IT940955B - Lampada indicatrice bicolore con ciascun colore attivabile separa tamente dall altro - Google Patents

Lampada indicatrice bicolore con ciascun colore attivabile separa tamente dall altro

Info

Publication number
IT940955B
IT940955B IT53166/71A IT5316671A IT940955B IT 940955 B IT940955 B IT 940955B IT 53166/71 A IT53166/71 A IT 53166/71A IT 5316671 A IT5316671 A IT 5316671A IT 940955 B IT940955 B IT 940955B
Authority
IT
Italy
Prior art keywords
color
indicator lamp
activated separately
color indicator
separately
Prior art date
Application number
IT53166/71A
Other languages
English (en)
Original Assignee
Wagner Electric Corp
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 Wagner Electric Corp filed Critical Wagner Electric Corp
Application granted granted Critical
Publication of IT940955B publication Critical patent/IT940955B/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/62—One or more circuit elements structurally associated with the lamp
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
    • G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
    • G08B5/36—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Audible And Visible Signals (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
IT53166/71A 1970-10-12 1971-09-29 Lampada indicatrice bicolore con ciascun colore attivabile separa tamente dall altro IT940955B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7973770A 1970-10-12 1970-10-12

Publications (1)

Publication Number Publication Date
IT940955B true IT940955B (it) 1973-02-20

Family

ID=22152485

Family Applications (1)

Application Number Title Priority Date Filing Date
IT53166/71A IT940955B (it) 1970-10-12 1971-09-29 Lampada indicatrice bicolore con ciascun colore attivabile separa tamente dall altro

Country Status (6)

Country Link
US (1) US3697802A (it)
CA (1) CA950538A (it)
DE (1) DE2149686C3 (it)
FR (1) FR2111276A5 (it)
GB (1) GB1329667A (it)
IT (1) IT940955B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3795830A (en) * 1972-08-17 1974-03-05 Shelton J Led slidebase switchboard lamp
DE3125428C1 (de) * 1981-06-27 1983-01-13 Heinz 6521 Offstein Bollmann Vorrichtung zur Erzeugung von Licht
US4458179A (en) * 1982-03-26 1984-07-03 American Sterilizer Company Controller for lamp having more than one light source
SE8405396L (sv) * 1984-10-29 1986-04-30 Sylve Ronndahl Omkopplingsanordning
US4841196A (en) * 1987-12-09 1989-06-20 Gte Products Corporation Two-filament lamp and operating circuit and method for designing same
US5331734A (en) * 1990-03-12 1994-07-26 Hunt Arthur R Method for installing an electrical device having pins into pin sockets
EP1384251A1 (en) * 2001-05-03 2004-01-28 Alan Shields Lamp with multiple light-producing elements

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1666876A (en) * 1923-01-17 1928-04-17 Price Sidney Leopold Lamp for use on motor vehicles and for other purposes
FR743401A (it) * 1932-07-28 1933-03-30
US3304498A (en) * 1963-05-15 1967-02-14 Ideal Ind Voltage, polarity and frequency tester having a. c.-d. c. compensation and gas tube indicators
US3319115A (en) * 1964-11-04 1967-05-09 William T Smith Standby circuit using a two filament incandescent lamp to maintain approximately thesame light output

Also Published As

Publication number Publication date
FR2111276A5 (it) 1972-06-02
US3697802A (en) 1972-10-10
GB1329667A (en) 1973-09-12
DE2149686B2 (it) 1974-06-06
CA950538A (en) 1974-07-02
DE2149686C3 (de) 1975-01-23
DE2149686A1 (de) 1972-08-31

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