CH485319A - Niederdruck-Natriumdampfentladungslampe - Google Patents

Niederdruck-Natriumdampfentladungslampe

Info

Publication number
CH485319A
CH485319A CH1016968A CH1016968A CH485319A CH 485319 A CH485319 A CH 485319A CH 1016968 A CH1016968 A CH 1016968A CH 1016968 A CH1016968 A CH 1016968A CH 485319 A CH485319 A CH 485319A
Authority
CH
Switzerland
Prior art keywords
low pressure
discharge lamp
vapor discharge
pressure sodium
sodium vapor
Prior art date
Application number
CH1016968A
Other languages
German (de)
English (en)
Inventor
Francois Spiessens Raymond
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
Publication of CH485319A publication Critical patent/CH485319A/de

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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
    • H01J61/74—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of difficult vaporisable metal vapour, e.g. sodium
CH1016968A 1967-07-10 1968-07-08 Niederdruck-Natriumdampfentladungslampe CH485319A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6709573A NL6709573A (xx) 1967-07-10 1967-07-10

Publications (1)

Publication Number Publication Date
CH485319A true CH485319A (de) 1970-01-31

Family

ID=19800674

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1016968A CH485319A (de) 1967-07-10 1968-07-08 Niederdruck-Natriumdampfentladungslampe

Country Status (8)

Country Link
US (1) US3548240A (xx)
AT (1) AT280419B (xx)
BE (1) BE717798A (xx)
CH (1) CH485319A (xx)
ES (1) ES355868A1 (xx)
FR (1) FR1572848A (xx)
GB (1) GB1199535A (xx)
NL (1) NL6709573A (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3784863A (en) * 1973-01-11 1974-01-08 Thorn Electrical Ind Ltd Vapour discharge lamps
NL7906203A (nl) * 1979-08-15 1981-02-17 Philips Nv Lagedrukkwikdampontladingslamp.
US4835442A (en) * 1987-01-29 1989-05-30 Kabushiki Kaisha Toshiba Lamp for generating ultraviolet radiation
JP6368053B2 (ja) 2015-02-26 2018-08-01 フィリップス ライティング ホールディング ビー ヴィ 反応性物質のディスペンサを有する照明デバイス

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2103039A (en) * 1929-07-10 1937-12-21 Gen Electric Gaseous electric discharge device
DE684934C (de) * 1936-12-05 1939-12-08 Quarzlampen Gmbh Elektrische Metalldampfbogenlampe mit festen, zu hoher Elektronenemission aktivierten Elektroden und einem Vorratsbehaelter fuer das zu verdampfende Metall
US3331977A (en) * 1965-03-15 1967-07-18 Westinghouse Electric Corp High output discharge lamp with vapor pressure control means

Also Published As

Publication number Publication date
BE717798A (xx) 1969-01-08
US3548240A (en) 1970-12-15
DE1764615A1 (de) 1971-09-09
DE1764615B2 (de) 1976-07-29
AT280419B (de) 1970-04-10
GB1199535A (en) 1970-07-22
FR1572848A (xx) 1969-06-27
ES355868A1 (es) 1970-03-16
NL6709573A (xx) 1969-01-14

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Legal Events

Date Code Title Description
PL Patent ceased