FR730234A - Device for adjusting the light intensity of electric light sources - Google Patents

Device for adjusting the light intensity of electric light sources

Info

Publication number
FR730234A
FR730234A FR730234DA FR730234A FR 730234 A FR730234 A FR 730234A FR 730234D A FR730234D A FR 730234DA FR 730234 A FR730234 A FR 730234A
Authority
FR
France
Prior art keywords
adjusting
light sources
light intensity
electric
electric light
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
Other languages
French (fr)
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.)
AEG AG
Original Assignee
Allgemeine Elektricitaets Gesellschaft
AEG 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.)
Filing date
Publication date
Application filed by Allgemeine Elektricitaets Gesellschaft, AEG AG filed Critical Allgemeine Elektricitaets Gesellschaft
Application granted granted Critical
Publication of FR730234A publication Critical patent/FR730234A/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
    • H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
    • H05B39/04—Controlling
    • H05B39/08—Controlling by shifting phase of trigger voltage applied to gas-filled controlling tubes also in controlled semiconductor devices
    • H05B39/083—Controlling by shifting phase of trigger voltage applied to gas-filled controlling tubes also in controlled semiconductor devices by the variation-rate of light intensity
FR730234D 1931-01-21 1932-01-20 Device for adjusting the light intensity of electric light sources Expired FR730234A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE730234X 1931-01-21

Publications (1)

Publication Number Publication Date
FR730234A true FR730234A (en) 1932-08-09

Family

ID=6636382

Family Applications (1)

Application Number Title Priority Date Filing Date
FR730234D Expired FR730234A (en) 1931-01-21 1932-01-20 Device for adjusting the light intensity of electric light sources

Country Status (1)

Country Link
FR (1) FR730234A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE762226C (en) * 1936-06-03 1953-07-06 Aeg Electric motor drive for stage signal boxes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE762226C (en) * 1936-06-03 1953-07-06 Aeg Electric motor drive for stage signal boxes

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