FR2206722A5 - - Google Patents

Info

Publication number
FR2206722A5
FR2206722A5 FR7240787A FR7240787A FR2206722A5 FR 2206722 A5 FR2206722 A5 FR 2206722A5 FR 7240787 A FR7240787 A FR 7240787A FR 7240787 A FR7240787 A FR 7240787A FR 2206722 A5 FR2206722 A5 FR 2206722A5
Authority
FR
France
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
FR7240787A
Other languages
French (fr)
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.)
Cegelec SA
Original Assignee
Cegelec SA
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 Cegelec SA filed Critical Cegelec SA
Priority to FR7240787A priority Critical patent/FR2206722A5/fr
Application granted granted Critical
Publication of FR2206722A5 publication Critical patent/FR2206722A5/fr
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
FR7240787A 1972-11-16 1972-11-16 Expired FR2206722A5 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7240787A FR2206722A5 (en) 1972-11-16 1972-11-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7240787A FR2206722A5 (en) 1972-11-16 1972-11-16

Publications (1)

Publication Number Publication Date
FR2206722A5 true FR2206722A5 (en) 1974-06-07

Family

ID=9107277

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7240787A Expired FR2206722A5 (en) 1972-11-16 1972-11-16

Country Status (1)

Country Link
FR (1) FR2206722A5 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4149690A (en) * 1975-10-17 1979-04-17 Jeumont-Schneider Positive-response transit detector for a given transit zone

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4149690A (en) * 1975-10-17 1979-04-17 Jeumont-Schneider Positive-response transit detector for a given transit zone

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Legal Events

Date Code Title Description
ST Notification of lapse