CH281271A - Beleuchtungsvorrichtung für Wechselstrombetrieb. - Google Patents

Beleuchtungsvorrichtung für Wechselstrombetrieb.

Info

Publication number: CH281271A
Authority: CH; Switzerland
Prior art keywords: lighting device; lighting
Prior art date: 1949-05-19

Application number

Other languages

English (en)

Inventor

N V Phili Gloeilampenfabrieken

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.)

1949-05-19

Filing date

1950-05-17

Publication date

1952-02-29

1950-05-17 Application filed by Philips Nv filed Critical Philips Nv

1952-02-29 Publication of CH281271A publication Critical patent/CH281271A/de

Classifications

- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/16—Circuit arrangements in which the lamp is fed by DC or by low-frequency AC, e.g. by 50 cycles/sec AC, or with network frequencies
- H05B41/20—Circuit arrangements in which the lamp is fed by DC or by low-frequency AC, e.g. by 50 cycles/sec AC, or with network frequencies having no starting switch
- H05B41/22—Circuit arrangements in which the lamp is fed by DC or by low-frequency AC, e.g. by 50 cycles/sec AC, or with network frequencies having no starting switch for lamps having an auxiliary starting electrode

CH281271D 1949-05-19 1950-05-17 Beleuchtungsvorrichtung für Wechselstrombetrieb. CH281271A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL281271X		1949-05-19

Publications (1)

Publication Number	Publication Date
CH281271A true CH281271A (de)	1952-02-29

Family

ID=19782304

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH281271D CH281271A (de)	1949-05-19	1950-05-17	Beleuchtungsvorrichtung für Wechselstrombetrieb.

Country Status (1)

Country	Link
CH (1)	CH281271A (de)

1950
- 1950-05-17 CH CH281271D patent/CH281271A/de unknown

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