IT1085447B - Lampada a scarica,ad alta pressione - Google Patents

Lampada a scarica,ad alta pressione

Info

Publication number
IT1085447B
IT1085447B IT28309/77A IT2830977A IT1085447B IT 1085447 B IT1085447 B IT 1085447B IT 28309/77 A IT28309/77 A IT 28309/77A IT 2830977 A IT2830977 A IT 2830977A IT 1085447 B IT1085447 B IT 1085447B
Authority
IT
Italy
Prior art keywords
high pressure
discharge lamp
lamp
discharge
pressure
Prior art date
Application number
IT28309/77A
Other languages
English (en)
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Application granted granted Critical
Publication of IT1085447B publication Critical patent/IT1085447B/it

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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/06—Main electrodes
    • H01J61/073—Main electrodes for high-pressure discharge lamps
    • H01J61/0732—Main electrodes for high-pressure discharge lamps characterised by the construction of the electrode
IT28309/77A 1976-10-08 1977-10-05 Lampada a scarica,ad alta pressione IT1085447B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7611135A NL7611135A (nl) 1976-10-08 1976-10-08 Hogedrukontladingslamp.

Publications (1)

Publication Number Publication Date
IT1085447B true IT1085447B (it) 1985-05-28

Family

ID=19827016

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28309/77A IT1085447B (it) 1976-10-08 1977-10-05 Lampada a scarica,ad alta pressione

Country Status (7)

Country Link
US (1) US4101796A (it)
JP (1) JPS5347176A (it)
BE (1) BE859451A (it)
DE (1) DE2743083A1 (it)
FR (1) FR2367346A1 (it)
IT (1) IT1085447B (it)
NL (1) NL7611135A (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4633136A (en) * 1982-04-20 1986-12-30 Patent-Treuhand-Gesellschaft Fur Elektrische Gluhlampen Mbh High-pressure discharge lamp with low power input
US4859905A (en) * 1983-03-10 1989-08-22 Gte Products Corporation Unsaturated vapor high pressure sodium lamp getter mounting
GB2444977A (en) * 2006-12-21 2008-06-25 Gen Electric An ultra high pressure mercury arc lamp
JP5365213B2 (ja) * 2008-10-01 2013-12-11 ウシオ電機株式会社 ショートアーク型放電ランプ
JP4826669B2 (ja) * 2009-11-05 2011-11-30 ウシオ電機株式会社 ショートアーク型放電ランプ

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3983440A (en) * 1973-01-08 1976-09-28 Thorn Electrical Industries Limited Discharge lamp component

Also Published As

Publication number Publication date
FR2367346A1 (fr) 1978-05-05
US4101796A (en) 1978-07-18
NL7611135A (nl) 1978-04-11
JPS5347176A (en) 1978-04-27
BE859451A (fr) 1978-04-06
DE2743083A1 (de) 1978-04-13

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