ES403849A1 - Perfeccionamientos en aparatos para el control de pasos a nivel multiples. - Google Patents

Perfeccionamientos en aparatos para el control de pasos a nivel multiples.

Info

Publication number
ES403849A1
ES403849A1 ES403849A ES403849A ES403849A1 ES 403849 A1 ES403849 A1 ES 403849A1 ES 403849 A ES403849 A ES 403849A ES 403849 A ES403849 A ES 403849A ES 403849 A1 ES403849 A1 ES 403849A1
Authority
ES
Spain
Prior art keywords
crossing
signals
computer
crossings
accordance
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
ES403849A
Other languages
English (en)
Spanish (es)
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.)
SPX Technologies Inc
Original Assignee
General Signal 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 General Signal Corp filed Critical General Signal Corp
Publication of ES403849A1 publication Critical patent/ES403849A1/es
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L29/00—Safety means for rail/road crossing traffic
    • B61L29/24—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning
    • B61L29/28—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning electrically operated
    • B61L29/288—Wiring diagram of the signal control circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
ES403849A 1971-06-14 1972-06-14 Perfeccionamientos en aparatos para el control de pasos a nivel multiples. Expired ES403849A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15284871A 1971-06-14 1971-06-14

Publications (1)

Publication Number Publication Date
ES403849A1 true ES403849A1 (es) 1975-11-16

Family

ID=22544706

Family Applications (1)

Application Number Title Priority Date Filing Date
ES403849A Expired ES403849A1 (es) 1971-06-14 1972-06-14 Perfeccionamientos en aparatos para el control de pasos a nivel multiples.

Country Status (9)

Country Link
US (1) US3734434A (OSRAM)
AR (1) AR196406A1 (OSRAM)
BR (1) BR7203834D0 (OSRAM)
CA (1) CA939775A (OSRAM)
ES (1) ES403849A1 (OSRAM)
FR (1) FR2142411A5 (OSRAM)
GB (1) GB1336690A (OSRAM)
IT (1) IT958341B (OSRAM)
NL (1) NL7207966A (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4307860A (en) * 1979-07-30 1981-12-29 American Standard Inc. Railroad grade crossing constant warning protection system
US9925995B1 (en) * 2015-02-03 2018-03-27 Bnsf Railway Company Highway crossing out-of-service controller

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3390256A (en) * 1963-09-18 1968-06-25 Marquardt Corp Predictor self-check system for analog computer
US3422262A (en) * 1966-02-01 1969-01-14 Gen Signal Corp Highway crossing signal control system

Also Published As

Publication number Publication date
US3734434A (en) 1973-05-22
NL7207966A (OSRAM) 1972-12-18
IT958341B (it) 1973-10-20
FR2142411A5 (OSRAM) 1973-01-26
BR7203834D0 (pt) 1973-05-24
AR196406A1 (es) 1973-12-27
CA939775A (en) 1974-01-08
GB1336690A (en) 1973-11-07

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