GB1507646A - Lighting-control apparatus - Google Patents

Lighting-control apparatus

Info

Publication number
GB1507646A
GB1507646A GB32367/76A GB3236776A GB1507646A GB 1507646 A GB1507646 A GB 1507646A GB 32367/76 A GB32367/76 A GB 32367/76A GB 3236776 A GB3236776 A GB 3236776A GB 1507646 A GB1507646 A GB 1507646A
Authority
GB
United Kingdom
Prior art keywords
lighting
control apparatus
control
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
GB32367/76A
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 AG
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.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Publication of GB1507646A publication Critical patent/GB1507646A/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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/155—Coordinated control of two or more light sources
GB32367/76A 1975-08-05 1976-08-03 Lighting-control apparatus Expired GB1507646A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2534994A DE2534994C3 (en) 1975-08-05 1975-08-05 Lighting control system with analog multiplication

Publications (1)

Publication Number Publication Date
GB1507646A true GB1507646A (en) 1978-04-19

Family

ID=5953290

Family Applications (1)

Application Number Title Priority Date Filing Date
GB32367/76A Expired GB1507646A (en) 1975-08-05 1976-08-03 Lighting-control apparatus

Country Status (3)

Country Link
BE (1) BE844701A (en)
DE (1) DE2534994C3 (en)
GB (1) GB1507646A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2143966A (en) * 1983-07-26 1985-02-20 Stephen Day Electronic apparatus for switching at predetermined times

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2143966A (en) * 1983-07-26 1985-02-20 Stephen Day Electronic apparatus for switching at predetermined times

Also Published As

Publication number Publication date
DE2534994B2 (en) 1977-08-11
DE2534994A1 (en) 1977-02-10
BE844701A (en) 1976-11-16
DE2534994C3 (en) 1978-04-06

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Legal Events

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