960-03-08 1965-06-15 Westinghouse Electric Corp Method for processing discharge devices

Also Published As

Publication number Publication date
BE849011A (fr) 1977-06-02
CA1067952A (en) 1979-12-11
DE2653079A1 (de) 1977-06-16
FR2334195A1 (fr) 1977-07-01
NL7514124A (nl) 1977-06-07
JPS5268770A (en) 1977-06-07
FR2334195B1 (zh) 1982-05-14

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee