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ZA707374B - Improvements in or relating to circuit arrangements for operating electric discharge lamps - Google Patents

Improvements in or relating to circuit arrangements for operating electric discharge lamps

Info

Publication number
ZA707374B
ZA707374B ZA707374*A ZA707374A ZA707374B ZA 707374 B ZA707374 B ZA 707374B ZA 707374 A ZA707374 A ZA 707374A ZA 707374 B ZA707374 B ZA 707374B
Authority
ZA
South Africa
Prior art keywords
relating
electric discharge
discharge lamps
circuit arrangements
operating electric
Prior art date
Application number
ZA707374*A
Other languages
English (en)
Inventor
C Williams
Original Assignee
Gen Electric Co 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 Gen Electric Co Ltd filed Critical Gen Electric Co Ltd
Publication of ZA707374B publication Critical patent/ZA707374B/xx

Links

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
    • H05B41/042—Starting switches using semiconductor devices
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S315/00—Electric lamp and discharge devices: systems
    • Y10S315/05—Starting and operating circuit for fluorescent lamp
ZA707374*A 1969-10-30 1970-10-29 Improvements in or relating to circuit arrangements for operating electric discharge lamps ZA707374B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5330569 1969-10-30

Publications (1)

Publication Number Publication Date
ZA707374B true ZA707374B (en) 1971-08-25

Family

ID=10467323

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA707374*A ZA707374B (en) 1969-10-30 1970-10-29 Improvements in or relating to circuit arrangements for operating electric discharge lamps

Country Status (7)

Country Link
US (1) US3710184A (xx)
DE (1) DE2053118A1 (xx)
FR (1) FR2065596B1 (xx)
GB (1) GB1323877A (xx)
NL (1) NL7015469A (xx)
NO (1) NO130923C (xx)
ZA (1) ZA707374B (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3909666A (en) * 1973-12-26 1975-09-30 Stanley N Tenen Ballast circuit for gaseous discharge lamps
NL179698B (nl) * 1974-09-18 1986-05-16 Philips Nv Gas- en/of dampontladingsstraler.
US5047694A (en) * 1989-06-30 1991-09-10 Hubbell Incorporated Lamp starting circuit
TW299558B (xx) * 1992-04-03 1997-03-01 Hubbell Inc
US6114816A (en) * 1994-12-16 2000-09-05 Hubbell Incorporated Lighting control system for discharge lamps
US5594308A (en) * 1995-08-29 1997-01-14 Hubbell Incorporated High intensity discharge lamp starting circuit with automatic disablement of starting pulses
US5962988A (en) * 1995-11-02 1999-10-05 Hubbell Incorporated Multi-voltage ballast and dimming circuits for a lamp drive voltage transformation and ballasting system
US5825139A (en) * 1995-11-02 1998-10-20 Hubbell Incorporated Lamp driven voltage transformation and ballasting system
US5663612A (en) * 1996-04-30 1997-09-02 Hubbell Incorporated Apparatus for dimming discharge lamp having electromagnetic regulator with selectively tapped capacitance winding

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2130077A (en) * 1936-02-28 1938-09-13 Philips Nv Energizing system for discharge tubes
US2575001A (en) * 1948-02-07 1951-11-13 Hanovia Chemical & Mfg Co Operating system for discharge devices and vapor arc lamps

Also Published As

Publication number Publication date
NL7015469A (xx) 1971-05-04
FR2065596A1 (xx) 1971-07-30
GB1323877A (en) 1973-07-18
US3710184A (en) 1973-01-09
NO130923C (xx) 1975-03-05
FR2065596B1 (xx) 1973-02-02
DE2053118A1 (de) 1971-05-13
NO130923B (xx) 1974-11-25

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