FR621455A - Improvements to signaling systems for railways - Google Patents

Improvements to signaling systems for railways

Info

Publication number
FR621455A
FR621455A FR621455DA FR621455A FR 621455 A FR621455 A FR 621455A FR 621455D A FR621455D A FR 621455DA FR 621455 A FR621455 A FR 621455A
Authority
FR
France
Prior art keywords
railways
signaling systems
signaling
systems
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
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.)
SPX Corp
Original Assignee
General Railway Signal Co
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 Railway Signal Co filed Critical General Railway Signal Co
Application granted granted Critical
Publication of FR621455A publication Critical patent/FR621455A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L21/00—Station blocking between signal boxes in one yard
    • B61L21/06—Vehicle-on-line indication; Monitoring locking and release of the route
    • B61L21/065—Vehicle-on-line indication; Monitoring locking and release of the route for signals, including signals actuated by the vehicle

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR621455D 1926-08-13 1926-08-13 Improvements to signaling systems for railways Expired FR621455A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR621455T 1926-08-13

Publications (1)

Publication Number Publication Date
FR621455A true FR621455A (en) 1927-05-12

Family

ID=8985130

Family Applications (1)

Application Number Title Priority Date Filing Date
FR621455D Expired FR621455A (en) 1926-08-13 1926-08-13 Improvements to signaling systems for railways

Country Status (1)

Country Link
FR (1) FR621455A (en)

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