BE805268A - Lampe a incandescense a deux filaments - Google Patents

Lampe a incandescense a deux filaments

Info

Publication number
BE805268A
BE805268A BE136004A BE136004A BE805268A BE 805268 A BE805268 A BE 805268A BE 136004 A BE136004 A BE 136004A BE 136004 A BE136004 A BE 136004A BE 805268 A BE805268 A BE 805268A
Authority
BE
Belgium
Prior art keywords
incandescense
filament
lamp
incandescense lamp
filament incandescense
Prior art date
Application number
BE136004A
Other languages
English (en)
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 BE805268A publication Critical patent/BE805268A/fr

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/095—Traffic lights
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K9/00—Lamps having two or more incandescent bodies separately heated
    • H01K9/02—Lamps having two or more incandescent bodies separately heated to provide substitution in the event of failure of one of the bodies

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
BE136004A 1972-09-25 1973-09-25 Lampe a incandescense a deux filaments BE805268A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722246914 DE2246914C3 (de) 1972-09-25 1972-09-25 Lichtsignalgeber-Einrichtung, vorzugsweise für eine Straßenverkehrssignalanlage

Publications (1)

Publication Number Publication Date
BE805268A true BE805268A (fr) 1974-01-16

Family

ID=5857270

Family Applications (1)

Application Number Title Priority Date Filing Date
BE136004A BE805268A (fr) 1972-09-25 1973-09-25 Lampe a incandescense a deux filaments

Country Status (5)

Country Link
BE (1) BE805268A (fr)
CH (1) CH580336A5 (fr)
DE (1) DE2246914C3 (fr)
GB (1) GB1438134A (fr)
NL (1) NL7313067A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2634339B1 (fr) * 1988-07-13 1995-09-01 Guillot Francis Lanterne de signalisation routiere auto-regulee
US5680098A (en) * 1995-09-27 1997-10-21 Ford Motor Company Circuit for compensating for failure of a light source in an automotive vehicle

Also Published As

Publication number Publication date
DE2246914B2 (de) 1978-02-02
NL7313067A (fr) 1974-03-27
CH580336A5 (fr) 1976-09-30
GB1438134A (en) 1976-06-03
DE2246914A1 (de) 1974-04-11
DE2246914C3 (de) 1978-11-02

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