IT1129120B - Impianto di sicurezza a segnalazione continua per passaggi a livello ferroviari - Google Patents

Impianto di sicurezza a segnalazione continua per passaggi a livello ferroviari

Info

Publication number
IT1129120B
IT1129120B IT68214/80A IT6821480A IT1129120B IT 1129120 B IT1129120 B IT 1129120B IT 68214/80 A IT68214/80 A IT 68214/80A IT 6821480 A IT6821480 A IT 6821480A IT 1129120 B IT1129120 B IT 1129120B
Authority
IT
Italy
Prior art keywords
safety system
continuous signaling
signaling safety
railway passes
railway
Prior art date
Application number
IT68214/80A
Other languages
English (en)
Other versions
IT8068214A0 (it
Inventor
John J Kuhn
Original Assignee
American Standard Inc
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 American Standard Inc filed Critical American Standard Inc
Publication of IT8068214A0 publication Critical patent/IT8068214A0/it
Application granted granted Critical
Publication of IT1129120B publication Critical patent/IT1129120B/it

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)
IT68214/80A 1979-07-30 1980-07-29 Impianto di sicurezza a segnalazione continua per passaggi a livello ferroviari IT1129120B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/062,090 US4307860A (en) 1979-07-30 1979-07-30 Railroad grade crossing constant warning protection system

Publications (2)

Publication Number Publication Date
IT8068214A0 IT8068214A0 (it) 1980-07-29
IT1129120B true IT1129120B (it) 1986-06-04

Family

ID=22040166

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68214/80A IT1129120B (it) 1979-07-30 1980-07-29 Impianto di sicurezza a segnalazione continua per passaggi a livello ferroviari

Country Status (4)

Country Link
US (1) US4307860A (it)
BR (1) BR8003286A (it)
CA (1) CA1147838A (it)
IT (1) IT1129120B (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4581700A (en) * 1981-08-07 1986-04-08 Sab Harmon Industries, Inc. Processing system for grade crossing warning
US5170970A (en) * 1990-09-21 1992-12-15 Harmon Industries, Inc. Method and apparatus for improving rail shunts
US5954299A (en) * 1991-02-04 1999-09-21 Eva Signal Corporation Railroad crossing traffic warning system apparatus and method therefore
US6113037A (en) * 1991-02-04 2000-09-05 Eva Signal Corporation Railroad maintenance-of-way personnel warning system apparatus and method therefor
US5459663A (en) * 1993-12-10 1995-10-17 Union Switch & Signal Inc. Cab signal apparatus and method
US5924652A (en) * 1997-09-29 1999-07-20 Harmon Industries, Inc. Island presence detected
US6232887B1 (en) 1998-04-29 2001-05-15 Joseph E. Carson Warning systems
US7618010B2 (en) * 2006-09-20 2009-11-17 General Electric Company Method, computer software code, and system for determining a train direction at a railroad crossing
US8028961B2 (en) 2006-12-22 2011-10-04 Central Signal, Llc Vital solid state controller
US8500071B2 (en) 2009-10-27 2013-08-06 Invensys Rail Corporation Method and apparatus for bi-directional downstream adjacent crossing signaling
EP2576316A2 (en) 2010-05-31 2013-04-10 Central Signal, LLC Train detection
US8725405B2 (en) * 2012-04-13 2014-05-13 General Electric Company Methods and system for crossing prediction
JP6189113B2 (ja) * 2013-07-05 2017-08-30 西日本旅客鉄道株式会社 鉄道信号ケーブル断線検知器
US9481385B2 (en) * 2014-01-09 2016-11-01 General Electric Company Systems and methods for predictive maintenance of crossings
CA2944463C (en) * 2014-03-31 2023-03-21 Vossloh Signaling, Inc. Train direction detection apparatus and method
US9550505B2 (en) 2014-04-28 2017-01-24 General Electric Company System and method for shunting detection
US9671487B2 (en) * 2015-07-29 2017-06-06 Siemens Industry, Inc. Track test load device and track test load system for calibrating a constant warning time device
US10778271B1 (en) * 2019-07-09 2020-09-15 Alstom Transport Technologies System and method for analyzing signals travelling along track circuits of railway lines, and related portable signal analyzing device
CN116472215B (zh) * 2020-09-09 2025-11-21 北伯林顿铁路公司 列车模拟器测试装置及其方法
US11912322B2 (en) * 2020-12-15 2024-02-27 Alstom Transport Technologies Method, system, computer-readable medium comprising software code for estimating parameters of railway track circuits, and related track circuit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3333096A (en) * 1964-04-03 1967-07-25 Marquardt Corp Railway track circuit apparatus
US3734434A (en) * 1971-06-14 1973-05-22 Gen Signal Corp Control of multiple highway crossings
US3951364A (en) * 1975-01-09 1976-04-20 General Signal Corporation Track circuit
US3977634A (en) * 1975-06-09 1976-08-31 Safetran Systems Corporation Computer for motion sensing device setup

Also Published As

Publication number Publication date
BR8003286A (pt) 1981-03-31
IT8068214A0 (it) 1980-07-29
US4307860A (en) 1981-12-29
CA1147838A (en) 1983-06-07

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