FR46949E - Device for adjusting AC electrical installations for stage lighting - Google Patents

Device for adjusting AC electrical installations for stage lighting

Info

Publication number
FR46949E
FR46949E FR46949DA FR46949E FR 46949 E FR46949 E FR 46949E FR 46949D A FR46949D A FR 46949DA FR 46949 E FR46949 E FR 46949E
Authority
FR
France
Prior art keywords
adjusting
stage lighting
electrical installations
installations
electrical
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.)
Siemens Schuckertwerke AG
Siemens AG
Original Assignee
Siemens Schuckertwerke AG
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.)
Filing date
Publication date
Application filed by Siemens Schuckertwerke AG, Siemens AG filed Critical Siemens Schuckertwerke AG
Application granted granted Critical
Publication of FR46949E publication Critical patent/FR46949E/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
FR46949D 1935-12-27 1935-12-27 Device for adjusting AC electrical installations for stage lighting Expired FR46949E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR46949T 1935-12-27

Publications (1)

Publication Number Publication Date
FR46949E true FR46949E (en) 1936-11-07

Family

ID=8682503

Family Applications (1)

Application Number Title Priority Date Filing Date
FR46949D Expired FR46949E (en) 1935-12-27 1935-12-27 Device for adjusting AC electrical installations for stage lighting

Country Status (1)

Country Link
FR (1) FR46949E (en)

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