GB1349651A - Electrical signalling for railways - Google Patents

Electrical signalling for railways

Info

Publication number
GB1349651A
GB1349651A GB6062670A GB1349651DA GB1349651A GB 1349651 A GB1349651 A GB 1349651A GB 6062670 A GB6062670 A GB 6062670A GB 1349651D A GB1349651D A GB 1349651DA GB 1349651 A GB1349651 A GB 1349651A
Authority
GB
United Kingdom
Prior art keywords
track
frequency
sections
signals
receiver
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
GB6062670A
Other languages
English (en)
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.)
ML Engineering Plymouth Ltd
Original Assignee
ML Engineering Plymouth Ltd
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 ML Engineering Plymouth Ltd filed Critical ML Engineering Plymouth Ltd
Publication of GB1349651A publication Critical patent/GB1349651A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L1/00—Devices along the route controlled by interaction with the vehicle or train
    • B61L1/18—Railway track circuits
    • B61L1/181—Details
    • B61L1/187—Use of alternating current
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
    • B61L23/08—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only
    • B61L23/14—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only automatically operated
    • B61L23/16—Track circuits specially adapted for section blocking
    • B61L23/166—Track circuits specially adapted for section blocking using alternating current

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
GB6062670A 1970-12-21 1970-12-21 Electrical signalling for railways Expired GB1349651A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB6062670 1970-12-21

Publications (1)

Publication Number Publication Date
GB1349651A true GB1349651A (en) 1974-04-10

Family

ID=10485834

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6062670A Expired GB1349651A (en) 1970-12-21 1970-12-21 Electrical signalling for railways

Country Status (4)

Country Link
AU (1) AU465109B2 (enExample)
FR (1) FR2118946B1 (enExample)
GB (1) GB1349651A (enExample)
ZA (1) ZA718433B (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4582279A (en) * 1983-01-13 1986-04-15 Alsthom-Atlantique Modulation system for railway track circuits
GB2400222A (en) * 2003-04-01 2004-10-06 Trevor Edwin Clegg Railway train detection system
WO2008052643A3 (de) * 2006-10-30 2008-06-26 Siemens Schweiz Ag Verfahren und einrichtung zum auswerten von messdaten in eisenbahngleisstromkreisen
WO2024216865A1 (zh) * 2023-04-17 2024-10-24 北京全路通信信号研究设计院集团有限公司 一种轨道电路系统及工作方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK492180A (da) * 1979-11-28 1981-05-29 Licentia Gmbh Indretning til klarmelding af jernbanespor

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4582279A (en) * 1983-01-13 1986-04-15 Alsthom-Atlantique Modulation system for railway track circuits
GB2400222A (en) * 2003-04-01 2004-10-06 Trevor Edwin Clegg Railway train detection system
GB2400222B (en) * 2003-04-01 2005-11-30 Trevor Edwin Clegg Railway train detection system
WO2008052643A3 (de) * 2006-10-30 2008-06-26 Siemens Schweiz Ag Verfahren und einrichtung zum auswerten von messdaten in eisenbahngleisstromkreisen
TWI393648B (zh) * 2006-10-30 2013-04-21 Siemens Schweiz Ag 軌道電路中之量測資料的評估方法及裝置
WO2024216865A1 (zh) * 2023-04-17 2024-10-24 北京全路通信信号研究设计院集团有限公司 一种轨道电路系统及工作方法

Also Published As

Publication number Publication date
FR2118946B1 (enExample) 1977-01-28
AU465109B2 (en) 1975-09-18
FR2118946A1 (enExample) 1972-08-04
AU3703671A (en) 1973-06-21
ZA718433B (en) 1972-09-27

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee