AR216519A1 - Aparato de senales de paso a nivel ferroviario - Google Patents

Aparato de senales de paso a nivel ferroviario

Info

Publication number
AR216519A1
AR216519A1 AR272666A AR27266678A AR216519A1 AR 216519 A1 AR216519 A1 AR 216519A1 AR 272666 A AR272666 A AR 272666A AR 27266678 A AR27266678 A AR 27266678A AR 216519 A1 AR216519 A1 AR 216519A1
Authority
AR
Argentina
Prior art keywords
railway level
passage signals
signals apparatus
passage
railway
Prior art date
Application number
AR272666A
Other languages
English (en)
Original Assignee
Gen 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 Gen Signal Corp filed Critical Gen Signal Corp
Application granted granted Critical
Publication of AR216519A1 publication Critical patent/AR216519A1/es

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
    • B61L29/286—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 using conductor circuits controlled by the vehicle

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
AR272666A 1977-06-21 1978-06-21 Aparato de senales de paso a nivel ferroviario AR216519A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/808,592 US4120471A (en) 1977-06-21 1977-06-21 Highway crossing system with improved ring sustain feature

Publications (1)

Publication Number Publication Date
AR216519A1 true AR216519A1 (es) 1979-12-28

Family

ID=25199205

Family Applications (1)

Application Number Title Priority Date Filing Date
AR272666A AR216519A1 (es) 1977-06-21 1978-06-21 Aparato de senales de paso a nivel ferroviario

Country Status (5)

Country Link
US (1) US4120471A (es)
AR (1) AR216519A1 (es)
CA (1) CA1102904A (es)
ES (1) ES470943A1 (es)
NL (1) NL7806688A (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4251041A (en) * 1978-07-12 1981-02-17 General Signal Corporation Multiplexing means for motion detectors at grade crossings
US5098044A (en) * 1989-12-22 1992-03-24 General Railway Signal Corporation Highway crossing control system for railroads utilizing a communications link between the train locomotive and the crossing protection equipment
US5092544A (en) * 1989-12-22 1992-03-03 General Railway Signal Corp. Highway crossing control system for railroads utilizing a communications link between the train locomotive and the crossing protection equipment
US7075427B1 (en) 1996-01-12 2006-07-11 Eva Signal Corporation Traffic warning system
US5699986A (en) * 1996-07-15 1997-12-23 Alternative Safety Technologies Railway crossing collision avoidance system
WO2002064414A2 (en) 2001-01-23 2002-08-22 Alstom Signaling, Inc. Method and apparatus for uniform time warning of railroad trains
US8857769B1 (en) * 2013-04-30 2014-10-14 Siemens Industry, Inc. Variable frequency train detection
DE102016107211A1 (de) * 2016-04-19 2017-10-19 Voith Patent Gmbh Vorrichtung zur daten- und/oder signalübertragung
CN113517898B (zh) * 2021-04-27 2022-08-26 河南城建学院 一种桥梁施工信号处理装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2734130A (en) * 1956-02-07 Graduated time control system for
US2719218A (en) * 1949-12-17 1955-09-27 Westinghouse Air Brake Co Apparatus for the control of highway crossing signals
US2863993A (en) * 1954-01-28 1958-12-09 Westinghouse Air Brake Co Electronic railway track circuit
US2881309A (en) * 1954-04-02 1959-04-07 Gen Railway Signal Co Highway crossing with insulated track section at crossing
US3781542A (en) * 1972-10-16 1973-12-25 Gen Signal Corp Highway crossing signal control system for railroads
US3987989A (en) * 1974-04-05 1976-10-26 Erico Rail Products Company Railway signal system
US3944173A (en) * 1975-04-17 1976-03-16 Saftran System Corporation Railroad crossing motion sensing system

Also Published As

Publication number Publication date
CA1102904A (en) 1981-06-09
ES470943A1 (es) 1979-09-01
NL7806688A (nl) 1978-12-27
US4120471A (en) 1978-10-17

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