GB1451186A - Arrangement for supplying a gas and/or vapour discharge lamp - Google Patents

Arrangement for supplying a gas and/or vapour discharge lamp

Info

Publication number
GB1451186A
GB1451186A GB957675A GB957675A GB1451186A GB 1451186 A GB1451186 A GB 1451186A GB 957675 A GB957675 A GB 957675A GB 957675 A GB957675 A GB 957675A GB 1451186 A GB1451186 A GB 1451186A
Authority
GB
United Kingdom
Prior art keywords
triac
lamp
circuit
input
phase
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB957675A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries 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 Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1451186A publication Critical patent/GB1451186A/en
Expired legal-status Critical Current

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
    • H05B41/14—Circuit arrangements
    • H05B41/36—Controlling
    • H05B41/38—Controlling the intensity of light
    • H05B41/39—Controlling the intensity of light continuously
    • H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
    • H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
    • H05B41/3924—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by phase control, e.g. using a triac

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
GB957675A 1974-03-11 1975-03-07 Arrangement for supplying a gas and/or vapour discharge lamp Expired GB1451186A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7403203A NL7403203A (nl) 1974-03-11 1974-03-11 Inrichting voor het voeden van een gas- en/of dampontladingslamp.

Publications (1)

Publication Number Publication Date
GB1451186A true GB1451186A (en) 1976-09-29

Family

ID=19820925

Family Applications (1)

Application Number Title Priority Date Filing Date
GB957675A Expired GB1451186A (en) 1974-03-11 1975-03-07 Arrangement for supplying a gas and/or vapour discharge lamp

Country Status (6)

Country Link
JP (1) JPS50122084A (enExample)
BE (1) BE826490A (enExample)
DE (1) DE2508210A1 (enExample)
FR (1) FR2264454B3 (enExample)
GB (1) GB1451186A (enExample)
NL (1) NL7403203A (enExample)

Also Published As

Publication number Publication date
NL7403203A (nl) 1975-09-15
JPS50122084A (enExample) 1975-09-25
DE2508210A1 (de) 1975-09-18
FR2264454A1 (enExample) 1975-10-10
FR2264454B3 (enExample) 1977-11-18
BE826490A (fr) 1975-09-10

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee