IT993652B - Dispositivo per sorvegliare carichi ohmici specialmente lampade di segnalazione nel traffico stradale - Google Patents

Dispositivo per sorvegliare carichi ohmici specialmente lampade di segnalazione nel traffico stradale

Info

Publication number
IT993652B
IT993652B IT27497/73A IT2749773A IT993652B IT 993652 B IT993652 B IT 993652B IT 27497/73 A IT27497/73 A IT 27497/73A IT 2749773 A IT2749773 A IT 2749773A IT 993652 B IT993652 B IT 993652B
Authority
IT
Italy
Prior art keywords
monitor
road traffic
signal lamps
especially signal
ohmic loads
Prior art date
Application number
IT27497/73A
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
Priority claimed from DE19722238521 external-priority patent/DE2238521C3/de
Application filed by Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of IT993652B publication Critical patent/IT993652B/it

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/097—Supervising of traffic control systems, e.g. by giving an alarm if two crossing streets have green light simultaneously

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electronic Switches (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
IT27497/73A 1972-08-04 1973-08-03 Dispositivo per sorvegliare carichi ohmici specialmente lampade di segnalazione nel traffico stradale IT993652B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722238521 DE2238521C3 (de) 1972-08-04 Überwachungseinrichtung für Signallampen, vorzugsweise im Straßenverkehr

Publications (1)

Publication Number Publication Date
IT993652B true IT993652B (it) 1975-09-30

Family

ID=5852712

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27497/73A IT993652B (it) 1972-08-04 1973-08-03 Dispositivo per sorvegliare carichi ohmici specialmente lampade di segnalazione nel traffico stradale

Country Status (8)

Country Link
US (1) US3962676A (it)
AR (1) AR198996A1 (it)
BE (1) BE803203A (it)
BR (1) BR7305957D0 (it)
CH (1) CH559948A5 (it)
IT (1) IT993652B (it)
NL (1) NL179951C (it)
SE (1) SE393476B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2116227B1 (es) * 1996-06-28 1999-04-01 Aleza Izquierdo Porfirio Sistema de control y analisis para semaforos.
US9349288B2 (en) 2014-07-28 2016-05-24 Econolite Group, Inc. Self-configuring traffic signal controller

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2166721A (en) * 1937-07-01 1939-07-18 Crouse Hinds Co Traffic signal system
DE1186760B (de) * 1963-03-27 1965-02-04 Heinrich Hartkorn Jun Schaltungsanordnung zur kontaktlosen UEberwachung von Verbraucherstromkreisen
GB1217758A (en) * 1967-12-12 1970-12-31 Omron Tateisi Electronics Co A traffic signal control system
US3596238A (en) * 1968-08-08 1971-07-27 Marbelite Co Fail-safe walk-don't walk signal

Also Published As

Publication number Publication date
BR7305957D0 (pt) 1974-07-11
BE803203A (fr) 1974-02-04
NL179951B (nl) 1986-07-01
AR198996A1 (es) 1974-07-31
DE2238521A1 (de) 1974-02-14
CH559948A5 (it) 1975-03-14
DE2238521B2 (de) 1976-11-18
US3962676A (en) 1976-06-08
SE393476B (sv) 1977-05-09
NL7310584A (it) 1974-02-06
NL179951C (nl) 1986-12-01

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