NL7506297A - Voorschakelinrichting voor ontladingslampen. - Google Patents

Voorschakelinrichting voor ontladingslampen.

Info

Publication number: NL7506297A
Authority: NL; Netherlands
Prior art keywords: control device; discharge lamps; lamps; discharge; control
Prior art date: 1974-05-28

Application number

NL7506297A

Other languages

English (en)

Dutch (nl)

Original Assignee

Siemens Ag

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.)

1974-05-28

Filing date

1975-05-28

Publication date

1975-12-02

1975-05-28 Application filed by Siemens Ag filed Critical Siemens Ag

1975-12-02 Publication of NL7506297A publication Critical patent/NL7506297A/xx

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
- H05B41/02—Details
- H05B41/04—Starting switches
- H05B41/048—Starting switches using electromagnetic relays
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions

Landscapes

Physics & Mathematics (AREA)
Electromagnetism (AREA)
Circuit Arrangements For Discharge Lamps (AREA)

NL7506297A 1974-05-28 1975-05-28 Voorschakelinrichting voor ontladingslampen. NL7506297A (nl)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19742425720 DE2425720B2 (de)	1974-05-28	1974-05-28	Schaltungsanordnung zum zuenden und betrieb von gasentladungslampen

Publications (1)

Publication Number	Publication Date
NL7506297A true NL7506297A (nl)	1975-12-02

Family

ID=5916646

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7506297A NL7506297A (nl)	1974-05-28	1975-05-28	Voorschakelinrichting voor ontladingslampen.

Country Status (5)

Country	Link
AT (1)	AT354564B (de)
BE (1)	BE829570A (de)
CH (1)	CH584499A5 (de)
DE (1)	DE2425720B2 (de)
NL (1)	NL7506297A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2438407A1 (fr) *	1978-10-03	1980-04-30	Bourboulon Henri	Circuit d'alimentation de lampes a decharge, en vue de la protection du reseau de distribution
US4810936A (en) *	1986-12-01	1989-03-07	Hubbell Incorporated	Failing lamp monitoring and deactivating circuit
US5072156A (en) *	1990-11-29	1991-12-10	North American Philips Corporation	Ballast circuit with means to disconnect power factor capacitor
US5175469A (en) *	1991-05-21	1992-12-29	North American Philips Corporation	Combination including an emergency lighting arrangement
US5430354A (en) *	1992-03-24	1995-07-04	North American Philips Corporation	HID lamp and auxiliary lamp ballast using a single multiple function switch
US5453666A (en) *	1992-03-24	1995-09-26	Philips Electronics North America Corporation	High intensity discharge lamp ballast having a transient protected power factor correction scheme
WO1996004770A1 (en) *	1994-07-29	1996-02-15	Philips Electronics N.V.	A high intensity discharge lamp ballast

1974
- 1974-05-28 DE DE19742425720 patent/DE2425720B2/de active Granted
1975
- 1975-05-20 CH CH645175A patent/CH584499A5/xx not_active IP Right Cessation
- 1975-05-23 AT AT394275A patent/AT354564B/de not_active IP Right Cessation
- 1975-05-28 NL NL7506297A patent/NL7506297A/xx not_active Application Discontinuation
- 1975-05-28 BE BE156773A patent/BE829570A/xx unknown

Also Published As

Publication number	Publication date
CH584499A5 (de)	1977-01-31
AT354564B (de)	1979-01-10
BE829570A (fr)	1975-09-15
DE2425720A1 (de)	1975-12-11
DE2425720B2 (de)	1976-04-08
ATA394275A (de)	1979-06-15

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Legal Events

Date	Code	Title	Description
1981-01-26	BV	The patent application has lapsed